./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor254819408 <...> Warning: Permanently added '10.128.0.134' (ED25519) to the list of known hosts. execve("./syz-executor254819408", ["./syz-executor254819408"], 0x7fff250e7300 /* 10 vars */) = 0 brk(NULL) = 0x55559251a000 brk(0x55559251ad40) = 0x55559251ad40 arch_prctl(ARCH_SET_FS, 0x55559251a3c0) = 0 set_tid_address(0x55559251a690) = 289 set_robust_list(0x55559251a6a0, 24) = 0 rseq(0x55559251ace0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor254819408", 4096) = 27 getrandom("\x9e\xbb\xb9\x33\x63\xfe\x8d\xb3", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55559251ad40 brk(0x55559253bd40) = 0x55559253bd40 brk(0x55559253c000) = 0x55559253c000 mprotect(0x7f2342de6000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 mkdir("/syzcgroup", 0777) = 0 mkdir("/syzcgroup/unified", 0777) = 0 mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0 chmod("/syzcgroup/unified", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3 write(3, "+cpu", 4) = 4 write(3, "+io", 3) = 3 write(3, "+pids", 5) = 5 close(3) = 0 mkdir("/syzcgroup/net", 0777) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 [ 258.885136][ T28] audit: type=1400 audit(1751346277.868:64): avc: denied { execmem } for pid=289 comm="syz-executor254" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 258.888521][ T289] cgroup: Unknown subsys name 'net' [ 258.904976][ T28] audit: type=1400 audit(1751346277.868:65): avc: denied { mounton } for pid=289 comm="syz-executor254" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) [ 258.932940][ T28] audit: type=1400 audit(1751346277.868:66): avc: denied { mount } for pid=289 comm="syz-executor254" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 258.933530][ T289] cgroup: Unknown subsys name 'devices' [ 258.955578][ T28] audit: type=1400 audit(1751346277.888:67): avc: denied { unmount } for pid=289 comm="syz-executor254" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "memory") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) [ 259.112632][ T289] cgroup: Unknown subsys name 'hugetlb' [ 259.118803][ T289] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,memory") = 0 chmod("/syzcgroup/cpu", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 chmod("/dev/raw-gadget", 0666) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 290 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 291 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 292 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 293 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 294 ./strace-static-x86_64: Process 293 attached [pid 293] set_robust_list(0x55559251a6a0, 24) = 0 [pid 293] mkdir("./syzkaller.xql660", 0700./strace-static-x86_64: Process 292 attached [pid 292] set_robust_list(0x55559251a6a0, 24) = 0 [pid 292] mkdir("./syzkaller.zKUNpT", 0700 [pid 293] <... mkdir resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 292] chmod("./syzkaller.zKUNpT", 0777) = 0 [pid 292] chdir("./syzkaller.zKUNpT") = 0 [pid 292] unshare(CLONE_NEWPID) = 0 ./strace-static-x86_64: Process 291 attached [pid 291] set_robust_list(0x55559251a6a0, 24 [pid 293] chmod("./syzkaller.xql660", 0777) = 0 [pid 291] <... set_robust_list resumed>) = 0 [pid 291] mkdir("./syzkaller.fk5wQ3", 0700 [pid 293] chdir("./syzkaller.xql660") = 0 [pid 293] unshare(CLONE_NEWPID) = 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] <... mkdir resumed>) = 0 [pid 291] chmod("./syzkaller.fk5wQ3", 0777) = 0 [pid 293] <... clone resumed>, child_tidptr=0x55559251a690) = 295 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 291] chdir("./syzkaller.fk5wQ3") = 0 [pid 291] unshare(CLONE_NEWPID) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 292] <... clone resumed>, child_tidptr=0x55559251a690) = 296 [pid 291] <... clone resumed>, child_tidptr=0x55559251a690) = 297 ./strace-static-x86_64: Process 290 attached [pid 290] set_robust_list(0x55559251a6a0, 24) = 0 [pid 290] mkdir("./syzkaller.lmjFsa", 0700) = 0 [pid 290] chmod("./syzkaller.lmjFsa", 0777) = 0 [pid 290] chdir("./syzkaller.lmjFsa") = 0 [pid 290] unshare(CLONE_NEWPID) = 0 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 298 ./strace-static-x86_64: Process 298 attached [pid 298] set_robust_list(0x55559251a6a0, 24) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] getppid() = 0 [pid 298] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 298] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 298] unshare(CLONE_NEWNS) = 0 [pid 298] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] unshare(CLONE_NEWIPC) = -1 EINVAL (Invalid argument) [pid 298] unshare(CLONE_NEWCGROUP) = 0 [pid 298] unshare(CLONE_NEWUTS) = 0 [pid 298] unshare(CLONE_SYSVSEM) = 0 [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 298] getpid() = 1 [pid 298] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 294] set_robust_list(0x55559251a6a0, 24./strace-static-x86_64: Process 296 attached ) = 0 [pid 296] set_robust_list(0x55559251a6a0, 24) = 0 [pid 294] mkdir("./syzkaller.4hO37G", 0700 [pid 295] set_robust_list(0x55559251a6a0, 24./strace-static-x86_64: Process 297 attached [pid 294] <... mkdir resumed>) = 0 [pid 295] <... set_robust_list resumed>) = 0 [pid 296] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 294] chmod("./syzkaller.4hO37G", 0777 [pid 295] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... prctl resumed>) = 0 [pid 295] <... prctl resumed>) = 0 [pid 296] getppid( [pid 295] getppid() = 0 [pid 296] <... getppid resumed>) = 0 [pid 296] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 295] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 294] <... chmod resumed>) = 0 [pid 295] <... prlimit64 resumed>NULL) = 0 [pid 296] <... prlimit64 resumed>NULL) = 0 [pid 294] chdir("./syzkaller.4hO37G" [pid 297] set_robust_list(0x55559251a6a0, 24 [pid 295] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 296] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 294] <... chdir resumed>) = 0 [pid 297] <... set_robust_list resumed>) = 0 [pid 296] <... prlimit64 resumed>NULL) = 0 [pid 295] <... prlimit64 resumed>NULL) = 0 [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 295] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 294] unshare(CLONE_NEWPID [pid 296] <... prlimit64 resumed>NULL) = 0 [pid 295] <... prlimit64 resumed>NULL) = 0 [pid 297] <... prctl resumed>) = 0 [pid 294] <... unshare resumed>) = 0 [pid 297] getppid( [pid 296] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 295] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 296] <... prlimit64 resumed>NULL) = 0 [pid 295] <... prlimit64 resumed>NULL) = 0 [pid 297] <... getppid resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 295] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 297] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 296] <... prlimit64 resumed>NULL) = 0 [pid 295] <... prlimit64 resumed>NULL) = 0 [pid 296] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 297] <... prlimit64 resumed>NULL) = 0 [pid 295] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 294] <... clone resumed>, child_tidptr=0x55559251a690) = 299 [pid 296] <... prlimit64 resumed>NULL) = 0 [pid 295] <... prlimit64 resumed>NULL) = 0 [pid 297] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 295] unshare(CLONE_NEWNS [pid 296] unshare(CLONE_NEWNS [pid 295] <... unshare resumed>) = 0 [pid 296] <... unshare resumed>) = 0 [pid 297] <... prlimit64 resumed>NULL) = 0 [pid 295] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 297] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 296] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 295] <... mount resumed>) = 0 [pid 297] <... prlimit64 resumed>NULL) = 0 [pid 295] unshare(CLONE_NEWIPC [pid 297] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 296] <... mount resumed>) = 0 [pid 297] <... prlimit64 resumed>NULL) = 0 [pid 296] unshare(CLONE_NEWIPC [pid 295] <... unshare resumed>) = -1 EINVAL (Invalid argument) [pid 297] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 295] unshare(CLONE_NEWCGROUP [pid 296] <... unshare resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... prlimit64 resumed>NULL) = 0 [pid 295] <... unshare resumed>) = 0 [pid 297] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 296] unshare(CLONE_NEWCGROUP [pid 297] <... prlimit64 resumed>NULL) = 0 [pid 296] <... unshare resumed>) = 0 [pid 297] unshare(CLONE_NEWNS [pid 295] unshare(CLONE_NEWUTS [pid 297] <... unshare resumed>) = 0 [pid 296] unshare(CLONE_NEWUTS [pid 297] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 295] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x55559251a6a0, 24) = 0 [pid 299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] getppid() = 0 [pid 299] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 299] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 299] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 299] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 299] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 299] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 299] unshare(CLONE_NEWNS [pid 296] <... unshare resumed>) = 0 [pid 295] unshare(CLONE_SYSVSEM [pid 296] unshare(CLONE_SYSVSEM [pid 295] <... unshare resumed>) = 0 [pid 296] <... unshare resumed>) = 0 [pid 299] <... unshare resumed>) = 0 [pid 295] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 299] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] <... mount resumed>) = 0 [pid 295] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 297] unshare(CLONE_NEWIPC [pid 299] <... mount resumed>) = 0 [pid 295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] <... unshare resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] unshare(CLONE_NEWCGROUP [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 295] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 297] <... unshare resumed>) = 0 [pid 299] unshare(CLONE_NEWIPC [pid 297] unshare(CLONE_NEWUTS [pid 296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unshare resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] <... unshare resumed>) = 0 [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 295] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 297] unshare(CLONE_SYSVSEM) = 0 [pid 296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 299] unshare(CLONE_NEWCGROUP [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 299] <... unshare resumed>) = 0 [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 299] unshare(CLONE_NEWUTS [pid 297] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 295] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 295] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unshare resumed>) = 0 [pid 295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 296] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 295] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 299] unshare(CLONE_SYSVSEM [pid 297] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 299] <... unshare resumed>) = 0 [pid 295] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 296] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 296] getpid( [pid 295] getpid( [pid 297] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 296] <... getpid resumed>) = 1 [pid 295] <... getpid resumed>) = 1 [pid 296] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 295] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 296] <... capget resumed>{effective=1<) = -1 ENOENT (No such file or directory) [pid 296] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 295] <... capget resumed>{effective=1< [pid 296] <... capset resumed>) = 0 [pid 295] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 296] unshare(CLONE_NEWNET [pid 297] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 295] <... capset resumed>) = 0 [pid 299] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 295] unshare(CLONE_NEWNET [pid 297] getpid( [pid 299] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 298] <... unshare resumed>) = 0 [pid 299] <... openat resumed>) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 299] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 299] getpid() = 1 [pid 299] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 298] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "0 65535", 7) = 7 [pid 298] close(3) = 0 [pid 298] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "100000", 6) = 6 [pid 298] close(3) = 0 [pid 298] mkdir("./syz-tmp", 0777) = 0 [pid 298] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 297] <... getpid resumed>) = 1 [pid 298] <... mount resumed>) = 0 [ 259.217502][ T28] audit: type=1400 audit(1751346278.198:68): avc: denied { setattr } for pid=289 comm="syz-executor254" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [pid 298] mkdir("./syz-tmp/newroot", 0777) = 0 [pid 297] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 298] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 298] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mkdir("./syz-tmp/newroot/proc", 0700) = 0 [pid 298] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0 [pid 298] mkdir("./syz-tmp/newroot/selinux", 0700) = 0 [pid 298] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 298] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mkdir("./syz-tmp/newroot/sys", 0700) = 0 [pid 298] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 298] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0 [pid 298] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 298] mkdir("./syz-tmp/newroot/syzcgroup", 0700) = 0 [pid 298] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700) = 0 [pid 298] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700) = 0 [pid 298] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700) = 0 [pid 298] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mkdir("./syz-tmp/pivot", 0777) = 0 [pid 298] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0 [pid 298] chdir("/") = 0 [pid 298] umount2("./pivot", MNT_DETACH) = 0 [pid 297] <... capget resumed>{effective=1< [pid 297] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 298] <... chroot resumed>) = 0 [pid 297] <... capset resumed>) = 0 [pid 298] chdir("/" [pid 297] unshare(CLONE_NEWNET [pid 298] <... chdir resumed>) = 0 [pid 298] mkdir("/dev/gadgetfs", 0777) = 0 [ 259.249616][ T28] audit: type=1400 audit(1751346278.198:69): avc: denied { mounton } for pid=298 comm="syz-executor254" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 259.289019][ T298] request_module fs-gadgetfs succeeded, but still no fs? [pid 298] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 299] <... unshare resumed>) = 0 [pid 299] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "0 65535", 7) = 7 [pid 299] close(3) = 0 [pid 299] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "100000", 6) = 6 [pid 299] close(3) = 0 [pid 299] mkdir("./syz-tmp", 0777) = 0 [pid 299] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0 [pid 299] mkdir("./syz-tmp/newroot", 0777) = 0 [pid 299] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 298] <... mount resumed>) = -1 ENODEV (No such device) [pid 298] mkdir("/dev/binderfs", 0777) = 0 [pid 299] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 299] mkdir("./syz-tmp/newroot/proc", 0700) = 0 [pid 299] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0 [pid 299] mkdir("./syz-tmp/newroot/selinux", 0700) = 0 [pid 299] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 299] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 299] mkdir("./syz-tmp/newroot/sys", 0700) = 0 [pid 298] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 299] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 299] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 299] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 299] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 299] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0 [pid 298] getpid() = 1 [pid 298] mkdir("/syzcgroup/unified/syz0", 0777 [pid 299] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 299] mkdir("./syz-tmp/newroot/syzcgroup", 0700) = 0 [pid 299] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700) = 0 [pid 299] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700) = 0 [pid 299] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700) = 0 [pid 299] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 299] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 299] mkdir("./syz-tmp/pivot", 0777) = 0 [pid 299] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0 [pid 298] openat(AT_FDCWD, "/syzcgroup/unified/syz0/pids.max", O_WRONLY|O_CLOEXEC) = 3 [pid 299] chdir("/") = 0 [pid 299] umount2("./pivot", MNT_DETACH [pid 298] write(3, "32", 2) = 2 [pid 298] close(3) = 0 [pid 298] openat(AT_FDCWD, "/syzcgroup/unified/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "1", 1 [pid 295] <... unshare resumed>) = 0 [pid 295] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 295] write(3, "0 65535", 7) = 7 [pid 295] close(3) = 0 [pid 295] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 295] write(3, "100000", 6) = 6 [pid 295] close(3) = 0 [pid 295] mkdir("./syz-tmp", 0777) = 0 [pid 295] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0 [pid 295] mkdir("./syz-tmp/newroot", 0777) = 0 [pid 295] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 295] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 295] mkdir("./syz-tmp/newroot/proc", 0700) = 0 [pid 295] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 298] <... write resumed>) = 1 [pid 298] close(3) = 0 [pid 299] <... umount2 resumed>) = 0 [pid 298] mkdir("/syzcgroup/cpu/syz0", 0777 [pid 299] chroot("./newroot" [pid 298] <... mkdir resumed>) = 0 [pid 299] <... chroot resumed>) = 0 [pid 299] chdir("/") = 0 [pid 299] mkdir("/dev/gadgetfs", 0777) = -1 EEXIST (File exists) [pid 299] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device) [pid 299] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 299] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 299] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 299] getpid() = 1 [pid 299] mkdir("/syzcgroup/unified/syz4", 0777) = 0 [pid 298] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "1", 1) = 1 [pid 298] close(3) = 0 [pid 298] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 299] openat(AT_FDCWD, "/syzcgroup/unified/syz4/pids.max", O_WRONLY|O_CLOEXEC) = 3 [pid 298] <... openat resumed>) = 3 [pid 298] write(3, "313524224", 9) = 9 [pid 298] close(3) = 0 [pid 298] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "32", 2) = 2 [pid 299] close(3) = 0 [pid 299] openat(AT_FDCWD, "/syzcgroup/unified/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 298] write(3, "314572800", 9 [pid 299] <... openat resumed>) = 3 [pid 298] <... write resumed>) = 9 [pid 298] close(3) = 0 [pid 298] mkdir("/syzcgroup/net/syz0", 0777 [pid 299] write(3, "1", 1 [pid 298] <... mkdir resumed>) = 0 [pid 299] <... write resumed>) = 1 [pid 299] close(3) = 0 [pid 299] mkdir("/syzcgroup/cpu/syz4", 0777) = 0 [pid 299] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "1", 1) = 1 [pid 299] close(3) = 0 [pid 299] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "313524224", 9) = 9 [pid 299] close(3) = 0 [pid 299] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "314572800", 9) = 9 [pid 299] close(3) = 0 [pid 299] mkdir("/syzcgroup/net/syz4", 0777) = 0 [pid 299] openat(AT_FDCWD, "/syzcgroup/net/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 298] openat(AT_FDCWD, "/syzcgroup/net/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "1", 1) = 1 [pid 298] write(3, "1", 1) = 1 [pid 299] close(3) = 0 [pid 298] close(3) = 0 [pid 299] mkdir("./0", 0777) = 0 [pid 298] mkdir("./0", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 300 attached ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 2 [pid 301] <... set_robust_list resumed>) = 0 [pid 300] set_robust_list(0x55559251a6a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 2 [pid 301] chdir("./0" [pid 300] <... set_robust_list resumed>) = 0 [pid 300] chdir("./0" [pid 301] <... chdir resumed>) = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] <... chdir resumed>) = 0 [pid 301] setpgid(0, 0 [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] <... setpgid resumed>) = 0 [pid 300] setpgid(0, 0 [pid 301] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 300] <... setpgid resumed>) = 0 [pid 300] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 301] <... symlink resumed>) = 0 [pid 300] <... symlink resumed>) = 0 [pid 300] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 301] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 300] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 301] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 301] <... symlink resumed>) = 0 [pid 300] <... openat resumed>) = 3 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 [pid 301] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 301] write(1, "executing program\n", 18) = 18 [pid 301] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] write(3, "1000", 4 [pid 301] <... futex resumed>) = 0 [pid 300] <... write resumed>) = 4 [pid 301] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 300] close(3 [pid 301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 300] <... close resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 300] symlink("/dev/binderfs", "./binderfs" [pid 301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 300] <... symlink resumed>) = 0 [pid 301] <... mmap resumed>) = 0x7f2342d01000 [pid 300] write(1, "executing program\n", 18executing program [pid 301] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 300] <... write resumed>) = 18 [pid 301] <... mprotect resumed>) = 0 [pid 300] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [pid 300] <... futex resumed>) = 0 [pid 301] <... rt_sigprocmask resumed>[], 8) = 0 [pid 300] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 300] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 302 attached [pid 300] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 302] set_robust_list(0x7f2342d219a0, 24 [pid 301] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 302] <... set_robust_list resumed>) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], [pid 300] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], [pid 301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 300] <... mmap resumed>) = 0x7f2342d01000 [pid 302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 302] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 301] <... futex resumed>) = 0 [pid 300] <... mprotect resumed>) = 0 [pid 302] <... bpf resumed>) = 3 [pid 301] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_BLOCK, ~[], [pid 302] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... rt_sigprocmask resumed>[], 8) = 0 [pid 302] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 300] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 303 attached [pid 302] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 301] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] set_robust_list(0x7f2342d219a0, 24 [pid 302] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 301] <... futex resumed>) = 0 [pid 300] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 303] <... set_robust_list resumed>) = 0 [pid 302] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] rt_sigprocmask(SIG_SETMASK, [], [pid 303] rt_sigprocmask(SIG_SETMASK, [], [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 302] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 301] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 302] <... bpf resumed>, 56) = 0 [pid 301] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 303] <... bpf resumed>) = 3 [pid 302] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 303] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 303] <... futex resumed>) = 1 [pid 300] <... futex resumed>) = 0 [pid 303] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 301] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 301] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 303] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 302] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 303] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 303] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 301] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] <... futex resumed>) = 0 [pid 303] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] <... bpf resumed>) = 4 [pid 301] <... futex resumed>) = 0 [pid 300] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 300] <... futex resumed>) = 0 [pid 303] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 303] <... bpf resumed>, 56) = 0 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 301] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... mount resumed>) = 0 [pid 303] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 302] <... bpf resumed>) = 5 [pid 301] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 303] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 302] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 300] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 302] <... futex resumed>) = 0 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 300] <... futex resumed>) = 0 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 302] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] close(3 [pid 300] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 303] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 301] <... close resumed>) = 0 [pid 303] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] close(4 [pid 303] <... futex resumed>) = 1 [pid 301] <... close resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 303] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] close(5 [pid 300] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... close resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 303] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 301] close(6 [pid 300] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 303] <... bpf resumed>) = 4 [pid 301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] close(7 [pid 303] <... futex resumed>) = 1 [pid 301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 300] <... futex resumed>) = 0 [pid 303] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] close(8 [pid 300] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 300] <... futex resumed>) = 0 [pid 303] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 301] close(9 [pid 300] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(10) = -1 EBADF (Bad file descriptor) [pid 301] close(11) = -1 EBADF (Bad file descriptor) [pid 301] close(12) = -1 EBADF (Bad file descriptor) [pid 301] close(13) = -1 EBADF (Bad file descriptor) [pid 301] close(14) = -1 EBADF (Bad file descriptor) [pid 301] close(15) = -1 EBADF (Bad file descriptor) [pid 301] close(16) = -1 EBADF (Bad file descriptor) [pid 301] close(17) = -1 EBADF (Bad file descriptor) [pid 301] close(18) = -1 EBADF (Bad file descriptor) [pid 301] close(19) = -1 EBADF (Bad file descriptor) [pid 301] close(20) = -1 EBADF (Bad file descriptor) [pid 301] close(21) = -1 EBADF (Bad file descriptor) [pid 301] close(22) = -1 EBADF (Bad file descriptor) [pid 301] close(23) = -1 EBADF (Bad file descriptor) [pid 301] close(24) = -1 EBADF (Bad file descriptor) [pid 301] close(25) = -1 EBADF (Bad file descriptor) [pid 301] close(26) = -1 EBADF (Bad file descriptor) [pid 301] close(27) = -1 EBADF (Bad file descriptor) [pid 301] close(28 [pid 295] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] close(29 [pid 295] <... mkdir resumed>) = 0 [pid 301] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 301] exit_group(0 [pid 295] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 302] <... futex resumed>) = ? [pid 301] <... exit_group resumed>) = ? [pid 302] +++ exited with 0 +++ [pid 301] +++ exited with 0 +++ [pid 295] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 295] mkdir("./syz-tmp/newroot/sys", 0700) = 0 [pid 295] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [ 259.291294][ T28] audit: type=1400 audit(1751346278.248:70): avc: denied { mounton } for pid=298 comm="syz-executor254" path="/root/syzkaller.lmjFsa/syz-tmp" dev="sda1" ino=2032 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [pid 295] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 295] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 295] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 295] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0 [pid 295] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 295] mkdir("./syz-tmp/newroot/syzcgroup", 0700) = 0 [pid 295] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700) = 0 [pid 295] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700) = 0 [pid 295] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700) = 0 [pid 295] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 295] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 295] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 295] mkdir("./syz-tmp/pivot", 0777) = 0 [pid 295] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0 [pid 295] chdir("/") = 0 [pid 295] umount2("./pivot", MNT_DETACH) = 0 [pid 295] chroot("./newroot") = 0 [pid 295] chdir("/") = 0 [pid 295] mkdir("/dev/gadgetfs", 0777 [pid 297] <... unshare resumed>) = 0 [pid 295] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 295] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device) [pid 297] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 295] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 295] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 295] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 295] getpid() = 1 [pid 295] mkdir("/syzcgroup/unified/syz3", 0777 [pid 297] <... openat resumed>) = 3 [pid 295] <... mkdir resumed>) = 0 [pid 295] openat(AT_FDCWD, "/syzcgroup/unified/syz3/pids.max", O_WRONLY|O_CLOEXEC [pid 297] write(3, "0 65535", 7 [pid 295] <... openat resumed>) = 3 [pid 295] write(3, "32", 2) = 2 [pid 295] close(3) = 0 [pid 297] <... write resumed>) = 7 [pid 295] openat(AT_FDCWD, "/syzcgroup/unified/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 297] close(3 [pid 295] <... openat resumed>) = 3 [pid 295] write(3, "1", 1) = 1 [pid 295] close(3) = 0 [pid 295] mkdir("/syzcgroup/cpu/syz3", 0777executing program executing program [pid 297] <... close resumed>) = 0 [pid 296] <... unshare resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 295] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 295] write(3, "1", 1) = 1 [pid 295] close(3) = 0 [pid 295] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 295] write(3, "313524224", 9) = 9 [pid 295] close(3) = 0 [pid 295] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 295] write(3, "314572800", 9) = 9 [pid 299] <... restart_syscall resumed>) = 0 [pid 295] close(3) = 0 [pid 295] mkdir("/syzcgroup/net/syz3", 0777 [pid 299] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "/syzcgroup/net/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 299] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 295] write(3, "1", 1 [pid 299] newfstatat(3, "", [pid 295] <... write resumed>) = 1 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] close(3 [pid 299] getdents64(3, [pid 295] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] mkdir("./0", 0777 [pid 299] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... mkdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 304 attached [pid 299] newfstatat(AT_FDCWD, "./0/binderfs", [pid 304] set_robust_list(0x55559251a6a0, 24 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 2 [pid 304] <... set_robust_list resumed>) = 0 [pid 299] unlink("./0/binderfs" [pid 304] chdir("./0" [pid 299] <... unlink resumed>) = 0 [pid 304] <... chdir resumed>) = 0 [pid 299] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 304] setpgid(0, 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] <... setpgid resumed>) = 0 [pid 299] unlink("./0/cgroup.net" [pid 304] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 299] <... unlink resumed>) = 0 [pid 304] <... symlink resumed>) = 0 [pid 299] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 304] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] <... symlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 304] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] <... symlink resumed>) = 0 [pid 299] unlink("./0/cgroup.cpu" [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 304] <... openat resumed>) = 3 [pid 299] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 304] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 304] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./0/cgroup", [pid 304] close(3 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 304] <... close resumed>) = 0 [pid 299] unlink("./0/cgroup" [pid 304] symlink("/dev/binderfs", "./binderfs" [pid 299] <... unlink resumed>) = 0 [pid 304] <... symlink resumed>) = 0 [pid 299] getdents64(3, [pid 304] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 304] <... write resumed>) = 18 [pid 299] close(3 [pid 304] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... close resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 299] rmdir("./0" [pid 304] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] <... rmdir resumed>) = 0 [pid 304] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] mkdir("./1", 0777 [pid 304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] <... mkdir resumed>) = 0 [pid 304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 305 attached [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 305] set_robust_list(0x55559251a6a0, 24 [pid 304] <... mmap resumed>) = 0x7f2342d01000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 4 [pid 305] <... set_robust_list resumed>) = 0 [pid 304] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 305] chdir("./1" [pid 304] <... mprotect resumed>) = 0 [pid 305] <... chdir resumed>) = 0 [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [pid 305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] <... rt_sigprocmask resumed>[], 8) = 0 [pid 305] <... prctl resumed>) = 0 [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 306 attached [pid 305] setpgid(0, 0 [pid 306] set_robust_list(0x7f2342d219a0, 24 [pid 305] <... setpgid resumed>) = 0 [pid 304] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 306] <... set_robust_list resumed>) = 0 [pid 305] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 304] rt_sigprocmask(SIG_SETMASK, [], [pid 306] rt_sigprocmask(SIG_SETMASK, [], [pid 305] <... symlink resumed>) = 0 [pid 304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 305] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 304] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 305] <... symlink resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 306] <... bpf resumed>) = 3 [pid 305] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 304] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... symlink resumed>) = 0 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] <... futex resumed>) = 0 [pid 305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 305] <... openat resumed>) = 3 [pid 304] <... futex resumed>) = 0 [pid 306] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 305] write(3, "1000", 4 [pid 304] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... write resumed>) = 4 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] <... futex resumed>) = 0 [pid 305] close(3 [pid 304] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 305] <... close resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 306] <... bpf resumed>, 56) = 0 [pid 305] symlink("/dev/binderfs", "./binderfs" [pid 304] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... symlink resumed>) = 0 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] <... futex resumed>) = 0 [pid 305] write(1, "executing program\n", 18 [pid 304] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 305] <... write resumed>) = 18 [pid 304] <... futex resumed>) = 0 [pid 306] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 305] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] <... futex resumed>) = 0 [pid 305] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 304] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] <... rt_sigaction resumed>NULL, 8) = 0 [pid 304] <... futex resumed>) = 0 [pid 306] <... bpf resumed>) = 4 [pid 305] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 304] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 306] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 306] <... futex resumed>) = 0 [pid 305] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 304] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 305] <... mmap resumed>) = 0x7f2342d01000 [pid 304] <... futex resumed>) = 0 [pid 305] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 304] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 305] <... mprotect resumed>) = 0 [pid 305] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 305] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x7f2342d219a0, 24 [pid 305] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 307] <... set_robust_list resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], [pid 307] rt_sigprocmask(SIG_SETMASK, [], [pid 305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 305] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 305] <... futex resumed>) = 0 [pid 307] <... bpf resumed>) = 3 [pid 305] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 0 [pid 305] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 305] <... futex resumed>) = 0 [pid 307] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 305] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 0 [pid 305] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 305] <... futex resumed>) = 0 [pid 307] <... bpf resumed>, 56) = 0 [pid 305] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 0 [pid 305] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 305] <... futex resumed>) = 0 [pid 307] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 305] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 0 [pid 305] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 305] <... futex resumed>) = 0 [pid 307] <... bpf resumed>) = 4 [pid 305] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 307] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 0 [pid 305] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 305] <... futex resumed>) = 0 [pid 305] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "100000", 6) = 6 [pid 297] close(3) = 0 [pid 297] mkdir("./syz-tmp", 0777) = 0 [pid 297] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0 [pid 297] mkdir("./syz-tmp/newroot", 0777) = 0 [pid 297] mkdir("./syz-tmp/newroot/dev", 0700) = 0 [pid 297] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 297] mkdir("./syz-tmp/newroot/proc", 0700) = 0 [pid 297] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0 [pid 297] mkdir("./syz-tmp/newroot/selinux", 0700) = 0 [pid 297] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory) [pid 297] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 297] mkdir("./syz-tmp/newroot/sys", 0700) = 0 [pid 297] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 297] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 307] <... bpf resumed>) = 5 [pid 306] <... bpf resumed>) = 5 [pid 303] <... bpf resumed>) = 5 [pid 297] <... mount resumed>) = 0 [pid 307] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 306] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 303] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 296] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 307] <... futex resumed>) = 1 [pid 306] <... futex resumed>) = 1 [pid 305] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 303] <... futex resumed>) = 1 [pid 300] <... futex resumed>) = 0 [pid 297] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 307] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 306] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 305] close(3 [pid 304] close(3 [pid 303] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] close(3 [pid 297] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = 0 [pid 304] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 297] <... mount resumed>) = 0 [pid 305] close(4 [pid 304] close(4 [pid 300] close(4 [pid 297] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 305] <... close resumed>) = 0 [pid 304] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 305] close(5 [pid 304] close(5 [ 259.363591][ T28] audit: type=1400 audit(1751346278.248:71): avc: denied { mount } for pid=298 comm="syz-executor254" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 259.386260][ T28] audit: type=1400 audit(1751346278.248:72): avc: denied { mounton } for pid=298 comm="syz-executor254" path="/root/syzkaller.lmjFsa/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [pid 300] close(5 [pid 297] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = 0 [pid 304] <... close resumed>) = 0 [pid 300] <... close resumed>) = 0 [pid 297] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 296] <... openat resumed>) = 3 [pid 305] close(6 [pid 300] close(6) = -1 EBADF (Bad file descriptor) [pid 300] close(7) = -1 EBADF (Bad file descriptor) [pid 300] close(8) = -1 EBADF (Bad file descriptor) [pid 300] close(9) = -1 EBADF (Bad file descriptor) [pid 300] close(10) = -1 EBADF (Bad file descriptor) [pid 300] close(11) = -1 EBADF (Bad file descriptor) [pid 300] close(12) = -1 EBADF (Bad file descriptor) [pid 300] close(13 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(6 [pid 300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./syz-tmp/newroot/syzcgroup", 0700 [pid 296] write(3, "0 65535", 7 [pid 300] close(14) = -1 EBADF (Bad file descriptor) [pid 300] close(15) = -1 EBADF (Bad file descriptor) [pid 300] close(16) = -1 EBADF (Bad file descriptor) [pid 300] close(17) = -1 EBADF (Bad file descriptor) [pid 300] close(18) = -1 EBADF (Bad file descriptor) [pid 300] close(19) = -1 EBADF (Bad file descriptor) [pid 300] close(20) = -1 EBADF (Bad file descriptor) [pid 300] close(21) = -1 EBADF (Bad file descriptor) [pid 300] close(22) = -1 EBADF (Bad file descriptor) [pid 300] close(23) = -1 EBADF (Bad file descriptor) [pid 300] close(24) = -1 EBADF (Bad file descriptor) [pid 300] close(25) = -1 EBADF (Bad file descriptor) [pid 300] close(26) = -1 EBADF (Bad file descriptor) [pid 300] close(27) = -1 EBADF (Bad file descriptor) [pid 300] close(28 [pid 305] close(7 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(7 [pid 300] close(29 [pid 297] <... mkdir resumed>) = 0 [pid 296] <... write resumed>) = 7 [pid 305] close(8 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700 [pid 296] close(3 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(8 [pid 297] <... mkdir resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 305] close(9 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700 [pid 296] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(9 [pid 300] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... mkdir resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 305] close(10 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700 [pid 296] write(3, "100000", 6 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(10 [pid 300] exit_group(0 [pid 297] <... mkdir resumed>) = 0 [pid 296] <... write resumed>) = 6 [pid 305] close(11 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 296] close(3 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(11 [pid 297] <... mount resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 305] close(12 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 296] mkdir("./syz-tmp", 0777 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(12 [pid 303] <... futex resumed>) = ? [pid 300] <... exit_group resumed>) = ? [pid 297] <... mount resumed>) = 0 [pid 305] close(13 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 303] +++ exited with 0 +++ [pid 297] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 296] <... mkdir resumed>) = 0 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(13 [pid 297] <... mount resumed>) = 0 [pid 296] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 305] close(14 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 300] +++ exited with 0 +++ [pid 297] mkdir("./syz-tmp/pivot", 0777 [pid 296] <... mount resumed>) = 0 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(14 [pid 297] <... mkdir resumed>) = 0 [pid 296] mkdir("./syz-tmp/newroot", 0777 [pid 305] close(15 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 297] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 296] <... mkdir resumed>) = 0 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(15 [pid 305] close(16 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... pivot_root resumed>) = 0 [pid 296] mkdir("./syz-tmp/newroot/dev", 0700 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(16 [pid 297] chdir("/" [pid 296] <... mkdir resumed>) = 0 [pid 305] close(17 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... chdir resumed>) = 0 [pid 296] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(17 [pid 297] umount2("./pivot", MNT_DETACH [pid 296] <... mount resumed>) = 0 [pid 305] close(18 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = 0 [pid 304] close(18 [pid 305] close(19 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] chroot("./newroot" [pid 296] mkdir("./syz-tmp/newroot/proc", 0700 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(19 [pid 297] <... chroot resumed>) = 0 [pid 305] close(20 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] chdir("/" [pid 296] <... mkdir resumed>) = 0 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(20 [pid 297] <... chdir resumed>) = 0 [pid 296] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 305] close(21 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("/dev/gadgetfs", 0777 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(21 [pid 297] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 296] <... mount resumed>) = 0 [pid 305] close(22 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 296] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(22 [pid 297] <... mount resumed>) = -1 ENODEV (No such device) [pid 296] <... mkdir resumed>) = 0 [pid 305] close(23 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("/dev/binderfs", 0777 [pid 296] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(23 [pid 297] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 296] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 305] close(24 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 296] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(24 [pid 297] <... mount resumed>) = 0 [pid 296] <... mount resumed>) = 0 [pid 305] close(25 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 296] mkdir("./syz-tmp/newroot/sys", 0700 [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(25 [pid 297] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 296] <... mkdir resumed>) = 0 [pid 305] close(26 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] getpid( [pid 296] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(26 [pid 297] <... getpid resumed>) = 1 [pid 296] <... mount resumed>) = 0 [pid 305] close(27 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("/syzcgroup/unified/syz1", 0777 [pid 296] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(27 [pid 297] <... mkdir resumed>) = 0 [pid 296] <... mount resumed>) = 0 [pid 305] close(28 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] openat(AT_FDCWD, "/syzcgroup/unified/syz1/pids.max", O_WRONLY|O_CLOEXEC [pid 296] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(28 [pid 297] <... openat resumed>) = 3 [pid 296] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 305] close(29 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] write(3, "32", 2 [pid 296] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 305] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 304] close(29 [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... write resumed>) = 2 [pid 296] <... mount resumed>) = 0 [pid 305] exit_group(0 [pid 304] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] close(3 [pid 296] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 307] <... futex resumed>) = ? [pid 305] <... exit_group resumed>) = ? [pid 304] exit_group(0 [pid 297] <... close resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 307] +++ exited with 0 +++ [pid 306] <... futex resumed>) = ? [pid 305] +++ exited with 0 +++ [pid 304] <... exit_group resumed>) = ? [pid 298] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] openat(AT_FDCWD, "/syzcgroup/unified/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 296] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 306] +++ exited with 0 +++ [pid 304] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... openat resumed>) = 3 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] write(3, "1", 1 [pid 296] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 298] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... write resumed>) = 1 [pid 296] mkdir("./syz-tmp/newroot/syzcgroup", 0700 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 298] <... openat resumed>) = 3 [pid 297] close(3 [pid 296] <... mkdir resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] newfstatat(3, "", [pid 297] <... close resumed>) = 0 [pid 296] mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] mkdir("/syzcgroup/cpu/syz1", 0777 [pid 296] <... mkdir resumed>) = 0 [pid 298] getdents64(3, [pid 296] mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700) = 0 [pid 296] mkdir("./syz-tmp/newroot/syzcgroup/net", 0700) = 0 [pid 296] mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 296] mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 296] mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] mkdir("./syz-tmp/pivot", 0777) = 0 [pid 296] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0 [pid 296] chdir("/") = 0 [pid 296] umount2("./pivot", MNT_DETACH [pid 298] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = 0 [pid 296] chroot("./newroot") = 0 [pid 296] chdir("/") = 0 [pid 296] mkdir("/dev/gadgetfs", 0777) = -1 EEXIST (File exists) [pid 296] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = -1 ENODEV (No such device) [pid 296] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 296] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 295] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./0/binderfs" [pid 295] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 295] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(3, "", [pid 298] unlink("./0/cgroup.net" [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... mount resumed>) = 0 [pid 295] getdents64(3, [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... mkdir resumed>) = 0 [pid 296] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 297] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 296] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 295] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] getpid( [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./0/cgroup.cpu" [pid 296] <... getpid resumed>) = 1 [pid 295] newfstatat(AT_FDCWD, "./0/binderfs", [pid 298] <... unlink resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] mkdir("/syzcgroup/unified/syz2", 0777 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] write(3, "1", 1 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... mkdir resumed>) = 0 [pid 295] unlink("./0/binderfs" [pid 298] newfstatat(AT_FDCWD, "./0/cgroup", [pid 297] <... write resumed>) = 1 [pid 296] openat(AT_FDCWD, "/syzcgroup/unified/syz2/pids.max", O_WRONLY|O_CLOEXEC [pid 295] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 297] close(3 [pid 296] <... openat resumed>) = 3 [pid 295] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./0/cgroup" [pid 297] <... close resumed>) = 0 [pid 296] write(3, "32", 2 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 297] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 296] <... write resumed>) = 2 [pid 295] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 299] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3, [pid 296] close(3 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] <... close resumed>) = 0 [pid 295] unlink("./0/cgroup.net" [pid 299] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] close(3 [pid 297] write(3, "313524224", 9 [pid 296] openat(AT_FDCWD, "/syzcgroup/unified/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 295] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] <... close resumed>) = 0 [pid 297] <... write resumed>) = 9 [pid 296] <... openat resumed>) = 3 [pid 295] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(3, "", [pid 298] rmdir("./0" [pid 297] close(3 [pid 296] write(3, "1", 1 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 296] <... write resumed>) = 1 [pid 295] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 299] getdents64(3, [pid 298] mkdir("./1", 0777 [pid 297] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 296] close(3 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] <... mkdir resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] <... close resumed>) = 0 [pid 295] unlink("./0/cgroup.cpu" [pid 299] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] write(3, "314572800", 9 [pid 296] mkdir("/syzcgroup/cpu/syz2", 0777 [pid 295] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 308 attached [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... write resumed>) = 9 [pid 299] newfstatat(AT_FDCWD, "./1/binderfs", [pid 297] close(3 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... close resumed>) = 0 [pid 299] unlink("./1/binderfs" [pid 297] mkdir("/syzcgroup/net/syz1", 0777 [pid 308] set_robust_list(0x55559251a6a0, 24 [pid 299] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 4 [pid 296] <... mkdir resumed>) = 0 [pid 295] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 308] <... set_robust_list resumed>) = 0 [pid 296] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 308] chdir("./1" [pid 299] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... mkdir resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 295] newfstatat(AT_FDCWD, "./0/cgroup", [pid 308] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "/syzcgroup/net/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 296] write(3, "1", 1 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 296] <... write resumed>) = 1 [pid 295] unlink("./0/cgroup" [pid 308] <... prctl resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] close(3 [pid 295] <... unlink resumed>) = 0 [pid 308] setpgid(0, 0 [pid 299] unlink("./1/cgroup.net" [pid 297] write(3, "1", 1 [pid 296] <... close resumed>) = 0 [pid 295] getdents64(3, [pid 308] <... setpgid resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 296] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 308] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 299] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... write resumed>) = 1 [pid 296] <... openat resumed>) = 3 [pid 295] close(3 [pid 308] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] close(3 [pid 296] write(3, "313524224", 9 [pid 295] <... close resumed>) = 0 [pid 308] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 296] <... write resumed>) = 9 [pid 295] rmdir("./0" [pid 308] <... symlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 297] <... close resumed>) = 0 [pid 296] close(3 [pid 295] <... rmdir resumed>) = 0 [pid 308] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... close resumed>) = 0 [pid 297] mkdir("./0", 0777 [pid 295] mkdir("./1", 0777 [pid 308] <... symlink resumed>) = 0 [pid 299] unlink("./1/cgroup.cpu" [pid 297] <... mkdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 295] <... mkdir resumed>) = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... openat resumed>) = 3 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 309 attached [pid 308] <... openat resumed>) = 3 [pid 299] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] write(3, "314572800", 9./strace-static-x86_64: Process 310 attached [pid 309] set_robust_list(0x55559251a6a0, 24 [pid 308] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 2 [pid 296] <... write resumed>) = 9 [pid 310] set_robust_list(0x55559251a6a0, 24 [pid 309] <... set_robust_list resumed>) = 0 [pid 308] <... write resumed>) = 4 [pid 299] newfstatat(AT_FDCWD, "./1/cgroup", [pid 296] close(3 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 4 [pid 310] <... set_robust_list resumed>) = 0 [pid 309] chdir("./0" [pid 308] close(3 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 310] chdir("./1" [pid 309] <... chdir resumed>) = 0 [pid 299] unlink("./1/cgroup" [pid 296] <... close resumed>) = 0 [pid 310] <... chdir resumed>) = 0 [pid 309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 308] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 296] mkdir("/syzcgroup/net/syz2", 0777 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 309] <... prctl resumed>) = 0 [pid 308] symlink("/dev/binderfs", "./binderfs" [pid 299] getdents64(3, [pid 309] setpgid(0, 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 309] <... setpgid resumed>) = 0 [pid 299] close(3 [pid 309] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 299] <... close resumed>) = 0 [pid 310] <... prctl resumed>) = 0 [pid 309] <... symlink resumed>) = 0 [pid 308] <... symlink resumed>) = 0 [pid 299] rmdir("./1" [pid 296] <... mkdir resumed>) = 0 [pid 310] setpgid(0, 0 [pid 309] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu"executing program [pid 308] write(1, "executing program\n", 18 [pid 299] <... rmdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "/syzcgroup/net/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 310] <... setpgid resumed>) = 0 [pid 309] <... symlink resumed>) = 0 [pid 308] <... write resumed>) = 18 [pid 299] mkdir("./2", 0777 [pid 296] <... openat resumed>) = 3 [pid 310] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 309] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 308] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... mkdir resumed>) = 0 [pid 296] write(3, "1", 1 [pid 310] <... symlink resumed>) = 0 [pid 309] <... symlink resumed>) = 0 [pid 308] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 310] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 308] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] <... write resumed>) = 1 ./strace-static-x86_64: Process 311 attached [pid 310] <... symlink resumed>) = 0 [pid 308] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] close(3 [pid 311] set_robust_list(0x55559251a6a0, 24 [pid 310] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 309] <... openat resumed>) = 3 [pid 308] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 6 [pid 311] <... set_robust_list resumed>) = 0 [pid 310] <... symlink resumed>) = 0 [pid 309] write(3, "1000", 4 [pid 308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... close resumed>) = 0 [pid 311] chdir("./2" [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 309] <... write resumed>) = 4 [pid 308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 296] mkdir("./0", 0777 [pid 311] <... chdir resumed>) = 0 [pid 309] close(3 [pid 311] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 310] <... openat resumed>) = 3 [pid 309] <... close resumed>) = 0 [pid 308] <... mmap resumed>) = 0x7f2342d01000 [pid 296] <... mkdir resumed>) = 0 [pid 311] <... prctl resumed>) = 0 [pid 310] write(3, "1000", 4 [pid 309] symlink("/dev/binderfs", "./binderfs" [pid 308] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITEexecuting program [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 311] setpgid(0, 0 [pid 310] <... write resumed>) = 4 [pid 309] <... symlink resumed>) = 0 [pid 311] <... setpgid resumed>) = 0 [pid 309] write(1, "executing program\n", 18 [pid 308] <... mprotect resumed>) = 0 [pid 311] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 309] <... write resumed>) = 18 [pid 311] <... symlink resumed>) = 0 [pid 309] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 312 attached [ 259.412388][ T28] audit: type=1400 audit(1751346278.248:73): avc: denied { mount } for pid=298 comm="syz-executor254" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [pid 311] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 310] close(3 [pid 309] <... futex resumed>) = 0 [pid 312] set_robust_list(0x55559251a6a0, 24 [pid 311] <... symlink resumed>) = 0 [pid 310] <... close resumed>) = 0 [pid 309] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 308] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 2 [pid 312] <... set_robust_list resumed>) = 0 [pid 311] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 310] symlink("/dev/binderfs", "./binderfs" [pid 309] <... rt_sigaction resumed>NULL, 8) = 0 [pid 308] <... rt_sigprocmask resumed>[], 8) = 0 [pid 312] chdir("./0" [pid 311] <... symlink resumed>) = 0 [pid 309] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 312] <... chdir resumed>) = 0 [pid 311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 310] <... symlink resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 312] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 311] <... openat resumed>) = 3 [pid 310] write(1, "executing program\n", 18 [pid 309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 313 attached [pid 312] <... prctl resumed>) = 0 [pid 311] write(3, "1000", 4 [pid 310] <... write resumed>) = 18 [pid 308] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 313] set_robust_list(0x7f2342d219a0, 24 [pid 312] setpgid(0, 0 [pid 311] <... write resumed>) = 4 [pid 310] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... mmap resumed>) = 0x7f2342d01000 [pid 308] rt_sigprocmask(SIG_SETMASK, [], [pid 313] <... set_robust_list resumed>) = 0 [pid 312] <... setpgid resumed>) = 0 [pid 311] close(3 [pid 310] <... futex resumed>) = 0 [pid 309] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 313] rt_sigprocmask(SIG_SETMASK, [], [pid 312] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 311] <... close resumed>) = 0 [pid 310] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 308] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 312] <... symlink resumed>) = 0 [pid 310] <... rt_sigaction resumed>NULL, 8) = 0 [pid 309] <... mprotect resumed>) = 0 [pid 308] <... futex resumed>) = 0 [pid 313] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 312] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 311] symlink("/dev/binderfs", "./binderfs" [pid 310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 308] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 313] <... bpf resumed>) = 3 [pid 312] <... symlink resumed>) = 0 [pid 310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 309] rt_sigprocmask(SIG_BLOCK, ~[], [pid 313] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 311] <... symlink resumed>) = 0 executing program [pid 310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 309] <... rt_sigprocmask resumed>[], 8) = 0 [pid 313] <... futex resumed>) = 1 [pid 312] <... symlink resumed>) = 0 [pid 311] write(1, "executing program\n", 18 [pid 310] <... mmap resumed>) = 0x7f2342d01000 [pid 308] <... futex resumed>) = 0 [pid 313] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 311] <... write resumed>) = 18 [pid 310] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 308] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... openat resumed>) = 3 [pid 310] <... mprotect resumed>) = 0 [pid 311] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] <... futex resumed>) = 0 ./strace-static-x86_64: Process 314 attached [pid 313] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 312] write(3, "1000", 4 [pid 311] <... futex resumed>) = 0 [pid 310] rt_sigprocmask(SIG_BLOCK, ~[], [pid 308] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 314] set_robust_list(0x7f2342d219a0, 24 [pid 313] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 312] <... write resumed>) = 4 [pid 311] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 310] <... rt_sigprocmask resumed>[], 8) = 0 [pid 309] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 314] <... set_robust_list resumed>) = 0 [pid 313] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] close(3 [pid 311] <... rt_sigaction resumed>NULL, 8) = 0 [pid 310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 309] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 315 attached [pid 314] rt_sigprocmask(SIG_SETMASK, [], [pid 313] <... futex resumed>) = 1 [pid 312] <... close resumed>) = 0 [pid 311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 308] <... futex resumed>) = 0 [pid 309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 315] set_robust_list(0x7f2342d219a0, 24 [pid 314] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 313] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] symlink("/dev/binderfs", "./binderfs" [pid 311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 310] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 309] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] <... set_robust_list resumed>) = 0 [pid 314] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... symlink resumed>) = 0 [pid 311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 310] rt_sigprocmask(SIG_SETMASK, [], [pid 309] <... futex resumed>) = 0 [pid 308] <... futex resumed>) = 0 [pid 315] rt_sigprocmask(SIG_SETMASK, [], [pid 314] <... bpf resumed>) = 3 executing program [pid 313] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 312] write(1, "executing program\n", 18 [pid 311] <... mmap resumed>) = 0x7f2342d01000 [pid 310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 309] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 314] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... bpf resumed>, 56) = 0 [pid 312] <... write resumed>) = 18 [pid 311] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 310] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 314] <... futex resumed>) = 0 [pid 313] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] <... mprotect resumed>) = 0 [pid 310] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 315] <... bpf resumed>) = 3 [pid 314] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] <... futex resumed>) = 0 [pid 310] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 315] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = 1 [pid 312] <... rt_sigaction resumed>NULL, 8) = 0 [pid 311] rt_sigprocmask(SIG_BLOCK, ~[], [pid 309] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] <... futex resumed>) = 0 [pid 315] <... futex resumed>) = 1 [pid 314] <... futex resumed>) = 0 [pid 313] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 311] <... rt_sigprocmask resumed>[], 8) = 0 [pid 310] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = 1 [pid 308] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 314] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 310] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] <... futex resumed>) = 0 [pid 315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 314] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 312] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 310] <... futex resumed>) = 0 [pid 309] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 316 attached [pid 315] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 314] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 312] <... mmap resumed>) = 0x7f2342d01000 [pid 310] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] set_robust_list(0x7f2342d219a0, 24 [pid 315] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 314] <... futex resumed>) = 0 [pid 313] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 311] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 309] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... set_robust_list resumed>) = 0 [pid 315] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 314] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 313] <... futex resumed>) = 1 [pid 312] <... mprotect resumed>) = 0 [pid 308] <... futex resumed>) = 0 [pid 316] rt_sigprocmask(SIG_SETMASK, [], [pid 315] <... futex resumed>) = 1 [pid 314] <... bpf resumed>, 56) = 0 [pid 313] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] rt_sigprocmask(SIG_BLOCK, ~[], [pid 311] rt_sigprocmask(SIG_SETMASK, [], [pid 310] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = 0 [pid 308] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 315] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 314] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... rt_sigprocmask resumed>[], 8) = 0 [pid 311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 310] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 0 [pid 316] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 314] <... futex resumed>) = 0 [pid 313] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 312] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 311] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 308] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 317 attached [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 315] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 314] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 310] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] set_robust_list(0x7f2342d219a0, 24 [pid 312] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 317] <... set_robust_list resumed>) = 0 [pid 316] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 313] <... bpf resumed>) = 4 [pid 312] rt_sigprocmask(SIG_SETMASK, [], [pid 311] <... futex resumed>) = 0 [pid 309] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] rt_sigprocmask(SIG_SETMASK, [], [pid 316] <... bpf resumed>) = 3 [pid 315] <... bpf resumed>, 56) = 0 [pid 313] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 314] <... futex resumed>) = 0 [pid 312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 311] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] <... futex resumed>) = 1 [pid 317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 316] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 312] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 316] <... futex resumed>) = 0 [pid 315] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 314] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 313] <... futex resumed>) = 1 [pid 312] <... futex resumed>) = 0 [pid 311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 309] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... futex resumed>) = 0 [pid 317] <... bpf resumed>) = 3 [pid 316] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 315] <... futex resumed>) = 1 [pid 314] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 308] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 315] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 314] <... futex resumed>) = 0 [pid 313] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 311] <... futex resumed>) = 0 [pid 310] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] <... futex resumed>) = 0 [pid 317] <... futex resumed>) = 0 [pid 316] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 314] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 313] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 312] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = 0 [pid 308] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 317] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 316] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 314] <... bpf resumed>) = 4 [pid 313] <... bpf resumed>) = 5 [pid 312] <... futex resumed>) = 0 [pid 310] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 309] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 316] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 314] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = 1 [pid 315] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 314] <... futex resumed>) = 0 [pid 313] <... futex resumed>) = 1 [pid 312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 311] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 308] <... futex resumed>) = 0 [pid 317] <... futex resumed>) = 0 [pid 316] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 315] <... futex resumed>) = 1 [pid 314] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 313] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 309] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] close(3 [pid 317] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 315] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... futex resumed>) = 0 [pid 311] <... futex resumed>) = 0 [pid 310] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... futex resumed>) = 0 [pid 308] <... close resumed>) = 0 [pid 317] <... bpf resumed>, 56) = 0 [pid 316] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 314] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 312] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... futex resumed>) = 0 [pid 309] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 308] close(4 [pid 317] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... bpf resumed>, 56) = 0 [pid 315] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 314] <... bpf resumed>) = 5 [pid 312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 310] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 308] <... close resumed>) = 0 [pid 317] <... futex resumed>) = 0 [pid 316] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 314] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 308] close(5 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 314] <... futex resumed>) = 1 [pid 312] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = 0 [pid 317] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 316] <... futex resumed>) = 1 [pid 315] <... bpf resumed>) = 4 [pid 314] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] <... futex resumed>) = 0 [pid 309] close(3 [pid 317] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 315] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 311] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... close resumed>) = 0 [pid 317] <... futex resumed>) = 0 [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 315] <... futex resumed>) = 1 [pid 312] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] <... futex resumed>) = 0 [pid 310] <... futex resumed>) = 0 [pid 309] close(4 [pid 317] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 315] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 312] <... futex resumed>) = 0 [pid 311] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 309] <... close resumed>) = 0 [pid 312] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 310] <... futex resumed>) = 0 [pid 309] close(5 [pid 310] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 317] <... bpf resumed>) = 4 [pid 316] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 317] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = 1 [pid 316] <... futex resumed>) = 1 [pid 312] <... futex resumed>) = 0 [pid 311] <... futex resumed>) = 0 [pid 317] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] <... futex resumed>) = 0 [pid 311] <... futex resumed>) = 0 [pid 317] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 316] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 312] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 311] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 316] <... bpf resumed>) = 4 [pid 316] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 311] <... futex resumed>) = 0 [pid 316] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 311] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 311] <... futex resumed>) = 0 [pid 316] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 311] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 308] <... close resumed>) = 0 [pid 309] <... close resumed>) = 0 [pid 308] close(6 [pid 309] close(6 [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] close(7 [pid 309] close(7 [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] close(8 [pid 309] close(8 [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] close(9 [pid 309] close(9 [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] close(10 [pid 309] close(10 [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] close(11 [pid 309] close(11 [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] close(12 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(12 [pid 308] close(13 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(13 [pid 308] close(14 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(14 [pid 308] close(15 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(15 [pid 308] close(16 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(16 [pid 308] close(17 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(17 [pid 308] close(18 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(18 [pid 308] close(19 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(19) = -1 EBADF (Bad file descriptor) [pid 309] close(20 [pid 308] close(20 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(21 [pid 308] close(21 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(22 [pid 308] close(22 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(23 [pid 308] close(23 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(24 [pid 308] close(24 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(25 [pid 308] close(25 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(26 [pid 308] close(26 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(27 [pid 308] close(27 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(28 [pid 308] close(28 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] close(29 [pid 308] close(29 [pid 309] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 309] exit_group(0 [pid 308] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 314] <... futex resumed>) = ? [pid 309] <... exit_group resumed>) = ? [pid 314] +++ exited with 0 +++ [pid 308] exit_group(0 [pid 313] <... futex resumed>) = ? [pid 309] +++ exited with 0 +++ [pid 308] <... exit_group resumed>) = ? [pid 313] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 308] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./0/binderfs") = 0 [pid 297] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./0/cgroup.net") = 0 [pid 297] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./0/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./0/cgroup.cpu") = 0 [pid 297] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./0/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./0/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./0") = 0 [pid 297] mkdir("./1", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 318 attached , child_tidptr=0x55559251a690) = 4 [pid 318] set_robust_list(0x55559251a6a0, 24) = 0 [pid 318] chdir("./1") = 0 [pid 318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 318] setpgid(0, 0) = 0 [pid 318] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 318] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 318] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 318] write(3, "1000", 4 [pid 298] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 318] <... write resumed>) = 4 [pid 318] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 318] <... close resumed>) = 0 [pid 318] symlink("/dev/binderfs", "./binderfs" [pid 298] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 318] <... symlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 executing program [pid 318] write(1, "executing program\n", 18 [pid 298] newfstatat(3, "", [pid 318] <... write resumed>) = 18 [pid 318] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 318] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 318] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 318] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 318] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./1/binderfs", [pid 318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./1/binderfs" [pid 318] <... mmap resumed>) = 0x7f2342d01000 [pid 298] <... unlink resumed>) = 0 [pid 318] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 318] <... mprotect resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 318] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] unlink("./1/cgroup.net" [pid 318] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 318] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 319 attached [pid 298] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 319] set_robust_list(0x7f2342d219a0, 24 [pid 318] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 319] <... set_robust_list resumed>) = 0 [pid 318] rt_sigprocmask(SIG_SETMASK, [], [pid 298] unlink("./1/cgroup.cpu" [pid 319] rt_sigprocmask(SIG_SETMASK, [], [pid 318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 318] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 319] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 318] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 319] <... bpf resumed>) = 3 [pid 318] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] newfstatat(AT_FDCWD, "./1/cgroup", [pid 319] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 319] <... futex resumed>) = 0 [pid 318] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] unlink("./1/cgroup" [pid 319] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 318] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 319] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 318] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] getdents64(3, [pid 319] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 319] <... futex resumed>) = 0 [pid 317] <... bpf resumed>) = 5 [pid 315] <... bpf resumed>) = 5 [pid 298] close(3 [pid 318] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 318] <... futex resumed>) = 0 [pid 317] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... bpf resumed>) = 5 [pid 315] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... close resumed>) = 0 [pid 319] <... bpf resumed>, 56) = 0 [pid 318] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... futex resumed>) = 1 [pid 316] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 315] <... futex resumed>) = 1 [pid 312] <... futex resumed>) = 0 [pid 310] <... futex resumed>) = 0 [pid 298] rmdir("./1" [pid 319] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 317] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] <... futex resumed>) = 1 [pid 315] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] close(3 [pid 311] <... futex resumed>) = 0 [pid 310] close(3 [pid 298] <... rmdir resumed>) = 0 [pid 319] <... futex resumed>) = 0 [pid 318] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] <... close resumed>) = 0 [pid 311] close(3 [pid 310] <... close resumed>) = 0 [pid 298] mkdir("./2", 0777 [pid 319] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 318] <... futex resumed>) = 0 [pid 312] close(4 [pid 311] <... close resumed>) = 0 [pid 310] close(4 [pid 298] <... mkdir resumed>) = 0 [pid 319] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 318] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] <... close resumed>) = 0 [pid 311] close(4 [pid 310] <... close resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 319] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] close(5 [pid 311] <... close resumed>) = 0 [pid 310] close(5./strace-static-x86_64: Process 320 attached [pid 319] <... futex resumed>) = 0 [pid 318] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] <... close resumed>) = 0 [pid 311] close(5 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 6 [pid 320] set_robust_list(0x55559251a6a0, 24 [pid 319] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 318] <... futex resumed>) = 0 [pid 312] close(6 [pid 320] <... set_robust_list resumed>) = 0 [pid 319] <... bpf resumed>) = 4 [pid 318] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] chdir("./2" [pid 319] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] <... chdir resumed>) = 0 [pid 319] <... futex resumed>) = 0 [pid 318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 312] close(7 [pid 320] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 319] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] <... prctl resumed>) = 0 [pid 319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 318] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] setpgid(0, 0 [pid 319] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 318] <... futex resumed>) = 0 [pid 312] close(8 [pid 320] <... setpgid resumed>) = 0 [pid 318] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 312] close(9 [pid 320] <... symlink resumed>) = 0 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 312] close(10 [pid 320] <... symlink resumed>) = 0 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 312] close(11) = -1 EBADF (Bad file descriptor) [pid 320] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 312] close(12) = -1 EBADF (Bad file descriptor) [pid 320] <... symlink resumed>) = 0 [pid 312] close(13 [pid 320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 312] close(14) = -1 EBADF (Bad file descriptor) [pid 312] close(15) = -1 EBADF (Bad file descriptor) [pid 312] close(16 [pid 320] <... openat resumed>) = 3 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 312] close(17 [pid 320] write(3, "1000", 4 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... write resumed>) = 4 executing program [pid 312] close(18 [pid 320] close(3 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = 0 [pid 312] close(19 [pid 320] symlink("/dev/binderfs", "./binderfs" [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 312] close(20) = -1 EBADF (Bad file descriptor) [pid 312] close(21) = -1 EBADF (Bad file descriptor) [pid 312] close(22 [pid 320] <... symlink resumed>) = 0 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] write(1, "executing program\n", 18 [pid 312] close(23 [pid 320] <... write resumed>) = 18 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 312] close(24 [pid 320] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... futex resumed>) = 0 [pid 312] close(25 [pid 320] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... rt_sigaction resumed>NULL, 8) = 0 [pid 312] close(26 [pid 320] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 312] close(27) = -1 EBADF (Bad file descriptor) [pid 312] close(28 [pid 320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 312] close(29 [pid 320] <... mmap resumed>) = 0x7f2342d01000 [pid 312] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 312] exit_group(0) = ? [pid 320] <... mprotect resumed>) = 0 [pid 317] <... futex resumed>) = ? [pid 320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 321 attached [pid 321] set_robust_list(0x7f2342d219a0, 24 [pid 320] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 321] <... set_robust_list resumed>) = 0 [pid 320] rt_sigprocmask(SIG_SETMASK, [], [pid 317] +++ exited with 0 +++ [pid 312] +++ exited with 0 +++ [pid 321] rt_sigprocmask(SIG_SETMASK, [], [pid 320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 320] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 320] <... futex resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 321] <... bpf resumed>) = 3 [pid 320] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 321] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 321] <... futex resumed>) = 0 [pid 320] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 320] <... futex resumed>) = 0 [pid 321] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 321] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 320] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... futex resumed>) = 0 [pid 320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 321] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 320] <... futex resumed>) = 0 [pid 321] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 320] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... bpf resumed>, 56) = 0 [pid 321] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 320] <... futex resumed>) = 0 [pid 321] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... restart_syscall resumed>) = 0 [pid 321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 320] <... futex resumed>) = 0 [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 320] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 321] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 321] <... futex resumed>) = 1 [pid 320] <... futex resumed>) = 0 [pid 296] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 321] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... openat resumed>) = 3 [pid 321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 320] <... futex resumed>) = 0 [pid 296] newfstatat(3, "", [pid 321] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 320] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./0/binderfs", [pid 321] <... bpf resumed>) = 4 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 321] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./0/binderfs" [pid 321] <... futex resumed>) = 1 [pid 320] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 321] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 320] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 321] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 320] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] newfstatat(AT_FDCWD, "./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./0/cgroup.net") = 0 [pid 296] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./0/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./0/cgroup.cpu") = 0 [pid 296] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./0/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./0/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./0") = 0 [pid 296] mkdir("./1", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 322 attached , child_tidptr=0x55559251a690) = 4 [pid 322] set_robust_list(0x55559251a6a0, 24) = 0 [pid 322] chdir("./1") = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 322] setpgid(0, 0) = 0 [pid 322] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 322] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 322] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 322] write(3, "1000", 4) = 4 [pid 322] close(3) = 0 [pid 322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 322] write(1, "executing program\n", 18executing program ) = 18 [pid 322] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 322] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x7f2342d219a0, 24 [pid 322] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 310] <... close resumed>) = 0 [pid 323] <... set_robust_list resumed>) = 0 [pid 322] rt_sigprocmask(SIG_SETMASK, [], [pid 311] <... close resumed>) = 0 [pid 310] close(6 [pid 323] rt_sigprocmask(SIG_SETMASK, [], [pid 322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 311] close(6 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 322] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(7 [pid 322] <... futex resumed>) = 0 [pid 311] close(7 [pid 323] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(8 [pid 323] <... bpf resumed>) = 3 [pid 311] close(8 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(9 [pid 323] <... futex resumed>) = 1 [pid 322] <... futex resumed>) = 0 [pid 311] close(9 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(10 [pid 323] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 322] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] close(10 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 322] <... futex resumed>) = 0 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(11 [pid 323] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] close(11 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] <... futex resumed>) = 0 [pid 322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(12 [pid 311] close(12 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 323] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(13 [pid 322] <... futex resumed>) = 0 [pid 311] close(13 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] <... bpf resumed>, 56) = 0 [pid 322] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(14 [pid 323] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 311] close(14 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] <... futex resumed>) = 0 [pid 322] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(15 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 322] <... futex resumed>) = 0 [pid 311] close(15 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(16 [pid 323] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 322] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] close(16 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(17 [pid 323] <... futex resumed>) = 0 [pid 322] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] close(17 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(18 [pid 323] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 322] <... futex resumed>) = 0 [pid 311] close(18 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(19 [pid 311] close(19 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(20 [pid 311] close(20 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(21 [pid 323] <... bpf resumed>) = 4 [pid 311] close(21 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(22 [pid 323] <... futex resumed>) = 1 [pid 322] <... futex resumed>) = 0 [pid 311] close(22 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(23 [pid 311] close(23 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 322] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(24 [pid 323] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 322] <... futex resumed>) = 0 [pid 311] close(24 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(25 [pid 322] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 311] close(25 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(26 [pid 311] close(26 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(27 [pid 311] close(27 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(28 [pid 311] close(28 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] close(29 [pid 311] close(29 [pid 310] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 311] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 310] exit_group(0 [pid 315] <... futex resumed>) = ? [pid 311] exit_group(0 [pid 310] <... exit_group resumed>) = ? [pid 316] <... futex resumed>) = ? [pid 315] +++ exited with 0 +++ [pid 311] <... exit_group resumed>) = ? [pid 316] +++ exited with 0 +++ [pid 310] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 311] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 299] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 295] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(3, "", [pid 295] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] newfstatat(3, "", [pid 299] getdents64(3, [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] getdents64(3, [pid 299] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./2/binderfs", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./1/binderfs", [pid 299] unlink("./2/binderfs" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 295] unlink("./1/binderfs" [pid 299] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 299] unlink("./2/cgroup.net" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 295] unlink("./1/cgroup.net" [pid 299] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 299] unlink("./2/cgroup.cpu" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 295] unlink("./1/cgroup.cpu" [pid 299] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./2/cgroup", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./1/cgroup", [pid 299] unlink("./2/cgroup" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... unlink resumed>) = 0 [pid 295] unlink("./1/cgroup" [pid 299] getdents64(3, [pid 295] <... unlink resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] getdents64(3, [pid 299] close(3 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] <... close resumed>) = 0 [pid 295] close(3 [pid 299] rmdir("./2" [pid 295] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 295] rmdir("./1" [pid 299] mkdir("./3", 0777 [pid 295] <... rmdir resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 295] mkdir("./2", 0777 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 324 attached [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 324] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 8 [pid 324] <... set_robust_list resumed>) = 0 [pid 324] chdir("./3") = 0 [pid 324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 324] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 325 attached [pid 324] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 325] set_robust_list(0x55559251a6a0, 24 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 6 [pid 325] <... set_robust_list resumed>) = 0 [pid 324] <... symlink resumed>) = 0 [pid 324] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 319] <... bpf resumed>) = 5 [pid 325] chdir("./2" [pid 324] <... symlink resumed>) = 0 [pid 323] <... bpf resumed>) = 5 [pid 321] <... bpf resumed>) = 5 [pid 319] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... chdir resumed>) = 0 [pid 324] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 323] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... futex resumed>) = 1 [pid 318] <... futex resumed>) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 321] <... futex resumed>) = 1 [pid 320] <... futex resumed>) = 0 [pid 319] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] <... prctl resumed>) = 0 [pid 324] <... symlink resumed>) = 0 [pid 321] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] close(3 [pid 323] <... futex resumed>) = 1 [pid 325] setpgid(0, 0 [pid 324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 323] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 322] <... futex resumed>) = 0 [pid 320] <... close resumed>) = 0 [pid 318] close(3 [pid 325] <... setpgid resumed>) = 0 [pid 320] close(4 [pid 325] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 320] <... close resumed>) = 0 [pid 324] <... openat resumed>) = 3 [pid 325] <... symlink resumed>) = 0 [pid 322] close(3 [pid 324] write(3, "1000", 4 [pid 320] close(5 [pid 318] <... close resumed>) = 0 [pid 325] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 320] <... close resumed>) = 0 [pid 325] <... symlink resumed>) = 0 [pid 324] <... write resumed>) = 4 [pid 322] <... close resumed>) = 0 [pid 320] close(6 [pid 318] close(4 [pid 325] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 324] close(3 [pid 322] close(4 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... symlink resumed>) = 0 [pid 324] <... close resumed>) = 0 [pid 322] <... close resumed>) = 0 [pid 320] close(7 [pid 318] <... close resumed>) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 324] symlink("/dev/binderfs", "./binderfs" [pid 322] close(5 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(5 [pid 325] <... openat resumed>) = 3 [pid 324] <... symlink resumed>) = 0 [pid 320] close(8 [pid 325] write(3, "1000", 4 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... write resumed>) = 4 [pid 320] close(9 [pid 325] close(3 [pid 322] <... close resumed>) = 0 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = 0 executing program [pid 320] close(10 [pid 318] <... close resumed>) = 0 [pid 324] write(1, "executing program\n", 18 [pid 325] symlink("/dev/binderfs", "./binderfs" [pid 322] close(6 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(6 [pid 325] <... symlink resumed>) = 0 [pid 324] <... write resumed>) = 18 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(11 [pid 325] write(1, "executing program\n", 18executing program [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... write resumed>) = 18 [pid 324] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] close(7 [pid 320] close(12 [pid 318] close(7 [pid 325] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] <... futex resumed>) = 0 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... futex resumed>) = 0 [pid 324] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 322] close(8 [pid 320] close(13 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 324] <... rt_sigaction resumed>NULL, 8) = 0 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(8 [pid 325] <... rt_sigaction resumed>NULL, 8) = 0 [pid 320] close(14 [pid 324] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 325] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 322] close(9 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(15 [pid 318] close(9 [pid 325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... mmap resumed>) = 0x7f2342d01000 [pid 324] <... mmap resumed>) = 0x7f2342d01000 [pid 322] close(10 [pid 320] close(16 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 324] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(10 [pid 325] <... mprotect resumed>) = 0 [pid 324] <... mprotect resumed>) = 0 [pid 322] close(11 [pid 320] close(17 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] rt_sigprocmask(SIG_BLOCK, ~[], [pid 324] rt_sigprocmask(SIG_BLOCK, ~[], [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(11 [pid 325] <... rt_sigprocmask resumed>[], 8) = 0 [pid 324] <... rt_sigprocmask resumed>[], 8) = 0 [pid 322] close(12 [pid 320] close(18 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 324] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(12./strace-static-x86_64: Process 327 attached ./strace-static-x86_64: Process 326 attached [pid 322] close(13 [pid 320] close(19 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] set_robust_list(0x7f2342d219a0, 24 [pid 326] set_robust_list(0x7f2342d219a0, 24 [pid 325] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 324] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(13 [pid 327] <... set_robust_list resumed>) = 0 [pid 326] <... set_robust_list resumed>) = 0 [pid 325] rt_sigprocmask(SIG_SETMASK, [], [pid 324] rt_sigprocmask(SIG_SETMASK, [], [pid 322] close(14 [pid 320] close(20 [pid 327] rt_sigprocmask(SIG_SETMASK, [], [pid 326] rt_sigprocmask(SIG_SETMASK, [], [pid 325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 325] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] close(15 [pid 320] close(21 [pid 318] close(14 [pid 327] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 326] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 325] <... futex resumed>) = 0 [pid 324] <... futex resumed>) = 0 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] <... bpf resumed>) = 3 [pid 326] <... bpf resumed>) = 3 [pid 325] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 324] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 322] close(16 [pid 320] close(22 [pid 318] close(15 [pid 327] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 327] <... futex resumed>) = 0 [pid 326] <... futex resumed>) = 0 [pid 325] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(23 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 326] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 325] <... futex resumed>) = 0 [pid 324] <... futex resumed>) = 0 [pid 322] close(17 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(16 [pid 327] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 326] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 325] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 324] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(24 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 322] close(18 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(17 [pid 327] <... futex resumed>) = 0 [pid 326] <... futex resumed>) = 0 [pid 325] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] close(25 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 326] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 325] <... futex resumed>) = 0 [pid 324] <... futex resumed>) = 0 [pid 322] close(19 [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] <... bpf resumed>, 56) = 0 [pid 326] <... bpf resumed>, 56) = 0 [pid 325] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 320] close(26 [pid 318] close(18 [pid 327] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 324] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] <... futex resumed>) = 0 [pid 326] <... futex resumed>) = 0 [pid 325] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 322] close(20 [pid 320] close(27 [pid 318] close(19 [pid 327] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 325] <... futex resumed>) = 0 [pid 324] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 326] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 325] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 324] <... futex resumed>) = 0 [pid 322] close(21 [pid 320] close(28 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 326] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 324] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(20 [pid 327] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 326] <... futex resumed>) = 0 [pid 325] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] close(22 [pid 320] close(29 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 325] <... futex resumed>) = 0 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(21 [pid 327] <... futex resumed>) = 1 [pid 326] <... bpf resumed>) = 4 [pid 325] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 324] <... futex resumed>) = 0 [pid 322] close(23 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 326] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 324] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 320] exit_group(0 [pid 318] close(22 [pid 327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 326] <... futex resumed>) = 0 [pid 325] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] <... futex resumed>) = 0 [pid 322] close(24 [pid 321] <... futex resumed>) = ? [pid 320] <... exit_group resumed>) = ? [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 327] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 326] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 325] <... futex resumed>) = 0 [pid 324] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(23 [pid 322] close(25 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(24 [pid 322] close(26 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(25 [pid 322] close(27 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(26 [pid 322] close(28 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 321] +++ exited with 0 +++ [pid 320] +++ exited with 0 +++ [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(27 [pid 322] close(29 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 322] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 318] close(28 [pid 327] <... bpf resumed>) = 4 [pid 322] exit_group(0 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 327] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 323] <... futex resumed>) = ? [pid 322] <... exit_group resumed>) = ? [pid 318] close(29 [pid 327] <... futex resumed>) = 1 [pid 324] <... futex resumed>) = 0 [pid 323] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 327] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 322] +++ exited with 0 +++ [pid 324] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 324] <... futex resumed>) = 0 [pid 318] exit_group(0 [pid 298] <... restart_syscall resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 327] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 324] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 319] <... futex resumed>) = ? [pid 318] <... exit_group resumed>) = ? [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 319] +++ exited with 0 +++ [pid 298] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", [pid 318] +++ exited with 0 +++ [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 298] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/binderfs") = 0 [pid 298] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/cgroup.net") = 0 [pid 298] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/cgroup.cpu") = 0 [pid 298] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./2/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./2") = 0 [pid 298] mkdir("./3", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 328 attached [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 8 [pid 328] set_robust_list(0x55559251a6a0, 24) = 0 [pid 328] chdir("./3" [pid 296] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 328] <... chdir resumed>) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 328] <... prctl resumed>) = 0 [pid 328] setpgid(0, 0 [pid 296] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 328] <... setpgid resumed>) = 0 [pid 328] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 296] <... openat resumed>) = 3 [pid 328] <... symlink resumed>) = 0 [pid 328] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 326] <... bpf resumed>) = 5 [pid 328] <... symlink resumed>) = 0 [pid 327] <... bpf resumed>) = 5 [pid 326] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(3, "", [pid 328] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 327] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... futex resumed>) = 1 [pid 325] <... futex resumed>) = 0 [pid 328] <... symlink resumed>) = 0 [pid 327] <... futex resumed>) = 1 [pid 326] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] close(3 [pid 324] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 327] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] <... close resumed>) = 0 [pid 324] close(3 [pid 328] <... openat resumed>) = 3 [pid 325] close(4 [pid 324] <... close resumed>) = 0 [pid 296] getdents64(3, [pid 328] write(3, "1000", 4 [pid 325] <... close resumed>) = 0 [pid 324] close(4 [pid 328] <... write resumed>) = 4 [pid 325] close(5 [pid 324] <... close resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 328] close(3 [pid 324] close(5 [pid 296] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 328] <... close resumed>) = 0 [pid 328] symlink("/dev/binderfs", "./binderfs" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 328] <... symlink resumed>) = 0 executing program [pid 296] newfstatat(AT_FDCWD, "./1/binderfs", [pid 328] write(1, "executing program\n", 18 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 328] <... write resumed>) = 18 [pid 296] unlink("./1/binderfs" [pid 328] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] <... unlink resumed>) = 0 [pid 328] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 296] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 328] <... mmap resumed>) = 0x7f2342d01000 [pid 328] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 328] <... mprotect resumed>) = 0 [pid 296] unlink("./1/cgroup.net" [pid 328] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] <... unlink resumed>) = 0 [pid 328] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 329 attached [pid 328] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 296] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 329] set_robust_list(0x7f2342d219a0, 24 [pid 328] rt_sigprocmask(SIG_SETMASK, [], [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 329] <... set_robust_list resumed>) = 0 [pid 328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] unlink("./1/cgroup.cpu" [pid 329] rt_sigprocmask(SIG_SETMASK, [], [pid 328] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 329] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 328] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 329] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 328] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 329] <... bpf resumed>) = 3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 329] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./1/cgroup", [pid 329] <... futex resumed>) = 1 [pid 328] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 329] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 328] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./1/cgroup" [pid 329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 328] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 329] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] getdents64(3, [pid 329] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 328] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 329] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] close(3 [pid 329] <... futex resumed>) = 0 [pid 328] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... close resumed>) = 0 [pid 329] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 328] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] rmdir("./1" [pid 329] <... bpf resumed>, 56) = 0 [pid 328] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... rmdir resumed>) = 0 [pid 329] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... openat resumed>) = 3 [pid 296] mkdir("./2", 0777 [pid 329] <... futex resumed>) = 1 [pid 328] <... futex resumed>) = 0 [pid 297] newfstatat(3, "", [pid 296] <... mkdir resumed>) = 0 [pid 329] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 328] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 328] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 328] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 330 attached [pid 329] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 330] set_robust_list(0x55559251a6a0, 24 [pid 329] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 330] <... set_robust_list resumed>) = 0 [pid 329] <... futex resumed>) = 1 [pid 328] <... futex resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 6 [pid 329] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 328] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] chdir("./2" [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 328] <... futex resumed>) = 0 [pid 330] <... chdir resumed>) = 0 [pid 329] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 328] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] newfstatat(AT_FDCWD, "./1/binderfs", [pid 330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 330] <... prctl resumed>) = 0 [pid 297] unlink("./1/binderfs" [pid 330] setpgid(0, 0 [pid 297] <... unlink resumed>) = 0 [pid 330] <... setpgid resumed>) = 0 [pid 297] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 330] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 329] <... bpf resumed>) = 4 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 330] <... symlink resumed>) = 0 [pid 329] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 330] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 329] <... futex resumed>) = 1 [pid 328] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 330] <... symlink resumed>) = 0 [pid 329] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 328] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./1/cgroup.net" [pid 330] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 328] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 330] <... symlink resumed>) = 0 [pid 297] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 329] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 328] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 330] <... openat resumed>) = 3 [pid 297] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 330] write(3, "1000", 4 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 330] <... write resumed>) = 4 [pid 297] unlink("./1/cgroup.cpu" [pid 330] close(3 [pid 297] <... unlink resumed>) = 0 [pid 330] <... close resumed>) = 0 [pid 297] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 330] symlink("/dev/binderfs", "./binderfs" [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 330] <... symlink resumed>) = 0 executing program [pid 297] newfstatat(AT_FDCWD, "./1/cgroup", [pid 330] write(1, "executing program\n", 18 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 330] <... write resumed>) = 18 [pid 297] unlink("./1/cgroup" [pid 330] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 330] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 330] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 330] <... rt_sigaction resumed>NULL, 8) = 0 [pid 297] close(3 [pid 330] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] <... close resumed>) = 0 [pid 330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] rmdir("./1" [pid 330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] <... rmdir resumed>) = 0 [pid 330] <... mmap resumed>) = 0x7f2342d01000 [pid 297] mkdir("./2", 0777 [pid 330] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 297] <... mkdir resumed>) = 0 [pid 330] <... mprotect resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 330] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 331 attached [], 8) = 0 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 6 [pid 331] set_robust_list(0x55559251a6a0, 24 [pid 330] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 332 attached [pid 331] <... set_robust_list resumed>) = 0 [pid 332] set_robust_list(0x7f2342d219a0, 24 [pid 330] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 332] <... set_robust_list resumed>) = 0 [pid 331] chdir("./2" [pid 330] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 332] rt_sigprocmask(SIG_SETMASK, [], [pid 331] <... chdir resumed>) = 0 [pid 330] <... futex resumed>) = 0 [pid 332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 330] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 332] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 331] <... prctl resumed>) = 0 [pid 332] <... bpf resumed>) = 3 [pid 331] setpgid(0, 0 [pid 332] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... setpgid resumed>) = 0 [pid 332] <... futex resumed>) = 1 [pid 331] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 330] <... futex resumed>) = 0 [pid 332] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] <... symlink resumed>) = 0 [pid 332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 330] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 331] <... symlink resumed>) = 0 [pid 332] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 331] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 330] <... futex resumed>) = 0 [pid 332] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... symlink resumed>) = 0 [pid 332] <... futex resumed>) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 330] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 332] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] <... openat resumed>) = 3 [pid 331] write(3, "1000", 4 [pid 330] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] <... write resumed>) = 4 [pid 331] close(3 [pid 330] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... close resumed>) = 0 [pid 332] <... futex resumed>) = 0 [pid 331] symlink("/dev/binderfs", "./binderfs" [pid 330] <... futex resumed>) = 1 [pid 332] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 331] <... symlink resumed>) = 0 [pid 331] write(1, "executing program\n", 18 [pid 330] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 332] <... bpf resumed>, 56) = 0 [pid 331] <... write resumed>) = 18 [pid 332] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] <... futex resumed>) = 1 [pid 331] <... futex resumed>) = 0 [pid 332] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 330] <... futex resumed>) = 0 [pid 331] <... rt_sigaction resumed>NULL, 8) = 0 [pid 331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 330] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 332] <... futex resumed>) = 0 [pid 331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 330] <... futex resumed>) = 1 [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 331] <... mmap resumed>) = 0x7f2342d01000 [pid 330] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 332] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 331] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 332] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... mprotect resumed>) = 0 [pid 332] <... futex resumed>) = 1 [pid 331] rt_sigprocmask(SIG_BLOCK, ~[], [pid 330] <... futex resumed>) = 0 [pid 332] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] <... rt_sigprocmask resumed>[], 8) = 0 [pid 330] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 333 attached [pid 332] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 330] <... futex resumed>) = 0 [pid 331] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 331] rt_sigprocmask(SIG_SETMASK, [], [pid 330] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 331] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] set_robust_list(0x7f2342d219a0, 24 [pid 332] <... bpf resumed>) = 4 [pid 333] <... set_robust_list resumed>) = 0 [pid 332] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 333] rt_sigprocmask(SIG_SETMASK, [], [pid 332] <... futex resumed>) = 1 [pid 330] <... futex resumed>) = 0 [pid 333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 332] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 330] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 333] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 332] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 330] <... futex resumed>) = 0 [pid 333] <... bpf resumed>) = 3 [pid 332] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 330] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 333] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 331] <... futex resumed>) = 0 [pid 333] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] <... futex resumed>) = 0 [pid 333] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 331] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 333] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 331] <... futex resumed>) = 0 [pid 333] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 333] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 331] <... futex resumed>) = 0 [pid 333] <... bpf resumed>, 56) = 0 [pid 333] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] <... futex resumed>) = 0 [pid 333] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 333] <... futex resumed>) = 0 [pid 331] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144) = -1 EFAULT (Bad address) [pid 333] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 333] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] <... futex resumed>) = 0 [pid 331] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 333] <... futex resumed>) = 0 [pid 331] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 333] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 331] <... futex resumed>) = 0 [pid 333] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 333] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 331] <... futex resumed>) = 0 [pid 331] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 325] <... close resumed>) = 0 [pid 325] close(6 [pid 324] <... close resumed>) = 0 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(6 [pid 325] close(7 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(7 [pid 325] close(8 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(8 [pid 325] close(9 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(9 [pid 325] close(10 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(10 [pid 325] close(11 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(11 [pid 325] close(12 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(12 [pid 325] close(13 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(13 [pid 325] close(14 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(14 [pid 325] close(15 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(15 [pid 325] close(16 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(16 [pid 325] close(17 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(18 [pid 324] close(17 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(19 [pid 324] close(18 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(20 [pid 324] close(19 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(21 [pid 324] close(20 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(22 [pid 324] close(21 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(23 [pid 324] close(22 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(24 [pid 324] close(23 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(25 [pid 324] close(24 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(26 [pid 324] close(25 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(27 [pid 324] close(26 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(28 [pid 324] close(27 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 325] close(29 [pid 324] close(28 [pid 325] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 324] close(29 [pid 325] exit_group(0 [pid 324] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 326] <... futex resumed>) = ? [pid 325] <... exit_group resumed>) = ? [pid 324] exit_group(0 [pid 327] <... futex resumed>) = ? [pid 324] <... exit_group resumed>) = ? [pid 327] +++ exited with 0 +++ [pid 326] +++ exited with 0 +++ [pid 325] +++ exited with 0 +++ [pid 324] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 299] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 295] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./3/binderfs", [pid 295] newfstatat(3, "", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./3/binderfs" [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] getdents64(3, [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./3/cgroup.net") = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./2/binderfs", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 295] unlink("./2/binderfs" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] unlink("./3/cgroup.cpu" [pid 295] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./3/cgroup", [pid 295] unlink("./2/cgroup.net" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] unlink("./3/cgroup" [pid 295] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 299] getdents64(3, [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] unlink("./2/cgroup.cpu" [pid 299] close(3 [pid 295] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 295] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] rmdir("./3" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./2/cgroup", [pid 299] <... rmdir resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./2/cgroup" [pid 299] mkdir("./4", 0777 [pid 295] <... unlink resumed>) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 295] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... close resumed>) = 0 [pid 295] rmdir("./2") = 0 [pid 295] mkdir("./3", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 334 attached ./strace-static-x86_64: Process 335 attached [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 10 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 8 [pid 335] set_robust_list(0x55559251a6a0, 24 [pid 334] set_robust_list(0x55559251a6a0, 24 [pid 335] <... set_robust_list resumed>) = 0 [pid 334] <... set_robust_list resumed>) = 0 [pid 335] chdir("./3" [pid 333] <... bpf resumed>) = 5 [pid 332] <... bpf resumed>) = 5 [pid 329] <... bpf resumed>) = 5 [pid 335] <... chdir resumed>) = 0 [pid 334] chdir("./4" [pid 333] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 332] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 329] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 334] <... chdir resumed>) = 0 [pid 333] <... futex resumed>) = 1 [pid 332] <... futex resumed>) = 1 [pid 331] <... futex resumed>) = 0 [pid 330] <... futex resumed>) = 0 [pid 329] <... futex resumed>) = 1 [pid 328] <... futex resumed>) = 0 [pid 335] <... prctl resumed>) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 333] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 332] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] close(3 [pid 330] close(3 [pid 329] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 328] close(3 [pid 335] setpgid(0, 0 [pid 334] <... prctl resumed>) = 0 [pid 331] <... close resumed>) = 0 [pid 330] <... close resumed>) = 0 [pid 328] <... close resumed>) = 0 [pid 335] <... setpgid resumed>) = 0 [pid 334] setpgid(0, 0 [pid 331] close(4 [pid 330] close(4 [pid 328] close(4 [pid 331] <... close resumed>) = 0 [pid 330] <... close resumed>) = 0 [pid 335] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 331] close(5 [pid 330] close(5 [pid 335] <... symlink resumed>) = 0 [pid 334] <... setpgid resumed>) = 0 [pid 331] <... close resumed>) = 0 [pid 330] <... close resumed>) = 0 [pid 328] <... close resumed>) = 0 [pid 335] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 331] close(6 [pid 330] close(6 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 331] close(7 [pid 330] close(7 [pid 328] close(5 [pid 335] <... symlink resumed>) = 0 [pid 334] <... symlink resumed>) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 334] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 331] close(8 [pid 330] close(8 [pid 328] <... close resumed>) = 0 [pid 335] <... symlink resumed>) = 0 [pid 334] <... symlink resumed>) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] close(6 [pid 335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 334] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 331] close(9 [pid 330] close(9 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... openat resumed>) = 3 [pid 331] close(10 [pid 330] close(10 [pid 328] close(7 [pid 335] write(3, "1000", 4 [pid 334] <... symlink resumed>) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... write resumed>) = 4 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 331] close(11 [pid 330] close(11 [pid 328] close(8 [pid 335] close(3 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... close resumed>) = 0 [pid 334] <... openat resumed>) = 3 [pid 331] close(12 [pid 330] close(12 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] symlink("/dev/binderfs", "./binderfs" [pid 334] write(3, "1000", 4 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] close(9 [pid 331] close(13 [pid 330] close(13 [pid 335] <... symlink resumed>) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... write resumed>) = 4 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] write(1, "executing program\n", 18executing program [pid 334] close(3 [pid 331] close(14 [pid 330] close(14 [pid 328] close(10 [pid 335] <... write resumed>) = 18 [pid 334] <... close resumed>) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] symlink("/dev/binderfs", "./binderfs" [pid 331] close(15 [pid 330] close(15 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 331] close(16 [pid 330] close(16 [pid 328] close(11 [pid 335] <... futex resumed>) = 0 [pid 334] <... symlink resumed>) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 334] write(1, "executing program\n", 18executing program [pid 331] close(17 [pid 330] close(17 [pid 328] close(12 [pid 335] <... rt_sigaction resumed>NULL, 8) = 0 [pid 334] <... write resumed>) = 18 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 334] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] close(18 [pid 330] close(18 [pid 328] close(13 [pid 335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 334] <... futex resumed>) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 334] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 331] close(19 [pid 330] close(19 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... mmap resumed>) = 0x7f2342d01000 [pid 334] <... rt_sigaction resumed>NULL, 8) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] close(14 [pid 335] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 331] close(20 [pid 330] close(20 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... mprotect resumed>) = 0 [pid 334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] close(15 [pid 331] close(21 [pid 330] close(21 [pid 335] rt_sigprocmask(SIG_BLOCK, ~[], [pid 334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 331] close(22 [pid 330] close(22 [pid 335] <... rt_sigprocmask resumed>[], 8) = 0 [pid 334] <... mmap resumed>) = 0x7f2342d01000 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] close(16 [pid 335] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 334] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 331] close(23 [pid 330] close(23 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 336 attached [pid 334] <... mprotect resumed>) = 0 [pid 331] close(24 [pid 330] close(24 [pid 328] close(17 [pid 336] set_robust_list(0x7f2342d219a0, 24 [pid 335] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 336] <... set_robust_list resumed>) = 0 [pid 335] rt_sigprocmask(SIG_SETMASK, [], [pid 334] rt_sigprocmask(SIG_BLOCK, ~[], [pid 331] close(25 [pid 330] close(25 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 336] rt_sigprocmask(SIG_SETMASK, [], [pid 335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 335] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... rt_sigprocmask resumed>[], 8) = 0 [pid 331] close(26 [pid 330] close(26 [pid 328] close(18 [pid 336] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 335] <... futex resumed>) = 0 [pid 334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 336] <... bpf resumed>) = 3 [pid 335] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 331] close(27 [pid 330] close(27./strace-static-x86_64: Process 337 attached [pid 336] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] close(19 [pid 337] set_robust_list(0x7f2342d219a0, 24 [pid 336] <... futex resumed>) = 0 [pid 335] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 331] close(28 [pid 330] close(28 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... set_robust_list resumed>) = 0 [pid 336] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 335] <... futex resumed>) = 0 [pid 334] rt_sigprocmask(SIG_SETMASK, [], [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 328] close(20 [pid 337] rt_sigprocmask(SIG_SETMASK, [], [pid 336] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 335] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 331] close(29 [pid 330] close(29 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 336] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 330] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 337] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 336] <... futex resumed>) = 0 [pid 334] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] exit_group(0 [pid 330] exit_group(0 [pid 328] close(21 [pid 337] <... bpf resumed>) = 3 [pid 336] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 335] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... futex resumed>) = 0 [pid 333] <... futex resumed>) = ? [pid 332] <... futex resumed>) = ? [pid 331] <... exit_group resumed>) = ? [pid 330] <... exit_group resumed>) = ? [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 336] <... bpf resumed>, 56) = 0 [pid 335] <... futex resumed>) = 0 [pid 334] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 333] +++ exited with 0 +++ [pid 332] +++ exited with 0 +++ [pid 328] close(22 [pid 337] <... futex resumed>) = 0 [pid 336] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 331] +++ exited with 0 +++ [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 336] <... futex resumed>) = 0 [pid 335] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 334] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 330] +++ exited with 0 +++ [pid 328] close(23 [pid 337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 336] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 335] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... futex resumed>) = 0 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 337] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 335] <... futex resumed>) = 0 [pid 334] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] close(24 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 337] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 335] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... restart_syscall resumed>) = 0 [pid 337] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 336] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 328] close(25 [pid 337] <... futex resumed>) = 1 [pid 336] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... futex resumed>) = 0 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 337] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 336] <... futex resumed>) = 1 [pid 335] <... futex resumed>) = 0 [pid 334] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] close(26 [pid 296] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 336] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 335] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... futex resumed>) = 0 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 337] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 335] <... futex resumed>) = 0 [pid 334] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] close(27 [pid 296] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 337] <... bpf resumed>, 56) = 0 [pid 336] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 335] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... openat resumed>) = 3 [pid 337] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 336] <... bpf resumed>) = 4 [pid 328] close(28 [pid 296] newfstatat(3, "", [pid 337] <... futex resumed>) = 1 [pid 336] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... futex resumed>) = 0 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 337] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 336] <... futex resumed>) = 1 [pid 335] <... futex resumed>) = 0 [pid 334] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] close(29 [pid 296] getdents64(3, [pid 337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 336] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 335] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... futex resumed>) = 0 [pid 328] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 335] <... futex resumed>) = 0 [pid 334] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] exit_group(0 [pid 296] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 337] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 336] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 335] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 329] <... futex resumed>) = ? [pid 328] <... exit_group resumed>) = ? [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 337] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 329] +++ exited with 0 +++ [pid 296] newfstatat(AT_FDCWD, "./2/binderfs", [pid 337] <... futex resumed>) = 1 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 337] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] unlink("./2/binderfs") = 0 [pid 296] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 328] +++ exited with 0 +++ [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 334] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] unlink("./2/cgroup.net" [pid 334] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... unlink resumed>) = 0 [pid 337] <... futex resumed>) = 0 [pid 334] <... futex resumed>) = 1 [pid 296] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 337] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 334] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 337] <... bpf resumed>) = 4 [pid 296] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 337] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 337] <... futex resumed>) = 1 [pid 334] <... futex resumed>) = 0 [pid 296] unlink("./2/cgroup.cpu" [pid 337] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 334] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 296] <... unlink resumed>) = 0 [pid 337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 334] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 337] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 296] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./2/cgroup", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] unlink("./2/cgroup" [pid 297] <... openat resumed>) = 3 [pid 296] <... unlink resumed>) = 0 [pid 297] newfstatat(3, "", [pid 296] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] getdents64(3, [pid 296] close(3 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] <... close resumed>) = 0 [pid 297] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] rmdir("./2" [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... rmdir resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./2/binderfs", [pid 296] mkdir("./3", 0777 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 337] <... bpf resumed>) = 5 [pid 336] <... bpf resumed>) = 5 [pid 296] <... mkdir resumed>) = 0 [pid 337] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 336] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./2/binderfs" [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 337] <... futex resumed>) = 1 [pid 336] <... futex resumed>) = 1 [pid 335] <... futex resumed>) = 0 [pid 334] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 338 attached [pid 337] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 336] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 335] close(3 [pid 334] close(3 [pid 297] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 338] set_robust_list(0x55559251a6a0, 24 [pid 335] <... close resumed>) = 0 [pid 334] <... close resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 8 [pid 338] <... set_robust_list resumed>) = 0 [pid 335] close(4 [pid 334] close(4 [pid 297] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 338] chdir("./3" [pid 335] <... close resumed>) = 0 [pid 334] <... close resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 338] <... chdir resumed>) = 0 [pid 335] close(5 [pid 334] close(5 [pid 297] unlink("./2/cgroup.net" [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... unlink resumed>) = 0 [pid 338] <... prctl resumed>) = 0 [pid 297] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 338] setpgid(0, 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 338] <... setpgid resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 338] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 338] <... symlink resumed>) = 0 [pid 297] unlink("./2/cgroup.cpu" [pid 338] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 297] <... unlink resumed>) = 0 [pid 338] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 297] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 338] <... symlink resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] newfstatat(AT_FDCWD, "./2/cgroup", [pid 338] <... openat resumed>) = 3 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 338] write(3, "1000", 4 [pid 297] unlink("./2/cgroup" [pid 338] <... write resumed>) = 4 [pid 297] <... unlink resumed>) = 0 [pid 338] close(3 [pid 297] getdents64(3, [pid 338] <... close resumed>) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 338] symlink("/dev/binderfs", "./binderfs" [pid 297] close(3 [pid 338] <... symlink resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 338] write(1, "executing program\n", 18executing program [pid 297] rmdir("./2" [pid 338] <... write resumed>) = 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 338] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] mkdir("./3", 0777 [pid 338] <... futex resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 338] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 338] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 ./strace-static-x86_64: Process 339 attached [pid 338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 8 [pid 339] set_robust_list(0x55559251a6a0, 24 [pid 338] <... mmap resumed>) = 0x7f2342d01000 [pid 338] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] <... openat resumed>) = 3 [pid 339] <... set_robust_list resumed>) = 0 [pid 338] <... mprotect resumed>) = 0 [pid 298] newfstatat(3, "", [pid 339] chdir("./3" [pid 338] rt_sigprocmask(SIG_BLOCK, ~[], [pid 339] <... chdir resumed>) = 0 [pid 338] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 339] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 340 attached [pid 339] <... prctl resumed>) = 0 [pid 298] getdents64(3, [pid 340] set_robust_list(0x7f2342d219a0, 24 [pid 339] setpgid(0, 0 [pid 338] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 340] <... set_robust_list resumed>) = 0 [pid 339] <... setpgid resumed>) = 0 [pid 338] rt_sigprocmask(SIG_SETMASK, [], [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 340] rt_sigprocmask(SIG_SETMASK, [], [pid 338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 339] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 338] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 340] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 338] <... futex resumed>) = 0 [pid 340] <... bpf resumed>) = 3 [pid 339] <... symlink resumed>) = 0 [pid 338] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 340] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] newfstatat(AT_FDCWD, "./3/binderfs", [pid 340] <... futex resumed>) = 0 [pid 339] <... symlink resumed>) = 0 [pid 338] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 340] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 338] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 340] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 339] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 298] unlink("./3/binderfs" [pid 340] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 339] <... symlink resumed>) = 0 [pid 338] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 340] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 338] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] <... openat resumed>) = 3 [pid 338] <... futex resumed>) = 0 [pid 340] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 339] write(3, "1000", 4 [pid 338] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 340] <... bpf resumed>, 56) = 0 [pid 339] <... write resumed>) = 4 [pid 340] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] close(3 [pid 298] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 340] <... futex resumed>) = 1 [pid 339] <... close resumed>) = 0 [pid 338] <... futex resumed>) = 0 [pid 340] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] symlink("/dev/binderfs", "./binderfs" [pid 338] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] <... symlink resumed>) = 0 [pid 338] <... futex resumed>) = 0 [pid 298] unlink("./3/cgroup.net" executing program [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 339] write(1, "executing program\n", 18 [pid 338] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... unlink resumed>) = 0 [pid 340] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 339] <... write resumed>) = 18 [pid 340] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 340] <... futex resumed>) = 1 [pid 339] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 338] <... futex resumed>) = 0 [pid 340] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 338] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 340] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 339] <... rt_sigaction resumed>NULL, 8) = 0 [pid 338] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 340] <... bpf resumed>) = 4 [pid 339] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 338] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 340] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] unlink("./3/cgroup.cpu" [pid 340] <... futex resumed>) = 0 [pid 339] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 338] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 340] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 338] <... futex resumed>) = 0 [pid 298] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 339] <... mmap resumed>) = 0x7f2342d01000 [pid 338] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 339] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] newfstatat(AT_FDCWD, "./3/cgroup", [pid 339] <... mprotect resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./3/cgroup" [pid 339] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] <... unlink resumed>) = 0 [pid 339] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 339] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./3"./strace-static-x86_64: Process 341 attached ) = 0 [pid 341] set_robust_list(0x7f2342d219a0, 24 [pid 339] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 298] mkdir("./4", 0777 [pid 341] <... set_robust_list resumed>) = 0 [pid 339] rt_sigprocmask(SIG_SETMASK, [], [pid 298] <... mkdir resumed>) = 0 [pid 341] rt_sigprocmask(SIG_SETMASK, [], [pid 339] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 339] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 342 attached [pid 341] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 10 [pid 342] set_robust_list(0x55559251a6a0, 24 [pid 341] <... bpf resumed>) = 3 [pid 342] <... set_robust_list resumed>) = 0 [pid 341] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] chdir("./4" [pid 341] <... futex resumed>) = 1 [pid 339] <... futex resumed>) = 0 [pid 342] <... chdir resumed>) = 0 [pid 341] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] <... futex resumed>) = 0 [pid 342] <... prctl resumed>) = 0 [pid 341] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 342] setpgid(0, 0 [pid 341] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 339] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] <... setpgid resumed>) = 0 [pid 341] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 341] <... futex resumed>) = 0 [pid 342] <... symlink resumed>) = 0 [pid 341] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 339] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 341] <... bpf resumed>, 56) = 0 [pid 339] <... futex resumed>) = 0 [pid 342] <... symlink resumed>) = 0 [pid 341] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 341] <... futex resumed>) = 0 [pid 342] <... symlink resumed>) = 0 [pid 341] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 339] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... openat resumed>) = 3 [pid 341] <... futex resumed>) = 0 [pid 339] <... futex resumed>) = 1 [pid 342] write(3, "1000", 4 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 339] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] <... write resumed>) = 4 [pid 341] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 342] close(3 [pid 341] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... close resumed>) = 0 [pid 341] <... futex resumed>) = 1 [pid 342] symlink("/dev/binderfs", "./binderfs" [pid 341] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] <... symlink resumed>) = 0 [pid 339] <... futex resumed>) = 0 [pid 342] write(1, "executing program\n", 18executing program [pid 339] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... write resumed>) = 18 [pid 342] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 341] <... futex resumed>) = 0 [pid 339] <... futex resumed>) = 1 [pid 342] <... futex resumed>) = 0 [pid 341] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 339] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 342] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 341] <... bpf resumed>) = 4 [pid 342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 341] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 343 attached ) = 1 [pid 339] <... futex resumed>) = 0 [pid 343] set_robust_list(0x7f2342d219a0, 24 [pid 342] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 341] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... set_robust_list resumed>) = 0 [pid 342] rt_sigprocmask(SIG_SETMASK, [], [pid 341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] <... futex resumed>) = 0 [pid 343] rt_sigprocmask(SIG_SETMASK, [], [pid 342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 341] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 339] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 342] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 343] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 342] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... bpf resumed>) = 3 [pid 343] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] <... futex resumed>) = 0 [pid 343] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 342] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 343] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] <... futex resumed>) = 0 [pid 343] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 342] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... bpf resumed>, 56) = 0 [pid 343] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] <... futex resumed>) = 0 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 342] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 343] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 335] <... close resumed>) = 0 [pid 334] <... close resumed>) = 0 [pid 343] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] close(6 [pid 343] <... futex resumed>) = 1 [pid 342] <... futex resumed>) = 0 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(6 [pid 343] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] close(7 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] <... futex resumed>) = 0 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(7 [pid 343] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 342] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 335] close(8 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 343] <... bpf resumed>) = 4 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(8 [pid 343] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] close(9 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 343] <... futex resumed>) = 1 [pid 342] <... futex resumed>) = 0 [pid 343] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(9 [pid 343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 342] <... futex resumed>) = 0 [pid 343] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 342] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 335] close(10 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(10 [pid 335] close(11 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(12 [pid 334] close(11 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(13 [pid 334] close(12 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(14 [pid 334] close(13 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(15 [pid 334] close(14 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(16) = -1 EBADF (Bad file descriptor) [pid 334] close(15 [pid 335] close(17 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(16 [pid 335] close(18 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(17 [pid 335] close(19) = -1 EBADF (Bad file descriptor) [pid 335] close(20 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(18 [pid 335] close(21 [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] close(19 [pid 335] close(22) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(23) = -1 EBADF (Bad file descriptor) [pid 334] close(20 [pid 335] close(24) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(25) = -1 EBADF (Bad file descriptor) [pid 334] close(21 [pid 335] close(26) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(27 [pid 334] close(22 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(28 [pid 334] close(23 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] close(29 [pid 334] close(24 [pid 335] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 335] exit_group(0 [pid 336] <... futex resumed>) = ? [pid 335] <... exit_group resumed>) = ? [pid 336] +++ exited with 0 +++ [pid 334] close(25) = -1 EBADF (Bad file descriptor) [pid 334] close(26) = -1 EBADF (Bad file descriptor) [pid 334] close(27) = -1 EBADF (Bad file descriptor) [pid 335] +++ exited with 0 +++ [pid 334] close(28) = -1 EBADF (Bad file descriptor) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 334] close(29 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 334] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 334] exit_group(0 [pid 337] <... futex resumed>) = ? [pid 334] <... exit_group resumed>) = ? [pid 337] +++ exited with 0 +++ [pid 334] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] <... restart_syscall resumed>) = 0 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./4/binderfs", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./4/binderfs" [pid 295] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(3, "", [pid 299] unlink("./4/cgroup.net") = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] getdents64(3, [pid 299] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] unlink("./4/cgroup.cpu") = 0 [pid 295] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./3/binderfs", [pid 299] unlink("./4/cgroup") = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] unlink("./3/binderfs" [pid 299] close(3) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] rmdir("./4") = 0 [pid 295] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] mkdir("./5", 0777) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] newfstatat(AT_FDCWD, "./3/cgroup.net", ./strace-static-x86_64: Process 344 attached [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 12 [pid 344] set_robust_list(0x55559251a6a0, 24 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 344] <... set_robust_list resumed>) = 0 [pid 295] unlink("./3/cgroup.net" [pid 344] chdir("./5" [pid 295] <... unlink resumed>) = 0 [pid 344] <... chdir resumed>) = 0 [pid 295] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 344] <... prctl resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 344] setpgid(0, 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 344] <... setpgid resumed>) = 0 [pid 295] unlink("./3/cgroup.cpu" [pid 344] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 295] <... unlink resumed>) = 0 [pid 344] <... symlink resumed>) = 0 [pid 295] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 344] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 344] <... symlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./3/cgroup", [pid 344] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 344] <... symlink resumed>) = 0 [pid 343] <... bpf resumed>) = 5 [pid 341] <... bpf resumed>) = 5 [pid 340] <... bpf resumed>) = 5 [pid 295] unlink("./3/cgroup" [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 343] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 341] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 340] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... unlink resumed>) = 0 [pid 344] <... openat resumed>) = 3 [pid 343] <... futex resumed>) = 1 [pid 342] <... futex resumed>) = 0 [pid 341] <... futex resumed>) = 1 [pid 340] <... futex resumed>) = 1 [pid 339] <... futex resumed>) = 0 [pid 338] <... futex resumed>) = 0 [pid 295] getdents64(3, [pid 344] write(3, "1000", 4 [pid 343] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 342] close(3 [pid 341] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 340] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 339] close(3 [pid 338] close(3 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 344] <... write resumed>) = 4 [pid 342] <... close resumed>) = 0 [pid 339] <... close resumed>) = 0 [pid 338] <... close resumed>) = 0 [pid 295] close(3 [pid 344] close(3 [pid 342] close(4 [pid 339] close(4 [pid 338] close(4 [pid 295] <... close resumed>) = 0 [pid 344] <... close resumed>) = 0 [pid 342] <... close resumed>) = 0 [pid 339] <... close resumed>) = 0 [pid 338] <... close resumed>) = 0 [pid 295] rmdir("./3" [pid 344] symlink("/dev/binderfs", "./binderfs" [pid 342] close(5 [pid 339] close(5 [pid 338] close(5 [pid 295] <... rmdir resumed>) = 0 [pid 344] <... symlink resumed>) = 0 [pid 342] <... close resumed>) = 0 [pid 295] mkdir("./4", 0777executing program [pid 344] write(1, "executing program\n", 18 [pid 342] close(6 [pid 295] <... mkdir resumed>) = 0 [pid 344] <... write resumed>) = 18 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 344] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 342] close(7) = -1 EBADF (Bad file descriptor) [pid 342] close(8) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 345 attached [pid 344] <... futex resumed>) = 0 [pid 342] close(9 [pid 345] set_robust_list(0x55559251a6a0, 24 [pid 344] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... set_robust_list resumed>) = 0 [pid 344] <... rt_sigaction resumed>NULL, 8) = 0 [pid 342] close(10 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 10 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 342] close(11 [pid 345] chdir("./4" [pid 344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... chdir resumed>) = 0 [pid 344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 342] close(12 [pid 345] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... prctl resumed>) = 0 [pid 342] close(13 [pid 344] <... mmap resumed>) = 0x7f2342d01000 [pid 345] setpgid(0, 0 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... setpgid resumed>) = 0 [pid 344] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 342] close(14) = -1 EBADF (Bad file descriptor) [pid 342] close(15 [pid 345] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... mprotect resumed>) = 0 [pid 342] close(16) = -1 EBADF (Bad file descriptor) [pid 345] <... symlink resumed>) = 0 [pid 342] close(17) = -1 EBADF (Bad file descriptor) [pid 342] close(18) = -1 EBADF (Bad file descriptor) [pid 344] rt_sigprocmask(SIG_BLOCK, ~[], [pid 345] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 342] close(19 [pid 344] <... rt_sigprocmask resumed>[], 8) = 0 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... symlink resumed>) = 0 [pid 344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 342] close(20 [pid 345] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 342] close(21./strace-static-x86_64: Process 346 attached ) = -1 EBADF (Bad file descriptor) [pid 346] set_robust_list(0x7f2342d219a0, 24 [pid 345] <... symlink resumed>) = 0 [pid 344] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 342] close(22 [pid 346] <... set_robust_list resumed>) = 0 [pid 345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 344] rt_sigprocmask(SIG_SETMASK, [], [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] rt_sigprocmask(SIG_SETMASK, [], [pid 342] close(23 [pid 346] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 345] <... openat resumed>) = 3 [pid 344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] write(3, "1000", 4 [pid 344] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] close(24 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... write resumed>) = 4 [pid 344] <... futex resumed>) = 0 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 345] close(3 [pid 344] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] close(25 [pid 346] <... bpf resumed>) = 3 [pid 345] <... close resumed>) = 0 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] symlink("/dev/binderfs", "./binderfs" [pid 342] close(26 [pid 346] <... futex resumed>) = 1 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] <... symlink resumed>) = 0 executing program [pid 344] <... futex resumed>) = 0 [pid 342] close(27 [pid 345] write(1, "executing program\n", 18 [pid 344] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] <... futex resumed>) = 0 [pid 345] <... write resumed>) = 18 [pid 344] <... futex resumed>) = 1 [pid 342] close(28 [pid 346] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 345] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 345] <... futex resumed>) = 0 [pid 342] close(29 [pid 346] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 346] <... futex resumed>) = 1 [pid 345] <... rt_sigaction resumed>NULL, 8) = 0 [pid 344] <... futex resumed>) = 0 [pid 342] exit_group(0 [pid 346] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 344] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 343] <... futex resumed>) = ? [pid 342] <... exit_group resumed>) = ? [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 344] <... futex resumed>) = 0 [pid 343] +++ exited with 0 +++ [pid 345] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 344] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] <... mmap resumed>) = 0x7f2342d01000 [pid 345] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 346] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 345] <... mprotect resumed>) = 0 [pid 342] +++ exited with 0 +++ [pid 346] <... bpf resumed>, 56) = 0 [pid 345] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 346] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 346] <... futex resumed>) = 1 [pid 345] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 344] <... futex resumed>) = 0 ./strace-static-x86_64: Process 347 attached [pid 346] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 344] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] set_robust_list(0x7f2342d219a0, 24 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 344] <... futex resumed>) = 0 [pid 347] <... set_robust_list resumed>) = 0 [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 345] rt_sigprocmask(SIG_SETMASK, [], [pid 344] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] rt_sigprocmask(SIG_SETMASK, [], [pid 346] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 346] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 345] <... futex resumed>) = 0 [pid 347] <... bpf resumed>) = 3 [pid 346] <... futex resumed>) = 1 [pid 345] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 344] <... futex resumed>) = 0 [pid 347] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 347] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 346] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 345] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 347] <... futex resumed>) = 0 [pid 345] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 345] <... futex resumed>) = 0 [pid 347] <... bpf resumed>, 56) = 0 [pid 346] <... bpf resumed>) = 4 [pid 345] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 347] <... futex resumed>) = 0 [pid 346] <... futex resumed>) = 1 [pid 345] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 345] <... futex resumed>) = 0 [pid 344] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 346] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 345] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 344] <... futex resumed>) = 0 [pid 347] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 347] <... futex resumed>) = 0 [pid 345] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 345] <... futex resumed>) = 0 [pid 345] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 347] <... bpf resumed>) = 4 [pid 347] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 345] <... futex resumed>) = 0 [pid 347] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 345] <... futex resumed>) = 0 [pid 347] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 345] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/binderfs") = 0 [pid 298] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/cgroup.net") = 0 [pid 298] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/cgroup.cpu") = 0 [pid 298] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./4/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./4") = 0 [pid 298] mkdir("./5", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 348 attached , child_tidptr=0x55559251a690) = 12 [pid 348] set_robust_list(0x55559251a6a0, 24) = 0 [pid 348] chdir("./5") = 0 [pid 348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 348] setpgid(0, 0) = 0 [pid 348] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 348] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 338] <... close resumed>) = 0 [pid 348] <... symlink resumed>) = 0 [pid 339] <... close resumed>) = 0 [pid 338] close(6 [pid 348] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 339] close(6 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] <... symlink resumed>) = 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(7 [pid 348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 339] close(7 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] <... openat resumed>) = 3 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(8 [pid 348] write(3, "1000", 4 [pid 339] close(8 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] <... write resumed>) = 4 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] close(3 [pid 338] close(9 [pid 348] <... close resumed>) = 0 [pid 339] close(9 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] symlink("/dev/binderfs", "./binderfs" [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(10 [pid 348] <... symlink resumed>) = 0 [pid 348] write(1, "executing program\n", 18executing program [pid 339] close(10 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] <... write resumed>) = 18 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(11 [pid 348] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] close(11 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(12 [pid 348] <... rt_sigaction resumed>NULL, 8) = 0 [pid 339] close(12 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(13 [pid 348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 339] close(13 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(14 [pid 348] <... mmap resumed>) = 0x7f2342d01000 [pid 339] close(14 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(15 [pid 348] <... mprotect resumed>) = 0 [pid 348] rt_sigprocmask(SIG_BLOCK, ~[], [pid 339] close(15 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] <... rt_sigprocmask resumed>[], 8) = 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 339] close(16 [pid 338] close(16./strace-static-x86_64: Process 349 attached [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] set_robust_list(0x7f2342d219a0, 24 [pid 348] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 349] <... set_robust_list resumed>) = 0 [pid 348] rt_sigprocmask(SIG_SETMASK, [], [pid 339] close(17 [pid 338] close(17 [pid 349] rt_sigprocmask(SIG_SETMASK, [], [pid 348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 348] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 349] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 348] <... futex resumed>) = 0 [pid 339] close(18 [pid 338] close(18 [pid 349] <... bpf resumed>) = 3 [pid 348] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] close(19 [pid 338] close(19 [pid 349] <... futex resumed>) = 0 [pid 348] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 348] <... futex resumed>) = 0 [pid 339] close(20 [pid 338] close(20 [pid 349] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 348] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] close(21 [pid 338] close(21 [pid 349] <... futex resumed>) = 0 [pid 348] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 348] <... futex resumed>) = 0 [pid 339] close(22 [pid 338] close(22 [pid 349] <... bpf resumed>, 56) = 0 [pid 348] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 349] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... futex resumed>) = 0 [pid 348] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] close(23 [pid 338] close(23 [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 348] <... futex resumed>) = 0 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 348] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] close(24 [pid 338] close(24 [pid 349] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 349] <... futex resumed>) = 0 [pid 348] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 348] <... futex resumed>) = 0 [pid 339] close(25 [pid 349] <... bpf resumed>) = 4 [pid 348] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] close(25 [pid 349] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 339] close(26 [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] <... futex resumed>) = 0 [pid 348] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 349] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 348] <... futex resumed>) = 0 [pid 339] close(27 [pid 338] close(26 [pid 348] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 339] close(28 [pid 338] close(27 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 339] close(29 [pid 338] close(28 [pid 339] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 339] exit_group(0 [pid 338] close(29 [pid 341] <... futex resumed>) = ? [pid 339] <... exit_group resumed>) = ? [pid 338] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 341] +++ exited with 0 +++ [pid 338] exit_group(0) = ? [pid 340] <... futex resumed>) = ? [pid 339] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 340] +++ exited with 0 +++ [pid 338] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./3/binderfs") = 0 [pid 297] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./3/cgroup.net") = 0 [pid 297] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./3/cgroup.cpu") = 0 [pid 297] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./3/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./3") = 0 [pid 297] mkdir("./4", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 350 attached [pid 296] <... restart_syscall resumed>) = 0 [pid 350] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 10 [pid 350] <... set_robust_list resumed>) = 0 [pid 296] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 350] chdir("./4" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 350] <... chdir resumed>) = 0 [pid 296] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... openat resumed>) = 3 [pid 350] <... prctl resumed>) = 0 [pid 296] newfstatat(3, "", [pid 350] setpgid(0, 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 350] <... setpgid resumed>) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 350] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 350] <... symlink resumed>) = 0 [pid 296] unlink("./3/binderfs" [pid 350] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 350] <... symlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 350] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./3/cgroup.net" [pid 350] <... symlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 350] <... openat resumed>) = 3 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./3/cgroup.cpu" [pid 350] write(3, "1000", 4 [pid 296] <... unlink resumed>) = 0 [pid 350] <... write resumed>) = 4 [pid 296] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 350] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 350] <... close resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 350] symlink("/dev/binderfs", "./binderfs" [pid 296] unlink("./3/cgroup" executing program [pid 350] <... symlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 350] write(1, "executing program\n", 18 [pid 296] getdents64(3, [pid 350] <... write resumed>) = 18 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3 [pid 350] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... close resumed>) = 0 [pid 296] rmdir("./3" [pid 350] <... futex resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 350] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] mkdir("./4", 0777 [pid 350] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 350] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 351 attached ) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 10 [pid 351] set_robust_list(0x55559251a6a0, 24 [pid 350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 351] <... set_robust_list resumed>) = 0 [pid 351] chdir("./4" [pid 350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 351] <... chdir resumed>) = 0 [pid 351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 351] setpgid(0, 0 [pid 349] <... bpf resumed>) = 5 [pid 347] <... bpf resumed>) = 5 [pid 346] <... bpf resumed>) = 5 ./strace-static-x86_64: Process 352 attached [pid 351] <... setpgid resumed>) = 0 [pid 349] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 346] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] set_robust_list(0x7f2342d219a0, 24 [pid 351] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 350] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 349] <... futex resumed>) = 1 [pid 348] <... futex resumed>) = 0 [pid 347] <... futex resumed>) = 1 [pid 346] <... futex resumed>) = 1 [pid 345] <... futex resumed>) = 0 [pid 344] <... futex resumed>) = 0 [pid 352] <... set_robust_list resumed>) = 0 [pid 351] <... symlink resumed>) = 0 [pid 350] rt_sigprocmask(SIG_SETMASK, [], [pid 349] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 348] close(3 [pid 347] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 346] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 345] close(3 [pid 344] close(3 [pid 352] rt_sigprocmask(SIG_SETMASK, [], [pid 351] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 348] <... close resumed>) = 0 [pid 345] <... close resumed>) = 0 [pid 352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 351] <... symlink resumed>) = 0 [pid 350] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(4 [pid 345] close(4 [pid 344] <... close resumed>) = 0 [pid 352] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 351] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 350] <... futex resumed>) = 0 [pid 348] <... close resumed>) = 0 [pid 345] <... close resumed>) = 0 [pid 344] close(4 [pid 352] <... bpf resumed>) = 3 [pid 351] <... symlink resumed>) = 0 [pid 348] close(5 [pid 345] close(5 [pid 352] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 350] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] <... close resumed>) = 0 [pid 345] <... close resumed>) = 0 [pid 344] <... close resumed>) = 0 [pid 352] <... futex resumed>) = 0 [pid 351] <... openat resumed>) = 3 [pid 350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] close(6 [pid 345] close(6 [pid 344] close(5 [pid 352] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] write(3, "1000", 4 [pid 350] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] <... write resumed>) = 4 [pid 348] close(7 [pid 345] close(7 [pid 352] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 351] close(3 [pid 350] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = 0 [pid 352] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 351] <... close resumed>) = 0 [pid 350] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(8 [pid 345] close(8 [pid 344] close(6 [pid 352] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] symlink("/dev/binderfs", "./binderfs" [pid 350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... futex resumed>) = 0 [pid 351] <... symlink resumed>) = 0 [pid 350] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(9 [pid 345] close(9 [pid 344] close(7 [pid 352] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} executing program [pid 351] write(1, "executing program\n", 18 [pid 350] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... bpf resumed>, 56) = 0 [pid 351] <... write resumed>) = 18 [pid 350] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(10 [pid 345] close(10 [pid 344] close(8 [pid 352] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... futex resumed>) = 0 [pid 351] <... futex resumed>) = 0 [pid 350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] close(11 [pid 345] close(11 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 350] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(9 [pid 352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] <... rt_sigaction resumed>NULL, 8) = 0 [pid 348] close(12 [pid 345] close(12 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 351] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 350] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 350] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(13 [pid 345] close(13 [pid 344] close(10 [pid 352] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... futex resumed>) = 0 [pid 351] <... mmap resumed>) = 0x7f2342d01000 [pid 350] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(14 [pid 345] close(14 [pid 344] close(11 [pid 352] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 351] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... futex resumed>) = 0 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... bpf resumed>) = 4 [pid 351] <... mprotect resumed>) = 0 [pid 350] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(15 [pid 345] close(15 [pid 344] close(12 [pid 352] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 352] <... futex resumed>) = 0 [pid 351] rt_sigprocmask(SIG_BLOCK, ~[], [pid 350] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(13 [pid 352] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 351] <... rt_sigprocmask resumed>[], 8) = 0 [pid 350] <... futex resumed>) = 0 [pid 348] close(16 [pid 345] close(16 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 351] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 350] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(14) = -1 EBADF (Bad file descriptor) [pid 344] close(15) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 353 attached [pid 348] close(17 [pid 345] close(17 [pid 344] close(16 [pid 353] set_robust_list(0x7f2342d219a0, 24 [pid 351] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] <... set_robust_list resumed>) = 0 [pid 351] rt_sigprocmask(SIG_SETMASK, [], [pid 348] close(18 [pid 345] close(18 [pid 344] close(17 [pid 353] rt_sigprocmask(SIG_SETMASK, [], [pid 351] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 351] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(19 [pid 345] close(19 [pid 344] close(18 [pid 353] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 351] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 351] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(20 [pid 345] close(20 [pid 353] <... bpf resumed>) = 3 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(19 [pid 353] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(21 [pid 345] close(21 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] <... futex resumed>) = 1 [pid 351] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(20 [pid 353] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 351] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(22 [pid 345] close(22 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 351] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(21 [pid 353] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(23 [pid 345] close(23 [pid 353] <... futex resumed>) = 0 [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 351] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(24 [pid 345] close(24 [pid 344] close(22 [pid 351] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] <... bpf resumed>, 56) = 0 [pid 351] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(25 [pid 345] close(25 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(23 [pid 353] <... futex resumed>) = 0 [pid 351] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(26 [pid 345] close(26 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 351] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(24 [pid 353] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 351] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(27 [pid 345] close(27 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] close(25 [pid 353] <... futex resumed>) = 0 [pid 351] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] close(28 [pid 345] close(28 [pid 353] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 351] <... futex resumed>) = 0 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 351] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] close(29 [pid 345] close(29 [pid 348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 345] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 348] exit_group(0 [pid 345] exit_group(0 [pid 349] <... futex resumed>) = ? [pid 348] <... exit_group resumed>) = ? [pid 347] <... futex resumed>) = ? [pid 345] <... exit_group resumed>) = ? [pid 353] <... bpf resumed>) = 4 [pid 349] +++ exited with 0 +++ [pid 344] close(26 [pid 353] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 348] +++ exited with 0 +++ [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 353] <... futex resumed>) = 1 [pid 344] close(27 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 353] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] <... futex resumed>) = 0 [pid 347] +++ exited with 0 +++ [pid 345] +++ exited with 0 +++ [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 351] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] close(28 [pid 353] <... futex resumed>) = 0 [pid 351] <... futex resumed>) = 1 [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 353] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 351] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 344] close(29 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 344] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 344] exit_group(0 [pid 346] <... futex resumed>) = ? [pid 344] <... exit_group resumed>) = ? [pid 346] +++ exited with 0 +++ [pid 344] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./4/binderfs") = 0 [pid 295] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./4/cgroup.net") = 0 [pid 295] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./4/cgroup.cpu") = 0 [pid 295] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./4/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./4") = 0 [pid 295] mkdir("./5", 0777 [pid 353] <... bpf resumed>) = 5 [pid 352] <... bpf resumed>) = 5 [pid 295] <... mkdir resumed>) = 0 [pid 353] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 353] <... futex resumed>) = 1 [pid 352] <... futex resumed>) = 1 [pid 351] <... futex resumed>) = 0 [pid 350] <... futex resumed>) = 0 ./strace-static-x86_64: Process 354 attached [pid 353] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 352] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 351] close(3 [pid 350] close(3 [pid 354] set_robust_list(0x55559251a6a0, 24 [pid 351] <... close resumed>) = 0 [pid 350] <... close resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 12 [pid 298] <... restart_syscall resumed>) = 0 [pid 354] <... set_robust_list resumed>) = 0 [pid 351] close(4 [pid 350] close(4 [pid 354] chdir("./5" [pid 351] <... close resumed>) = 0 [pid 350] <... close resumed>) = 0 [pid 354] <... chdir resumed>) = 0 [pid 351] close(5 [pid 350] close(5 [pid 354] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 351] <... close resumed>) = 0 [pid 350] <... close resumed>) = 0 [pid 298] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 354] <... prctl resumed>) = 0 [pid 351] close(6 [pid 350] close(6 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 354] setpgid(0, 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 354] <... setpgid resumed>) = 0 [pid 351] close(7 [pid 350] close(7 [pid 298] <... openat resumed>) = 3 [pid 354] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(3, "", [pid 350] close(8 [pid 354] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 354] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 351] close(8 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 354] <... symlink resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(9 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 354] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 351] close(9 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 354] <... symlink resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(10 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 351] close(10 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./5/binderfs", [pid 354] <... openat resumed>) = 3 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(11 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 354] write(3, "1000", 4 [pid 351] close(11 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./5/binderfs" [pid 354] <... write resumed>) = 4 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(12 [pid 299] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 354] close(3 [pid 351] close(12 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 354] <... close resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 354] symlink("/dev/binderfs", "./binderfs" [pid 351] close(13 [pid 350] close(13 [pid 299] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 354] <... symlink resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 354] write(1, "executing program\n", 18 [pid 351] close(14 executing program [pid 299] <... openat resumed>) = 3 [pid 354] <... write resumed>) = 18 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(14 [pid 299] newfstatat(3, "", [pid 298] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 354] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] close(15 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 354] <... futex resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 354] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 351] close(16 [pid 354] <... rt_sigaction resumed>NULL, 8) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(15 [pid 299] getdents64(3, [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 351] close(17 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] unlink("./5/cgroup.net" [pid 354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 351] close(18 [pid 350] close(16 [pid 299] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 354] <... mmap resumed>) = 0x7f2342d01000 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 354] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 351] close(19 [pid 350] close(17 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 354] <... mprotect resumed>) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./5/binderfs", [pid 354] rt_sigprocmask(SIG_BLOCK, ~[], [pid 351] close(20 [pid 350] close(18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 354] <... rt_sigprocmask resumed>[], 8) = 0 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 351] close(21 [pid 350] close(19 [pid 299] unlink("./5/binderfs" [pid 298] newfstatat(AT_FDCWD, "./5/cgroup.cpu", ./strace-static-x86_64: Process 355 attached [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 355] set_robust_list(0x7f2342d219a0, 24 [pid 354] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 351] close(22 [pid 350] close(20 [pid 299] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./5/cgroup.cpu" [pid 355] <... set_robust_list resumed>) = 0 [pid 354] rt_sigprocmask(SIG_SETMASK, [], [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 355] rt_sigprocmask(SIG_SETMASK, [], [pid 354] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 351] close(23 [pid 350] close(21 [pid 299] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 298] <... unlink resumed>) = 0 [pid 355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 354] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 355] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 354] <... futex resumed>) = 0 [pid 351] close(24 [pid 350] close(22 [pid 299] unlink("./5/cgroup.net" [pid 355] <... bpf resumed>) = 3 [pid 354] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 355] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] close(25 [pid 350] close(23 [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./5/cgroup", [pid 355] <... futex resumed>) = 0 [pid 354] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 355] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 354] <... futex resumed>) = 0 [pid 351] close(26 [pid 350] close(24 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 355] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 354] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./5/cgroup" [pid 355] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] close(27 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 355] <... futex resumed>) = 0 [pid 354] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(25 [pid 298] <... unlink resumed>) = 0 [pid 355] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 354] <... futex resumed>) = 0 [pid 351] close(28 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 355] <... bpf resumed>, 56) = 0 [pid 354] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(26 [pid 298] getdents64(3, [pid 355] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 351] close(29 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./5/cgroup.cpu" [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 355] <... futex resumed>) = 0 [pid 354] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 350] close(27 [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 354] <... futex resumed>) = 0 [pid 351] exit_group(0 [pid 299] <... unlink resumed>) = 0 [pid 298] close(3 [pid 355] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 354] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 353] <... futex resumed>) = ? [pid 351] <... exit_group resumed>) = ? [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program executing program [pid 299] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 355] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 353] +++ exited with 0 +++ [pid 350] close(28 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... close resumed>) = 0 [pid 355] <... futex resumed>) = 0 [pid 354] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 351] +++ exited with 0 +++ [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./5/cgroup", [pid 298] rmdir("./5" [pid 355] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 354] <... futex resumed>) = 0 [pid 350] close(29 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 354] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 355] <... bpf resumed>) = 4 [pid 350] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./5/cgroup" [pid 355] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] exit_group(0 [pid 298] mkdir("./6", 0777 [pid 296] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 355] <... futex resumed>) = 1 [pid 354] <... futex resumed>) = 0 [pid 352] <... futex resumed>) = ? [pid 350] <... exit_group resumed>) = ? [pid 299] <... unlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 355] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 354] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 352] +++ exited with 0 +++ [pid 296] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 354] <... futex resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 354] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 350] +++ exited with 0 +++ [pid 299] getdents64(3, [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 355] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] newfstatat(AT_FDCWD, "./4/binderfs", [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./4/binderfs") = 0 [pid 296] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 356 attached [pid 355] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 299] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 356] set_robust_list(0x55559251a6a0, 24 [pid 296] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 356] <... set_robust_list resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 14 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 356] chdir("./6" [pid 299] rmdir("./5" [pid 296] unlink("./4/cgroup.net" [pid 356] <... chdir resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] mkdir("./6", 0777 [pid 296] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 356] <... prctl resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 356] setpgid(0, 0 [pid 299] <... mkdir resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 356] <... setpgid resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 356] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 296] unlink("./4/cgroup.cpu" [pid 356] <... symlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 357 attached [pid 356] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 296] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 357] set_robust_list(0x55559251a6a0, 24 [pid 356] <... symlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 14 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 357] <... set_robust_list resumed>) = 0 [pid 356] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./4/cgroup", [pid 357] chdir("./6" [pid 356] <... symlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 357] <... chdir resumed>) = 0 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] unlink("./4/cgroup" [pid 357] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 356] <... openat resumed>) = 3 [pid 296] <... unlink resumed>) = 0 [pid 357] <... prctl resumed>) = 0 [pid 356] write(3, "1000", 4 [pid 296] getdents64(3, [pid 357] setpgid(0, 0 [pid 356] <... write resumed>) = 4 [pid 357] <... setpgid resumed>) = 0 [pid 356] close(3 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 357] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 296] close(3 [pid 357] <... symlink resumed>) = 0 [pid 356] <... close resumed>) = 0 [pid 357] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 296] <... close resumed>) = 0 [pid 356] symlink("/dev/binderfs", "./binderfs" [pid 357] <... symlink resumed>) = 0 [pid 356] <... symlink resumed>) = 0 [pid 296] rmdir("./4" [pid 357] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 356] write(1, "executing program\n", 18 [pid 296] <... rmdir resumed>) = 0 [pid 357] <... symlink resumed>) = 0 [pid 356] <... write resumed>) = 18 [pid 296] mkdir("./5", 0777 [pid 357] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 356] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... mkdir resumed>) = 0 [pid 357] <... openat resumed>) = 3 [pid 356] <... futex resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 357] write(3, "1000", 4 [pid 356] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 ./strace-static-x86_64: Process 358 attached [pid 356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 358] set_robust_list(0x55559251a6a0, 24 [pid 357] <... write resumed>) = 4 [pid 356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 12 [pid 358] <... set_robust_list resumed>) = 0 [pid 357] close(3 [pid 356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 358] chdir("./5" [pid 357] <... close resumed>) = 0 [pid 356] <... mmap resumed>) = 0x7f2342d01000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 358] <... chdir resumed>) = 0 [pid 357] symlink("/dev/binderfs", "./binderfs" [pid 356] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 297] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 358] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 357] <... symlink resumed>) = 0 [pid 356] <... mprotect resumed>) = 0 [pid 355] <... bpf resumed>) = 5 [pid 297] <... openat resumed>) = 3 [pid 358] <... prctl resumed>) = 0 [pid 357] write(1, "executing program\n", 18 [pid 297] newfstatat(3, "", [pid 358] setpgid(0, 0 [pid 357] <... write resumed>) = 18 [pid 356] rt_sigprocmask(SIG_BLOCK, ~[], [pid 355] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 358] <... setpgid resumed>) = 0 [pid 357] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 356] <... rt_sigprocmask resumed>[], 8) = 0 [pid 355] <... futex resumed>) = 1 [pid 354] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 358] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 357] <... futex resumed>) = 0 [pid 356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 355] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] <... symlink resumed>) = 0 [pid 357] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 354] close(3 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 ./strace-static-x86_64: Process 359 attached [pid 358] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 357] <... rt_sigaction resumed>NULL, 8) = 0 [pid 354] <... close resumed>) = 0 [pid 297] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 359] set_robust_list(0x7f2342d219a0, 24 [pid 358] <... symlink resumed>) = 0 [pid 357] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 356] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 354] close(4 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 359] <... set_robust_list resumed>) = 0 [pid 358] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 356] rt_sigprocmask(SIG_SETMASK, [], [pid 354] <... close resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./4/binderfs", [pid 359] rt_sigprocmask(SIG_SETMASK, [], [pid 358] <... symlink resumed>) = 0 [pid 357] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 354] close(5 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 357] <... mmap resumed>) = 0x7f2342d01000 [pid 354] <... close resumed>) = 0 [pid 297] unlink("./4/binderfs" [pid 359] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] <... openat resumed>) = 3 [pid 357] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 356] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(6 [pid 297] <... unlink resumed>) = 0 [pid 359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] write(3, "1000", 4 [pid 357] <... mprotect resumed>) = 0 [pid 356] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 359] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 358] <... write resumed>) = 4 [pid 357] rt_sigprocmask(SIG_BLOCK, ~[], [pid 354] close(7 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 356] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 359] <... bpf resumed>) = 3 [pid 358] close(3 [pid 357] <... rt_sigprocmask resumed>[], 8) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 359] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... close resumed>) = 0 [pid 357] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 354] close(8 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 360 attached [pid 359] <... futex resumed>) = 1 [pid 358] symlink("/dev/binderfs", "./binderfs" [pid 356] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./4/cgroup.net" [pid 360] set_robust_list(0x7f2342d219a0, 24 [pid 359] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] <... symlink resumed>) = 0 [pid 357] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 356] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(9executing program [pid 297] <... unlink resumed>) = 0 [pid 360] <... set_robust_list resumed>) = 0 [pid 359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] write(1, "executing program\n", 18 [pid 357] rt_sigprocmask(SIG_SETMASK, [], [pid 356] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] rt_sigprocmask(SIG_SETMASK, [], [pid 359] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 358] <... write resumed>) = 18 [pid 357] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 356] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] close(10 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 359] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 358] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 357] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 360] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 359] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... futex resumed>) = 0 [pid 357] <... futex resumed>) = 0 [pid 354] close(11 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... bpf resumed>) = 3 [pid 359] <... futex resumed>) = 1 [pid 358] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 357] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 356] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./4/cgroup.cpu" [pid 360] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] <... rt_sigaction resumed>NULL, 8) = 0 [pid 357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 356] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(12 [pid 297] <... unlink resumed>) = 0 [pid 360] <... futex resumed>) = 0 [pid 359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 357] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 356] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 360] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 359] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 357] <... futex resumed>) = 0 [pid 356] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] close(13 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 360] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 359] <... bpf resumed>, 56) = 0 [pid 358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 357] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./4/cgroup", [pid 360] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... mmap resumed>) = 0x7f2342d01000 [pid 357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 354] close(14 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 360] <... futex resumed>) = 0 [pid 359] <... futex resumed>) = 0 [pid 358] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 357] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 356] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./4/cgroup" [pid 360] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 358] <... mprotect resumed>) = 0 [pid 357] <... futex resumed>) = 0 [pid 356] <... futex resumed>) = 0 [pid 354] close(15 [pid 297] <... unlink resumed>) = 0 [pid 360] <... bpf resumed>, 56) = 0 [pid 359] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 358] rt_sigprocmask(SIG_BLOCK, ~[], [pid 357] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] getdents64(3, [pid 360] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... rt_sigprocmask resumed>[], 8) = 0 [pid 357] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 356] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] close(16 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 360] <... futex resumed>) = 0 [pid 359] <... futex resumed>) = 0 [pid 358] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 357] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] close(3./strace-static-x86_64: Process 361 attached [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 359] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 357] <... futex resumed>) = 0 [pid 356] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(17 [pid 297] <... close resumed>) = 0 [pid 361] set_robust_list(0x7f2342d219a0, 24 [pid 360] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 357] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] rmdir("./4" [pid 361] <... set_robust_list resumed>) = 0 [pid 360] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 358] rt_sigprocmask(SIG_SETMASK, [], [pid 356] <... futex resumed>) = 0 [pid 354] close(18 [pid 297] <... rmdir resumed>) = 0 [pid 361] rt_sigprocmask(SIG_SETMASK, [], [pid 360] <... futex resumed>) = 1 [pid 357] <... futex resumed>) = 0 [pid 356] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 360] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 359] <... bpf resumed>) = 4 [pid 358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 357] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./5", 0777 [pid 361] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 357] <... futex resumed>) = 0 [pid 354] close(19 [pid 361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 359] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... futex resumed>) = 0 [pid 357] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... mkdir resumed>) = 0 [pid 361] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 359] <... futex resumed>) = 1 [pid 358] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 356] <... futex resumed>) = 0 [pid 354] close(20 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 361] <... bpf resumed>) = 3 [pid 360] <... bpf resumed>) = 4 [pid 359] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 356] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 361] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 362 attached [pid 361] <... futex resumed>) = 1 [pid 360] <... futex resumed>) = 1 [pid 359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] <... futex resumed>) = 0 [pid 357] <... futex resumed>) = 0 [pid 356] <... futex resumed>) = 0 [pid 354] close(21 [pid 362] set_robust_list(0x55559251a6a0, 24 [pid 361] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 360] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 359] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 358] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 356] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 12 [pid 362] <... set_robust_list resumed>) = 0 [pid 361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] <... futex resumed>) = 0 [pid 357] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(22 [pid 362] chdir("./5" [pid 361] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 360] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 358] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 357] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... chdir resumed>) = 0 [pid 361] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 354] close(23 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... prctl resumed>) = 0 [pid 357] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 361] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(24 [pid 362] setpgid(0, 0 [pid 361] <... futex resumed>) = 1 [pid 358] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... setpgid resumed>) = 0 [pid 361] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(25 [pid 362] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... symlink resumed>) = 0 [pid 361] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 358] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] close(26 [pid 362] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 361] <... bpf resumed>, 56) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... symlink resumed>) = 0 [pid 361] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(27 [pid 362] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 361] <... futex resumed>) = 1 [pid 358] <... futex resumed>) = 0 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 361] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] <... symlink resumed>) = 0 [pid 358] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] close(28 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 361] <... futex resumed>) = 0 [pid 358] <... futex resumed>) = 1 [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 362] <... openat resumed>) = 3 [pid 361] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 358] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] close(29 [pid 362] write(3, "1000", 4 [pid 361] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 354] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 362] <... write resumed>) = 4 [pid 361] <... futex resumed>) = 0 [pid 358] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 354] exit_group(0 [pid 362] close(3 executing program [pid 361] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 358] <... futex resumed>) = 0 [pid 355] <... futex resumed>) = ? [pid 354] <... exit_group resumed>) = ? [pid 362] <... close resumed>) = 0 [pid 358] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] symlink("/dev/binderfs", "./binderfs") = 0 [pid 362] write(1, "executing program\n", 18) = 18 [pid 361] <... bpf resumed>) = 4 [pid 362] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 362] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 362] rt_sigprocmask(SIG_BLOCK, ~[], [pid 361] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 355] +++ exited with 0 +++ [pid 354] +++ exited with 0 +++ [pid 362] <... rt_sigprocmask resumed>[], 8) = 0 [pid 361] <... futex resumed>) = 1 [pid 358] <... futex resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 361] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 363 attached [pid 361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 358] <... futex resumed>) = 0 [pid 363] set_robust_list(0x7f2342d219a0, 24 [pid 362] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 358] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 363] <... set_robust_list resumed>) = 0 [pid 362] rt_sigprocmask(SIG_SETMASK, [], [pid 361] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 363] rt_sigprocmask(SIG_SETMASK, [], [pid 362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 362] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 363] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 362] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... bpf resumed>) = 3 [pid 363] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 362] <... futex resumed>) = 0 [pid 363] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... futex resumed>) = 0 [pid 363] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 362] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 363] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 362] <... futex resumed>) = 0 [pid 363] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... futex resumed>) = 0 [pid 363] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 362] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... bpf resumed>, 56) = 0 [pid 359] <... bpf resumed>) = 5 [pid 363] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 361] <... bpf resumed>) = 5 [pid 360] <... bpf resumed>) = 5 [pid 359] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... futex resumed>) = 1 [pid 362] <... futex resumed>) = 0 [pid 361] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 360] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 1 [pid 363] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 361] <... futex resumed>) = 1 [pid 360] <... futex resumed>) = 1 [pid 358] <... futex resumed>) = 0 [pid 357] <... futex resumed>) = 0 [pid 359] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 356] <... futex resumed>) = 0 [pid 363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... futex resumed>) = 0 [pid 361] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 360] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 358] close(3 [pid 357] close(3 [pid 356] close(3 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 362] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] <... close resumed>) = 0 [pid 363] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 358] close(4 [pid 357] <... close resumed>) = 0 [pid 356] <... close resumed>) = 0 [pid 363] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] <... close resumed>) = 0 [pid 357] close(4 [pid 356] close(4 [pid 363] <... futex resumed>) = 1 [pid 362] <... futex resumed>) = 0 [pid 358] close(5 [pid 357] <... close resumed>) = 0 [pid 363] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 356] <... close resumed>) = 0 [pid 363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... futex resumed>) = 0 [pid 358] <... close resumed>) = 0 [pid 357] close(5 [pid 356] close(5 [pid 363] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 362] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 358] close(6) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = 0 [pid 356] <... close resumed>) = 0 [pid 358] close(7 [pid 357] close(6 [pid 356] close(6 [pid 363] <... bpf resumed>) = 4 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 363] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] close(8 [pid 357] close(7 [pid 356] close(7 [pid 363] <... futex resumed>) = 1 [pid 362] <... futex resumed>) = 0 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 363] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 358] close(9 [pid 357] close(8 [pid 356] close(8 [pid 363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... futex resumed>) = 0 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 363] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 362] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 358] close(10 [pid 357] close(9 [pid 356] close(9 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(11 [pid 357] close(10 [pid 356] close(10 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(12 [pid 357] close(11 [pid 356] close(11 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(13 [pid 357] close(12 [pid 356] close(12 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(14 [pid 357] close(13 [pid 356] close(13 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(15 [pid 357] close(14 [pid 356] close(14 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(16 [pid 357] close(15 [pid 356] close(15 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(17 [pid 357] close(16 [pid 356] close(16 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(18 [pid 357] close(17 [pid 356] close(17 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(19 [pid 357] close(18 [pid 356] close(18 [pid 295] <... restart_syscall resumed>) = 0 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(20 [pid 357] close(19 [pid 356] close(19 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(21 [pid 357] close(20 [pid 356] close(20 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(22 [pid 357] close(21 [pid 356] close(21 [pid 295] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(23 [pid 357] close(22 [pid 356] close(22 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(24 [pid 357] close(23 [pid 356] close(23 [pid 295] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 358] close(25 [pid 357] close(24 [pid 356] close(24 [pid 295] <... openat resumed>) = 3 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(3, "", [pid 358] close(26 [pid 357] close(25 [pid 356] close(25 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 358] close(27 [pid 357] close(26 [pid 356] close(26 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] getdents64(3, [pid 358] close(28 [pid 357] close(27 [pid 356] close(27 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 358] close(29 [pid 357] close(28 [pid 356] close(28 [pid 358] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 358] exit_group(0 [pid 357] close(29 [pid 356] close(29 [pid 361] <... futex resumed>) = ? [pid 358] <... exit_group resumed>) = ? [pid 357] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 356] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 361] +++ exited with 0 +++ [pid 295] newfstatat(AT_FDCWD, "./5/binderfs", [pid 358] +++ exited with 0 +++ [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 357] exit_group(0 [pid 356] exit_group(0 [pid 295] unlink("./5/binderfs" [pid 360] <... futex resumed>) = ? [pid 359] <... futex resumed>) = ? [pid 357] <... exit_group resumed>) = ? [pid 356] <... exit_group resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 360] +++ exited with 0 +++ [pid 359] +++ exited with 0 +++ [pid 357] +++ exited with 0 +++ [pid 295] <... unlink resumed>) = 0 [pid 295] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 356] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 299] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 299] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 295] unlink("./5/cgroup.net" [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] getdents64(3, [pid 295] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./6/binderfs", [pid 295] unlink("./5/cgroup.cpu" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] unlink("./6/binderfs" [pid 295] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./5/cgroup", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 295] unlink("./5/cgroup" [pid 299] unlink("./6/cgroup.net" [pid 295] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] getdents64(3, [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 296] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] close(3 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... openat resumed>) = 3 [pid 295] <... close resumed>) = 0 [pid 299] unlink("./6/cgroup.cpu" [pid 296] newfstatat(3, "", [pid 295] rmdir("./5" [pid 299] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 299] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] getdents64(3, [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] mkdir("./6", 0777 [pid 299] newfstatat(AT_FDCWD, "./6/cgroup", [pid 296] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(AT_FDCWD, "./5/binderfs", [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] unlink("./6/cgroup" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./5/binderfs") = 0 [pid 296] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./5/cgroup.net"./strace-static-x86_64: Process 364 attached [pid 299] <... unlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 364] set_robust_list(0x55559251a6a0, 24 [pid 299] getdents64(3, [pid 296] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... set_robust_list resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 14 [pid 364] chdir("./6" [pid 299] close(3 [pid 296] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 364] <... chdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] rmdir("./6" [pid 296] unlink("./5/cgroup.cpu" [pid 364] <... prctl resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 364] setpgid(0, 0 [pid 299] <... rmdir resumed>) = 0 [pid 296] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 364] <... setpgid resumed>) = 0 [pid 299] mkdir("./7", 0777 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 364] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 296] newfstatat(AT_FDCWD, "./5/cgroup", [pid 364] <... symlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 364] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] unlink("./5/cgroup" [pid 364] <... symlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 364] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 296] getdents64(3, [pid 364] <... symlink resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] close(3./strace-static-x86_64: Process 365 attached [pid 364] <... openat resumed>) = 3 [pid 296] <... close resumed>) = 0 [pid 365] set_robust_list(0x55559251a6a0, 24 [pid 364] write(3, "1000", 4 [pid 296] rmdir("./5" [pid 365] <... set_robust_list resumed>) = 0 [pid 364] <... write resumed>) = 4 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 16 [pid 296] <... rmdir resumed>) = 0 [pid 365] chdir("./7" [pid 364] close(3 [pid 296] mkdir("./6", 0777 [pid 365] <... chdir resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] symlink("/dev/binderfs", "./binderfs" [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 365] <... prctl resumed>) = 0 [pid 364] <... symlink resumed>) = 0 [pid 365] setpgid(0, 0./strace-static-x86_64: Process 366 attached ) = 0 [pid 364] write(1, "executing program\n", 18 [pid 366] set_robust_list(0x55559251a6a0, 24 [pid 364] <... write resumed>) = 18 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 14 [pid 366] <... set_robust_list resumed>) = 0 executing program [pid 364] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] chdir("./6" [pid 365] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 364] <... futex resumed>) = 0 [pid 366] <... chdir resumed>) = 0 [pid 364] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 366] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 364] <... rt_sigaction resumed>NULL, 8) = 0 [pid 366] <... prctl resumed>) = 0 [pid 364] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 366] setpgid(0, 0 [pid 365] <... symlink resumed>) = 0 [pid 364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 366] <... setpgid resumed>) = 0 [pid 365] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 366] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 365] <... symlink resumed>) = 0 [pid 364] <... mmap resumed>) = 0x7f2342d01000 [pid 366] <... symlink resumed>) = 0 [pid 365] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 364] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 363] <... bpf resumed>) = 5 [pid 366] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 364] <... mprotect resumed>) = 0 [pid 365] <... symlink resumed>) = 0 [pid 366] <... symlink resumed>) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 364] rt_sigprocmask(SIG_BLOCK, ~[], [pid 363] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 366] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 365] <... openat resumed>) = 3 [pid 364] <... rt_sigprocmask resumed>[], 8) = 0 [pid 363] <... futex resumed>) = 1 [pid 362] <... futex resumed>) = 0 [pid 366] <... symlink resumed>) = 0 [pid 365] write(3, "1000", 4 [pid 364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 363] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] close(3./strace-static-x86_64: Process 367 attached [pid 366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 365] <... write resumed>) = 4 [pid 367] set_robust_list(0x7f2342d219a0, 24 [pid 366] <... openat resumed>) = 3 [pid 365] close(3 [pid 364] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 362] <... close resumed>) = 0 [pid 298] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 367] <... set_robust_list resumed>) = 0 [pid 366] write(3, "1000", 4 [pid 365] <... close resumed>) = 0 [pid 364] rt_sigprocmask(SIG_SETMASK, [], [pid 362] close(4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 367] rt_sigprocmask(SIG_SETMASK, [], [pid 366] <... write resumed>) = 4 [pid 365] symlink("/dev/binderfs", "./binderfs" [pid 364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 362] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 366] close(3 [pid 365] <... symlink resumed>) = 0 [pid 364] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] close(5 [pid 298] <... openat resumed>) = 3 [pid 367] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 366] <... close resumed>) = 0 executing program [pid 365] write(1, "executing program\n", 18 [pid 364] <... futex resumed>) = 0 [pid 367] <... bpf resumed>) = 3 [pid 366] symlink("/dev/binderfs", "./binderfs" [pid 365] <... write resumed>) = 18 [pid 364] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = 0 [pid 298] newfstatat(3, "", [pid 367] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] <... symlink resumed>) = 0 [pid 365] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] close(6 executing program [pid 367] <... futex resumed>) = 0 [pid 366] write(1, "executing program\n", 18 [pid 365] <... futex resumed>) = 0 [pid 364] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 367] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 366] <... write resumed>) = 18 [pid 365] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 364] <... futex resumed>) = 0 [pid 367] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 366] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... rt_sigaction resumed>NULL, 8) = 0 [pid 364] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] close(7 [pid 298] getdents64(3, [pid 367] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] <... futex resumed>) = 0 [pid 365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 367] <... futex resumed>) = 0 [pid 366] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 367] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 366] <... rt_sigaction resumed>NULL, 8) = 0 [pid 365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 364] <... futex resumed>) = 0 [pid 362] close(8 [pid 367] <... bpf resumed>, 56) = 0 [pid 366] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 365] <... mmap resumed>) = 0x7f2342d01000 [pid 364] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 367] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 365] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] close(9 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 367] <... futex resumed>) = 0 [pid 366] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 365] <... mprotect resumed>) = 0 [pid 364] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./6/binderfs", [pid 367] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 366] <... mmap resumed>) = 0x7f2342d01000 [pid 364] <... futex resumed>) = 0 [pid 367] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 366] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 364] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] close(10 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 367] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] <... mprotect resumed>) = 0 [pid 365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 364] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./6/binderfs" [pid 367] <... futex resumed>) = 0 [pid 366] rt_sigprocmask(SIG_BLOCK, ~[], [pid 365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 364] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] close(11 [pid 367] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 366] <... rt_sigprocmask resumed>[], 8) = 0 [pid 364] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 368 attached [pid 366] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 364] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 369 attached [pid 368] set_robust_list(0x7f2342d219a0, 24 [pid 369] set_robust_list(0x7f2342d219a0, 24 [pid 368] <... set_robust_list resumed>) = 0 [pid 367] <... bpf resumed>) = 4 [pid 366] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 365] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 362] close(12 [pid 298] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 369] <... set_robust_list resumed>) = 0 [pid 368] rt_sigprocmask(SIG_SETMASK, [], [pid 367] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] rt_sigprocmask(SIG_SETMASK, [], [pid 365] rt_sigprocmask(SIG_SETMASK, [], [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 369] rt_sigprocmask(SIG_SETMASK, [], [pid 368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 367] <... futex resumed>) = 1 [pid 366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 364] <... futex resumed>) = 0 [pid 362] close(13 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 368] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 366] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 364] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 369] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 366] <... futex resumed>) = 0 [pid 364] <... futex resumed>) = 0 [pid 369] <... bpf resumed>) = 3 [pid 368] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 367] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 366] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 364] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 362] close(14 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 369] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... bpf resumed>) = 3 [pid 366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./6/cgroup.net" [pid 369] <... futex resumed>) = 0 [pid 368] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] close(15 [pid 369] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 368] <... futex resumed>) = 0 [pid 366] <... futex resumed>) = 0 [pid 365] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 369] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 368] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 366] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 362] close(16 [pid 298] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 369] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 369] <... futex resumed>) = 0 [pid 368] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] close(17 [pid 298] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 369] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 368] <... futex resumed>) = 0 [pid 366] <... futex resumed>) = 0 [pid 365] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 369] <... bpf resumed>, 56) = 0 [pid 368] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 366] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 362] close(18 [pid 298] unlink("./6/cgroup.cpu" [pid 369] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... bpf resumed>, 56) = 0 [pid 366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 369] <... futex resumed>) = 0 [pid 368] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] close(19 [pid 298] <... unlink resumed>) = 0 [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 368] <... futex resumed>) = 0 [pid 366] <... futex resumed>) = 0 [pid 365] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 369] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 366] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 362] close(20 [pid 369] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 369] <... futex resumed>) = 0 [pid 368] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] close(21 [pid 298] newfstatat(AT_FDCWD, "./6/cgroup", [pid 369] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 368] <... futex resumed>) = 0 [pid 366] <... futex resumed>) = 0 [pid 365] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 369] <... bpf resumed>) = 4 [pid 368] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 366] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 365] <... futex resumed>) = 0 [pid 362] close(22 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 369] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... bpf resumed>) = 4 [pid 366] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 365] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./6/cgroup" [pid 369] <... futex resumed>) = 0 [pid 368] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] close(23 [pid 298] <... unlink resumed>) = 0 [pid 369] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 368] <... futex resumed>) = 0 [pid 366] <... futex resumed>) = 0 [pid 365] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 368] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 366] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 365] <... futex resumed>) = 0 [pid 362] close(24 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 365] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] close(3 [pid 362] close(25 [pid 298] <... close resumed>) = 0 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] rmdir("./6" [pid 362] close(26 [pid 298] <... rmdir resumed>) = 0 [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] mkdir("./7", 0777 [pid 362] close(27) = -1 EBADF (Bad file descriptor) [pid 298] <... mkdir resumed>) = 0 [pid 362] close(28 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 362] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 362] close(29) = -1 EBADF (Bad file descriptor) [pid 362] exit_group(0) = ? ./strace-static-x86_64: Process 370 attached [pid 363] <... futex resumed>) = ? [pid 370] set_robust_list(0x55559251a6a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 16 [pid 370] <... set_robust_list resumed>) = 0 [pid 370] chdir("./7" [pid 363] +++ exited with 0 +++ [pid 362] +++ exited with 0 +++ [pid 370] <... chdir resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 370] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 370] <... prctl resumed>) = 0 [pid 370] setpgid(0, 0) = 0 [pid 370] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 370] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 370] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 370] write(3, "1000", 4) = 4 [pid 370] close(3) = 0 [pid 370] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 370] write(1, "executing program\n", 18) = 18 [pid 370] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 370] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 370] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 370] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 371 attached [pid 371] set_robust_list(0x7f2342d219a0, 24 [pid 370] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 371] <... set_robust_list resumed>) = 0 [pid 370] rt_sigprocmask(SIG_SETMASK, [], [pid 371] rt_sigprocmask(SIG_SETMASK, [], [pid 370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 370] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 370] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 371] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 370] <... futex resumed>) = 0 [pid 371] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 371] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 370] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 369] <... bpf resumed>) = 5 [pid 368] <... bpf resumed>) = 5 [pid 367] <... bpf resumed>) = 5 [pid 371] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 369] <... futex resumed>) = 1 [pid 368] <... futex resumed>) = 1 [pid 367] <... futex resumed>) = 1 [pid 366] <... futex resumed>) = 0 [pid 365] <... futex resumed>) = 0 [pid 364] <... futex resumed>) = 0 [pid 371] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 369] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 368] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 366] close(3 [pid 365] close(3 [pid 364] close(3 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 366] <... close resumed>) = 0 [pid 365] <... close resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 371] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 370] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 366] close(4 [pid 365] close(4 [pid 364] close(4 [pid 371] <... bpf resumed>, 56) = 0 [pid 366] <... close resumed>) = 0 [pid 365] <... close resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 371] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] close(5 [pid 365] close(5 [pid 364] close(5 [pid 371] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 366] <... close resumed>) = 0 [pid 365] <... close resumed>) = 0 [pid 364] <... close resumed>) = 0 [pid 371] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] close(6 [pid 365] close(6 [pid 364] close(6 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 370] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 366] close(7 [pid 365] close(7 [pid 364] close(7 [pid 371] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 371] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] close(8 [pid 365] close(8 [pid 364] close(8 [pid 371] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 371] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] close(9 [pid 365] close(9 [pid 364] close(9 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 371] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 370] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 366] close(10 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(10 [pid 371] <... bpf resumed>) = 4 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(10 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 371] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] close(11 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(11 [pid 371] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(11 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 371] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 366] close(12 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(12 [pid 371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... futex resumed>) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(12 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 371] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 370] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 366] close(13 [pid 364] close(13 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(14 [pid 365] close(13 [pid 364] close(14 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(15 [pid 365] close(14 [pid 364] close(15 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(16 [pid 364] close(16 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(15 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(17 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(17 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(16 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(18 [pid 364] close(18 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(19 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(19 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(17 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(20 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(20 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(18 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(21 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(21 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(19 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 366] close(22 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(22 [pid 297] <... restart_syscall resumed>) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(20 [pid 366] close(23 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(23 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(21 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 366] close(24 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(24 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(22 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 366] close(25 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(25 [pid 297] <... openat resumed>) = 3 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(23 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(3, "", [pid 366] close(26 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(26 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(24 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] getdents64(3, [pid 366] close(27 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(27 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(25 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 366] close(28 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] close(28 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(26 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./5/binderfs", [pid 366] close(29 [pid 364] close(29 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 366] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(27 [pid 364] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./5/binderfs" [pid 366] exit_group(0 [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 364] exit_group(0 [pid 297] <... unlink resumed>) = 0 [pid 369] <... futex resumed>) = ? [pid 367] <... futex resumed>) = ? [pid 366] <... exit_group resumed>) = ? [pid 365] close(28 [pid 364] <... exit_group resumed>) = ? [pid 297] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 369] +++ exited with 0 +++ [pid 367] +++ exited with 0 +++ [pid 366] +++ exited with 0 +++ [pid 365] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 365] close(29) = -1 EBADF (Bad file descriptor) [pid 365] exit_group(0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 368] <... futex resumed>) = ? [pid 365] <... exit_group resumed>) = ? [pid 368] +++ exited with 0 +++ [pid 364] +++ exited with 0 +++ [pid 297] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] unlink("./5/cgroup.net" [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... unlink resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 297] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 365] +++ exited with 0 +++ [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 296] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] unlink("./5/cgroup.cpu" [pid 296] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... unlink resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 297] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(3, "", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(AT_FDCWD, "./5/cgroup", [pid 296] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] unlink("./5/cgroup" [pid 296] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] getdents64(3, [pid 296] newfstatat(AT_FDCWD, "./6/binderfs", [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] close(3 [pid 296] unlink("./6/binderfs" [pid 297] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] rmdir("./5" [pid 296] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... rmdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] mkdir("./6", 0777 [pid 296] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 297] <... mkdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] unlink("./6/cgroup.net"./strace-static-x86_64: Process 372 attached ) = 0 [pid 372] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 14 [pid 296] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 372] <... set_robust_list resumed>) = 0 [pid 372] chdir("./6" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 372] <... chdir resumed>) = 0 [pid 372] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 372] <... prctl resumed>) = 0 [pid 372] setpgid(0, 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 372] <... setpgid resumed>) = 0 [pid 372] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 296] unlink("./6/cgroup.cpu" [pid 372] <... symlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 372] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 296] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 372] <... symlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 372] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 372] <... symlink resumed>) = 0 [pid 296] unlink("./6/cgroup" [pid 372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] <... unlink resumed>) = 0 [pid 372] <... openat resumed>) = 3 [pid 296] getdents64(3, [pid 372] write(3, "1000", 4 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 372] <... write resumed>) = 4 [pid 296] close(3 [pid 372] close(3 [pid 296] <... close resumed>) = 0 [pid 372] <... close resumed>) = 0 [pid 296] rmdir("./6" [pid 372] symlink("/dev/binderfs", "./binderfs") = 0 [pid 296] <... rmdir resumed>) = 0 [pid 372] write(1, "executing program\n", 18executing program ) = 18 [pid 296] mkdir("./7", 0777 [pid 372] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] <... mkdir resumed>) = 0 [pid 372] <... rt_sigaction resumed>NULL, 8) = 0 [pid 372] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 372] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 372] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 373 attached [pid 372] rt_sigprocmask(SIG_BLOCK, ~[], [pid 373] set_robust_list(0x55559251a6a0, 24 [pid 372] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 16 [pid 373] <... set_robust_list resumed>) = 0 [pid 372] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 374 attached [pid 373] chdir("./7" [pid 374] set_robust_list(0x7f2342d219a0, 24 [pid 373] <... chdir resumed>) = 0 [pid 372] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 374] <... set_robust_list resumed>) = 0 [pid 373] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 372] rt_sigprocmask(SIG_SETMASK, [], [pid 295] <... restart_syscall resumed>) = 0 [pid 374] rt_sigprocmask(SIG_SETMASK, [], [pid 373] <... prctl resumed>) = 0 [pid 372] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 373] setpgid(0, 0 [pid 372] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 374] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 373] <... setpgid resumed>) = 0 [pid 295] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 374] <... bpf resumed>) = 3 [pid 374] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 374] <... futex resumed>) = 1 [pid 373] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 372] <... futex resumed>) = 0 [pid 374] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 295] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 373] <... symlink resumed>) = 0 [pid 295] <... openat resumed>) = 3 [pid 374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 372] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] newfstatat(3, "", [pid 374] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 373] <... symlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 374] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 373] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 372] <... futex resumed>) = 0 [pid 374] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] getdents64(3, [pid 374] <... futex resumed>) = 0 [pid 373] <... symlink resumed>) = 0 [pid 372] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 371] <... bpf resumed>) = 5 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 374] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 371] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] <... openat resumed>) = 3 [pid 372] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = 1 [pid 370] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 374] <... futex resumed>) = 0 [pid 373] write(3, "1000", 4 [pid 372] <... futex resumed>) = 1 [pid 371] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 370] close(3 [pid 295] newfstatat(AT_FDCWD, "./6/binderfs", [pid 374] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 373] <... write resumed>) = 4 [pid 372] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] <... close resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 374] <... bpf resumed>, 56) = 0 [pid 373] close(3 [pid 370] close(4 [pid 295] unlink("./6/binderfs" [pid 374] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... close resumed>) = 0 [pid 370] <... close resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 374] <... futex resumed>) = 1 [pid 373] symlink("/dev/binderfs", "./binderfs" [pid 372] <... futex resumed>) = 0 [pid 370] close(5 [pid 299] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 374] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] <... symlink resumed>) = 0 [pid 372] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 373] write(1, "executing program\n", 18 [pid 372] <... futex resumed>) = 0 [pid 370] close(6 [pid 299] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 373] <... write resumed>) = 18 [pid 372] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 374] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 373] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] close(7 [pid 299] <... openat resumed>) = 3 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 374] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = 0 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(3, "", [pid 295] unlink("./6/cgroup.net" [pid 374] <... futex resumed>) = 1 [pid 373] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 372] <... futex resumed>) = 0 [pid 370] close(8 [pid 372] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 374] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 295] <... unlink resumed>) = 0 [pid 373] <... rt_sigaction resumed>NULL, 8) = 0 [pid 372] <... futex resumed>) = 0 [pid 370] close(9 [pid 299] getdents64(3, [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 370] close(10) = -1 EBADF (Bad file descriptor) [pid 370] close(11) = -1 EBADF (Bad file descriptor) [pid 370] close(12) = -1 EBADF (Bad file descriptor) [pid 370] close(13) = -1 EBADF (Bad file descriptor) [pid 370] close(14 [pid 374] <... bpf resumed>) = 4 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 374] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 372] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] close(15 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 374] <... futex resumed>) = 0 [pid 373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 372] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 374] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 372] <... futex resumed>) = 0 [pid 370] close(16 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 373] <... mmap resumed>) = 0x7f2342d01000 [pid 372] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 373] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 370] close(17 [pid 299] newfstatat(AT_FDCWD, "./7/binderfs", [pid 373] <... mprotect resumed>) = 0 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 370] close(18 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 370] close(19 [pid 373] rt_sigprocmask(SIG_BLOCK, ~[], [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./6/cgroup.cpu" [pid 373] <... rt_sigprocmask resumed>[], 8) = 0 [pid 370] close(20 [pid 299] unlink("./7/binderfs" [pid 373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... unlink resumed>) = 0 [pid 370] close(21 [pid 299] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 375 attached [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 375] set_robust_list(0x7f2342d219a0, 24 [pid 373] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 370] close(22 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 375] <... set_robust_list resumed>) = 0 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 375] rt_sigprocmask(SIG_SETMASK, [], [pid 373] rt_sigprocmask(SIG_SETMASK, [], [pid 370] close(23 [pid 299] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 295] newfstatat(AT_FDCWD, "./6/cgroup", [pid 375] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 375] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] close(24 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./7/cgroup.net" [pid 375] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 373] <... futex resumed>) = 0 [pid 370] close(25 [pid 295] unlink("./6/cgroup" [pid 375] <... bpf resumed>) = 3 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 373] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... unlink resumed>) = 0 [pid 375] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] close(26 [pid 299] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 375] <... futex resumed>) = 0 [pid 373] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] getdents64(3, [pid 375] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 370] close(27 [pid 375] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 373] <... futex resumed>) = 0 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 375] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] close(28 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] close(3 [pid 375] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./7/cgroup.cpu" [pid 375] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 370] close(29 [pid 295] <... close resumed>) = 0 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] <... futex resumed>) = 0 [pid 370] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 executing program [pid 375] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 373] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] exit_group(0 [pid 299] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] rmdir("./6" [pid 375] <... bpf resumed>, 56) = 0 [pid 371] <... futex resumed>) = ? [pid 370] <... exit_group resumed>) = ? [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... rmdir resumed>) = 0 [pid 375] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] +++ exited with 0 +++ [pid 370] +++ exited with 0 +++ [pid 299] newfstatat(AT_FDCWD, "./7/cgroup", [pid 295] mkdir("./7", 0777 [pid 375] <... futex resumed>) = 1 [pid 373] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 375] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./7/cgroup" [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... mkdir resumed>) = 0 [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 373] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] getdents64(3, [pid 375] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 375] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 376 attached [pid 373] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 376] set_robust_list(0x55559251a6a0, 24 [pid 373] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... set_robust_list resumed>) = 0 [pid 299] close(3 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 16 [pid 376] chdir("./7" [pid 375] <... futex resumed>) = 0 [pid 373] <... futex resumed>) = 1 [pid 299] <... close resumed>) = 0 [pid 376] <... chdir resumed>) = 0 [pid 375] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 373] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] rmdir("./7" [pid 376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 375] <... bpf resumed>) = 4 [pid 376] <... prctl resumed>) = 0 [pid 375] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rmdir resumed>) = 0 [pid 376] setpgid(0, 0 [pid 375] <... futex resumed>) = 1 [pid 373] <... futex resumed>) = 0 [pid 376] <... setpgid resumed>) = 0 [pid 375] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] mkdir("./8", 0777 [pid 376] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... symlink resumed>) = 0 [pid 375] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 373] <... futex resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 376] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 373] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 376] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 376] write(3, "1000", 4) = 4 [pid 376] close(3) = 0 ./strace-static-x86_64: Process 377 attached [pid 376] symlink("/dev/binderfs", "./binderfs" [pid 377] set_robust_list(0x55559251a6a0, 24 [pid 376] <... symlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 18 [pid 377] <... set_robust_list resumed>) = 0 [pid 376] write(1, "executing program\n", 18 [pid 377] chdir("./8" [pid 376] <... write resumed>) = 18 [pid 377] <... chdir resumed>) = 0 [pid 376] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 376] <... futex resumed>) = 0 [pid 377] <... prctl resumed>) = 0 [pid 376] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 377] setpgid(0, 0 [pid 376] <... rt_sigaction resumed>NULL, 8) = 0 [pid 377] <... setpgid resumed>) = 0 [pid 376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 377] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 377] <... symlink resumed>) = 0 [pid 376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 377] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 376] <... mmap resumed>) = 0x7f2342d01000 [pid 377] <... symlink resumed>) = 0 [pid 376] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 377] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 376] <... mprotect resumed>) = 0 [pid 377] <... symlink resumed>) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 376] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 377] <... openat resumed>) = 3 [pid 376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 377] write(3, "1000", 4./strace-static-x86_64: Process 378 attached ) = 4 [pid 378] set_robust_list(0x7f2342d219a0, 24 [pid 377] close(3 [pid 376] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 378] <... set_robust_list resumed>) = 0 [pid 377] <... close resumed>) = 0 [pid 378] rt_sigprocmask(SIG_SETMASK, [], [pid 376] rt_sigprocmask(SIG_SETMASK, [], [pid 378] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 377] symlink("/dev/binderfs", "./binderfs" [pid 376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 378] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 377] <... symlink resumed>) = 0 [pid 376] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72executing program [pid 377] write(1, "executing program\n", 18 [pid 376] <... futex resumed>) = 0 [pid 378] <... bpf resumed>) = 3 [pid 377] <... write resumed>) = 18 [pid 376] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = 0 [pid 377] <... futex resumed>) = 0 [pid 376] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 377] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 376] <... futex resumed>) = 0 [pid 378] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 377] <... rt_sigaction resumed>NULL, 8) = 0 [pid 376] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = 0 [pid 377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 376] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 376] <... futex resumed>) = 0 [pid 378] <... bpf resumed>, 56) = 0 [pid 377] <... mmap resumed>) = 0x7f2342d01000 [pid 376] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 378] <... futex resumed>) = 0 [pid 377] <... mprotect resumed>) = 0 [pid 376] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144) = -1 EFAULT (Bad address) [pid 377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 376] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 378] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 376] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] <... futex resumed>) = 0 [pid 377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 379 attached [pid 378] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 379] set_robust_list(0x7f2342d219a0, 24 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 377] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 376] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 379] <... set_robust_list resumed>) = 0 [pid 378] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 377] rt_sigprocmask(SIG_SETMASK, [], [pid 376] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 379] rt_sigprocmask(SIG_SETMASK, [], [pid 378] <... bpf resumed>) = 4 [pid 377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 375] <... bpf resumed>) = 5 [pid 374] <... bpf resumed>) = 5 [pid 298] <... openat resumed>) = 3 [pid 379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 378] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(3, "", [pid 379] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 378] <... futex resumed>) = 1 [pid 377] <... futex resumed>) = 0 [pid 376] <... futex resumed>) = 0 [pid 375] <... futex resumed>) = 1 [pid 374] <... futex resumed>) = 1 [pid 373] <... futex resumed>) = 0 [pid 372] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 379] <... bpf resumed>) = 3 [pid 378] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 377] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 375] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 374] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] close(3 [pid 372] close(3 [pid 298] getdents64(3, [pid 379] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] <... futex resumed>) = 0 [pid 373] <... close resumed>) = 0 [pid 372] <... close resumed>) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 379] <... futex resumed>) = 0 [pid 378] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 377] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 373] close(4 [pid 372] close(4 [pid 298] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 379] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 378] <... bpf resumed>) = 5 [pid 377] <... futex resumed>) = 0 [pid 373] <... close resumed>) = 0 [pid 372] <... close resumed>) = 0 [pid 379] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 378] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 373] close(5 [pid 372] close(5 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 379] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] <... futex resumed>) = 1 [pid 377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] <... futex resumed>) = 0 [pid 373] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./7/binderfs", [pid 379] <... futex resumed>) = 0 [pid 378] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 377] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(3 [pid 373] close(6 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 379] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 377] <... futex resumed>) = 0 [pid 376] <... close resumed>) = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./7/binderfs" [pid 379] <... bpf resumed>, 56) = 0 [pid 377] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] close(4 [pid 373] close(7 [pid 379] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] <... close resumed>) = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 379] <... futex resumed>) = 0 [pid 377] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(5 [pid 373] close(8 [pid 298] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 377] <... futex resumed>) = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 379] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 377] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 373] close(9 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 379] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 379] <... futex resumed>) = 0 [pid 377] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] close(10 [pid 379] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 377] <... futex resumed>) = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 377] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] unlink("./7/cgroup.net") = 0 [pid 379] <... bpf resumed>) = 4 [pid 373] close(11 [pid 298] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 379] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 379] <... futex resumed>) = 1 [pid 377] <... futex resumed>) = 0 [pid 373] close(12 [pid 298] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 379] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 377] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 377] <... futex resumed>) = 0 [pid 298] unlink("./7/cgroup.cpu" [pid 379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 377] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 373] close(13 [pid 298] <... unlink resumed>) = 0 [pid 379] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 373] close(14 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./7/cgroup", [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 373] close(15 [pid 298] unlink("./7/cgroup" [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 373] close(16 [pid 298] getdents64(3, [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 373] close(17 [pid 298] close(3 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... close resumed>) = 0 [pid 373] close(18 [pid 298] rmdir("./7" [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 373] close(19 [pid 298] mkdir("./8", 0777) = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 373] close(20) = -1 EBADF (Bad file descriptor) [pid 373] close(21) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 380 attached [pid 373] close(22 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 18 [pid 380] set_robust_list(0x55559251a6a0, 24 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... set_robust_list resumed>) = 0 [pid 380] chdir("./8") = 0 [pid 373] close(23 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] setpgid(0, 0) = 0 [pid 373] close(24 [pid 380] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 373] close(25 [pid 380] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... symlink resumed>) = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 373] close(26 [pid 380] <... openat resumed>) = 3 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] write(3, "1000", 4) = 4 [pid 373] close(27 [pid 380] close(3) = 0 [pid 380] symlink("/dev/binderfs", "./binderfs" [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 380] <... symlink resumed>) = 0 [pid 373] close(28 [pid 380] write(1, "executing program\n", 18) = 18 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 373] close(29 [pid 380] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 373] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 373] exit_group(0 [pid 380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 375] <... futex resumed>) = ? [pid 373] <... exit_group resumed>) = ? [pid 380] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} => {parent_tid=[19]}, 88) = 19 [pid 380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 380] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 375] +++ exited with 0 +++ [pid 373] +++ exited with 0 +++ ./strace-static-x86_64: Process 381 attached [pid 380] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] set_robust_list(0x7f2342d219a0, 24 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 381] <... set_robust_list resumed>) = 0 [pid 381] rt_sigprocmask(SIG_SETMASK, [], [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 381] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 381] <... bpf resumed>) = 3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 381] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 381] <... futex resumed>) = 1 [pid 380] <... futex resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 381] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(3, "", [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 380] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 381] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 380] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] getdents64(3, [pid 381] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 381] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 381] <... futex resumed>) = 1 [pid 380] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 381] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./7/binderfs", [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 380] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 381] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 380] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./7/binderfs" [pid 381] <... bpf resumed>, 56) = 0 [pid 296] <... unlink resumed>) = 0 [pid 381] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 381] <... futex resumed>) = 1 [pid 380] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 381] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 380] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 380] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./7/cgroup.net" [pid 381] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] <... unlink resumed>) = 0 [pid 381] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 381] <... futex resumed>) = 1 [pid 380] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 380] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 381] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 380] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 380] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./7/cgroup.cpu") = 0 [pid 296] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./7/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 381] <... bpf resumed>) = 4 [pid 381] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] close(3 [pid 381] <... futex resumed>) = 1 [pid 380] <... futex resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 381] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] rmdir("./7" [pid 381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 380] <... futex resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 381] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 380] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] mkdir("./8", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 382 attached , child_tidptr=0x55559251a690) = 18 [pid 382] set_robust_list(0x55559251a6a0, 24) = 0 [pid 382] chdir("./8") = 0 [pid 382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 382] setpgid(0, 0) = 0 [pid 382] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 382] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 382] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 382] write(3, "1000", 4) = 4 [pid 382] close(3) = 0 [pid 382] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 382] write(1, "executing program\n", 18) = 18 [pid 382] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 382] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 382] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 382] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 382] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 383 attached => {parent_tid=[19]}, 88) = 19 [pid 376] <... close resumed>) = 0 [pid 372] <... close resumed>) = 0 [pid 383] set_robust_list(0x7f2342d219a0, 24 [pid 382] rt_sigprocmask(SIG_SETMASK, [], [pid 376] close(6 [pid 372] close(6 [pid 383] <... set_robust_list resumed>) = 0 [pid 382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] rt_sigprocmask(SIG_SETMASK, [], [pid 382] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(7 [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 382] <... futex resumed>) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] close(7 [pid 383] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 382] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] close(8 [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... bpf resumed>) = 3 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] close(8 [pid 383] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(9 [pid 383] <... futex resumed>) = 1 [pid 382] <... futex resumed>) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(10 [pid 372] close(9 [pid 383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 382] <... futex resumed>) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 382] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] close(11 [pid 372] close(10 [pid 383] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(12) = -1 EBADF (Bad file descriptor) [pid 376] close(13 [pid 383] <... futex resumed>) = 1 [pid 382] <... futex resumed>) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] close(11 [pid 383] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(14 [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 382] <... futex resumed>) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] close(12 [pid 383] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 382] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] close(15) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... bpf resumed>, 56) = 0 [pid 376] close(16 [pid 372] close(13 [pid 383] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... futex resumed>) = 1 [pid 382] <... futex resumed>) = 0 [pid 376] close(17 [pid 372] close(14 [pid 383] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] <... futex resumed>) = 0 [pid 376] close(18 [pid 382] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 376] close(19 [pid 372] close(15 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 376] close(20) = -1 EBADF (Bad file descriptor) [pid 376] close(21 [pid 383] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] close(16 [pid 383] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(22 [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... futex resumed>) = 1 [pid 382] <... futex resumed>) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] close(17 [pid 382] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 376] close(23 [pid 383] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 382] <... futex resumed>) = 0 [pid 376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 376] close(24) = -1 EBADF (Bad file descriptor) [pid 376] close(25) = -1 EBADF (Bad file descriptor) [pid 376] close(26) = -1 EBADF (Bad file descriptor) [pid 376] close(27) = -1 EBADF (Bad file descriptor) [pid 376] close(28) = -1 EBADF (Bad file descriptor) [pid 376] close(29) = -1 EBADF (Bad file descriptor) [pid 376] exit_group(0 [pid 378] <... futex resumed>) = ? [pid 376] <... exit_group resumed>) = ? [pid 383] <... bpf resumed>) = 4 [pid 383] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 378] +++ exited with 0 +++ [pid 372] close(18 [pid 383] <... futex resumed>) = 1 [pid 382] <... futex resumed>) = 0 [pid 376] +++ exited with 0 +++ [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 372] close(19 [pid 382] <... futex resumed>) = 0 [pid 382] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 372] close(20 [pid 383] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 372] close(21 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 372] close(22 [pid 295] <... openat resumed>) = 3 [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(3, "", [pid 372] close(23) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 372] close(24 [pid 295] getdents64(3, [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 372] close(25 [pid 295] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 372] close(26 [pid 295] newfstatat(AT_FDCWD, "./7/binderfs", [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 372] close(27 [pid 295] unlink("./7/binderfs" [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... unlink resumed>) = 0 [pid 372] close(28 [pid 295] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 372] close(29 [pid 295] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 372] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 372] exit_group(0 [pid 295] unlink("./7/cgroup.net" [pid 374] <... futex resumed>) = ? [pid 372] <... exit_group resumed>) = ? [pid 295] <... unlink resumed>) = 0 [pid 374] +++ exited with 0 +++ [pid 295] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./7/cgroup.cpu") = 0 [pid 295] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./7/cgroup" [pid 372] +++ exited with 0 +++ [pid 295] <... unlink resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] getdents64(3, [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./7") = 0 [pid 295] mkdir("./8", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x55559251a6a0, 24 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 18 [pid 384] <... set_robust_list resumed>) = 0 [pid 384] chdir("./8") = 0 [pid 384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 384] setpgid(0, 0) = 0 [pid 384] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 384] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 384] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 384] write(3, "1000", 4) = 4 [pid 384] close(3) = 0 [pid 384] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 384] write(1, "executing program\n", 18) = 18 [pid 384] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 384] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 384] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 384] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 384] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 384] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 385 attached [pid 385] set_robust_list(0x7f2342d219a0, 24 [pid 384] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 385] <... set_robust_list resumed>) = 0 [pid 384] rt_sigprocmask(SIG_SETMASK, [], [pid 385] rt_sigprocmask(SIG_SETMASK, [], [pid 384] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 384] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 385] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 385] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 384] <... futex resumed>) = 0 [pid 385] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 385] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 384] <... futex resumed>) = 0 [pid 385] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 385] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 385] <... futex resumed>) = 0 [pid 385] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 384] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] <... futex resumed>) = 0 [pid 384] <... futex resumed>) = 1 [pid 385] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}, 56) = 0 [pid 384] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 385] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 384] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 384] <... futex resumed>) = 0 [pid 384] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 385] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 385] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 384] <... futex resumed>) = 0 [pid 385] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 384] <... futex resumed>) = 0 [pid 385] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 384] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 385] <... bpf resumed>) = 4 [pid 385] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 384] <... futex resumed>) = 0 [pid 385] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 385] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 384] <... futex resumed>) = 0 [pid 385] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 384] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./6/binderfs") = 0 [pid 297] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./6/cgroup.net") = 0 [pid 297] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./6/cgroup.cpu") = 0 [pid 381] <... bpf resumed>) = 5 [pid 379] <... bpf resumed>) = 5 [pid 383] <... bpf resumed>) = 5 [pid 297] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 385] <... bpf resumed>) = 5 [pid 383] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 381] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 385] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... futex resumed>) = 1 [pid 382] <... futex resumed>) = 0 [pid 381] <... futex resumed>) = 1 [pid 380] <... futex resumed>) = 0 [pid 379] <... futex resumed>) = 1 [pid 377] <... futex resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./6/cgroup", [pid 385] <... futex resumed>) = 1 [pid 384] <... futex resumed>) = 0 [pid 383] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 382] close(3 [pid 381] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] close(3 [pid 379] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 377] close(3 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 385] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 384] close(3 [pid 382] <... close resumed>) = 0 [pid 380] <... close resumed>) = 0 [pid 377] <... close resumed>) = 0 [pid 384] <... close resumed>) = 0 [pid 382] close(4 [pid 380] close(4 [pid 377] close(4 [pid 297] unlink("./6/cgroup" [pid 384] close(4 [pid 382] <... close resumed>) = 0 [pid 380] <... close resumed>) = 0 [pid 377] <... close resumed>) = 0 [pid 382] close(5 [pid 380] close(5 [pid 377] close(5 [pid 384] <... close resumed>) = 0 [pid 382] <... close resumed>) = 0 [pid 380] <... close resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 382] close(6 [pid 380] close(6 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 384] close(5 [pid 382] close(7 [pid 380] close(7 [pid 297] getdents64(3, [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(8 [pid 380] close(8 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] close(3 [pid 382] close(9 [pid 380] close(9 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... close resumed>) = 0 [pid 382] close(10 [pid 380] close(10 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(11 [pid 380] close(11 [pid 297] rmdir("./6" [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(12 [pid 380] close(12 [pid 297] <... rmdir resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(13 [pid 380] close(13 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./7", 0777 [pid 382] close(14 [pid 380] close(14 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(15 [pid 380] close(15 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... mkdir resumed>) = 0 [pid 382] close(16 [pid 380] close(16 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 382] close(17 [pid 380] close(17 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(18 [pid 380] close(18 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(19 [pid 380] close(19 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(20 [pid 380] close(20 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(21 [pid 380] close(21 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 382] close(22 [pid 380] close(22./strace-static-x86_64: Process 386 attached [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] set_robust_list(0x55559251a6a0, 24 [pid 382] close(23 [pid 380] close(23 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 16 [pid 386] <... set_robust_list resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] chdir("./7" [pid 382] close(24 [pid 380] close(24 [pid 386] <... chdir resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 382] close(25 [pid 380] close(25 [pid 386] <... prctl resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] setpgid(0, 0 [pid 382] close(26 [pid 380] close(26 [pid 386] <... setpgid resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 382] close(27 [pid 380] close(27 [pid 386] <... symlink resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 382] close(28 [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] <... symlink resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] close(28 [pid 386] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 382] close(29 [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] <... symlink resumed>) = 0 [pid 382] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 380] close(29 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 382] exit_group(0 [pid 380] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] <... openat resumed>) = 3 [pid 382] <... exit_group resumed>) = ? [pid 383] <... futex resumed>) = ? [pid 380] exit_group(0 [pid 386] write(3, "1000", 4) = 4 [pid 386] close(3) = 0 [pid 383] +++ exited with 0 +++ [pid 382] +++ exited with 0 +++ [pid 381] <... futex resumed>) = ? [pid 380] <... exit_group resumed>) = ? [pid 386] symlink("/dev/binderfs", "./binderfs" [pid 381] +++ exited with 0 +++ [pid 386] <... symlink resumed>) = 0 executing program [pid 380] +++ exited with 0 +++ [pid 386] write(1, "executing program\n", 18 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 386] <... write resumed>) = 18 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 386] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 386] <... futex resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 386] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 296] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 386] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 386] <... mprotect resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 386] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 386] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 296] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./8/binderfs"./strace-static-x86_64: Process 387 attached ) = 0 [pid 387] set_robust_list(0x7f2342d219a0, 24 [pid 386] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 296] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 387] <... set_robust_list resumed>) = 0 [pid 386] rt_sigprocmask(SIG_SETMASK, [], [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 387] rt_sigprocmask(SIG_SETMASK, [], [pid 296] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 387] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./8/cgroup.net" [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 387] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 386] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 387] <... bpf resumed>) = 3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 387] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 387] <... futex resumed>) = 1 [pid 386] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 387] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 296] unlink("./8/cgroup.cpu" [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 387] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 386] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 387] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 387] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./8/cgroup", [pid 387] <... futex resumed>) = 1 [pid 386] <... futex resumed>) = 0 [pid 298] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 387] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... openat resumed>) = 3 [pid 296] unlink("./8/cgroup" [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] <... futex resumed>) = 0 [pid 298] newfstatat(3, "", [pid 296] <... unlink resumed>) = 0 [pid 387] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 386] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, [pid 387] <... bpf resumed>, 56) = 0 [pid 298] getdents64(3, [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 387] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] close(3 [pid 387] <... futex resumed>) = 1 [pid 386] <... futex resumed>) = 0 [pid 298] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... close resumed>) = 0 [pid 387] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] rmdir("./8" [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./8/binderfs", [pid 296] <... rmdir resumed>) = 0 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 386] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] mkdir("./9", 0777 [pid 387] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] unlink("./8/binderfs" [pid 296] <... mkdir resumed>) = 0 [pid 387] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 387] <... futex resumed>) = 1 [pid 386] <... futex resumed>) = 0 [pid 298] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 388 attached [pid 387] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 20 [pid 388] set_robust_list(0x55559251a6a0, 24 [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 388] <... set_robust_list resumed>) = 0 [pid 387] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 386] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 388] chdir("./9" [pid 387] <... bpf resumed>) = 4 [pid 298] unlink("./8/cgroup.net" [pid 388] <... chdir resumed>) = 0 [pid 387] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 388] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 387] <... futex resumed>) = 1 [pid 386] <... futex resumed>) = 0 [pid 298] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 388] <... prctl resumed>) = 0 [pid 387] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 388] setpgid(0, 0 [pid 387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 388] <... setpgid resumed>) = 0 [pid 387] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 386] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 388] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 298] unlink("./8/cgroup.cpu") = 0 [pid 298] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 388] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 388] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 298] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 388] <... symlink resumed>) = 0 [pid 298] unlink("./8/cgroup" [pid 388] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 298] <... unlink resumed>) = 0 [pid 298] getdents64(3, [pid 388] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] close(3) = 0 [pid 298] rmdir("./8" [pid 388] <... openat resumed>) = 3 [pid 298] <... rmdir resumed>) = 0 [pid 388] write(3, "1000", 4 [pid 298] mkdir("./9", 0777 [pid 388] <... write resumed>) = 4 [pid 298] <... mkdir resumed>) = 0 [pid 388] close(3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 388] <... close resumed>) = 0 [pid 388] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 389 attached ) = 0 [pid 389] set_robust_list(0x55559251a6a0, 24 [pid 388] write(1, "executing program\n", 18 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 20 executing program [pid 389] <... set_robust_list resumed>) = 0 [pid 388] <... write resumed>) = 18 [pid 389] chdir("./9") = 0 [pid 388] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 388] <... futex resumed>) = 0 [pid 389] setpgid(0, 0) = 0 [pid 388] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 389] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 388] <... rt_sigaction resumed>NULL, 8) = 0 [pid 389] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 384] <... close resumed>) = 0 [pid 377] <... close resumed>) = 0 [pid 389] <... symlink resumed>) = 0 [pid 388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 377] close(6 [pid 389] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 384] close(6 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... symlink resumed>) = 0 [pid 377] close(7 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... openat resumed>) = 3 [pid 388] <... mmap resumed>) = 0x7f2342d01000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(8 [pid 389] write(3, "1000", 4 [pid 388] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 384] close(7 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... write resumed>) = 4 [pid 388] <... mprotect resumed>) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(9 [pid 389] close(3 [pid 388] rt_sigprocmask(SIG_BLOCK, ~[], [pid 384] close(8 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = 0 [pid 388] <... rt_sigprocmask resumed>[], 8) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(10 [pid 389] symlink("/dev/binderfs", "./binderfs" [pid 388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 384] close(9 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 390 attached [pid 389] <... symlink resumed>) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(11 [pid 390] set_robust_list(0x7f2342d219a0, 24 executing program [pid 389] write(1, "executing program\n", 18 [pid 388] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 384] close(10 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 390] <... set_robust_list resumed>) = 0 [pid 389] <... write resumed>) = 18 [pid 388] rt_sigprocmask(SIG_SETMASK, [], [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(12 [pid 390] rt_sigprocmask(SIG_SETMASK, [], [pid 389] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 384] close(11 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 389] <... futex resumed>) = 0 [pid 388] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(13 [pid 390] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 389] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 388] <... futex resumed>) = 0 [pid 384] close(12 [pid 390] <... bpf resumed>) = 3 [pid 389] <... rt_sigaction resumed>NULL, 8) = 0 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 390] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 388] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(14 [pid 390] <... futex resumed>) = 0 [pid 389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 388] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 384] close(13 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 390] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 388] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(15 [pid 390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 389] <... mmap resumed>) = 0x7f2342d01000 [pid 388] <... futex resumed>) = 0 [pid 384] close(14 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 390] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 389] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 388] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(16 [pid 390] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 389] <... mprotect resumed>) = 0 [pid 384] close(15 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 390] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] rt_sigprocmask(SIG_BLOCK, ~[], [pid 384] close(16 [pid 377] close(17 [pid 390] <... futex resumed>) = 1 [pid 388] <... futex resumed>) = 0 [pid 390] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] <... rt_sigprocmask resumed>[], 8) = 0 [pid 388] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 388] <... futex resumed>) = 0 [pid 384] close(17 [pid 377] close(18./strace-static-x86_64: Process 391 attached [pid 390] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 388] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] set_robust_list(0x7f2342d219a0, 24 [pid 390] <... bpf resumed>, 56) = 0 [pid 389] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 384] close(18 [pid 377] close(19 [pid 391] <... set_robust_list resumed>) = 0 [pid 390] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] rt_sigprocmask(SIG_SETMASK, [], [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] rt_sigprocmask(SIG_SETMASK, [], [pid 390] <... futex resumed>) = 1 [pid 389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 388] <... futex resumed>) = 0 [pid 384] close(19 [pid 377] close(20 [pid 391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 390] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 388] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 389] <... futex resumed>) = 0 [pid 388] <... futex resumed>) = 0 [pid 384] close(20 [pid 377] close(21 [pid 391] <... bpf resumed>) = 3 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 389] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 388] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 390] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 384] close(21 [pid 377] close(22 [pid 391] <... futex resumed>) = 0 [pid 390] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 390] <... futex resumed>) = 1 [pid 389] <... futex resumed>) = 0 [pid 388] <... futex resumed>) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(23 [pid 391] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 390] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 388] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] close(22 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 388] <... futex resumed>) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(24 [pid 391] <... futex resumed>) = 1 [pid 390] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 389] <... futex resumed>) = 0 [pid 388] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] close(23 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 390] <... bpf resumed>) = 4 [pid 389] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(25 [pid 391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 390] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 384] close(24 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 390] <... futex resumed>) = 1 [pid 389] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 388] <... futex resumed>) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(26 [pid 391] <... bpf resumed>, 56) = 0 [pid 390] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 388] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] close(25 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 390] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 388] <... futex resumed>) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(27 [pid 391] <... futex resumed>) = 1 [pid 390] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 389] <... futex resumed>) = 0 [pid 388] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 384] close(26 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 389] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] close(28 [pid 389] <... futex resumed>) = 0 [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 389] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] close(27 [pid 377] close(29 [pid 391] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 377] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] <... futex resumed>) = 0 [pid 389] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 384] close(28 [pid 377] exit_group(0 [pid 391] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 389] <... futex resumed>) = 0 [pid 384] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 379] <... futex resumed>) = ? [pid 377] <... exit_group resumed>) = ? [pid 389] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] close(29) = -1 EBADF (Bad file descriptor) [pid 384] exit_group(0 [pid 391] <... bpf resumed>) = 4 [pid 384] <... exit_group resumed>) = ? [pid 385] <... futex resumed>) = ? [pid 391] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 379] +++ exited with 0 +++ [pid 377] +++ exited with 0 +++ [pid 391] <... futex resumed>) = 1 [pid 389] <... futex resumed>) = 0 [pid 385] +++ exited with 0 +++ [pid 384] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 391] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 389] <... futex resumed>) = 0 [pid 391] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 389] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./8/binderfs") = 0 [pid 295] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./8/cgroup.net") = 0 [pid 295] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./8/cgroup.cpu") = 0 [pid 295] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./8/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./8") = 0 [pid 295] mkdir("./9", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 20 ./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x55559251a6a0, 24) = 0 [pid 392] chdir("./9") = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 392] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 392] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 [pid 392] symlink("/dev/binderfs", "./binderfs") = 0 [pid 392] write(1, "executing program\n", 18executing program ) = 18 [pid 392] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] <... restart_syscall resumed>) = 0 [pid 392] <... rt_sigaction resumed>NULL, 8) = 0 [pid 392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 387] <... bpf resumed>) = 5 [pid 299] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 391] <... bpf resumed>) = 5 [pid 390] <... bpf resumed>) = 5 [pid 387] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 392] <... mmap resumed>) = 0x7f2342d01000 [pid 391] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 390] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 387] <... futex resumed>) = 1 [pid 386] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 392] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 391] <... futex resumed>) = 1 [pid 390] <... futex resumed>) = 1 [pid 389] <... futex resumed>) = 0 [pid 388] <... futex resumed>) = 0 [pid 387] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] close(3 [pid 299] <... openat resumed>) = 3 [pid 392] <... mprotect resumed>) = 0 [pid 391] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 390] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] close(3 [pid 388] close(3 [pid 386] <... close resumed>) = 0 [pid 299] newfstatat(3, "", [pid 392] rt_sigprocmask(SIG_BLOCK, ~[], [pid 389] <... close resumed>) = 0 [pid 388] <... close resumed>) = 0 [pid 386] close(4 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 392] <... rt_sigprocmask resumed>[], 8) = 0 [pid 389] close(4 [pid 388] close(4 [pid 386] <... close resumed>) = 0 [pid 299] getdents64(3, [pid 392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 389] <... close resumed>) = 0 [pid 388] <... close resumed>) = 0 [pid 386] close(5 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 ./strace-static-x86_64: Process 393 attached [pid 389] close(5 [pid 388] close(5 [pid 386] <... close resumed>) = 0 [pid 299] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 393] set_robust_list(0x7f2342d219a0, 24 [pid 392] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 386] close(6 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 393] <... set_robust_list resumed>) = 0 [pid 392] rt_sigprocmask(SIG_SETMASK, [], [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./8/binderfs", [pid 393] rt_sigprocmask(SIG_SETMASK, [], [pid 392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 386] close(7 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 393] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 392] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./8/binderfs" [pid 393] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 392] <... futex resumed>) = 0 [pid 386] close(8 [pid 299] <... unlink resumed>) = 0 [pid 393] <... bpf resumed>) = 3 [pid 392] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 393] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] close(9 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 393] <... futex resumed>) = 0 [pid 392] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 393] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 392] <... futex resumed>) = 0 [pid 386] close(10 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 393] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 392] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./8/cgroup.net" [pid 393] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] close(11 [pid 299] <... unlink resumed>) = 0 [pid 393] <... futex resumed>) = 0 [pid 392] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 393] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 392] <... futex resumed>) = 0 [pid 386] close(12 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 393] <... bpf resumed>, 56) = 0 [pid 392] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 393] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] close(13 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 393] <... futex resumed>) = 0 [pid 392] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./8/cgroup.cpu" [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 392] <... futex resumed>) = 0 [pid 386] close(14 [pid 299] <... unlink resumed>) = 0 [pid 393] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 392] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 393] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] close(15 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 393] <... futex resumed>) = 0 [pid 392] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./8/cgroup", [pid 393] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 392] <... futex resumed>) = 0 [pid 386] close(16 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 393] <... bpf resumed>) = 4 [pid 392] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./8/cgroup" [pid 393] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] close(17 [pid 299] <... unlink resumed>) = 0 [pid 393] <... futex resumed>) = 0 [pid 392] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] getdents64(3, [pid 393] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 392] <... futex resumed>) = 0 [pid 386] close(18 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 392] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] close(3 [pid 386] close(19 [pid 299] <... close resumed>) = 0 [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] close(20 [pid 299] rmdir("./8" [pid 386] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 386] close(21) = -1 EBADF (Bad file descriptor) [pid 299] <... rmdir resumed>) = 0 [pid 386] close(22) = -1 EBADF (Bad file descriptor) [pid 299] mkdir("./9", 0777 [pid 386] close(23) = -1 EBADF (Bad file descriptor) [pid 386] close(24) = -1 EBADF (Bad file descriptor) [pid 386] close(25) = -1 EBADF (Bad file descriptor) [pid 386] close(26) = -1 EBADF (Bad file descriptor) [pid 386] close(27) = -1 EBADF (Bad file descriptor) [pid 386] close(28) = -1 EBADF (Bad file descriptor) [pid 386] close(29) = -1 EBADF (Bad file descriptor) [pid 386] exit_group(0 [pid 299] <... mkdir resumed>) = 0 [pid 387] <... futex resumed>) = ? [pid 386] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 387] +++ exited with 0 +++ [pid 386] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 394 attached [pid 394] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 20 [pid 394] <... set_robust_list resumed>) = 0 [pid 394] chdir("./9") = 0 [pid 394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 394] setpgid(0, 0) = 0 [pid 394] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 394] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 394] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 394] write(3, "1000", 4) = 4 [pid 394] close(3) = 0 [pid 394] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 394] write(1, "executing program\n", 18) = 18 [pid 394] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 394] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 394] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 394] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 394] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 395 attached => {parent_tid=[21]}, 88) = 21 [pid 395] set_robust_list(0x7f2342d219a0, 24 [pid 394] rt_sigprocmask(SIG_SETMASK, [], [pid 395] <... set_robust_list resumed>) = 0 [pid 394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 395] rt_sigprocmask(SIG_SETMASK, [], [pid 394] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 394] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 395] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 395] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 394] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 394] <... futex resumed>) = 0 [pid 395] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 394] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 395] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 395] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 394] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 394] <... futex resumed>) = 0 [pid 395] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 394] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] <... bpf resumed>, 56) = 0 [pid 395] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 395] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 394] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 394] <... futex resumed>) = 0 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 394] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 395] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 395] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 394] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 394] <... futex resumed>) = 0 [pid 395] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 394] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 395] <... bpf resumed>) = 4 [pid 395] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 394] <... futex resumed>) = 0 [pid 395] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 394] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 394] <... futex resumed>) = 0 [pid 395] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 394] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 389] <... close resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 388] <... close resumed>) = 0 [pid 389] close(6 [pid 297] <... openat resumed>) = 3 [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(6 [pid 297] newfstatat(3, "", [pid 389] close(7 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(7 [pid 297] getdents64(3, [pid 389] close(8 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(8 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 389] close(9 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(9 [pid 389] close(10 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(10 [pid 389] close(11 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(11 [pid 389] close(12 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(12 [pid 297] newfstatat(AT_FDCWD, "./7/binderfs", [pid 389] close(13 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(13 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 389] close(14 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(14 [pid 297] unlink("./7/binderfs" [pid 389] close(15 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(15 [pid 297] <... unlink resumed>) = 0 [pid 389] close(16 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(16 [pid 389] close(17 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(17 [pid 389] close(18 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(18 [pid 297] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 389] close(19 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(19 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 389] close(20 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./7/cgroup.net" [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(20 [pid 389] close(21 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(21 [pid 297] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 389] close(22 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(22 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 389] close(23 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(23 [pid 297] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 389] close(24 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(24 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 389] close(25 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./7/cgroup.cpu" [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(25 [pid 389] close(26 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(26 [pid 297] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 389] close(27 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(27 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 389] close(28 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./7/cgroup", [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(28 [pid 389] close(29 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 389] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 388] close(29 [pid 297] unlink("./7/cgroup" [pid 389] exit_group(0 [pid 388] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 391] <... futex resumed>) = ? [pid 389] <... exit_group resumed>) = ? [pid 388] exit_group(0 [pid 297] <... unlink resumed>) = 0 [pid 391] +++ exited with 0 +++ [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 389] +++ exited with 0 +++ [pid 297] close(3 [pid 390] <... futex resumed>) = ? [pid 388] <... exit_group resumed>) = ? [pid 297] <... close resumed>) = 0 [pid 390] +++ exited with 0 +++ [pid 297] rmdir("./7" [pid 388] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... rmdir resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] mkdir("./8", 0777 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... mkdir resumed>) = 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 18 ./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x55559251a6a0, 24) = 0 [pid 396] chdir("./8") = 0 [pid 396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 396] setpgid(0, 0) = 0 [pid 396] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 396] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 396] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 396] write(3, "1000", 4) = 4 [pid 396] close(3) = 0 [pid 396] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 396] write(1, "executing program\n", 18) = 18 [pid 396] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 396] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 396] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 396] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 396] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] <... restart_syscall resumed>) = 0 [pid 396] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 396] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 397 attached [pid 296] getdents64(3, [pid 397] set_robust_list(0x7f2342d219a0, 24 [pid 396] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 397] <... set_robust_list resumed>) = 0 [pid 396] rt_sigprocmask(SIG_SETMASK, [], [pid 296] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 397] rt_sigprocmask(SIG_SETMASK, [], [pid 396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 397] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 396] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./9/binderfs", [pid 397] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 396] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 397] <... bpf resumed>) = 3 [pid 396] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./9/binderfs" [pid 397] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 397] <... futex resumed>) = 0 [pid 396] <... futex resumed>) = 0 [pid 397] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 396] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 397] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 397] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 397] <... futex resumed>) = 1 [pid 396] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 397] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 396] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./9/cgroup.net" [pid 397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 397] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 396] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 397] <... bpf resumed>, 56) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 397] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 397] <... futex resumed>) = 1 [pid 396] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 397] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 396] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./9/cgroup.cpu" [pid 397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] <... futex resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 396] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 397] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 397] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./9/cgroup", [pid 397] <... futex resumed>) = 1 [pid 396] <... futex resumed>) = 0 [pid 298] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 397] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 396] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./9/cgroup" [pid 397] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] <... futex resumed>) = 0 [pid 298] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... unlink resumed>) = 0 [pid 397] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 396] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] getdents64(3, [pid 298] <... openat resumed>) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 397] <... bpf resumed>) = 4 [pid 298] getdents64(3, [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 397] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] close(3 [pid 397] <... futex resumed>) = 1 [pid 396] <... futex resumed>) = 0 [pid 298] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 397] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 396] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... close resumed>) = 0 [pid 396] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./9/binderfs", [pid 296] rmdir("./9" [pid 396] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/binderfs" [pid 296] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 296] mkdir("./10", 0777 [pid 298] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/cgroup.net") = 0 [pid 296] <... mkdir resumed>) = 0 [pid 298] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/cgroup.cpu") = 0 [pid 298] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./9/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3./strace-static-x86_64: Process 398 attached ) = 0 [pid 398] set_robust_list(0x55559251a6a0, 24 [pid 298] rmdir("./9" [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 22 [pid 398] <... set_robust_list resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 398] chdir("./10" [pid 298] mkdir("./10", 0777 [pid 398] <... chdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 398] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 399 attached [pid 398] setpgid(0, 0 [pid 399] set_robust_list(0x55559251a6a0, 24 [pid 398] <... setpgid resumed>) = 0 [pid 397] <... bpf resumed>) = 5 [pid 395] <... bpf resumed>) = 5 [pid 393] <... bpf resumed>) = 5 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 22 [pid 399] <... set_robust_list resumed>) = 0 [pid 397] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 393] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] chdir("./10" [pid 398] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 397] <... futex resumed>) = 1 [pid 396] <... futex resumed>) = 0 [pid 395] <... futex resumed>) = 1 [pid 394] <... futex resumed>) = 0 [pid 393] <... futex resumed>) = 1 [pid 392] <... futex resumed>) = 0 [pid 399] <... chdir resumed>) = 0 [pid 398] <... symlink resumed>) = 0 [pid 397] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 396] close(3 [pid 395] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 394] close(3 [pid 393] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] close(3 [pid 399] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 398] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 396] <... close resumed>) = 0 [pid 394] <... close resumed>) = 0 [pid 399] <... prctl resumed>) = 0 [pid 396] close(4 [pid 399] setpgid(0, 0 [pid 396] <... close resumed>) = 0 [pid 392] <... close resumed>) = 0 [pid 399] <... setpgid resumed>) = 0 [pid 398] <... symlink resumed>) = 0 [pid 396] close(5 [pid 394] close(4 [pid 392] close(4 [pid 399] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 398] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 396] <... close resumed>) = 0 [pid 399] <... symlink resumed>) = 0 [pid 396] close(6 [pid 394] <... close resumed>) = 0 [pid 392] <... close resumed>) = 0 [pid 399] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 398] <... symlink resumed>) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(5 [pid 392] close(5 [pid 399] <... symlink resumed>) = 0 [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 396] close(7 [pid 399] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = 0 [pid 399] <... symlink resumed>) = 0 [pid 396] close(8 [pid 392] <... close resumed>) = 0 [pid 399] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] <... openat resumed>) = 3 [pid 398] <... openat resumed>) = 3 [pid 396] close(9 [pid 394] close(6 [pid 392] close(6 [pid 399] write(3, "1000", 4 [pid 398] write(3, "1000", 4 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] <... write resumed>) = 4 [pid 396] close(10 [pid 399] close(3 [pid 398] <... write resumed>) = 4 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(7 [pid 392] close(7 [pid 399] <... close resumed>) = 0 [pid 398] close(3 [pid 396] close(11 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] symlink("/dev/binderfs", "./binderfs" [pid 398] <... close resumed>) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] <... symlink resumed>) = 0 executing program [pid 398] symlink("/dev/binderfs", "./binderfs" [pid 396] close(12 [pid 394] close(8 [pid 392] close(8 [pid 399] write(1, "executing program\n", 18 [pid 398] <... symlink resumed>) = 0 executing program [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] <... write resumed>) = 18 [pid 398] write(1, "executing program\n", 18 [pid 396] close(13 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... write resumed>) = 18 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(9 [pid 392] close(9 [pid 399] <... futex resumed>) = 0 [pid 398] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] close(14 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 398] <... futex resumed>) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(10 [pid 399] <... rt_sigaction resumed>NULL, 8) = 0 [pid 398] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 396] close(15 [pid 392] close(10 [pid 399] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 398] <... rt_sigaction resumed>NULL, 8) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 396] close(16 [pid 394] close(11 [pid 392] close(11 [pid 399] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] <... mmap resumed>) = 0x7f2342d01000 [pid 398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 396] close(17 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 398] <... mmap resumed>) = 0x7f2342d01000 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(12 [pid 399] <... mprotect resumed>) = 0 [pid 398] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 396] close(18 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(12 [pid 399] rt_sigprocmask(SIG_BLOCK, ~[], [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] <... rt_sigprocmask resumed>[], 8) = 0 [pid 396] close(19 [pid 399] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 400 attached [pid 398] <... mprotect resumed>) = 0 [pid 396] close(20 [pid 394] close(13 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 400] set_robust_list(0x7f2342d219a0, 24 [pid 399] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 398] rt_sigprocmask(SIG_BLOCK, ~[], [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(13 [pid 400] <... set_robust_list resumed>) = 0 [pid 399] rt_sigprocmask(SIG_SETMASK, [], [pid 398] <... rt_sigprocmask resumed>[], 8) = 0 [pid 396] close(21 [pid 400] rt_sigprocmask(SIG_SETMASK, [], [pid 399] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(14 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 399] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] close(22./strace-static-x86_64: Process 401 attached [pid 400] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 399] <... futex resumed>) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(14 [pid 401] set_robust_list(0x7f2342d219a0, 24 [pid 400] <... bpf resumed>) = 3 [pid 399] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 396] close(23 [pid 394] close(15 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] <... set_robust_list resumed>) = 0 [pid 400] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] rt_sigprocmask(SIG_SETMASK, [], [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(15 [pid 401] rt_sigprocmask(SIG_SETMASK, [], [pid 400] <... futex resumed>) = 0 [pid 399] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 396] close(24 [pid 394] close(16 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 400] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 399] <... futex resumed>) = 0 [pid 398] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(16 [pid 401] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 400] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 399] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] <... futex resumed>) = 0 [pid 396] close(25 [pid 401] <... bpf resumed>) = 3 [pid 400] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(17 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 400] <... futex resumed>) = 0 [pid 399] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] close(26 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(17 [pid 401] <... futex resumed>) = 0 [pid 400] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 399] <... futex resumed>) = 0 [pid 398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(18 [pid 401] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 400] <... bpf resumed>, 56) = 0 [pid 399] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] close(27 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 400] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] <... futex resumed>) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] close(19 [pid 392] close(18 [pid 401] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 400] <... futex resumed>) = 0 [pid 399] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] close(28 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 399] <... futex resumed>) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 400] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 399] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 396] close(29 [pid 394] close(20 [pid 392] close(19 [pid 401] <... futex resumed>) = 1 [pid 400] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] <... futex resumed>) = 0 [pid 396] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 400] <... futex resumed>) = 0 [pid 399] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 396] exit_group(0 [pid 394] close(21 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 400] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 399] <... futex resumed>) = 0 [pid 398] <... futex resumed>) = 0 [pid 397] <... futex resumed>) = ? [pid 396] <... exit_group resumed>) = ? [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(20 [pid 401] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 400] <... bpf resumed>) = 4 [pid 399] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 398] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 397] +++ exited with 0 +++ [pid 394] close(22 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] <... bpf resumed>, 56) = 0 [pid 400] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 396] +++ exited with 0 +++ [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(21 [pid 401] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 400] <... futex resumed>) = 0 [pid 399] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 394] close(23 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 401] <... futex resumed>) = 1 [pid 400] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 399] <... futex resumed>) = 0 [pid 398] <... futex resumed>) = 0 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(22 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 401] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 399] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 398] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 394] close(24 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] <... futex resumed>) = 0 [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 392] close(23 [pid 401] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 394] close(25 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(24 [pid 401] <... futex resumed>) = 1 [pid 398] <... futex resumed>) = 0 [pid 394] close(26 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(25 [pid 401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] <... futex resumed>) = 0 [pid 394] close(27 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 398] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] close(26 [pid 394] close(28) = -1 EBADF (Bad file descriptor) [pid 394] close(29 [pid 401] <... bpf resumed>) = 4 [pid 394] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] close(27 [pid 401] <... futex resumed>) = 1 [pid 398] <... futex resumed>) = 0 [pid 394] exit_group(0 [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = ? [pid 394] <... exit_group resumed>) = ? [pid 392] close(28 [pid 401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] <... futex resumed>) = 0 [pid 395] +++ exited with 0 +++ [pid 392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 401] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 398] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 392] close(29) = -1 EBADF (Bad file descriptor) [pid 392] exit_group(0) = ? [pid 394] +++ exited with 0 +++ [pid 393] <... futex resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 393] +++ exited with 0 +++ [pid 392] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 400] <... bpf resumed>) = 5 [pid 297] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 401] <... bpf resumed>) = 5 [pid 400] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 401] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 400] <... futex resumed>) = 1 [pid 399] <... futex resumed>) = 0 [pid 401] <... futex resumed>) = 1 [pid 400] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 399] close(3 [pid 401] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 399] <... close resumed>) = 0 [pid 398] <... futex resumed>) = 0 [pid 297] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 399] close(4 [pid 398] close(3 [pid 399] <... close resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 399] close(5 [pid 398] <... close resumed>) = 0 [pid 297] newfstatat(3, "", [pid 398] close(4) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 398] close(5 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./8/binderfs") = 0 [pid 297] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./8/cgroup.net") = 0 [pid 297] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./8/cgroup.cpu") = 0 [pid 297] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./8/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./8") = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 297] mkdir("./9", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 402 attached [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 20 [pid 295] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 402] set_robust_list(0x55559251a6a0, 24) = 0 [pid 402] chdir("./9") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 295] <... openat resumed>) = 3 [pid 402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] newfstatat(3, "", [pid 402] <... prctl resumed>) = 0 [pid 402] setpgid(0, 0) = 0 [pid 402] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 402] <... symlink resumed>) = 0 [pid 299] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 402] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 295] getdents64(3, [pid 402] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 402] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 402] <... symlink resumed>) = 0 [pid 299] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 402] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 402] write(3, "1000", 4 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(3, "", [pid 402] <... write resumed>) = 4 [pid 295] newfstatat(AT_FDCWD, "./9/binderfs", [pid 402] close(3 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 402] <... close resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 402] symlink("/dev/binderfs", "./binderfs"executing program [pid 299] getdents64(3, [pid 295] unlink("./9/binderfs" [pid 402] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 402] write(1, "executing program\n", 18 [pid 295] <... unlink resumed>) = 0 [pid 402] <... write resumed>) = 18 [pid 299] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 402] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 402] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 402] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] newfstatat(AT_FDCWD, "./9/binderfs", [pid 295] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 402] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] unlink("./9/binderfs" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 402] <... mmap resumed>) = 0x7f2342d01000 [pid 402] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 299] <... unlink resumed>) = 0 [pid 295] unlink("./9/cgroup.net" [pid 402] <... mprotect resumed>) = 0 [pid 402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 295] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 403 attached [pid 299] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 402] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 402] rt_sigprocmask(SIG_SETMASK, [], [pid 403] set_robust_list(0x7f2342d219a0, 24 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 403] <... set_robust_list resumed>) = 0 [pid 402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] unlink("./9/cgroup.net" [pid 295] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 403] rt_sigprocmask(SIG_SETMASK, [], [pid 402] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 402] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 402] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 295] unlink("./9/cgroup.cpu" [pid 299] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 403] <... bpf resumed>) = 3 [pid 295] <... unlink resumed>) = 0 [pid 403] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 403] <... futex resumed>) = 1 [pid 402] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 403] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./9/cgroup", [pid 403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 402] <... futex resumed>) = 0 [pid 299] unlink("./9/cgroup.cpu" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 403] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 402] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 295] unlink("./9/cgroup" [pid 403] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 402] <... futex resumed>) = 0 [pid 403] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] getdents64(3, [pid 403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 402] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./9/cgroup", [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 403] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 402] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] close(3 [pid 403] <... bpf resumed>, 56) = 0 [pid 299] unlink("./9/cgroup" [pid 403] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 402] <... futex resumed>) = 0 [pid 299] getdents64(3, [pid 295] rmdir("./9" [pid 403] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 402] <... futex resumed>) = 0 [pid 299] close(3 [pid 295] <... rmdir resumed>) = 0 [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 402] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... close resumed>) = 0 [pid 403] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] rmdir("./9" [pid 295] mkdir("./10", 0777 [pid 403] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rmdir resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 402] <... futex resumed>) = 0 [pid 299] mkdir("./10", 0777 [pid 295] <... mkdir resumed>) = 0 [pid 403] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... mkdir resumed>) = 0 [pid 402] <... futex resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 402] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 403] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 404 attached ) = 4 [pid 403] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 403] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 405 attached [pid 402] <... futex resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 22 [pid 404] set_robust_list(0x55559251a6a0, 24 [pid 405] set_robust_list(0x55559251a6a0, 24 [pid 402] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 22 [pid 405] <... set_robust_list resumed>) = 0 [pid 404] <... set_robust_list resumed>) = 0 [pid 403] <... futex resumed>) = 0 [pid 402] <... futex resumed>) = 1 [pid 405] chdir("./10" [pid 403] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 405] <... chdir resumed>) = 0 [pid 404] chdir("./10" [pid 402] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 405] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] <... chdir resumed>) = 0 [pid 405] setpgid(0, 0) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 405] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 404] <... prctl resumed>) = 0 [pid 405] <... symlink resumed>) = 0 [pid 405] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 404] setpgid(0, 0 [pid 405] <... symlink resumed>) = 0 [pid 404] <... setpgid resumed>) = 0 [pid 405] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 404] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] <... symlink resumed>) = 0 [pid 405] write(3, "1000", 4) = 4 [pid 404] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 405] close(3) = 0 [pid 405] symlink("/dev/binderfs", "./binderfs" [pid 404] <... symlink resumed>) = 0 executing program [pid 405] <... symlink resumed>) = 0 [pid 405] write(1, "executing program\n", 18 [pid 404] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 405] <... write resumed>) = 18 [pid 405] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 405] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 404] <... symlink resumed>) = 0 [pid 405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 405] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 404] <... openat resumed>) = 3 [pid 405] <... mprotect resumed>) = 0 [pid 405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 404] write(3, "1000", 4 [pid 405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 404] <... write resumed>) = 4 ./strace-static-x86_64: Process 406 attached [pid 404] close(3 [pid 406] set_robust_list(0x7f2342d219a0, 24 [pid 405] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 406] <... set_robust_list resumed>) = 0 [pid 405] rt_sigprocmask(SIG_SETMASK, [], [pid 406] rt_sigprocmask(SIG_SETMASK, [], [pid 405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 404] <... close resumed>) = 0 [pid 406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 405] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] symlink("/dev/binderfs", "./binderfs" [pid 406] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 405] <... futex resumed>) = 0 [pid 406] <... bpf resumed>) = 3 [pid 405] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] <... symlink resumed>) = 0 executing program [pid 406] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] write(1, "executing program\n", 18 [pid 406] <... futex resumed>) = 0 [pid 405] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 405] <... futex resumed>) = 0 [pid 404] <... write resumed>) = 18 [pid 406] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 405] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] <... futex resumed>) = 0 [pid 405] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] <... futex resumed>) = 0 [pid 406] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 405] <... futex resumed>) = 0 [pid 404] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 406] <... bpf resumed>, 56) = 0 [pid 405] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] <... rt_sigaction resumed>NULL, 8) = 0 [pid 406] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 405] <... futex resumed>) = 0 [pid 404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 406] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 405] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 406] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 406] <... futex resumed>) = 0 [pid 405] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] <... mmap resumed>) = 0x7f2342d01000 [pid 406] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 405] <... futex resumed>) = 0 [pid 404] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 399] <... close resumed>) = 0 [pid 398] <... close resumed>) = 0 [pid 406] <... bpf resumed>) = 4 [pid 405] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] <... mprotect resumed>) = 0 [pid 399] close(6 [pid 398] close(6 [pid 406] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 406] <... futex resumed>) = 0 [pid 405] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(7 [pid 406] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 405] <... futex resumed>) = 0 [pid 404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 405] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 399] close(8 [pid 398] close(7 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] close(9) = -1 EBADF (Bad file descriptor) [pid 399] close(10) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 407 attached [pid 399] close(11 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] set_robust_list(0x7f2342d219a0, 24 [pid 404] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(8 [pid 407] <... set_robust_list resumed>) = 0 [pid 404] rt_sigprocmask(SIG_SETMASK, [], [pid 399] close(12 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] rt_sigprocmask(SIG_SETMASK, [], [pid 404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 399] close(13 [pid 398] close(9 [pid 407] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 404] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... bpf resumed>) = 3 [pid 404] <... futex resumed>) = 0 [pid 399] close(14 [pid 398] close(10 [pid 407] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = 0 [pid 399] close(15 [pid 407] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(11 [pid 404] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(16 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = 0 [pid 404] <... futex resumed>) = 1 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(12 [pid 407] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 404] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] close(17 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(13 [pid 407] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(18 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = 1 [pid 404] <... futex resumed>) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(14 [pid 407] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 404] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(19 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] <... futex resumed>) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 404] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] close(20 [pid 398] close(15 [pid 407] <... bpf resumed>, 56) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(21) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = 1 [pid 398] close(16 [pid 404] <... futex resumed>) = 0 [pid 407] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 404] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(22 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] <... futex resumed>) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(17 [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 404] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] close(23 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(18 [pid 407] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(24 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = 1 [pid 404] <... futex resumed>) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(19 [pid 407] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 404] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] close(25 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 404] <... futex resumed>) = 0 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(20 [pid 399] close(26 [pid 404] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 407] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 399] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 399] close(27) = -1 EBADF (Bad file descriptor) [pid 399] close(28) = -1 EBADF (Bad file descriptor) [pid 399] close(29) = -1 EBADF (Bad file descriptor) [pid 399] exit_group(0 [pid 400] <... futex resumed>) = ? [pid 399] <... exit_group resumed>) = ? [pid 407] <... bpf resumed>) = 4 [pid 400] +++ exited with 0 +++ [pid 398] close(21 [pid 407] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 399] +++ exited with 0 +++ [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] <... futex resumed>) = 1 [pid 404] <... futex resumed>) = 0 [pid 398] close(22 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 407] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 404] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 404] <... futex resumed>) = 0 [pid 398] close(23 [pid 404] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 398] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 398] close(24) = -1 EBADF (Bad file descriptor) [pid 398] close(25) = -1 EBADF (Bad file descriptor) [pid 398] close(26) = -1 EBADF (Bad file descriptor) [pid 398] close(27) = -1 EBADF (Bad file descriptor) [pid 398] close(28) = -1 EBADF (Bad file descriptor) [pid 398] close(29) = -1 EBADF (Bad file descriptor) [pid 398] exit_group(0 [pid 401] <... futex resumed>) = ? [pid 398] <... exit_group resumed>) = ? [pid 401] +++ exited with 0 +++ [pid 398] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... restart_syscall resumed>) = 0 [pid 298] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./10/binderfs") = 0 [pid 296] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./10/cgroup.net" [pid 296] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 296] newfstatat(3, "", [pid 298] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] getdents64(3, [pid 298] unlink("./10/cgroup.cpu") = 0 [pid 298] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./10/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] close(3) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./10" [pid 296] newfstatat(AT_FDCWD, "./10/binderfs", [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./11", 0777 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 296] unlink("./10/binderfs" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 408 attached [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 24 [pid 408] set_robust_list(0x55559251a6a0, 24 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 408] <... set_robust_list resumed>) = 0 [pid 408] chdir("./11" [pid 296] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 408] <... chdir resumed>) = 0 [pid 408] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 408] <... prctl resumed>) = 0 [pid 408] setpgid(0, 0) = 0 [pid 296] unlink("./10/cgroup.net" [pid 408] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 296] <... unlink resumed>) = 0 [pid 408] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 296] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 408] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 296] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 408] write(3, "1000", 4) = 4 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 408] close(3) = 0 [pid 296] unlink("./10/cgroup.cpu" [pid 408] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 296] <... unlink resumed>) = 0 [pid 408] write(1, "executing program\n", 18) = 18 [pid 296] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 408] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 408] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 296] newfstatat(AT_FDCWD, "./10/cgroup", [pid 408] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 408] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 296] unlink("./10/cgroup" [pid 408] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 408] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} => {parent_tid=[25]}, 88) = 25 [pid 408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 408] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 409 attached [pid 407] <... bpf resumed>) = 5 [pid 406] <... bpf resumed>) = 5 [pid 403] <... bpf resumed>) = 5 [pid 296] <... unlink resumed>) = 0 [pid 409] set_robust_list(0x7f2342d219a0, 24 [pid 407] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 403] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] getdents64(3, [pid 409] <... set_robust_list resumed>) = 0 [pid 407] <... futex resumed>) = 1 [pid 406] <... futex resumed>) = 1 [pid 405] <... futex resumed>) = 0 [pid 404] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 402] <... futex resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 409] rt_sigprocmask(SIG_SETMASK, [], [pid 407] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 405] close(3 [pid 404] close(3 [pid 403] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] close(3 [pid 296] close(3 [pid 409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 405] <... close resumed>) = 0 [pid 405] close(4 [pid 404] <... close resumed>) = 0 [pid 402] <... close resumed>) = 0 [pid 409] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 405] <... close resumed>) = 0 [pid 404] close(4 [pid 402] close(4 [pid 296] <... close resumed>) = 0 [pid 405] close(5 [pid 409] <... bpf resumed>) = 3 [pid 405] <... close resumed>) = 0 [pid 405] close(6 [pid 404] <... close resumed>) = 0 [pid 409] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... close resumed>) = 0 [pid 296] rmdir("./10" [pid 409] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = 0 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(5 [pid 402] close(5 [pid 409] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] close(7 [pid 296] <... rmdir resumed>) = 0 [pid 408] <... futex resumed>) = 0 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... close resumed>) = 0 [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] close(8 [pid 404] close(6 [pid 402] <... close resumed>) = 0 [pid 296] mkdir("./11", 0777 [pid 409] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] close(6 [pid 405] close(9) = -1 EBADF (Bad file descriptor) [pid 405] close(10) = -1 EBADF (Bad file descriptor) [pid 405] close(11) = -1 EBADF (Bad file descriptor) [pid 405] close(12 [pid 404] close(7 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... mkdir resumed>) = 0 [pid 409] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] close(7 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 409] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] close(13 [pid 404] close(8 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 405] close(14) = -1 EBADF (Bad file descriptor) [pid 405] close(15) = -1 EBADF (Bad file descriptor) [pid 405] close(16) = -1 EBADF (Bad file descriptor) [pid 405] close(17) = -1 EBADF (Bad file descriptor) [pid 405] close(18) = -1 EBADF (Bad file descriptor) [pid 405] close(19) = -1 EBADF (Bad file descriptor) [pid 405] close(20) = -1 EBADF (Bad file descriptor) [pid 405] close(21./strace-static-x86_64: Process 410 attached [pid 409] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = 0 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] close(8 [pid 410] set_robust_list(0x55559251a6a0, 24 [pid 409] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] close(22 [pid 404] close(9 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 24 [pid 410] <... set_robust_list resumed>) = 0 [pid 408] <... futex resumed>) = 0 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] chdir("./11" [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] close(23 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] close(9 [pid 410] <... chdir resumed>) = 0 [pid 409] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(10 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 409] <... bpf resumed>, 56) = 0 [pid 405] close(24 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] <... prctl resumed>) = 0 [pid 409] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(11 [pid 402] close(10 [pid 410] setpgid(0, 0 [pid 409] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = 0 [pid 405] close(25 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] <... setpgid resumed>) = 0 [pid 409] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 408] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(12 [pid 402] close(11 [pid 410] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 409] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 408] <... futex resumed>) = 0 [pid 405] close(26 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] <... symlink resumed>) = 0 [pid 409] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 409] <... futex resumed>) = 0 [pid 408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 405] close(27 [pid 404] close(13 [pid 402] close(12 [pid 410] <... symlink resumed>) = 0 [pid 409] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... futex resumed>) = 0 [pid 405] close(28 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] <... symlink resumed>) = 0 [pid 409] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 408] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 405] close(29 [pid 404] close(14 [pid 402] close(13 [pid 410] <... openat resumed>) = 3 [pid 405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] write(3, "1000", 4 [pid 405] exit_group(0 [pid 410] <... write resumed>) = 4 [pid 409] <... bpf resumed>) = 4 [pid 406] <... futex resumed>) = ? [pid 405] <... exit_group resumed>) = ? [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] close(3 [pid 409] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 406] +++ exited with 0 +++ [pid 404] close(15 [pid 402] close(14 [pid 410] <... close resumed>) = 0 [pid 409] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = 0 [pid 405] +++ exited with 0 +++ [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] symlink("/dev/binderfs", "./binderfs" [pid 409] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 408] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] close(16 [pid 402] close(15 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 410] <... symlink resumed>) = 0 [pid 408] <... futex resumed>) = 0 executing program [pid 410] write(1, "executing program\n", 18 [pid 408] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] <... write resumed>) = 18 [pid 404] close(17 [pid 402] close(16 [pid 410] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 410] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 404] close(18 [pid 402] close(17 [pid 410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 404] close(19 [pid 402] close(18 [pid 410] <... mmap resumed>) = 0x7f2342d01000 [pid 410] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] <... mprotect resumed>) = 0 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 404] close(20 [pid 410] rt_sigprocmask(SIG_BLOCK, ~[], [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] close(19 [pid 410] <... rt_sigprocmask resumed>[], 8) = 0 [pid 404] close(21 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] close(20./strace-static-x86_64: Process 411 attached [pid 410] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 404] close(22 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] set_robust_list(0x7f2342d219a0, 24 [pid 410] rt_sigprocmask(SIG_SETMASK, [], [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] <... set_robust_list resumed>) = 0 [pid 410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 402] close(21 [pid 411] rt_sigprocmask(SIG_SETMASK, [], [pid 410] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] close(23 [pid 411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 410] <... futex resumed>) = 0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 410] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] close(24 [pid 402] close(22 [pid 411] <... bpf resumed>) = 3 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] close(25 [pid 402] close(23 [pid 411] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] close(26 [pid 402] close(24 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 410] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] close(27 [pid 402] close(25 [pid 411] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] close(28 [pid 402] close(26 [pid 411] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] close(29 [pid 402] close(27 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 411] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 410] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 404] exit_group(0 [pid 402] close(28 [pid 411] <... bpf resumed>, 56) = 0 [pid 407] <... futex resumed>) = ? [pid 404] <... exit_group resumed>) = ? [pid 411] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 407] +++ exited with 0 +++ [pid 411] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 411] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 410] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 404] +++ exited with 0 +++ [pid 402] close(29 [pid 411] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 411] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 411] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 402] exit_group(0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = ? [pid 402] <... exit_group resumed>) = ? [pid 411] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 410] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 403] +++ exited with 0 +++ [pid 411] <... bpf resumed>) = 4 [pid 402] +++ exited with 0 +++ [pid 411] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 411] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 411] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... futex resumed>) = 0 [pid 411] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 410] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... openat resumed>) = 3 [pid 299] <... openat resumed>) = 3 [pid 297] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] newfstatat(3, "", [pid 299] newfstatat(3, "", [pid 297] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(3, "", [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] getdents64(3, [pid 295] getdents64(3, [pid 299] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] newfstatat(AT_FDCWD, "./10/binderfs", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./9/binderfs" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./10/binderfs" [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./10/binderfs", [pid 299] <... unlink resumed>) = 0 [pid 297] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 295] unlink("./10/binderfs" [pid 299] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./9/cgroup.net" [pid 295] <... unlink resumed>) = 0 [pid 299] unlink("./10/cgroup.net" [pid 297] <... unlink resumed>) = 0 [pid 295] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 297] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 295] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 299] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./9/cgroup.cpu" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./10/cgroup.cpu" [pid 297] <... unlink resumed>) = 0 [pid 295] unlink("./10/cgroup.net" [pid 299] <... unlink resumed>) = 0 [pid 297] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] newfstatat(AT_FDCWD, "./9/cgroup", [pid 295] <... unlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./10/cgroup", [pid 297] unlink("./9/cgroup" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./10/cgroup" [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 299] <... unlink resumed>) = 0 [pid 297] close(3 [pid 299] getdents64(3, [pid 297] <... close resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] rmdir("./9" [pid 299] close(3 [pid 297] <... rmdir resumed>) = 0 [pid 295] unlink("./10/cgroup.cpu" [pid 299] <... close resumed>) = 0 [pid 297] mkdir("./10", 0777 [pid 299] rmdir("./10" [pid 297] <... mkdir resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] mkdir("./11", 0777 [pid 295] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 412 attached [pid 299] <... mkdir resumed>) = 0 [pid 412] set_robust_list(0x55559251a6a0, 24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 22 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 412] <... set_robust_list resumed>) = 0 [pid 412] chdir("./10") = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 412] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 413 attached [pid 412] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 295] newfstatat(AT_FDCWD, "./10/cgroup", [pid 413] set_robust_list(0x55559251a6a0, 24 [pid 412] <... symlink resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 24 [pid 413] <... set_robust_list resumed>) = 0 [pid 412] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 413] chdir("./11" [pid 412] <... symlink resumed>) = 0 [pid 295] unlink("./10/cgroup" [pid 413] <... chdir resumed>) = 0 [pid 412] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 413] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 412] <... symlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 413] <... prctl resumed>) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] getdents64(3, [pid 413] setpgid(0, 0 [pid 412] <... openat resumed>) = 3 [pid 413] <... setpgid resumed>) = 0 [pid 412] write(3, "1000", 4 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 413] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 412] <... write resumed>) = 4 [pid 295] close(3 [pid 413] <... symlink resumed>) = 0 [pid 412] close(3 [pid 413] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 412] <... close resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 413] <... symlink resumed>) = 0 [pid 412] symlink("/dev/binderfs", "./binderfs" [pid 295] rmdir("./10" [pid 413] symlink("/syzcgroup/net/syz4", "./cgroup.net"executing program [pid 412] <... symlink resumed>) = 0 [pid 413] <... symlink resumed>) = 0 [pid 412] write(1, "executing program\n", 18 [pid 295] <... rmdir resumed>) = 0 [pid 413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 412] <... write resumed>) = 18 [pid 413] <... openat resumed>) = 3 [pid 412] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] mkdir("./11", 0777 [pid 413] write(3, "1000", 4 [pid 412] <... futex resumed>) = 0 [pid 413] <... write resumed>) = 4 [pid 412] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 413] close(3 [pid 412] <... rt_sigaction resumed>NULL, 8) = 0 [pid 413] <... close resumed>) = 0 [pid 412] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 295] <... mkdir resumed>) = 0 executing program [pid 413] symlink("/dev/binderfs", "./binderfs" [pid 412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 413] <... symlink resumed>) = 0 [pid 412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 413] write(1, "executing program\n", 18 [pid 412] <... mmap resumed>) = 0x7f2342d01000 [pid 413] <... write resumed>) = 18 [pid 412] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 413] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 414 attached [pid 413] <... futex resumed>) = 0 [pid 414] set_robust_list(0x55559251a6a0, 24 [pid 413] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 412] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 24 [pid 414] <... set_robust_list resumed>) = 0 [pid 413] <... rt_sigaction resumed>NULL, 8) = 0 [pid 412] <... rt_sigprocmask resumed>[], 8) = 0 [pid 414] chdir("./11" [pid 413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 415 attached [pid 414] <... chdir resumed>) = 0 [pid 413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 415] set_robust_list(0x7f2342d219a0, 24 [pid 414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 412] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 411] <... bpf resumed>) = 5 [pid 409] <... bpf resumed>) = 5 [pid 415] <... set_robust_list resumed>) = 0 [pid 414] <... prctl resumed>) = 0 [pid 413] <... mmap resumed>) = 0x7f2342d01000 [pid 412] rt_sigprocmask(SIG_SETMASK, [], [pid 411] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 409] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] rt_sigprocmask(SIG_SETMASK, [], [pid 414] setpgid(0, 0 [pid 413] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 412] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 411] <... futex resumed>) = 1 [pid 410] <... futex resumed>) = 0 [pid 415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 414] <... setpgid resumed>) = 0 [pid 413] <... mprotect resumed>) = 0 [pid 412] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 411] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] close(3 [pid 409] <... futex resumed>) = 1 [pid 408] <... futex resumed>) = 0 [pid 415] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 414] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 413] rt_sigprocmask(SIG_BLOCK, ~[], [pid 412] <... futex resumed>) = 0 [pid 410] <... close resumed>) = 0 [pid 409] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 408] close(3 [pid 415] <... bpf resumed>) = 3 [pid 414] <... symlink resumed>) = 0 [pid 413] <... rt_sigprocmask resumed>[], 8) = 0 [pid 412] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] close(4 [pid 415] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 412] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 408] <... close resumed>) = 0 ./strace-static-x86_64: Process 416 attached [pid 415] <... futex resumed>) = 0 [pid 414] <... symlink resumed>) = 0 [pid 412] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... close resumed>) = 0 [pid 408] close(4 [pid 416] set_robust_list(0x7f2342d219a0, 24 [pid 415] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 414] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 413] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 412] <... futex resumed>) = 0 [pid 410] close(5 [pid 416] <... set_robust_list resumed>) = 0 [pid 415] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 414] <... symlink resumed>) = 0 [pid 413] rt_sigprocmask(SIG_SETMASK, [], [pid 412] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... close resumed>) = 0 [pid 416] rt_sigprocmask(SIG_SETMASK, [], [pid 415] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 410] <... close resumed>) = 0 [pid 408] close(5 [pid 416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 415] <... futex resumed>) = 1 [pid 414] <... openat resumed>) = 3 [pid 413] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = 0 [pid 410] close(6 [pid 416] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 414] write(3, "1000", 4 [pid 413] <... futex resumed>) = 0 [pid 412] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 408] <... close resumed>) = 0 [pid 416] <... bpf resumed>) = 3 [pid 415] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 414] <... write resumed>) = 4 [pid 413] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] close(6 [pid 416] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] close(3 [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] <... futex resumed>) = 0 [pid 415] <... bpf resumed>, 56) = 0 [pid 414] <... close resumed>) = 0 executing program [pid 413] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] close(7 [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 415] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] symlink("/dev/binderfs", "./binderfs" [pid 413] <... futex resumed>) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 415] <... futex resumed>) = 1 [pid 414] <... symlink resumed>) = 0 [pid 413] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] <... futex resumed>) = 0 [pid 410] close(8 [pid 408] close(7 [pid 416] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 414] write(1, "executing program\n", 18 [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] <... futex resumed>) = 0 [pid 415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 414] <... write resumed>) = 18 [pid 413] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = 0 [pid 410] close(9 [pid 408] close(8 [pid 416] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 414] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] <... futex resumed>) = 0 [pid 412] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] <... bpf resumed>, 56) = 0 [pid 415] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 414] <... futex resumed>) = 0 [pid 413] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] close(10 [pid 408] close(9 [pid 416] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 416] <... futex resumed>) = 0 [pid 415] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... rt_sigaction resumed>NULL, 8) = 0 [pid 413] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 415] <... futex resumed>) = 1 [pid 414] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 413] <... futex resumed>) = 0 [pid 412] <... futex resumed>) = 0 [pid 416] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 415] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 413] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 412] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] close(11 [pid 408] close(10 [pid 416] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 412] <... futex resumed>) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] <... futex resumed>) = 0 [pid 415] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 414] <... mmap resumed>) = 0x7f2342d01000 [pid 413] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] close(12 [pid 408] close(11 [pid 416] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 414] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 413] <... futex resumed>) = 0 [pid 416] <... bpf resumed>) = 4 [pid 415] <... bpf resumed>) = 4 [pid 414] <... mprotect resumed>) = 0 [pid 413] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] rt_sigprocmask(SIG_BLOCK, ~[], [pid 413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] close(13 [pid 408] close(12 [pid 416] <... futex resumed>) = 0 [pid 415] <... futex resumed>) = 1 [pid 414] <... rt_sigprocmask resumed>[], 8) = 0 [pid 413] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 412] <... futex resumed>) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 416] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 415] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 413] <... futex resumed>) = 0 [pid 412] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] close(14./strace-static-x86_64: Process 417 attached [pid 415] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 413] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 412] <... futex resumed>) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] close(13 [pid 417] set_robust_list(0x7f2342d219a0, 24 [pid 415] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 414] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 412] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 417] <... set_robust_list resumed>) = 0 [pid 414] rt_sigprocmask(SIG_SETMASK, [], [pid 410] close(15 [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] rt_sigprocmask(SIG_SETMASK, [], [pid 414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 414] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 417] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 414] <... futex resumed>) = 0 [pid 410] close(16 [pid 408] close(14 [pid 417] <... bpf resumed>) = 3 [pid 414] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] close(17 [pid 408] close(15 [pid 417] <... futex resumed>) = 0 [pid 414] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 414] <... futex resumed>) = 0 [pid 410] close(18 [pid 408] close(16 [pid 417] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 414] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] close(19 [pid 408] close(17 [pid 417] <... futex resumed>) = 0 [pid 414] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 414] <... futex resumed>) = 0 [pid 410] close(20 [pid 417] <... bpf resumed>, 56) = 0 [pid 414] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] close(18 [pid 417] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] close(21 [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] <... futex resumed>) = 0 [pid 414] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] close(19 [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 414] <... futex resumed>) = 0 [pid 410] close(22 [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 414] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 417] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] close(20 [pid 417] <... futex resumed>) = 0 [pid 414] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] close(23 [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 414] <... futex resumed>) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] close(21 [pid 417] <... bpf resumed>) = 4 [pid 414] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 410] close(24 [pid 417] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 417] <... futex resumed>) = 0 [pid 414] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] close(25 [pid 408] close(22 [pid 417] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 414] <... futex resumed>) = 0 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 414] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 410] close(26 [pid 408] close(23 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] close(27 [pid 408] close(24 [pid 410] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] close(28) = -1 EBADF (Bad file descriptor) [pid 408] close(25 [pid 410] close(29) = -1 EBADF (Bad file descriptor) [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] exit_group(0 [pid 408] close(26 [pid 411] <... futex resumed>) = ? [pid 410] <... exit_group resumed>) = ? [pid 411] +++ exited with 0 +++ [pid 408] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 410] +++ exited with 0 +++ [pid 408] close(27) = -1 EBADF (Bad file descriptor) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 408] close(28) = -1 EBADF (Bad file descriptor) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 408] close(29) = -1 EBADF (Bad file descriptor) [pid 408] exit_group(0 [pid 409] <... futex resumed>) = ? [pid 408] <... exit_group resumed>) = ? [pid 409] +++ exited with 0 +++ [pid 408] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 417] <... bpf resumed>) = 5 [pid 416] <... bpf resumed>) = 5 [pid 415] <... bpf resumed>) = 5 [pid 296] getdents64(3, [pid 417] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 416] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 417] <... futex resumed>) = 1 [pid 416] <... futex resumed>) = 1 [pid 415] <... futex resumed>) = 1 [pid 414] <... futex resumed>) = 0 [pid 413] <... futex resumed>) = 0 [pid 412] <... futex resumed>) = 0 [pid 296] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 417] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 416] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 415] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 414] close(3 [pid 413] close(3 [pid 412] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./11/binderfs", [pid 414] <... close resumed>) = 0 [pid 413] <... close resumed>) = 0 [pid 412] <... close resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 414] close(4 [pid 413] close(4 [pid 412] close(4 [pid 296] unlink("./11/binderfs" [pid 414] <... close resumed>) = 0 [pid 413] <... close resumed>) = 0 [pid 412] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 414] close(5 [pid 413] close(5 [pid 412] close(5 [pid 298] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 414] <... close resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 414] close(6 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 414] close(7 [pid 298] <... openat resumed>) = 3 [pid 296] unlink("./11/cgroup.net" [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(3, "", [pid 296] <... unlink resumed>) = 0 [pid 414] close(8 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 414] close(9 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] newfstatat(AT_FDCWD, "./11/cgroup.cpu", [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 414] close(10 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./11/cgroup.cpu" [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./11/binderfs", [pid 296] <... unlink resumed>) = 0 [pid 414] close(11 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./11/binderfs" [pid 296] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 414] close(12 [pid 298] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./11/cgroup", [pid 414] close(13 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 296] unlink("./11/cgroup" [pid 414] close(14 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... unlink resumed>) = 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./11/cgroup.net" [pid 296] getdents64(3, [pid 414] close(15 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 296] close(3 [pid 414] close(16 [pid 298] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... close resumed>) = 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] rmdir("./11" [pid 414] close(17 [pid 298] newfstatat(AT_FDCWD, "./11/cgroup.cpu", [pid 296] <... rmdir resumed>) = 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 414] close(18 [pid 298] unlink("./11/cgroup.cpu" [pid 296] mkdir("./12", 0777 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 414] close(19 [pid 298] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 414] close(20 [pid 298] newfstatat(AT_FDCWD, "./11/cgroup", [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 418 attached [pid 414] close(21 [pid 298] unlink("./11/cgroup" [pid 418] set_robust_list(0x55559251a6a0, 24 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 26 [pid 418] <... set_robust_list resumed>) = 0 [pid 414] close(22 [pid 298] getdents64(3, [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 414] close(23 [pid 298] close(3 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... close resumed>) = 0 [pid 418] chdir("./12" [pid 414] close(24 [pid 298] rmdir("./11" [pid 418] <... chdir resumed>) = 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 414] close(25 [pid 298] mkdir("./12", 0777 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... mkdir resumed>) = 0 [pid 418] <... prctl resumed>) = 0 [pid 414] close(26 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 418] setpgid(0, 0 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 419 attached [pid 418] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 414] close(27 [pid 419] set_robust_list(0x55559251a6a0, 24 [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 26 [pid 419] <... set_robust_list resumed>) = 0 [pid 418] <... symlink resumed>) = 0 [pid 414] close(28 [pid 419] chdir("./12" [pid 418] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] <... chdir resumed>) = 0 [pid 414] close(29 [pid 419] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 414] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] <... prctl resumed>) = 0 [pid 418] <... symlink resumed>) = 0 [pid 414] exit_group(0 [pid 419] setpgid(0, 0 executing program executing program [pid 418] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 417] <... futex resumed>) = ? [pid 414] <... exit_group resumed>) = ? [pid 419] <... setpgid resumed>) = 0 [pid 418] <... symlink resumed>) = 0 [pid 419] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 419] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 419] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 417] +++ exited with 0 +++ [pid 414] +++ exited with 0 +++ [pid 419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 418] <... openat resumed>) = 3 [pid 419] write(3, "1000", 4 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 418] write(3, "1000", 4 [pid 419] <... write resumed>) = 4 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 419] close(3 [pid 418] <... write resumed>) = 4 [pid 419] <... close resumed>) = 0 [pid 419] symlink("/dev/binderfs", "./binderfs" [pid 418] close(3 [pid 419] <... symlink resumed>) = 0 [pid 419] write(1, "executing program\n", 18 [pid 418] <... close resumed>) = 0 [pid 419] <... write resumed>) = 18 [pid 419] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] symlink("/dev/binderfs", "./binderfs" [pid 419] <... futex resumed>) = 0 [pid 419] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 418] <... symlink resumed>) = 0 [pid 419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 418] write(1, "executing program\n", 18 [pid 419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 418] <... write resumed>) = 18 [pid 419] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 418] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] rt_sigprocmask(SIG_BLOCK, ~[], [pid 418] <... futex resumed>) = 0 [pid 419] <... rt_sigprocmask resumed>[], 8) = 0 [pid 419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 418] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, ./strace-static-x86_64: Process 420 attached NULL, 8) = 0 [pid 420] set_robust_list(0x7f2342d219a0, 24 [pid 419] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 420] <... set_robust_list resumed>) = 0 [pid 419] rt_sigprocmask(SIG_SETMASK, [], [pid 418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 420] rt_sigprocmask(SIG_SETMASK, [], [pid 419] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 419] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 419] <... futex resumed>) = 0 [pid 420] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 419] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 418] <... mmap resumed>) = 0x7f2342d01000 [pid 295] <... restart_syscall resumed>) = 0 [pid 420] <... bpf resumed>) = 3 [pid 418] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 420] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] <... mprotect resumed>) = 0 [pid 418] rt_sigprocmask(SIG_BLOCK, ~[], [pid 420] <... futex resumed>) = 1 [pid 419] <... futex resumed>) = 0 [pid 418] <... rt_sigprocmask resumed>[], 8) = 0 [pid 295] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 420] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 419] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 419] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 421 attached [pid 420] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 295] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 421] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 420] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 420] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 295] <... openat resumed>) = 3 [pid 421] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 420] <... futex resumed>) = 1 [pid 419] <... futex resumed>) = 0 [pid 418] rt_sigprocmask(SIG_SETMASK, [], [pid 295] newfstatat(3, "", [pid 420] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 419] <... futex resumed>) = 0 [pid 418] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 420] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 421] <... futex resumed>) = 0 [pid 419] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 418] <... futex resumed>) = 1 [pid 421] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 420] <... bpf resumed>, 56) = 0 [pid 295] getdents64(3, [pid 421] <... bpf resumed>) = 3 [pid 420] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 421] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... futex resumed>) = 1 [pid 419] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 421] <... futex resumed>) = 0 [pid 420] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 421] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 419] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 0 [pid 421] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 419] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 418] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 421] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] newfstatat(AT_FDCWD, "./11/binderfs", [pid 421] <... futex resumed>) = 0 [pid 420] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 420] <... futex resumed>) = 1 [pid 419] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 421] <... bpf resumed>, 56) = 0 [pid 419] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] <... futex resumed>) = 0 [pid 421] <... futex resumed>) = 0 [pid 420] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 419] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 418] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] unlink("./11/binderfs" [pid 421] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 418] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 1 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 418] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 421] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 420] <... bpf resumed>) = 4 [pid 295] <... unlink resumed>) = 0 [pid 421] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 421] <... futex resumed>) = 1 [pid 420] <... futex resumed>) = 1 [pid 419] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 421] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 420] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 419] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 420] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 419] <... futex resumed>) = 0 [pid 418] <... futex resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 421] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 420] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 419] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 418] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] unlink("./11/cgroup.net" [pid 421] <... bpf resumed>) = 4 [pid 295] <... unlink resumed>) = 0 [pid 421] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 421] <... futex resumed>) = 1 [pid 418] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 421] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] newfstatat(AT_FDCWD, "./11/cgroup.cpu", [pid 421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 418] <... futex resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 421] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 418] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] unlink("./11/cgroup.cpu") = 0 [pid 295] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 413] <... close resumed>) = 0 [pid 295] unlink("./11/cgroup" [pid 413] close(6 [pid 412] <... close resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] close(6 [pid 295] getdents64(3, [pid 413] close(7 [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] close(7 [pid 295] close(3 [pid 413] close(8 [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... close resumed>) = 0 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] close(8 [pid 295] rmdir("./11" [pid 413] close(9 [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... rmdir resumed>) = 0 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] close(9 [pid 413] close(10 [pid 295] mkdir("./12", 0777 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 413] close(11 [pid 295] <... mkdir resumed>) = 0 [pid 412] close(10 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 413] close(12 [pid 412] close(11 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 413] close(13 [pid 412] close(12 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 422 attached [pid 413] close(14 [pid 412] close(13 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 26 [pid 422] set_robust_list(0x55559251a6a0, 24 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... set_robust_list resumed>) = 0 [pid 413] close(15 [pid 412] close(14 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] chdir("./12" [pid 413] close(16 [pid 412] close(15 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... chdir resumed>) = 0 [pid 413] close(17 [pid 412] close(16 [pid 422] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... prctl resumed>) = 0 [pid 413] close(18 [pid 412] close(17 [pid 422] setpgid(0, 0 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... setpgid resumed>) = 0 [pid 413] close(19 [pid 412] close(18 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 413] close(20 [pid 412] close(19 [pid 422] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 413] close(21 [pid 412] close(20 [pid 422] <... symlink resumed>) = 0 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 413] close(22 [pid 412] close(21 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... symlink resumed>) = 0 [pid 413] close(23 [pid 412] close(22 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 413] close(24 [pid 412] close(23 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... symlink resumed>) = 0 [pid 413] close(25 [pid 412] close(24 [pid 422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 413] close(26 [pid 412] close(25 [pid 422] <... openat resumed>) = 3 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] write(3, "1000", 4 [pid 413] close(27 [pid 412] close(26 [pid 422] <... write resumed>) = 4 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 413] close(28 [pid 412] close(27 [pid 422] close(3 [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... close resumed>) = 0 [pid 413] close(29 [pid 412] close(28 [pid 422] symlink("/dev/binderfs", "./binderfs" [pid 413] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 422] <... symlink resumed>) = 0 [pid 413] exit_group(0 [pid 412] close(29 [pid 422] write(1, "executing program\n", 18 [pid 416] <... futex resumed>) = ? [pid 413] <... exit_group resumed>) = ? [pid 412] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... write resumed>) = 18 [pid 416] +++ exited with 0 +++ [pid 422] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 413] +++ exited with 0 +++ [pid 412] exit_group(0 [pid 422] <... futex resumed>) = 0 [pid 415] <... futex resumed>) = ? [pid 412] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 422] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 422] <... rt_sigaction resumed>NULL, 8) = 0 [pid 422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 422] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 422] rt_sigprocmask(SIG_BLOCK, ~[], [pid 415] +++ exited with 0 +++ [pid 412] +++ exited with 0 +++ [pid 422] <... rt_sigprocmask resumed>[], 8) = 0 [pid 422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 423 attached [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 423] set_robust_list(0x7f2342d219a0, 24 [pid 422] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 423] <... set_robust_list resumed>) = 0 [pid 422] rt_sigprocmask(SIG_SETMASK, [], [pid 423] rt_sigprocmask(SIG_SETMASK, [], [pid 422] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 423] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 422] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 423] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 422] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 423] <... bpf resumed>) = 3 [pid 423] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 423] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 422] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 423] <... futex resumed>) = 0 [pid 422] <... futex resumed>) = 1 [pid 423] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 422] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 423] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... restart_syscall resumed>) = 0 [pid 423] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 422] <... futex resumed>) = 0 [pid 423] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 422] <... futex resumed>) = 0 [pid 297] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 423] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 422] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 423] <... bpf resumed>, 56) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 423] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 423] <... futex resumed>) = 1 [pid 422] <... futex resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 423] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(3, "", [pid 423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 422] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 422] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] getdents64(3, [pid 423] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 423] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 423] <... futex resumed>) = 1 [pid 422] <... futex resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./10/binderfs", [pid 423] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 422] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(3, "", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./10/binderfs") = 0 [pid 297] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./10/cgroup.net" [pid 423] <... bpf resumed>) = 4 [pid 422] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] <... unlink resumed>) = 0 [pid 423] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 423] <... futex resumed>) = 0 [pid 422] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] getdents64(3, [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 423] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 423] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 422] <... futex resumed>) = 0 [pid 299] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 423] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 422] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] unlink("./10/cgroup.cpu") = 0 [pid 297] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./11/binderfs", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./10/cgroup", [pid 299] unlink("./11/binderfs" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./10/cgroup" [pid 299] <... unlink resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 299] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] close(3 [pid 299] newfstatat(AT_FDCWD, "./11/cgroup.net", [pid 297] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] rmdir("./10" [pid 299] unlink("./11/cgroup.net" [pid 297] <... rmdir resumed>) = 0 [pid 297] mkdir("./11", 0777 [pid 299] <... unlink resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 299] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./11/cgroup.cpu", ./strace-static-x86_64: Process 424 attached {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 424] set_robust_list(0x55559251a6a0, 24 [pid 299] unlink("./11/cgroup.cpu" [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 24 [pid 424] <... set_robust_list resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 424] chdir("./11" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 424] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./11/cgroup", [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 424] <... prctl resumed>) = 0 [pid 299] unlink("./11/cgroup" [pid 424] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 424] <... setpgid resumed>) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 424] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 299] close(3) = 0 [pid 424] <... symlink resumed>) = 0 [pid 299] rmdir("./11" [pid 424] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./12", 0777 [pid 424] <... symlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 424] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 executing program [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 424] close(3) = 0 [pid 424] symlink("/dev/binderfs", "./binderfs") = 0 [pid 424] write(1, "executing program\n", 18./strace-static-x86_64: Process 425 attached ) = 18 [pid 425] set_robust_list(0x55559251a6a0, 24 [pid 424] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 26 [pid 425] <... set_robust_list resumed>) = 0 [pid 424] <... futex resumed>) = 0 [pid 425] chdir("./12" [pid 424] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 425] <... chdir resumed>) = 0 [pid 424] <... rt_sigaction resumed>NULL, 8) = 0 [pid 425] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 424] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 425] <... prctl resumed>) = 0 [pid 424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 425] setpgid(0, 0 [pid 424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 425] <... setpgid resumed>) = 0 [pid 424] <... mmap resumed>) = 0x7f2342d01000 [pid 425] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 424] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 425] <... symlink resumed>) = 0 [pid 425] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 424] <... mprotect resumed>) = 0 [pid 425] <... symlink resumed>) = 0 [pid 425] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 424] rt_sigprocmask(SIG_BLOCK, ~[], [pid 425] <... symlink resumed>) = 0 [pid 424] <... rt_sigprocmask resumed>[], 8) = 0 [pid 425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 426 attached [pid 425] <... openat resumed>) = 3 [pid 426] set_robust_list(0x7f2342d219a0, 24 [pid 425] write(3, "1000", 4 [pid 424] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 426] <... set_robust_list resumed>) = 0 [pid 425] <... write resumed>) = 4 [pid 424] rt_sigprocmask(SIG_SETMASK, [], [pid 425] close(3 [pid 424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 426] rt_sigprocmask(SIG_SETMASK, [], [pid 425] <... close resumed>) = 0 [pid 424] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 425] symlink("/dev/binderfs", "./binderfs" [pid 424] <... futex resumed>) = 0 executing program [pid 426] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 425] <... symlink resumed>) = 0 [pid 424] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 425] write(1, "executing program\n", 18) = 18 [pid 426] <... bpf resumed>) = 3 [pid 425] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 426] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] <... futex resumed>) = 0 [pid 423] <... bpf resumed>) = 5 [pid 421] <... bpf resumed>) = 5 [pid 420] <... bpf resumed>) = 5 [pid 426] <... futex resumed>) = 1 [pid 425] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 424] <... futex resumed>) = 0 [pid 423] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 420] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 426] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] <... rt_sigaction resumed>NULL, 8) = 0 [pid 424] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] <... futex resumed>) = 1 [pid 418] <... futex resumed>) = 0 [pid 426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 424] <... futex resumed>) = 0 [pid 423] <... futex resumed>) = 1 [pid 422] <... futex resumed>) = 0 [pid 421] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 420] <... futex resumed>) = 1 [pid 419] <... futex resumed>) = 0 [pid 418] close(3 [pid 426] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 424] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 423] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 422] close(3 [pid 418] <... close resumed>) = 0 [pid 419] close(3 [pid 420] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 426] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 422] <... close resumed>) = 0 [pid 419] <... close resumed>) = 0 [pid 418] close(4 [pid 426] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] <... mmap resumed>) = 0x7f2342d01000 [pid 422] close(4 [pid 419] close(4 [pid 418] <... close resumed>) = 0 [pid 426] <... futex resumed>) = 1 [pid 425] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = 0 [pid 419] <... close resumed>) = 0 [pid 418] close(5 [pid 426] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] <... mprotect resumed>) = 0 [pid 424] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] close(5 [pid 419] close(5 [pid 426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] rt_sigprocmask(SIG_BLOCK, ~[], [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = 0 [pid 419] <... close resumed>) = 0 [pid 418] <... close resumed>) = 0 [pid 426] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 425] <... rt_sigprocmask resumed>[], 8) = 0 [pid 424] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] close(6 [pid 419] close(6 [pid 418] close(6 [pid 425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 427 attached [pid 426] <... bpf resumed>, 56) = 0 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(7 [pid 427] set_robust_list(0x7f2342d219a0, 24 [pid 426] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 422] close(7 [pid 419] close(7 [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] <... set_robust_list resumed>) = 0 [pid 426] <... futex resumed>) = 1 [pid 425] rt_sigprocmask(SIG_SETMASK, [], [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(8 [pid 427] rt_sigprocmask(SIG_SETMASK, [], [pid 426] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 424] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] close(8 [pid 419] close(8 [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(9 [pid 427] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 425] <... futex resumed>) = 0 [pid 424] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] close(9 [pid 419] close(9 [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] <... bpf resumed>) = 3 [pid 426] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 425] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(10) = -1 EBADF (Bad file descriptor) [pid 427] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 426] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] close(10 [pid 418] close(11 [pid 419] close(10 [pid 427] <... futex resumed>) = 1 [pid 426] <... futex resumed>) = 1 [pid 425] <... futex resumed>) = 0 [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 426] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] close(11 [pid 418] close(12 [pid 427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] <... futex resumed>) = 0 [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(11 [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 426] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 425] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 424] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] close(12 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(13 [pid 427] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(14) = -1 EBADF (Bad file descriptor) [pid 418] close(15) = -1 EBADF (Bad file descriptor) [pid 418] close(16) = -1 EBADF (Bad file descriptor) [pid 418] close(17) = -1 EBADF (Bad file descriptor) [pid 426] <... bpf resumed>) = 4 [pid 427] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(12 [pid 418] close(18 [pid 427] <... futex resumed>) = 1 [pid 426] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] <... futex resumed>) = 0 [pid 422] close(13 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 426] <... futex resumed>) = 1 [pid 425] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(13 [pid 418] close(19 [pid 427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 426] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] <... futex resumed>) = 0 [pid 424] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] close(14 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 426] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 424] <... futex resumed>) = 0 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(14 [pid 418] close(20 [pid 427] <... bpf resumed>, 56) = 0 [pid 426] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 424] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 422] close(15 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(15 [pid 418] close(21 [pid 427] <... futex resumed>) = 1 [pid 425] <... futex resumed>) = 0 [pid 422] close(16 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(16 [pid 418] close(22 [pid 427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] <... futex resumed>) = 0 [pid 422] close(17 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 425] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(17 [pid 418] close(23 [pid 427] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 422] close(18 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(18 [pid 418] close(24 [pid 427] <... futex resumed>) = 1 [pid 425] <... futex resumed>) = 0 [pid 422] close(19 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(19 [pid 418] close(25 [pid 425] <... futex resumed>) = 0 [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] close(20 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(26 [pid 427] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(20 [pid 418] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] close(27) = -1 EBADF (Bad file descriptor) [pid 418] close(28) = -1 EBADF (Bad file descriptor) [pid 418] close(29) = -1 EBADF (Bad file descriptor) [pid 418] exit_group(0 [pid 421] <... futex resumed>) = ? [pid 418] <... exit_group resumed>) = ? [pid 427] <... bpf resumed>) = 4 [pid 422] close(21 [pid 421] +++ exited with 0 +++ [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 418] +++ exited with 0 +++ [pid 427] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(21 [pid 427] <... futex resumed>) = 1 [pid 425] <... futex resumed>) = 0 [pid 422] close(22 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 427] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(22 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 425] <... futex resumed>) = 0 [pid 422] close(23 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... restart_syscall resumed>) = 0 [pid 427] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 425] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(23 [pid 422] close(24 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(24 [pid 422] close(25 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(25 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 422] close(26 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(26 [pid 296] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 422] close(27 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... openat resumed>) = 3 [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(27 [pid 296] newfstatat(3, "", [pid 422] close(28 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(28 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 422] close(29 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] getdents64(3, [pid 422] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 419] close(29 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 422] exit_group(0 [pid 419] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 423] <... futex resumed>) = ? [pid 422] <... exit_group resumed>) = ? [pid 419] exit_group(0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 423] +++ exited with 0 +++ [pid 419] <... exit_group resumed>) = ? [pid 296] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./12/binderfs" [pid 422] +++ exited with 0 +++ [pid 296] <... unlink resumed>) = 0 [pid 420] <... futex resumed>) = ? [pid 296] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 420] +++ exited with 0 +++ [pid 419] +++ exited with 0 +++ [pid 296] unlink("./12/cgroup.net" [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... unlink resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./12/cgroup.cpu") = 0 [pid 296] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... restart_syscall resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./12/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] close(3) = 0 [pid 296] rmdir("./12" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... rmdir resumed>) = 0 [pid 296] mkdir("./13", 0777 [pid 295] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... mkdir resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... openat resumed>) = 3 [pid 295] newfstatat(3, "", ./strace-static-x86_64: Process 428 attached {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 28 [pid 295] getdents64(3, [pid 428] set_robust_list(0x55559251a6a0, 24 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 428] <... set_robust_list resumed>) = 0 [pid 295] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 428] chdir("./13" [pid 295] newfstatat(AT_FDCWD, "./12/binderfs", [pid 428] <... chdir resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 428] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] unlink("./12/binderfs" [pid 428] <... prctl resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 428] setpgid(0, 0 [pid 295] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 428] <... setpgid resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./12/cgroup.net", [pid 428] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./12/cgroup.net" [pid 428] <... symlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 428] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 295] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 428] <... symlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./12/cgroup.cpu", [pid 428] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./12/cgroup.cpu" [pid 428] <... symlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 428] <... openat resumed>) = 3 [pid 428] write(3, "1000", 4 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 428] <... write resumed>) = 4 [pid 428] close(3) = 0 [pid 295] newfstatat(AT_FDCWD, "./12/cgroup", [pid 428] symlink("/dev/binderfs", "./binderfs") = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 428] write(1, "executing program\n", 18) = 18 executing program [pid 428] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] unlink("./12/cgroup" [pid 428] <... futex resumed>) = 0 [pid 428] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 295] <... unlink resumed>) = 0 [pid 428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 295] getdents64(3, [pid 428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 428] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] close(3 [pid 428] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] <... close resumed>) = 0 [pid 428] <... rt_sigprocmask resumed>[], 8) = 0 [pid 428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 295] rmdir("./12" [pid 428] <... clone3 resumed> => {parent_tid=[29]}, 88) = 29 [pid 428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 428] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 429 attached [pid 426] <... bpf resumed>) = 5 [pid 295] <... rmdir resumed>) = 0 [pid 426] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 427] <... bpf resumed>) = 5 [pid 426] <... futex resumed>) = 1 [pid 424] <... futex resumed>) = 0 [pid 429] set_robust_list(0x7f2342d219a0, 24 [pid 427] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 429] <... set_robust_list resumed>) = 0 [pid 426] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 424] close(3 [pid 295] mkdir("./13", 0777 [pid 429] rt_sigprocmask(SIG_SETMASK, [], [pid 427] <... futex resumed>) = 1 [pid 425] <... futex resumed>) = 0 [pid 424] <... close resumed>) = 0 [pid 429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 427] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 425] close(3 [pid 424] close(4 [pid 295] <... mkdir resumed>) = 0 [pid 429] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 425] <... close resumed>) = 0 [pid 424] <... close resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 429] <... bpf resumed>) = 3 [pid 425] close(4 [pid 424] close(5 [pid 425] <... close resumed>) = 0 [pid 425] close(5./strace-static-x86_64: Process 430 attached [pid 429] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... restart_syscall resumed>) = 0 [pid 430] set_robust_list(0x55559251a6a0, 24) = 0 [pid 429] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 28 [pid 430] chdir("./13" [pid 429] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 430] <... chdir resumed>) = 0 [pid 429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 430] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 429] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 428] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 430] <... prctl resumed>) = 0 [pid 429] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 430] setpgid(0, 0 [pid 429] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(3, "", [pid 430] <... setpgid resumed>) = 0 [pid 429] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 430] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 429] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, [pid 430] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 430] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 298] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 430] <... symlink resumed>) = 0 [pid 429] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 428] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 430] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 429] <... bpf resumed>, 56) = 0 [pid 298] newfstatat(AT_FDCWD, "./12/binderfs", [pid 430] <... symlink resumed>) = 0 [pid 429] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 429] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 298] unlink("./12/binderfs" [pid 430] <... openat resumed>) = 3 [pid 429] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 430] write(3, "1000", 4 [pid 298] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 430] <... write resumed>) = 4 [pid 429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 430] close(3 [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 428] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] newfstatat(AT_FDCWD, "./12/cgroup.net", [pid 430] <... close resumed>) = 0 [pid 429] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 430] symlink("/dev/binderfs", "./binderfs" [pid 429] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] unlink("./12/cgroup.net" [pid 430] <... symlink resumed>) = 0 [pid 429] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 executing program [pid 430] write(1, "executing program\n", 18 [pid 429] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 430] <... write resumed>) = 18 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 430] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./12/cgroup.cpu", [pid 430] <... futex resumed>) = 0 [pid 429] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 428] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 430] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] unlink("./12/cgroup.cpu" [pid 430] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] <... unlink resumed>) = 0 [pid 430] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 429] <... bpf resumed>) = 4 [pid 430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 429] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] newfstatat(AT_FDCWD, "./12/cgroup", [pid 430] <... mmap resumed>) = 0x7f2342d01000 [pid 429] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 430] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 429] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] unlink("./12/cgroup" [pid 430] <... mprotect resumed>) = 0 [pid 429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 428] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 430] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] getdents64(3, [pid 430] <... rt_sigprocmask resumed>[], 8) = 0 [pid 428] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 429] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] close(3./strace-static-x86_64: Process 431 attached ) = 0 [pid 431] set_robust_list(0x7f2342d219a0, 24 [pid 430] <... clone3 resumed> => {parent_tid=[29]}, 88) = 29 [pid 298] rmdir("./12" [pid 430] rt_sigprocmask(SIG_SETMASK, [], [pid 298] <... rmdir resumed>) = 0 [pid 431] <... set_robust_list resumed>) = 0 [pid 430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] mkdir("./13", 0777 [pid 431] rt_sigprocmask(SIG_SETMASK, [], [pid 430] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... mkdir resumed>) = 0 [pid 431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 430] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 431] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 430] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 432 attached [pid 431] <... bpf resumed>) = 3 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 28 [pid 432] set_robust_list(0x55559251a6a0, 24 [pid 431] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] <... set_robust_list resumed>) = 0 [pid 431] <... futex resumed>) = 1 [pid 430] <... futex resumed>) = 0 [pid 432] chdir("./13" [pid 431] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 430] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] <... chdir resumed>) = 0 [pid 431] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 430] <... futex resumed>) = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 431] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 430] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] <... prctl resumed>) = 0 [pid 431] <... futex resumed>) = 0 [pid 430] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 430] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 430] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] setpgid(0, 0 [pid 431] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 432] <... setpgid resumed>) = 0 [pid 432] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 431] <... bpf resumed>, 56) = 0 [pid 431] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 430] <... futex resumed>) = 0 [pid 432] <... symlink resumed>) = 0 [pid 431] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 430] <... futex resumed>) = 0 [pid 432] <... symlink resumed>) = 0 [pid 431] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 430] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 431] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 431] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] <... symlink resumed>) = 0 [pid 431] <... futex resumed>) = 1 [pid 430] <... futex resumed>) = 0 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 431] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] <... openat resumed>) = 3 [pid 431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 430] <... futex resumed>) = 0 [pid 432] write(3, "1000", 4 [pid 431] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 430] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] <... write resumed>) = 4 [pid 431] <... bpf resumed>) = 4 [pid 431] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(3 [pid 431] <... futex resumed>) = 1 [pid 430] <... futex resumed>) = 0 [pid 432] <... close resumed>) = 0 [pid 431] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] symlink("/dev/binderfs", "./binderfs" [pid 431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 430] <... futex resumed>) = 0 [pid 432] <... symlink resumed>) = 0 [pid 431] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 430] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 432] write(1, "executing program\n", 18) = 18 [pid 432] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 432] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 432] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 433 attached [pid 433] set_robust_list(0x7f2342d219a0, 24 [pid 432] <... clone3 resumed> => {parent_tid=[29]}, 88) = 29 [pid 433] <... set_robust_list resumed>) = 0 [pid 432] rt_sigprocmask(SIG_SETMASK, [], [pid 433] rt_sigprocmask(SIG_SETMASK, [], [pid 432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 432] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 432] <... futex resumed>) = 0 [pid 433] <... bpf resumed>) = 3 [pid 433] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 433] <... futex resumed>) = 0 [pid 432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 433] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... futex resumed>) = 0 [pid 433] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 432] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 433] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 433] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 433] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... futex resumed>) = 0 [pid 433] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 432] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 433] <... bpf resumed>, 56) = 0 [pid 433] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 433] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... futex resumed>) = 0 [pid 433] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 432] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 433] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 433] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 433] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... futex resumed>) = 0 [pid 433] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 432] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 433] <... bpf resumed>) = 4 [pid 433] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 433] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... futex resumed>) = 0 [pid 433] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 432] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 425] <... close resumed>) = 0 [pid 424] <... close resumed>) = 0 [pid 425] close(6 [pid 424] close(6 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(7 [pid 424] close(7 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(8 [pid 424] close(8 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(9 [pid 424] close(9 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(10 [pid 424] close(10 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(11 [pid 424] close(11 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(12) = -1 EBADF (Bad file descriptor) [pid 424] close(12 [pid 425] close(13 [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] close(13 [pid 425] close(14 [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] close(14 [pid 425] close(15 [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(16 [pid 424] close(15 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(17) = -1 EBADF (Bad file descriptor) [pid 424] close(16 [pid 425] close(18 [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] close(17 [pid 425] close(19) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(20 [pid 424] close(18 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(21 [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] close(19 [pid 425] close(22 [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(23 [pid 424] close(20 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(24 [pid 424] close(21 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(25 [pid 424] close(22 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(26) = -1 EBADF (Bad file descriptor) [pid 424] close(23 [pid 425] close(27) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(28 [pid 424] close(24 [pid 425] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 425] close(29) = -1 EBADF (Bad file descriptor) [pid 424] close(25 [pid 425] exit_group(0 [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 427] <... futex resumed>) = ? [pid 425] <... exit_group resumed>) = ? [pid 424] close(26 [pid 427] +++ exited with 0 +++ [pid 424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 424] close(27) = -1 EBADF (Bad file descriptor) [pid 424] close(28) = -1 EBADF (Bad file descriptor) [pid 424] close(29) = -1 EBADF (Bad file descriptor) [pid 424] exit_group(0 [pid 426] <... futex resumed>) = ? [pid 424] <... exit_group resumed>) = ? [pid 426] +++ exited with 0 +++ [pid 425] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 424] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./11/binderfs") = 0 [pid 297] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./11/cgroup.net") = 0 [pid 297] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./11/cgroup.cpu") = 0 [pid 297] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./11/cgroup") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 299] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] rmdir("./11" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... rmdir resumed>) = 0 [pid 299] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] mkdir("./12", 0777 [pid 299] <... openat resumed>) = 3 [pid 297] <... mkdir resumed>) = 0 [pid 299] newfstatat(3, "", [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, ./strace-static-x86_64: Process 434 attached 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 434] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 26 [pid 434] <... set_robust_list resumed>) = 0 [pid 299] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 434] chdir("./12") = 0 [pid 434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 434] setpgid(0, 0) = 0 [pid 299] newfstatat(AT_FDCWD, "./12/binderfs", [pid 434] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 434] <... symlink resumed>) = 0 [pid 434] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 299] unlink("./12/binderfs" [pid 434] <... symlink resumed>) = 0 [pid 434] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 299] <... unlink resumed>) = 0 [pid 434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 434] write(3, "1000", 4) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 434] close(3) = 0 [pid 299] newfstatat(AT_FDCWD, "./12/cgroup.net", [pid 434] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 434] write(1, "executing program\n", 18) = 18 executing program [pid 434] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./12/cgroup.net" [pid 434] <... futex resumed>) = 0 [pid 434] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 299] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 434] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 299] newfstatat(AT_FDCWD, "./12/cgroup.cpu", [pid 434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 435 attached [pid 299] unlink("./12/cgroup.cpu" [pid 435] set_robust_list(0x7f2342d219a0, 24 [pid 434] <... clone3 resumed> => {parent_tid=[27]}, 88) = 27 [pid 435] <... set_robust_list resumed>) = 0 [pid 434] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... unlink resumed>) = 0 [pid 435] rt_sigprocmask(SIG_SETMASK, [], [pid 434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 435] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 434] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 435] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 434] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... bpf resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./12/cgroup", [pid 435] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 435] <... futex resumed>) = 1 [pid 434] <... futex resumed>) = 0 [pid 299] unlink("./12/cgroup" [pid 435] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 434] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 434] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 435] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 434] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] getdents64(3, [pid 435] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 435] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] close(3 [pid 435] <... futex resumed>) = 1 [pid 434] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 435] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 434] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rmdir("./12" [pid 435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 434] <... futex resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 435] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 434] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 435] <... bpf resumed>, 56) = 0 [pid 299] mkdir("./13", 0777 [pid 435] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 434] <... futex resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 435] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 434] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 434] <... futex resumed>) = 0 [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 434] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 436 attached [pid 435] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 436] set_robust_list(0x55559251a6a0, 24 [pid 435] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 28 [pid 436] <... set_robust_list resumed>) = 0 [pid 435] <... futex resumed>) = 1 [pid 434] <... futex resumed>) = 0 [pid 435] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 436] chdir("./13" [pid 434] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... chdir resumed>) = 0 [pid 435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 434] <... futex resumed>) = 0 [pid 436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 435] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 434] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] <... prctl resumed>) = 0 [pid 436] setpgid(0, 0) = 0 [pid 436] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 435] <... bpf resumed>) = 4 [pid 436] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 435] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 435] <... futex resumed>) = 1 [pid 434] <... futex resumed>) = 0 [pid 433] <... bpf resumed>) = 5 [pid 431] <... bpf resumed>) = 5 [pid 429] <... bpf resumed>) = 5 [pid 436] <... symlink resumed>) = 0 [pid 435] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 434] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 433] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 431] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 429] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 435] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 434] <... futex resumed>) = 0 [pid 433] <... futex resumed>) = 1 [pid 432] <... futex resumed>) = 0 [pid 431] <... futex resumed>) = 1 [pid 430] <... futex resumed>) = 0 [pid 429] <... futex resumed>) = 1 [pid 428] <... futex resumed>) = 0 [pid 436] <... openat resumed>) = 3 [pid 435] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 434] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 433] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] close(3 [pid 431] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 430] close(3 [pid 429] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] close(3 [pid 436] write(3, "1000", 4 [pid 435] <... bpf resumed>) = 5 [pid 432] <... close resumed>) = 0 [pid 430] <... close resumed>) = 0 [pid 428] <... close resumed>) = 0 [pid 436] <... write resumed>) = 4 [pid 435] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(4 [pid 430] close(4 [pid 436] close(3 [pid 435] <... futex resumed>) = 1 [pid 434] <... futex resumed>) = 0 [pid 432] <... close resumed>) = 0 [pid 430] <... close resumed>) = 0 [pid 428] close(4 [pid 436] <... close resumed>) = 0 [pid 435] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 434] close(3 [pid 432] close(5 [pid 430] close(5 [pid 428] <... close resumed>) = 0 [pid 436] symlink("/dev/binderfs", "./binderfs" [pid 434] <... close resumed>) = 0 [pid 432] <... close resumed>) = 0 [pid 430] <... close resumed>) = 0 executing program [pid 428] close(5 [pid 436] <... symlink resumed>) = 0 [pid 434] close(4 [pid 432] close(6 [pid 430] close(6 [pid 436] write(1, "executing program\n", 18 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 434] <... close resumed>) = 0 [pid 436] <... write resumed>) = 18 [pid 432] close(7 [pid 434] close(5 [pid 430] close(7 [pid 436] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... futex resumed>) = 0 [pid 432] close(8 [pid 430] close(8 [pid 436] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... rt_sigaction resumed>NULL, 8) = 0 [pid 432] close(9 [pid 430] close(9 [pid 436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 432] close(10 [pid 430] close(10 [pid 436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... mmap resumed>) = 0x7f2342d01000 [pid 432] close(11 [pid 430] close(11 [pid 436] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... mprotect resumed>) = 0 [pid 432] close(12 [pid 430] close(12 [pid 436] rt_sigprocmask(SIG_BLOCK, ~[], [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... rt_sigprocmask resumed>[], 8) = 0 [pid 432] close(13 [pid 430] close(13 [pid 436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 437 attached [pid 432] close(14 [pid 430] close(14 [pid 437] set_robust_list(0x7f2342d219a0, 24 [pid 436] <... clone3 resumed> => {parent_tid=[29]}, 88) = 29 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] <... set_robust_list resumed>) = 0 [pid 436] rt_sigprocmask(SIG_SETMASK, [], [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 432] close(15 [pid 437] rt_sigprocmask(SIG_SETMASK, [], [pid 436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(15 [pid 437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 436] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(16 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 436] <... futex resumed>) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(16 [pid 437] <... bpf resumed>) = 3 [pid 436] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] close(17 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(17 [pid 437] <... futex resumed>) = 0 [pid 436] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(18 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 436] <... futex resumed>) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(18 [pid 437] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 436] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] close(19 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(19 [pid 437] <... futex resumed>) = 0 [pid 436] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(20 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 436] <... futex resumed>) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(20 [pid 437] <... bpf resumed>, 56) = 0 [pid 436] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] close(21 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(21 [pid 437] <... futex resumed>) = 0 [pid 436] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(22 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 436] <... futex resumed>) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(22 [pid 437] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 436] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] close(23 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(23 [pid 437] <... futex resumed>) = 0 [pid 436] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(24 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 436] <... futex resumed>) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 432] close(25 [pid 430] close(24 [pid 437] <... bpf resumed>) = 4 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(26 [pid 430] close(25 [pid 437] <... futex resumed>) = 1 [pid 436] <... futex resumed>) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 436] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] close(27 [pid 430] close(26 [pid 437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 436] <... futex resumed>) = 0 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 437] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 436] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 432] close(28 [pid 430] close(27 [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 432] close(29 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 432] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] close(28 [pid 432] exit_group(0 [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 433] <... futex resumed>) = ? [pid 432] <... exit_group resumed>) = ? [pid 430] close(29 [pid 433] +++ exited with 0 +++ [pid 430] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 430] exit_group(0) = ? [pid 432] +++ exited with 0 +++ [pid 431] <... futex resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 431] +++ exited with 0 +++ [pid 430] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/binderfs") = 0 [pid 298] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/cgroup.net") = 0 [pid 298] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/cgroup.cpu") = 0 [pid 298] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./13/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./13") = 0 [pid 298] mkdir("./14", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 30 ./strace-static-x86_64: Process 438 attached [pid 295] <... restart_syscall resumed>) = 0 [pid 438] set_robust_list(0x55559251a6a0, 24) = 0 [pid 295] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 438] chdir("./14" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 438] <... chdir resumed>) = 0 [pid 295] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] <... openat resumed>) = 3 [pid 438] setpgid(0, 0 [pid 295] newfstatat(3, "", [pid 438] <... setpgid resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 438] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 438] <... symlink resumed>) = 0 [pid 295] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 438] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 438] <... symlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./13/binderfs", [pid 438] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 295] unlink("./13/binderfs" [pid 438] write(3, "1000", 4) = 4 [pid 295] <... unlink resumed>) = 0 [pid 438] close(3) = 0 [pid 295] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 438] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 438] write(1, "executing program\n", 18) = 18 [pid 295] newfstatat(AT_FDCWD, "./13/cgroup.net", [pid 438] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 438] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 295] unlink("./13/cgroup.net" [pid 438] <... rt_sigaction resumed>NULL, 8) = 0 [pid 438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 295] <... unlink resumed>) = 0 [pid 438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 295] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 438] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 438] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] newfstatat(AT_FDCWD, "./13/cgroup.cpu", [pid 438] <... rt_sigprocmask resumed>[], 8) = 0 [pid 434] <... close resumed>) = 0 [pid 428] <... close resumed>) = 0 [pid 438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 434] close(6 [pid 428] close(6 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 439 attached [pid 438] <... clone3 resumed> => {parent_tid=[31]}, 88) = 31 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./13/cgroup.cpu" [pid 439] set_robust_list(0x7f2342d219a0, 24 [pid 438] rt_sigprocmask(SIG_SETMASK, [], [pid 434] close(7 [pid 428] close(7 [pid 439] <... set_robust_list resumed>) = 0 [pid 438] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... unlink resumed>) = 0 [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 439] rt_sigprocmask(SIG_SETMASK, [], [pid 438] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] close(8 [pid 428] close(8 [pid 295] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 438] <... futex resumed>) = 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 439] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 434] close(9 [pid 428] close(9 [pid 439] <... bpf resumed>) = 3 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./13/cgroup", [pid 439] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] close(10 [pid 428] close(10 [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 439] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./13/cgroup" [pid 439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 434] close(11 [pid 428] close(11 [pid 439] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 438] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... unlink resumed>) = 0 [pid 439] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 434] close(12 [pid 428] close(12 [pid 295] getdents64(3, [pid 439] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 434] close(13 [pid 428] close(13 [pid 295] close(3 [pid 439] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 434] close(14 [pid 428] close(14 [pid 295] <... close resumed>) = 0 [pid 439] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 438] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] rmdir("./13" [pid 439] <... bpf resumed>, 56) = 0 [pid 434] close(15 [pid 428] close(15 [pid 295] <... rmdir resumed>) = 0 [pid 439] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 434] close(16 [pid 428] close(16 [pid 295] mkdir("./14", 0777 [pid 439] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 438] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 434] close(17 [pid 428] close(17 [pid 295] <... mkdir resumed>) = 0 [pid 439] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 439] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] close(18 [pid 428] close(18 [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 439] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 439] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 438] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 440 attached [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] set_robust_list(0x55559251a6a0, 24 [pid 439] <... bpf resumed>) = 4 [pid 434] close(19 [pid 428] close(19 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 30 [pid 440] <... set_robust_list resumed>) = 0 [pid 439] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] chdir("./14" [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 440] <... chdir resumed>) = 0 [pid 439] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 434] close(20 [pid 428] close(20 [pid 440] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 439] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 438] <... futex resumed>) = 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] <... prctl resumed>) = 0 [pid 439] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 438] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 434] close(21 [pid 428] close(21 [pid 440] setpgid(0, 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] <... setpgid resumed>) = 0 [pid 434] close(22 [pid 440] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 428] close(22 [pid 440] <... symlink resumed>) = 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 434] close(23 [pid 428] close(23 [pid 440] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] <... symlink resumed>) = 0 [pid 440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 434] close(24 [pid 428] close(24 [pid 440] write(3, "1000", 4 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] <... write resumed>) = 4 [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 434] close(25 [pid 440] close(3 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] close(25 [pid 440] <... close resumed>) = 0 [pid 434] close(26 [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] symlink("/dev/binderfs", "./binderfs" [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] close(26 [pid 440] <... symlink resumed>) = 0 [pid 434] close(27 [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] write(1, "executing program\n", 18) = 18 [pid 440] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] close(27 [pid 440] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 434] close(28 [pid 440] <... rt_sigaction resumed>NULL, 8) = 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 434] close(29 [pid 428] close(28 [pid 440] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 434] exit_group(0 [pid 428] close(29 [pid 440] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 434] <... exit_group resumed>) = ? [pid 440] <... mprotect resumed>) = 0 [pid 435] <... futex resumed>) = ? [pid 428] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 440] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} => {parent_tid=[31]}, 88) = 31 [pid 440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 440] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 440] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 441 attached [pid 435] +++ exited with 0 +++ [pid 434] +++ exited with 0 +++ [pid 428] exit_group(0 [pid 441] set_robust_list(0x7f2342d219a0, 24 [pid 429] <... futex resumed>) = ? [pid 428] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 441] <... set_robust_list resumed>) = 0 [pid 429] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 428] +++ exited with 0 +++ [pid 441] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 441] <... futex resumed>) = 1 [pid 440] <... futex resumed>) = 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 441] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... restart_syscall resumed>) = 0 [pid 441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] <... futex resumed>) = 0 [pid 441] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 440] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 441] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 441] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 441] <... futex resumed>) = 1 [pid 440] <... futex resumed>) = 0 [pid 296] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 441] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... openat resumed>) = 3 [pid 441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] <... futex resumed>) = 0 [pid 296] newfstatat(3, "", [pid 441] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 440] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 441] <... bpf resumed>, 56) = 0 [pid 296] getdents64(3, [pid 441] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 441] <... futex resumed>) = 1 [pid 440] <... futex resumed>) = 0 [pid 296] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 441] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] <... futex resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./13/binderfs", [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 440] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 441] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] unlink("./13/binderfs" [pid 441] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 441] <... futex resumed>) = 1 [pid 440] <... futex resumed>) = 0 [pid 296] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 441] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] <... futex resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./13/cgroup.net", [pid 441] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 440] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 441] <... bpf resumed>) = 4 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] unlink("./13/cgroup.net" [pid 441] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 441] <... futex resumed>) = 1 [pid 440] <... futex resumed>) = 0 [pid 296] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 441] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./13/cgroup.cpu", [pid 441] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 440] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] unlink("./13/cgroup.cpu" [pid 297] newfstatat(3, "", [pid 296] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] getdents64(3, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] newfstatat(AT_FDCWD, "./13/cgroup", [pid 297] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./13/cgroup" [pid 297] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] unlink("./12/binderfs" [pid 296] getdents64(3, [pid 297] <... unlink resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] close(3 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... close resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./12/cgroup.net", [pid 296] rmdir("./13" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 297] unlink("./12/cgroup.net" [pid 296] mkdir("./14", 0777 [pid 297] <... unlink resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 297] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 442 attached [pid 297] unlink("./12/cgroup.cpu" [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 30 [pid 442] set_robust_list(0x55559251a6a0, 24 [pid 297] <... unlink resumed>) = 0 [pid 442] <... set_robust_list resumed>) = 0 [pid 297] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 442] chdir("./14") = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] newfstatat(AT_FDCWD, "./12/cgroup", [pid 442] setpgid(0, 0) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 442] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 297] unlink("./12/cgroup" [pid 442] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 297] <... unlink resumed>) = 0 [pid 442] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 441] <... bpf resumed>) = 5 [pid 439] <... bpf resumed>) = 5 [pid 437] <... bpf resumed>) = 5 [pid 297] getdents64(3, [pid 442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 441] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 437] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... openat resumed>) = 3 [pid 441] <... futex resumed>) = 1 [pid 440] <... futex resumed>) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 442] write(3, "1000", 4 [pid 441] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 440] close(3 [pid 439] <... futex resumed>) = 1 [pid 438] <... futex resumed>) = 0 [pid 437] <... futex resumed>) = 1 [pid 436] <... futex resumed>) = 0 [pid 297] close(3 [pid 442] <... write resumed>) = 4 [pid 440] <... close resumed>) = 0 [pid 439] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] close(3 [pid 437] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 436] close(3 [pid 442] close(3 [pid 440] close(4 [pid 438] <... close resumed>) = 0 [pid 436] <... close resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 442] <... close resumed>) = 0 [pid 440] <... close resumed>) = 0 [pid 438] close(4 [pid 436] close(4 [pid 442] symlink("/dev/binderfs", "./binderfs" [pid 440] close(5 [pid 438] <... close resumed>) = 0 [pid 436] <... close resumed>) = 0 [pid 297] rmdir("./12" [pid 442] <... symlink resumed>) = 0 [pid 440] <... close resumed>) = 0 [pid 438] close(5 [pid 436] close(5executing program [pid 442] write(1, "executing program\n", 18 [pid 440] close(6 [pid 438] <... close resumed>) = 0 [pid 436] <... close resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 442] <... write resumed>) = 18 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(6 [pid 436] close(6 [pid 297] mkdir("./13", 0777 [pid 442] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] close(7 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... futex resumed>) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(7 [pid 436] close(7 [pid 297] <... mkdir resumed>) = 0 [pid 442] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 440] close(8 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... rt_sigaction resumed>NULL, 8) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(8 [pid 436] close(8 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 440] close(9 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(9 [pid 436] close(9 [pid 442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 440] close(10 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 443 attached [pid 442] <... mmap resumed>) = 0x7f2342d01000 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(10 [pid 436] close(10 [pid 443] set_robust_list(0x55559251a6a0, 24 [pid 442] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 440] close(11 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 28 [pid 443] <... set_robust_list resumed>) = 0 [pid 442] <... mprotect resumed>) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(11 [pid 436] close(11 [pid 443] chdir("./13" [pid 442] rt_sigprocmask(SIG_BLOCK, ~[], [pid 440] close(12 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] <... chdir resumed>) = 0 [pid 442] <... rt_sigprocmask resumed>[], 8) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(12 [pid 436] close(12 [pid 443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 440] close(13 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 444 attached [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(13 [pid 436] close(13 [pid 444] set_robust_list(0x7f2342d219a0, 24 [pid 443] setpgid(0, 0 [pid 442] <... clone3 resumed> => {parent_tid=[31]}, 88) = 31 [pid 440] close(14 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... set_robust_list resumed>) = 0 [pid 443] <... setpgid resumed>) = 0 [pid 442] rt_sigprocmask(SIG_SETMASK, [], [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(14 [pid 436] close(14 [pid 444] rt_sigprocmask(SIG_SETMASK, [], [pid 443] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 440] close(15 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 443] <... symlink resumed>) = 0 [pid 442] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(15 [pid 436] close(15 [pid 444] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 443] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 442] <... futex resumed>) = 0 [pid 440] close(16 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... bpf resumed>) = 3 [pid 443] <... symlink resumed>) = 0 [pid 442] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(16 [pid 436] close(16 [pid 444] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] close(17 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... futex resumed>) = 0 [pid 443] <... symlink resumed>) = 0 [pid 442] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(17 [pid 436] close(17 [pid 444] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 442] <... futex resumed>) = 0 [pid 440] close(18 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 443] <... openat resumed>) = 3 [pid 442] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(18 [pid 436] close(18 [pid 444] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] write(3, "1000", 4 [pid 440] close(19 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... futex resumed>) = 1 [pid 443] <... write resumed>) = 4 [pid 442] <... futex resumed>) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(19 [pid 436] close(19 [pid 444] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] close(3 [pid 442] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] close(20 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] <... close resumed>) = 0 [pid 442] <... futex resumed>) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(20 [pid 436] close(20 [pid 444] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 443] symlink("/dev/binderfs", "./binderfs" [pid 442] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] close(21 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... bpf resumed>, 56) = 0 [pid 443] <... symlink resumed>) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(21 [pid 436] close(21 [pid 443] write(1, "executing program\n", 18 [pid 440] close(22 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... write resumed>) = 18 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(22 [pid 436] close(22 [pid 444] <... futex resumed>) = 1 [pid 443] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 440] close(23 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] <... futex resumed>) = 0 [pid 442] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(23 [pid 436] close(23 [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 442] <... futex resumed>) = 0 [pid 440] close(24 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] <... rt_sigaction resumed>NULL, 8) = 0 [pid 442] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(24 [pid 436] close(24 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 440] close(25 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(25 [pid 436] close(25 [pid 444] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 440] close(26 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... futex resumed>) = 1 [pid 443] <... mmap resumed>) = 0x7f2342d01000 [pid 442] <... futex resumed>) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(26 [pid 436] close(26 [pid 444] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 442] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 440] close(27 [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] <... mprotect resumed>) = 0 [pid 442] <... futex resumed>) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] close(27 [pid 436] close(27 [pid 444] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 442] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] close(28 [pid 443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 440] close(29 [pid 438] close(28 [pid 436] close(28./strace-static-x86_64: Process 445 attached [pid 444] <... bpf resumed>) = 4 [pid 440] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 445] set_robust_list(0x7f2342d219a0, 24 [pid 444] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... clone3 resumed> => {parent_tid=[29]}, 88) = 29 [pid 440] exit_group(0 [pid 438] close(29 [pid 436] close(29 [pid 445] <... set_robust_list resumed>) = 0 [pid 444] <... futex resumed>) = 1 [pid 443] rt_sigprocmask(SIG_SETMASK, [], [pid 442] <... futex resumed>) = 0 [pid 441] <... futex resumed>) = ? [pid 440] <... exit_group resumed>) = ? [pid 438] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 445] rt_sigprocmask(SIG_SETMASK, [], [pid 444] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 442] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 441] +++ exited with 0 +++ [pid 444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 440] +++ exited with 0 +++ [pid 445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 443] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] <... futex resumed>) = 0 [pid 438] exit_group(0 [pid 436] exit_group(0 [pid 445] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 444] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 443] <... futex resumed>) = 0 [pid 442] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 439] <... futex resumed>) = ? [pid 438] <... exit_group resumed>) = ? [pid 437] <... futex resumed>) = ? [pid 436] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 445] <... bpf resumed>) = 3 [pid 443] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 445] <... futex resumed>) = 0 [pid 443] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 443] <... futex resumed>) = 0 [pid 445] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 443] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 445] <... futex resumed>) = 0 [pid 443] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 439] +++ exited with 0 +++ [pid 438] +++ exited with 0 +++ [pid 445] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 443] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 445] <... bpf resumed>, 56) = 0 [pid 443] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 445] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 445] <... futex resumed>) = 0 [pid 443] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 443] <... futex resumed>) = 0 [pid 437] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 445] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 443] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 445] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 445] <... futex resumed>) = 0 [pid 443] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 443] <... futex resumed>) = 0 [pid 443] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] <... bpf resumed>) = 4 [pid 445] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 443] <... futex resumed>) = 0 [pid 445] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 445] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 443] <... futex resumed>) = 0 [pid 445] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 443] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./14/binderfs", [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] unlink("./14/binderfs" [pid 298] <... openat resumed>) = 3 [pid 295] <... unlink resumed>) = 0 [pid 298] newfstatat(3, "", [pid 295] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 444] <... bpf resumed>) = 5 [pid 298] getdents64(3, [pid 444] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] unlink("./14/cgroup.net" [pid 444] <... futex resumed>) = 1 [pid 295] <... unlink resumed>) = 0 [pid 445] <... bpf resumed>) = 5 [pid 444] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 442] <... futex resumed>) = 0 [pid 295] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 445] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] close(3 [pid 298] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 445] <... futex resumed>) = 1 [pid 443] <... futex resumed>) = 0 [pid 442] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./14/cgroup.cpu", [pid 445] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] close(3 [pid 442] close(4 [pid 298] newfstatat(AT_FDCWD, "./14/binderfs", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 443] <... close resumed>) = 0 [pid 442] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./14/cgroup.cpu" [pid 443] close(4 [pid 442] close(5 [pid 298] unlink("./14/binderfs" [pid 295] <... unlink resumed>) = 0 [pid 443] <... close resumed>) = 0 [pid 295] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 443] close(5 [pid 298] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./14/cgroup", [pid 298] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./14/cgroup" [pid 298] newfstatat(AT_FDCWD, "./14/cgroup.net", [pid 295] <... unlink resumed>) = 0 [pid 295] getdents64(3, [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] unlink("./14/cgroup.net" [pid 295] close(3 [pid 298] <... unlink resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 298] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] rmdir("./14" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 298] unlink("./14/cgroup.cpu") = 0 [pid 295] mkdir("./15", 0777 [pid 298] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 298] unlink("./14/cgroup") = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./14") = 0 [pid 298] mkdir("./15", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 446 attached ./strace-static-x86_64: Process 447 attached [pid 299] <... restart_syscall resumed>) = 0 [pid 447] set_robust_list(0x55559251a6a0, 24 [pid 446] set_robust_list(0x55559251a6a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 32 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 32 [pid 447] <... set_robust_list resumed>) = 0 [pid 446] <... set_robust_list resumed>) = 0 [pid 447] chdir("./15" [pid 446] chdir("./15" [pid 299] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 447] <... chdir resumed>) = 0 [pid 446] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 446] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 447] <... prctl resumed>) = 0 [pid 446] <... prctl resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 447] setpgid(0, 0) = 0 [pid 446] setpgid(0, 0 [pid 299] newfstatat(3, "", [pid 447] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 446] <... setpgid resumed>) = 0 [pid 447] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 447] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 446] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 447] <... symlink resumed>) = 0 [pid 299] getdents64(3, [pid 447] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 446] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 446] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 299] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 447] <... openat resumed>) = 3 [pid 446] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 447] write(3, "1000", 4 [pid 446] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 299] newfstatat(AT_FDCWD, "./13/binderfs", [pid 447] <... write resumed>) = 4 [pid 446] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 447] close(3 [pid 446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] unlink("./13/binderfs" [pid 447] <... close resumed>) = 0 [pid 446] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 447] symlink("/dev/binderfs", "./binderfs" [pid 446] write(3, "1000", 4 [pid 299] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 446] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 446] close(3 [pid 299] newfstatat(AT_FDCWD, "./13/cgroup.net", [pid 447] <... symlink resumed>) = 0 [pid 446] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 447] write(1, "executing program\n", 18executing program [pid 446] symlink("/dev/binderfs", "./binderfs" [pid 299] unlink("./13/cgroup.net" [pid 447] <... write resumed>) = 18 [pid 446] <... symlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 executing program [pid 447] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] write(1, "executing program\n", 18 [pid 299] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 447] <... futex resumed>) = 0 [pid 446] <... write resumed>) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 447] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 446] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./13/cgroup.cpu", [pid 447] <... rt_sigaction resumed>NULL, 8) = 0 [pid 446] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 447] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 446] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] unlink("./13/cgroup.cpu" [pid 447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 446] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] <... unlink resumed>) = 0 [pid 447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 446] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 447] <... mmap resumed>) = 0x7f2342d01000 [pid 446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 446] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] newfstatat(AT_FDCWD, "./13/cgroup", [pid 447] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 446] <... mmap resumed>) = 0x7f2342d01000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 447] <... mprotect resumed>) = 0 [pid 446] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 299] unlink("./13/cgroup" [pid 447] rt_sigprocmask(SIG_BLOCK, ~[], [pid 446] <... mprotect resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 447] <... rt_sigprocmask resumed>[], 8) = 0 [pid 446] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] getdents64(3, [pid 447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 446] <... rt_sigprocmask resumed>[], 8) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 446] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 299] close(3./strace-static-x86_64: Process 449 attached ./strace-static-x86_64: Process 448 attached ) = 0 [pid 449] set_robust_list(0x7f2342d219a0, 24 [pid 448] set_robust_list(0x7f2342d219a0, 24 [pid 447] <... clone3 resumed> => {parent_tid=[33]}, 88) = 33 [pid 446] <... clone3 resumed> => {parent_tid=[33]}, 88) = 33 [pid 299] rmdir("./13" [pid 449] <... set_robust_list resumed>) = 0 [pid 448] <... set_robust_list resumed>) = 0 [pid 447] rt_sigprocmask(SIG_SETMASK, [], [pid 446] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... rmdir resumed>) = 0 [pid 449] rt_sigprocmask(SIG_SETMASK, [], [pid 448] rt_sigprocmask(SIG_SETMASK, [], [pid 447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] mkdir("./14", 0777 [pid 449] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 448] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 447] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... mkdir resumed>) = 0 [pid 449] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 448] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 447] <... futex resumed>) = 0 [pid 446] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 449] <... bpf resumed>) = 3 [pid 448] <... bpf resumed>) = 3 [pid 447] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 449] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 450 attached [pid 449] <... futex resumed>) = 0 [pid 448] <... futex resumed>) = 0 [pid 447] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] set_robust_list(0x55559251a6a0, 24 [pid 449] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 447] <... futex resumed>) = 0 [pid 446] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 30 [pid 450] <... set_robust_list resumed>) = 0 [pid 449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 448] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 447] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] <... futex resumed>) = 0 [pid 450] chdir("./14" [pid 449] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 448] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 446] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] <... chdir resumed>) = 0 [pid 449] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 448] <... futex resumed>) = 0 [pid 447] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 449] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 447] <... futex resumed>) = 0 [pid 450] <... prctl resumed>) = 0 [pid 449] <... futex resumed>) = 1 [pid 446] <... futex resumed>) = 0 [pid 450] setpgid(0, 0 [pid 449] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] <... bpf resumed>, 56) = 0 [pid 447] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 446] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... setpgid resumed>) = 0 [pid 449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 448] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 446] <... futex resumed>) = 0 [pid 450] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 449] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 448] <... futex resumed>) = 0 [pid 447] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] <... symlink resumed>) = 0 [pid 449] <... bpf resumed>, 56) = 0 [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 447] <... futex resumed>) = 0 [pid 450] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 449] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 447] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] <... symlink resumed>) = 0 [pid 449] <... futex resumed>) = 1 [pid 448] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 446] <... futex resumed>) = 0 [pid 450] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 449] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] <... futex resumed>) = 0 [pid 446] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... symlink resumed>) = 0 [pid 449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 448] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 447] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... futex resumed>) = 0 [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 447] <... futex resumed>) = 0 [pid 446] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] <... openat resumed>) = 3 [pid 447] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] write(3, "1000", 4) = 4 [pid 450] close(3) = 0 [pid 450] symlink("/dev/binderfs", "./binderfs") = 0 [pid 450] write(1, "executing program\n", 18) = 18 [pid 450] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 450] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 450] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 449] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 448] <... bpf resumed>) = 4 [pid 450] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 449] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... mprotect resumed>) = 0 [pid 450] rt_sigprocmask(SIG_BLOCK, ~[], [pid 449] <... futex resumed>) = 1 [pid 448] <... futex resumed>) = 1 [pid 447] <... futex resumed>) = 0 [pid 446] <... futex resumed>) = 0 [pid 450] <... rt_sigprocmask resumed>[], 8) = 0 [pid 449] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 448] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 448] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 447] <... futex resumed>) = 0 [pid 446] <... futex resumed>) = 0 ./strace-static-x86_64: Process 451 attached [pid 449] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 448] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 446] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 451] set_robust_list(0x7f2342d219a0, 24 [pid 450] <... clone3 resumed> => {parent_tid=[31]}, 88) = 31 [pid 447] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 450] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 450] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 451] <... set_robust_list resumed>) = 0 [pid 449] <... bpf resumed>) = 4 [pid 451] rt_sigprocmask(SIG_SETMASK, [], [pid 449] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 451] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 449] <... futex resumed>) = 1 [pid 446] <... futex resumed>) = 0 [pid 451] <... bpf resumed>) = 3 [pid 446] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 449] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 446] <... futex resumed>) = 0 [pid 451] <... futex resumed>) = 1 [pid 450] <... futex resumed>) = 0 [pid 446] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 451] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 450] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] <... futex resumed>) = 0 [pid 451] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 450] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 451] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 451] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 450] <... futex resumed>) = 0 [pid 451] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 450] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] <... futex resumed>) = 0 [pid 451] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 450] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 451] <... bpf resumed>, 56) = 0 [pid 451] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 450] <... futex resumed>) = 0 [pid 451] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 450] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] <... futex resumed>) = 0 [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 450] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 451] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 443] <... close resumed>) = 0 [pid 442] <... close resumed>) = 0 [pid 451] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] close(6 [pid 442] close(6 [pid 451] <... futex resumed>) = 1 [pid 450] <... futex resumed>) = 0 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 451] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 450] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] close(7 [pid 442] close(7 [pid 451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] <... futex resumed>) = 0 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 451] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 450] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 443] close(8 [pid 442] close(8 [pid 451] <... bpf resumed>) = 4 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 451] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 443] close(9 [pid 442] close(9 [pid 451] <... futex resumed>) = 1 [pid 450] <... futex resumed>) = 0 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 451] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 450] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 442] close(10 [pid 451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] <... futex resumed>) = 0 [pid 443] close(10 [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 451] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 442] close(11 [pid 450] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(11 [pid 442] close(12) = -1 EBADF (Bad file descriptor) [pid 442] close(13) = -1 EBADF (Bad file descriptor) [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] close(14 [pid 443] close(12 [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] close(15) = -1 EBADF (Bad file descriptor) [pid 443] close(13 [pid 442] close(16 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(14 [pid 442] close(17 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] close(18) = -1 EBADF (Bad file descriptor) [pid 443] close(15 [pid 442] close(19 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(16 [pid 442] close(20 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(17 [pid 442] close(21) = -1 EBADF (Bad file descriptor) [pid 442] close(22 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(18 [pid 442] close(23 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(19 [pid 442] close(24 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(20 [pid 442] close(25) = -1 EBADF (Bad file descriptor) [pid 442] close(26 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(21 [pid 442] close(27 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(22 [pid 442] close(28 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(23 [pid 442] close(29 [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 443] close(24 [pid 442] exit_group(0 [pid 444] <... futex resumed>) = ? [pid 443] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 442] <... exit_group resumed>) = ? [pid 444] +++ exited with 0 +++ [pid 443] close(25) = -1 EBADF (Bad file descriptor) [pid 443] close(26) = -1 EBADF (Bad file descriptor) [pid 442] +++ exited with 0 +++ [pid 443] close(27) = -1 EBADF (Bad file descriptor) [pid 443] close(28) = -1 EBADF (Bad file descriptor) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 443] close(29) = -1 EBADF (Bad file descriptor) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 443] exit_group(0 [pid 445] <... futex resumed>) = ? [pid 443] <... exit_group resumed>) = ? [pid 445] +++ exited with 0 +++ [pid 443] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./13/binderfs") = 0 [pid 297] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./13/cgroup.net") = 0 [pid 297] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./13/cgroup.cpu") = 0 [pid 297] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./13/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./13") = 0 [pid 297] mkdir("./14", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 452 attached [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 30 [pid 452] set_robust_list(0x55559251a6a0, 24) = 0 [pid 296] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 452] chdir("./14" [pid 296] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 452] <... chdir resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 452] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] newfstatat(3, "", [pid 452] <... prctl resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 452] setpgid(0, 0 [pid 296] getdents64(3, [pid 452] <... setpgid resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 452] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 296] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 452] <... symlink resumed>) = 0 [pid 296] unlink("./14/binderfs" [pid 452] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 452] <... symlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 452] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./14/cgroup.net" [pid 452] <... symlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./14/cgroup.cpu", [pid 452] <... openat resumed>) = 3 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 452] write(3, "1000", 4 [pid 296] unlink("./14/cgroup.cpu" [pid 452] <... write resumed>) = 4 [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 452] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 452] <... close resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./14/cgroup", [pid 452] symlink("/dev/binderfs", "./binderfs" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./14/cgroup"executing program [pid 452] <... symlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 296] getdents64(3, [pid 452] write(1, "executing program\n", 18 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 452] <... write resumed>) = 18 [pid 296] close(3 [pid 452] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... close resumed>) = 0 [pid 452] <... futex resumed>) = 0 [pid 296] rmdir("./14" [pid 452] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] <... rmdir resumed>) = 0 [pid 296] mkdir("./15", 0777 [pid 452] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 452] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 452] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 453 attached [pid 452] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 453] set_robust_list(0x55559251a6a0, 24 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 32 [pid 453] <... set_robust_list resumed>) = 0 [pid 452] <... mmap resumed>) = 0x7f2342d01000 [pid 453] chdir("./15" [pid 452] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 453] <... chdir resumed>) = 0 [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 452] <... mprotect resumed>) = 0 [pid 453] <... prctl resumed>) = 0 [pid 453] setpgid(0, 0) = 0 [pid 452] rt_sigprocmask(SIG_BLOCK, ~[], [pid 453] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 452] <... rt_sigprocmask resumed>[], 8) = 0 [pid 453] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 452] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 453] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 454 attached ) = 3 [pid 454] set_robust_list(0x7f2342d219a0, 24 [pid 453] write(3, "1000", 4 [pid 452] <... clone3 resumed> => {parent_tid=[31]}, 88) = 31 [pid 454] <... set_robust_list resumed>) = 0 [pid 453] <... write resumed>) = 4 [pid 454] rt_sigprocmask(SIG_SETMASK, [], [pid 453] close(3 [pid 452] rt_sigprocmask(SIG_SETMASK, [], [pid 454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 453] <... close resumed>) = 0 [pid 452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 454] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] symlink("/dev/binderfs", "./binderfs" [pid 452] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 453] <... symlink resumed>) = 0 [pid 452] <... futex resumed>) = 0 [pid 454] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72executing program [pid 453] write(1, "executing program\n", 18 [pid 454] <... bpf resumed>) = 3 [pid 453] <... write resumed>) = 18 [pid 452] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 454] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 453] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 453] <... futex resumed>) = 0 [pid 452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 454] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 453] <... rt_sigaction resumed>NULL, 8) = 0 [pid 452] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 453] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 448] <... bpf resumed>) = 5 [pid 454] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 448] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 452] <... futex resumed>) = 0 [pid 451] <... bpf resumed>) = 5 [pid 449] <... bpf resumed>) = 5 [pid 448] <... futex resumed>) = 1 [pid 447] <... futex resumed>) = 0 [pid 454] <... futex resumed>) = 0 [pid 453] <... mmap resumed>) = 0x7f2342d01000 [pid 452] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 451] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 449] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 448] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] close(3 [pid 454] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 451] <... futex resumed>) = 1 [pid 450] <... futex resumed>) = 0 [pid 453] <... mprotect resumed>) = 0 [pid 452] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 451] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 450] close(3 [pid 449] <... futex resumed>) = 1 [pid 447] <... close resumed>) = 0 [pid 446] <... futex resumed>) = 0 [pid 454] <... futex resumed>) = 0 [pid 453] rt_sigprocmask(SIG_BLOCK, ~[], [pid 452] <... futex resumed>) = 1 [pid 454] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 453] <... rt_sigprocmask resumed>[], 8) = 0 [pid 450] <... close resumed>) = 0 [pid 454] <... bpf resumed>, 56) = 0 [pid 453] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 452] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] close(4 [pid 449] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] close(4 [pid 446] close(3./strace-static-x86_64: Process 455 attached [pid 454] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] <... close resumed>) = 0 [pid 446] <... close resumed>) = 0 [pid 455] set_robust_list(0x7f2342d219a0, 24 [pid 454] <... futex resumed>) = 0 [pid 453] <... clone3 resumed> => {parent_tid=[33]}, 88) = 33 [pid 452] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] close(5 [pid 447] <... close resumed>) = 0 [pid 446] close(4 [pid 455] <... set_robust_list resumed>) = 0 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 453] rt_sigprocmask(SIG_SETMASK, [], [pid 452] <... futex resumed>) = 0 [pid 455] rt_sigprocmask(SIG_SETMASK, [], [pid 454] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 452] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] <... close resumed>) = 0 [pid 447] close(5 [pid 446] <... close resumed>) = 0 [pid 455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 454] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 453] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] <... futex resumed>) = 0 [pid 453] <... futex resumed>) = 0 [pid 452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] close(6 [pid 455] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 454] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 452] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(5 [pid 455] <... bpf resumed>) = 3 [pid 454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 452] <... futex resumed>) = 0 [pid 450] close(7 [pid 455] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 452] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] <... futex resumed>) = 1 [pid 454] <... bpf resumed>) = 4 [pid 453] <... futex resumed>) = 0 [pid 450] close(8 [pid 455] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 454] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 453] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 454] <... futex resumed>) = 1 [pid 453] <... futex resumed>) = 0 [pid 452] <... futex resumed>) = 0 [pid 450] close(9 [pid 455] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 454] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 452] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 452] <... futex resumed>) = 0 [pid 450] close(10 [pid 455] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 455] <... futex resumed>) = 1 [pid 453] <... futex resumed>) = 0 [pid 452] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] close(11 [pid 453] <... futex resumed>) = 0 [pid 453] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 450] close(12 [pid 455] <... bpf resumed>, 56) = 0 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] close(13 [pid 455] <... futex resumed>) = 1 [pid 453] <... futex resumed>) = 0 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] close(14 [pid 455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 453] <... futex resumed>) = 0 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 453] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] close(15 [pid 455] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] close(16 [pid 455] <... futex resumed>) = 1 [pid 453] <... futex resumed>) = 0 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] close(17 [pid 455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 453] <... futex resumed>) = 0 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 453] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 450] close(18) = -1 EBADF (Bad file descriptor) [pid 450] close(19) = -1 EBADF (Bad file descriptor) [pid 450] close(20) = -1 EBADF (Bad file descriptor) [pid 450] close(21 [pid 455] <... bpf resumed>) = 4 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 453] <... futex resumed>) = 0 [pid 450] close(22 [pid 455] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 453] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 453] <... futex resumed>) = 0 [pid 450] close(23 [pid 453] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 450] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 450] close(24) = -1 EBADF (Bad file descriptor) [pid 450] close(25) = -1 EBADF (Bad file descriptor) [pid 450] close(26) = -1 EBADF (Bad file descriptor) [pid 450] close(27) = -1 EBADF (Bad file descriptor) [pid 450] close(28) = -1 EBADF (Bad file descriptor) [pid 450] close(29) = -1 EBADF (Bad file descriptor) [pid 450] exit_group(0 [pid 451] <... futex resumed>) = ? [pid 450] <... exit_group resumed>) = ? [pid 451] +++ exited with 0 +++ [pid 450] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./14/binderfs") = 0 [pid 299] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./14/cgroup.net") = 0 [pid 299] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./14/cgroup.cpu") = 0 [pid 299] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./14/cgroup") = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./14") = 0 [pid 299] mkdir("./15", 0777) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 32 ./strace-static-x86_64: Process 456 attached [pid 456] set_robust_list(0x55559251a6a0, 24) = 0 [pid 456] chdir("./15") = 0 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 456] setpgid(0, 0) = 0 [pid 456] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 456] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 456] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 456] write(3, "1000", 4) = 4 [pid 456] close(3) = 0 [pid 456] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 456] write(1, "executing program\n", 18) = 18 [pid 456] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... close resumed>) = 0 [pid 446] <... close resumed>) = 0 [pid 456] <... futex resumed>) = 0 [pid 447] close(6 [pid 456] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(6 [pid 456] <... rt_sigaction resumed>NULL, 8) = 0 [pid 447] close(7 [pid 456] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 447] close(8 [pid 446] close(7 [pid 456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 456] <... mmap resumed>) = 0x7f2342d01000 [pid 447] close(9 [pid 456] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(8 [pid 456] <... mprotect resumed>) = 0 [pid 447] close(10 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 456] rt_sigprocmask(SIG_BLOCK, ~[], [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 456] <... rt_sigprocmask resumed>[], 8) = 0 [pid 447] close(11 [pid 456] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(9./strace-static-x86_64: Process 457 attached [pid 447] close(12 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] set_robust_list(0x7f2342d219a0, 24 [pid 456] <... clone3 resumed> => {parent_tid=[33]}, 88) = 33 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(10 [pid 457] <... set_robust_list resumed>) = 0 [pid 456] rt_sigprocmask(SIG_SETMASK, [], [pid 447] close(13 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] rt_sigprocmask(SIG_SETMASK, [], [pid 456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(11 [pid 457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 456] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] close(14 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 456] <... futex resumed>) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 456] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 447] close(15 [pid 446] close(12 [pid 457] <... bpf resumed>) = 3 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] close(16 [pid 446] close(13 [pid 457] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] close(17 [pid 456] <... futex resumed>) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 456] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 447] close(18 [pid 446] close(14 [pid 457] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 447] close(19 [pid 446] close(15 [pid 457] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 447] close(20 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(16 [pid 457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 456] <... futex resumed>) = 0 [pid 447] close(21 [pid 457] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 456] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 447] close(22) = -1 EBADF (Bad file descriptor) [pid 447] close(23 [pid 457] <... bpf resumed>, 56) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(17 [pid 457] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] close(24 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(18 [pid 457] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] close(25 [pid 456] <... futex resumed>) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 456] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 447] close(26 [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(19 [pid 457] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 447] close(27) = -1 EBADF (Bad file descriptor) [pid 447] close(28) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] close(29 [pid 446] close(20 [pid 457] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 447] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] exit_group(0 [pid 446] close(21 [pid 457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 456] <... futex resumed>) = 0 [pid 448] <... futex resumed>) = ? [pid 447] <... exit_group resumed>) = ? [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 457] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 456] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] +++ exited with 0 +++ [pid 446] close(22 [pid 447] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(23) = -1 EBADF (Bad file descriptor) [pid 446] close(24 [pid 298] <... restart_syscall resumed>) = 0 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 446] close(25) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 457] <... bpf resumed>) = 4 [pid 446] close(26 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 446] close(27 [pid 298] <... openat resumed>) = 3 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(3, "", [pid 446] close(28 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 446] close(29 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 457] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 457] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 446] exit_group(0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 457] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 449] <... futex resumed>) = ? [pid 446] <... exit_group resumed>) = ? [pid 298] newfstatat(AT_FDCWD, "./15/binderfs", [pid 457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 456] <... futex resumed>) = 0 [pid 449] +++ exited with 0 +++ [pid 446] +++ exited with 0 +++ [pid 457] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 456] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] unlink("./15/binderfs") = 0 [pid 298] umount2("./15/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./15/cgroup.net") = 0 [pid 295] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./15/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./15/cgroup.cpu" [pid 295] <... openat resumed>) = 3 [pid 298] <... unlink resumed>) = 0 [pid 295] newfstatat(3, "", [pid 298] umount2("./15/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] unlink("./15/cgroup") = 0 [pid 295] getdents64(3, [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] rmdir("./15") = 0 [pid 295] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] mkdir("./16", 0777) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 458 attached [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 34 [pid 295] unlink("./15/binderfs" [pid 458] set_robust_list(0x55559251a6a0, 24) = 0 [pid 458] chdir("./16") = 0 [pid 295] <... unlink resumed>) = 0 [pid 458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] umount2("./15/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 458] setpgid(0, 0) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 458] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 295] unlink("./15/cgroup.net" [pid 458] <... symlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 458] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 295] umount2("./15/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 458] <... symlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./15/cgroup.cpu", [pid 458] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./15/cgroup.cpu" [pid 458] <... symlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] umount2("./15/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 458] <... openat resumed>) = 3 [pid 295] newfstatat(AT_FDCWD, "./15/cgroup", [pid 458] write(3, "1000", 4 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 458] <... write resumed>) = 4 [pid 295] unlink("./15/cgroup" [pid 458] close(3 [pid 295] <... unlink resumed>) = 0 [pid 458] <... close resumed>) = 0 [pid 295] getdents64(3, [pid 458] symlink("/dev/binderfs", "./binderfs" [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3executing program [pid 458] <... symlink resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 458] write(1, "executing program\n", 18 [pid 295] rmdir("./15" [pid 458] <... write resumed>) = 18 [pid 295] <... rmdir resumed>) = 0 [pid 458] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] mkdir("./16", 0777 [pid 458] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 458] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 458] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 458] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 458] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 458] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 460 attached ./strace-static-x86_64: Process 459 attached [pid 460] set_robust_list(0x7f2342d219a0, 24 [pid 459] set_robust_list(0x55559251a6a0, 24 [pid 458] <... clone3 resumed> => {parent_tid=[35]}, 88) = 35 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 34 [pid 460] <... set_robust_list resumed>) = 0 [pid 459] <... set_robust_list resumed>) = 0 [pid 458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 458] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 460] rt_sigprocmask(SIG_SETMASK, [], [pid 459] chdir("./16" [pid 458] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 459] <... chdir resumed>) = 0 [pid 460] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 460] <... bpf resumed>) = 3 [pid 459] <... prctl resumed>) = 0 [pid 460] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 459] setpgid(0, 0 [pid 458] <... futex resumed>) = 0 [pid 460] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] <... setpgid resumed>) = 0 [pid 458] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] <... futex resumed>) = 0 [pid 458] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 460] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 459] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 460] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 460] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... symlink resumed>) = 0 [pid 460] <... futex resumed>) = 1 [pid 459] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 458] <... futex resumed>) = 0 [pid 460] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] <... symlink resumed>) = 0 [pid 458] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] <... futex resumed>) = 0 [pid 460] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 459] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 458] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 460] <... bpf resumed>, 56) = 0 [pid 460] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... symlink resumed>) = 0 [pid 460] <... futex resumed>) = 1 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 458] <... futex resumed>) = 0 [pid 460] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... openat resumed>) = 3 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 459] write(3, "1000", 4 [pid 460] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 459] <... write resumed>) = 4 [pid 458] <... futex resumed>) = 0 [pid 457] <... bpf resumed>) = 5 [pid 455] <... bpf resumed>) = 5 [pid 454] <... bpf resumed>) = 5 [pid 460] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] close(3 [pid 458] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 457] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 455] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 454] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = 0 [pid 459] <... close resumed>) = 0 [pid 458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 457] <... futex resumed>) = 1 [pid 456] <... futex resumed>) = 0 [pid 455] <... futex resumed>) = 1 [pid 454] <... futex resumed>) = 1 [pid 453] <... futex resumed>) = 0 [pid 452] <... futex resumed>) = 0 [pid 460] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] symlink("/dev/binderfs", "./binderfs" [pid 458] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 457] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 456] close(3 [pid 455] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 454] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 453] close(3 [pid 452] close(3 [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... symlink resumed>) = 0 [pid 458] <... futex resumed>) = 0 [pid 456] <... close resumed>) = 0 [pid 453] <... close resumed>) = 0 [pid 460] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 459] write(1, "executing program\n", 18 [pid 458] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 456] close(4 [pid 453] close(4executing program [pid 452] <... close resumed>) = 0 [pid 456] <... close resumed>) = 0 [pid 453] <... close resumed>) = 0 [pid 460] <... bpf resumed>) = 4 [pid 459] <... write resumed>) = 18 [pid 456] close(5 [pid 453] close(5 [pid 452] close(4 [pid 460] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = 0 [pid 453] <... close resumed>) = 0 [pid 452] <... close resumed>) = 0 [pid 460] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 458] <... futex resumed>) = 0 [pid 456] close(6 [pid 453] close(6 [pid 452] close(5 [pid 460] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 458] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] <... futex resumed>) = 0 [pid 456] close(7 [pid 453] close(7 [pid 460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... rt_sigaction resumed>NULL, 8) = 0 [pid 458] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = 0 [pid 460] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 459] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 456] close(8 [pid 453] close(8 [pid 452] close(6 [pid 459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 456] close(9 [pid 453] close(9 [pid 452] close(7 [pid 459] <... mmap resumed>) = 0x7f2342d01000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 456] close(10 [pid 453] close(10 [pid 452] close(8 [pid 459] <... mprotect resumed>) = 0 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] rt_sigprocmask(SIG_BLOCK, ~[], [pid 456] close(11 [pid 453] close(11 [pid 452] close(9 [pid 459] <... rt_sigprocmask resumed>[], 8) = 0 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 456] close(12 [pid 453] close(12 [pid 452] close(10 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 461 attached [pid 456] close(13 [pid 453] close(13 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] set_robust_list(0x7f2342d219a0, 24 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] <... set_robust_list resumed>) = 0 [pid 459] <... clone3 resumed> => {parent_tid=[35]}, 88) = 35 [pid 456] close(14 [pid 453] close(14 [pid 452] close(11 [pid 461] rt_sigprocmask(SIG_SETMASK, [], [pid 459] rt_sigprocmask(SIG_SETMASK, [], [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 456] close(15 [pid 453] close(15 [pid 461] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(12 [pid 461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... futex resumed>) = 0 [pid 456] close(16 [pid 453] close(16 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] <... bpf resumed>) = 3 [pid 459] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 456] close(17 [pid 453] close(17 [pid 452] close(13 [pid 461] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] <... futex resumed>) = 0 [pid 459] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] close(18 [pid 453] close(18 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 459] <... futex resumed>) = 0 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(14 [pid 461] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 459] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 456] close(19 [pid 453] close(19 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(15 [pid 461] <... futex resumed>) = 0 [pid 456] close(20 [pid 453] close(20 [pid 461] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... futex resumed>) = 0 [pid 456] close(21 [pid 453] close(21 [pid 452] close(16 [pid 461] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 459] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] <... bpf resumed>, 56) = 0 [pid 456] close(22 [pid 453] close(22 [pid 452] close(17 [pid 461] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 456] close(23 [pid 453] close(23 [pid 461] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(18 [pid 461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... futex resumed>) = 0 [pid 456] close(24 [pid 453] close(24 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 459] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(19 [pid 461] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 456] close(25 [pid 453] close(25 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(20 [pid 461] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 456] close(26 [pid 453] close(26 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(21 [pid 461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... futex resumed>) = 0 [pid 456] close(27 [pid 453] close(27 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 459] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(22 [pid 461] <... bpf resumed>) = 4 [pid 456] close(28 [pid 453] close(28 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(23 [pid 461] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 456] close(29 [pid 453] close(29 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 453] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(24 [pid 461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 459] <... futex resumed>) = 0 [pid 456] exit_group(0 [pid 453] exit_group(0 [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 461] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 459] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 457] <... futex resumed>) = ? [pid 456] <... exit_group resumed>) = ? [pid 455] <... futex resumed>) = ? [pid 453] <... exit_group resumed>) = ? [pid 452] close(25 [pid 457] +++ exited with 0 +++ [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 452] close(26) = -1 EBADF (Bad file descriptor) [pid 452] close(27 [pid 456] +++ exited with 0 +++ [pid 452] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 455] +++ exited with 0 +++ [pid 452] close(28) = -1 EBADF (Bad file descriptor) [pid 452] close(29) = -1 EBADF (Bad file descriptor) [pid 453] +++ exited with 0 +++ [pid 452] exit_group(0 [pid 454] <... futex resumed>) = ? [pid 452] <... exit_group resumed>) = ? [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 454] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 452] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./14/binderfs") = 0 [pid 297] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./14/cgroup.net") = 0 [pid 297] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./14/cgroup.cpu") = 0 [pid 297] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./14/cgroup") = 0 [pid 297] getdents64(3, [pid 461] <... bpf resumed>) = 5 [pid 460] <... bpf resumed>) = 5 [pid 299] <... restart_syscall resumed>) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 461] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] close(3 [pid 461] <... futex resumed>) = 1 [pid 460] <... futex resumed>) = 1 [pid 459] <... futex resumed>) = 0 [pid 458] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 461] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 460] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] close(3 [pid 458] close(3 [pid 299] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] rmdir("./14" [pid 459] <... close resumed>) = 0 [pid 458] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... rmdir resumed>) = 0 [pid 458] close(4 [pid 299] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] mkdir("./15", 0777 [pid 459] close(4 [pid 458] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 297] <... mkdir resumed>) = 0 [pid 458] close(5 [pid 299] newfstatat(3, "", [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 459] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 459] close(5./strace-static-x86_64: Process 462 attached [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 32 [pid 296] <... restart_syscall resumed>) = 0 [pid 299] getdents64(3, [pid 462] set_robust_list(0x55559251a6a0, 24 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 462] <... set_robust_list resumed>) = 0 [pid 299] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] chdir("./15" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] <... chdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./15/binderfs", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 462] <... prctl resumed>) = 0 [pid 299] unlink("./15/binderfs" [pid 296] <... openat resumed>) = 3 [pid 462] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 296] newfstatat(3, "", [pid 462] <... setpgid resumed>) = 0 [pid 299] umount2("./15/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 462] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] getdents64(3, [pid 462] <... symlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./15/cgroup.net", [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 462] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] <... symlink resumed>) = 0 [pid 299] unlink("./15/cgroup.net" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 462] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 299] <... unlink resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./15/binderfs", [pid 462] <... symlink resumed>) = 0 [pid 299] umount2("./15/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./15/binderfs" [pid 462] <... openat resumed>) = 3 [pid 299] newfstatat(AT_FDCWD, "./15/cgroup.cpu", [pid 462] write(3, "1000", 4 [pid 296] <... unlink resumed>) = 0 [pid 462] <... write resumed>) = 4 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./15/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] close(3 [pid 299] unlink("./15/cgroup.cpu" [pid 462] <... close resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 462] symlink("/dev/binderfs", "./binderfs" [pid 296] newfstatat(AT_FDCWD, "./15/cgroup.net", [pid 299] umount2("./15/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 462] write(1, "executing program\n", 18 [pid 299] newfstatat(AT_FDCWD, "./15/cgroup", [pid 296] unlink("./15/cgroup.net" [pid 462] <... write resumed>) = 18 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... unlink resumed>) = 0 [pid 462] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./15/cgroup" [pid 296] umount2("./15/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 462] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] getdents64(3, [pid 296] newfstatat(AT_FDCWD, "./15/cgroup.cpu", [pid 462] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 462] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] close(3 [pid 296] unlink("./15/cgroup.cpu" [pid 462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] rmdir("./15" [pid 296] umount2("./15/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 462] <... mmap resumed>) = 0x7f2342d01000 [pid 299] <... rmdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 462] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 299] mkdir("./16", 0777 [pid 296] newfstatat(AT_FDCWD, "./15/cgroup", [pid 462] <... mprotect resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 462] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] unlink("./15/cgroup" [pid 462] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] <... unlink resumed>) = 0 [pid 462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 463 attached [pid 296] getdents64(3, ./strace-static-x86_64: Process 464 attached [pid 463] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 34 [pid 464] set_robust_list(0x7f2342d219a0, 24 [pid 463] <... set_robust_list resumed>) = 0 [pid 462] <... clone3 resumed> => {parent_tid=[33]}, 88) = 33 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 464] <... set_robust_list resumed>) = 0 [pid 463] chdir("./16" [pid 462] rt_sigprocmask(SIG_SETMASK, [], [pid 296] close(3 [pid 464] rt_sigprocmask(SIG_SETMASK, [], [pid 463] <... chdir resumed>) = 0 [pid 462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 463] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 462] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... close resumed>) = 0 [pid 464] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 462] <... futex resumed>) = 0 [pid 464] <... bpf resumed>) = 3 [pid 463] <... prctl resumed>) = 0 [pid 462] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] rmdir("./15" [pid 464] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] setpgid(0, 0 [pid 462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 464] <... futex resumed>) = 0 [pid 463] <... setpgid resumed>) = 0 [pid 462] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... rmdir resumed>) = 0 [pid 464] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 462] <... futex resumed>) = 0 [pid 296] mkdir("./16", 0777 [pid 464] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 463] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 462] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... mkdir resumed>) = 0 [pid 464] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... symlink resumed>) = 0 [pid 462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 464] <... futex resumed>) = 0 [pid 463] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 462] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... symlink resumed>) = 0 [pid 463] symlink("/syzcgroup/net/syz4", "./cgroup.net"./strace-static-x86_64: Process 465 attached [pid 464] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 463] <... symlink resumed>) = 0 [pid 462] <... futex resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 34 [pid 465] set_robust_list(0x55559251a6a0, 24 [pid 464] <... bpf resumed>, 56) = 0 [pid 463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 462] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 465] <... set_robust_list resumed>) = 0 [pid 464] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] chdir("./16" [pid 464] <... futex resumed>) = 0 [pid 463] <... openat resumed>) = 3 [pid 462] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... chdir resumed>) = 0 [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 463] write(3, "1000", 4 [pid 462] <... futex resumed>) = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 464] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 463] <... write resumed>) = 4 [pid 462] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 465] <... prctl resumed>) = 0 [pid 464] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] close(3 [pid 462] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] setpgid(0, 0 [pid 464] <... futex resumed>) = 0 [pid 463] <... close resumed>) = 0 [pid 462] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... setpgid resumed>) = 0 [pid 464] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 462] <... futex resumed>) = 0 [pid 465] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 463] symlink("/dev/binderfs", "./binderfs" [pid 462] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 465] <... symlink resumed>) = 0 [pid 464] <... bpf resumed>) = 4 [pid 463] <... symlink resumed>) = 0 [pid 465] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 464] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... symlink resumed>) = 0 [pid 464] <... futex resumed>) = 1 executing program [pid 463] write(1, "executing program\n", 18 [pid 462] <... futex resumed>) = 0 [pid 465] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 464] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 463] <... write resumed>) = 18 [pid 462] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... symlink resumed>) = 0 [pid 464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 462] <... futex resumed>) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 464] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 463] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 462] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 465] <... openat resumed>) = 3 [pid 463] <... futex resumed>) = 0 [pid 465] write(3, "1000", 4) = 4 [pid 463] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 465] close(3) = 0 [pid 463] <... rt_sigaction resumed>NULL, 8) = 0 [pid 465] symlink("/dev/binderfs", "./binderfs" [pid 463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], executing program [pid 465] <... symlink resumed>) = 0 [pid 463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 465] write(1, "executing program\n", 18 [pid 463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 465] <... write resumed>) = 18 [pid 465] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 463] <... mmap resumed>) = 0x7f2342d01000 [pid 465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 463] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 463] <... mprotect resumed>) = 0 [pid 465] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 465] rt_sigprocmask(SIG_BLOCK, ~[], [pid 463] rt_sigprocmask(SIG_BLOCK, ~[], [pid 465] <... rt_sigprocmask resumed>[], 8) = 0 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 463] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 466 attached [pid 463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 466] set_robust_list(0x7f2342d219a0, 24 [pid 465] <... clone3 resumed> => {parent_tid=[35]}, 88) = 35 ./strace-static-x86_64: Process 467 attached [pid 466] <... set_robust_list resumed>) = 0 [pid 465] rt_sigprocmask(SIG_SETMASK, [], [pid 467] set_robust_list(0x7f2342d219a0, 24 [pid 466] rt_sigprocmask(SIG_SETMASK, [], [pid 465] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 463] <... clone3 resumed> => {parent_tid=[35]}, 88) = 35 [pid 467] <... set_robust_list resumed>) = 0 [pid 466] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 465] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] rt_sigprocmask(SIG_SETMASK, [], [pid 467] rt_sigprocmask(SIG_SETMASK, [], [pid 466] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 465] <... futex resumed>) = 0 [pid 463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 467] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 466] <... bpf resumed>) = 3 [pid 465] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 466] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 463] <... futex resumed>) = 0 [pid 467] <... bpf resumed>) = 3 [pid 466] <... futex resumed>) = 0 [pid 465] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 465] <... futex resumed>) = 0 [pid 463] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] <... futex resumed>) = 0 [pid 466] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 465] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 466] <... futex resumed>) = 0 [pid 465] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 465] <... futex resumed>) = 0 [pid 467] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 466] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 465] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 463] <... futex resumed>) = 0 [pid 467] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] <... bpf resumed>, 56) = 0 [pid 463] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 466] <... futex resumed>) = 1 [pid 465] <... futex resumed>) = 0 [pid 463] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... futex resumed>) = 0 [pid 466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] <... futex resumed>) = 0 [pid 463] <... futex resumed>) = 1 [pid 467] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 465] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] <... bpf resumed>, 56) = 0 [pid 466] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 463] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 467] <... futex resumed>) = 0 [pid 466] <... futex resumed>) = 1 [pid 465] <... futex resumed>) = 0 [pid 463] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 465] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 467] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 466] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 465] <... futex resumed>) = 0 [pid 463] <... futex resumed>) = 0 [pid 467] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] <... futex resumed>) = 0 [pid 467] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] <... bpf resumed>) = 4 [pid 463] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 458] <... close resumed>) = 0 [pid 459] <... close resumed>) = 0 [pid 463] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 458] close(6 [pid 466] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] close(6 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 467] <... futex resumed>) = 0 [pid 466] <... futex resumed>) = 1 [pid 465] <... futex resumed>) = 0 [pid 463] <... futex resumed>) = 1 [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(7 [pid 467] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 466] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 463] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 459] close(7 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 467] <... bpf resumed>) = 4 [pid 466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 465] <... futex resumed>) = 0 [pid 467] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 465] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(8 [pid 467] <... futex resumed>) = 1 [pid 463] <... futex resumed>) = 0 [pid 459] close(8 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 467] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 463] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(9 [pid 467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 463] <... futex resumed>) = 0 [pid 459] close(9 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 467] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 463] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(10 [pid 459] close(10 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(11 [pid 459] close(11 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(12 [pid 459] close(12 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(13 [pid 459] close(13 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(14 [pid 459] close(14 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(15 [pid 459] close(15 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(16 [pid 459] close(16 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(17 [pid 459] close(17 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(18 [pid 459] close(18 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(19 [pid 459] close(19 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(20 [pid 459] close(20 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(21 [pid 459] close(21 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(22 [pid 459] close(22 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(23 [pid 459] close(23 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(24 [pid 459] close(24 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(25 [pid 459] close(25 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(26 [pid 459] close(26 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(27 [pid 459] close(27 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(28 [pid 459] close(28 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] close(29 [pid 459] close(29 [pid 458] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 459] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 458] exit_group(0 [pid 460] <... futex resumed>) = ? [pid 459] exit_group(0 [pid 458] <... exit_group resumed>) = ? [pid 460] +++ exited with 0 +++ [pid 461] <... futex resumed>) = ? [pid 459] <... exit_group resumed>) = ? [pid 461] +++ exited with 0 +++ [pid 458] +++ exited with 0 +++ [pid 459] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./16/binderfs") = 0 [pid 295] umount2("./16/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./16/cgroup.net") = 0 [pid 295] umount2("./16/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./16/cgroup.cpu") = 0 [pid 295] umount2("./16/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./16/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./16") = 0 [pid 295] mkdir("./17", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 36 ./strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x55559251a6a0, 24) = 0 [pid 468] chdir("./17") = 0 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0) = 0 [pid 468] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 468] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 468] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 468] write(3, "1000", 4) = 4 [pid 468] close(3) = 0 executing program [pid 468] symlink("/dev/binderfs", "./binderfs") = 0 [pid 468] write(1, "executing program\n", 18) = 18 [pid 468] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 468] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 468] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 468] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 469 attached [pid 469] set_robust_list(0x7f2342d219a0, 24 [pid 468] <... clone3 resumed> => {parent_tid=[37]}, 88) = 37 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 469] <... set_robust_list resumed>) = 0 [pid 468] rt_sigprocmask(SIG_SETMASK, [], [pid 469] rt_sigprocmask(SIG_SETMASK, [], [pid 468] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 468] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... openat resumed>) = 3 [pid 468] <... futex resumed>) = 0 [pid 469] <... bpf resumed>) = 3 [pid 298] newfstatat(3, "", [pid 469] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 469] <... futex resumed>) = 0 [pid 468] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 469] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 468] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 469] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 468] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 469] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 469] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 468] <... futex resumed>) = 0 [pid 298] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 469] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 468] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 469] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 468] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] newfstatat(AT_FDCWD, "./16/binderfs", [pid 469] <... bpf resumed>, 56) = 0 [pid 469] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 469] <... futex resumed>) = 1 [pid 468] <... futex resumed>) = 0 [pid 298] unlink("./16/binderfs" [pid 469] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 468] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 468] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] umount2("./16/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 469] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 469] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 468] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./16/cgroup.net", [pid 469] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 468] <... futex resumed>) = 0 [pid 467] <... bpf resumed>) = 5 [pid 466] <... bpf resumed>) = 5 [pid 464] <... bpf resumed>) = 5 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 469] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 468] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 467] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 464] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] unlink("./16/cgroup.net" [pid 467] <... futex resumed>) = 1 [pid 463] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 469] <... bpf resumed>) = 4 [pid 467] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 466] <... futex resumed>) = 1 [pid 465] <... futex resumed>) = 0 [pid 464] <... futex resumed>) = 1 [pid 463] close(3 [pid 462] <... futex resumed>) = 0 [pid 298] umount2("./16/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 469] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 466] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 465] close(3 [pid 464] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 463] <... close resumed>) = 0 [pid 462] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 469] <... futex resumed>) = 1 [pid 468] <... futex resumed>) = 0 [pid 465] <... close resumed>) = 0 [pid 463] close(4 [pid 462] <... close resumed>) = 0 [pid 469] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] close(4 [pid 463] <... close resumed>) = 0 [pid 462] close(4 [pid 298] newfstatat(AT_FDCWD, "./16/cgroup.cpu", [pid 469] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 468] <... futex resumed>) = 0 [pid 465] <... close resumed>) = 0 [pid 463] close(5 [pid 462] <... close resumed>) = 0 [pid 469] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 468] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 465] close(5 [pid 462] close(5 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 469] <... bpf resumed>) = 5 [pid 465] <... close resumed>) = 0 [pid 463] <... close resumed>) = 0 [pid 298] unlink("./16/cgroup.cpu" [pid 469] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 465] close(6 [pid 463] close(6 [pid 469] <... futex resumed>) = 1 [pid 468] <... futex resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 469] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 468] close(3 [pid 465] close(7 [pid 463] close(7 [pid 298] umount2("./16/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 468] <... close resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(4 [pid 465] close(8 [pid 463] close(8 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 468] <... close resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./16/cgroup", [pid 468] close(5 [pid 465] close(9 [pid 463] close(9 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 465] close(10 [pid 463] close(10 [pid 298] unlink("./16/cgroup" [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 465] close(11 [pid 463] close(11 [pid 298] <... unlink resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 465] close(12 [pid 463] close(12 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 465] close(13 [pid 463] close(13 [pid 298] close(3 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 465] close(14 [pid 463] close(14 [pid 298] <... close resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 465] close(15 [pid 463] close(15 [pid 298] rmdir("./16" [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 465] close(16 [pid 298] <... rmdir resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] close(16 [pid 465] close(17 [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] mkdir("./17", 0777 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] close(17 [pid 465] close(18 [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... mkdir resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] close(18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 465] close(19 [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 465] close(20) = -1 EBADF (Bad file descriptor) [pid 465] close(21) = -1 EBADF (Bad file descriptor) [pid 465] close(22) = -1 EBADF (Bad file descriptor) [pid 465] close(23) = -1 EBADF (Bad file descriptor) [pid 465] close(24) = -1 EBADF (Bad file descriptor) [pid 465] close(25) = -1 EBADF (Bad file descriptor) [pid 465] close(26./strace-static-x86_64: Process 470 attached ) = -1 EBADF (Bad file descriptor) [pid 463] close(19 [pid 470] set_robust_list(0x55559251a6a0, 24 [pid 465] close(27 [pid 470] <... set_robust_list resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 36 [pid 470] chdir("./17" [pid 465] close(28 [pid 463] close(20 [pid 470] <... chdir resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 465] close(29 [pid 463] close(21 [pid 470] <... prctl resumed>) = 0 [pid 465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] setpgid(0, 0 [pid 465] exit_group(0 [pid 463] close(22 [pid 470] <... setpgid resumed>) = 0 [pid 466] <... futex resumed>) = ? [pid 465] <... exit_group resumed>) = ? [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] close(23 [pid 470] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 466] +++ exited with 0 +++ [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 463] close(24) = -1 EBADF (Bad file descriptor) [pid 463] close(25) = -1 EBADF (Bad file descriptor) [pid 463] close(26) = -1 EBADF (Bad file descriptor) [pid 463] close(27 [pid 465] +++ exited with 0 +++ [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... symlink resumed>) = 0 [pid 463] close(28 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 470] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 470] <... symlink resumed>) = 0 [pid 463] close(29 [pid 470] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 463] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 463] exit_group(0 [pid 467] <... futex resumed>) = ? [pid 463] <... exit_group resumed>) = ? [pid 470] <... openat resumed>) = 3 [pid 467] +++ exited with 0 +++ [pid 470] write(3, "1000", 4) = 4 [pid 463] +++ exited with 0 +++ [pid 470] close(3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 470] <... close resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 470] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 470] write(1, "executing program\n", 18) = 18 [pid 470] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 470] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 470] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x7f2342d219a0, 24 [pid 470] <... clone3 resumed> => {parent_tid=[37]}, 88) = 37 [pid 299] <... restart_syscall resumed>) = 0 [pid 471] <... set_robust_list resumed>) = 0 [pid 470] rt_sigprocmask(SIG_SETMASK, [], [pid 471] rt_sigprocmask(SIG_SETMASK, [], [pid 470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 471] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 470] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 470] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 471] <... bpf resumed>) = 3 [pid 471] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 471] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... openat resumed>) = 3 [pid 471] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(3, "", [pid 471] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = 1 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 471] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 470] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] getdents64(3, [pid 471] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] <... restart_syscall resumed>) = 0 [pid 471] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 471] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./16/binderfs", [pid 471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 470] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 471] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 470] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] unlink("./16/binderfs" [pid 471] <... bpf resumed>, 56) = 0 [pid 299] <... unlink resumed>) = 0 [pid 296] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./16/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 471] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./16/cgroup.net", [pid 296] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 470] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 470] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] unlink("./16/cgroup.net" [pid 296] <... openat resumed>) = 3 [pid 471] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] <... unlink resumed>) = 0 [pid 296] newfstatat(3, "", [pid 471] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./16/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 471] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 470] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./16/cgroup.cpu", [pid 471] <... bpf resumed>) = 4 [pid 470] <... futex resumed>) = 0 [pid 296] getdents64(3, [pid 471] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 471] <... futex resumed>) = 0 [pid 470] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] unlink("./16/cgroup.cpu" [pid 296] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 471] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... unlink resumed>) = 0 [pid 471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 470] <... futex resumed>) = 0 [pid 299] umount2("./16/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 471] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 470] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./16/binderfs", [pid 299] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./16/cgroup") = 0 [pid 296] unlink("./16/binderfs" [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 296] <... unlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./16" [pid 296] umount2("./16/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./17", 0777 [pid 296] newfstatat(AT_FDCWD, "./16/cgroup.net", [pid 299] <... mkdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] unlink("./16/cgroup.net"./strace-static-x86_64: Process 472 attached ) = 0 [pid 472] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 36 [pid 296] umount2("./16/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 472] <... set_robust_list resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 472] chdir("./17" [pid 296] newfstatat(AT_FDCWD, "./16/cgroup.cpu", [pid 472] <... chdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 296] unlink("./16/cgroup.cpu" [pid 472] setpgid(0, 0) = 0 [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./16/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 472] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 472] <... symlink resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./16/cgroup", [pid 472] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 472] <... symlink resumed>) = 0 [pid 296] unlink("./16/cgroup" [pid 472] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 296] <... unlink resumed>) = 0 [pid 472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] getdents64(3, [pid 472] <... openat resumed>) = 3 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 472] write(3, "1000", 4 [pid 296] close(3 [pid 472] <... write resumed>) = 4 [pid 472] close(3 [pid 296] <... close resumed>) = 0 [pid 472] <... close resumed>) = 0 [pid 472] symlink("/dev/binderfs", "./binderfs" [pid 296] rmdir("./16" [pid 472] <... symlink resumed>) = 0 executing program [pid 472] write(1, "executing program\n", 18 [pid 296] <... rmdir resumed>) = 0 [pid 472] <... write resumed>) = 18 [pid 296] mkdir("./17", 0777 [pid 472] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 472] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] <... mkdir resumed>) = 0 [pid 472] <... rt_sigaction resumed>NULL, 8) = 0 [pid 472] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 472] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 473 attached [pid 472] rt_sigprocmask(SIG_BLOCK, ~[], [pid 473] set_robust_list(0x55559251a6a0, 24 [pid 472] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 36 [pid 473] <... set_robust_list resumed>) = 0 [pid 472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 474 attached [pid 473] chdir("./17" [pid 474] set_robust_list(0x7f2342d219a0, 24 [pid 473] <... chdir resumed>) = 0 [pid 472] <... clone3 resumed> => {parent_tid=[37]}, 88) = 37 [pid 474] <... set_robust_list resumed>) = 0 [pid 473] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 472] rt_sigprocmask(SIG_SETMASK, [], [pid 474] rt_sigprocmask(SIG_SETMASK, [], [pid 473] <... prctl resumed>) = 0 [pid 472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 473] setpgid(0, 0 [pid 472] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 473] <... setpgid resumed>) = 0 [pid 472] <... futex resumed>) = 0 [pid 474] <... bpf resumed>) = 3 [pid 473] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 474] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... symlink resumed>) = 0 [pid 472] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... futex resumed>) = 0 [pid 473] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 472] <... futex resumed>) = 0 [pid 474] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 472] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 473] <... symlink resumed>) = 0 [pid 474] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 474] <... futex resumed>) = 1 [pid 472] <... futex resumed>) = 0 [pid 472] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... symlink resumed>) = 0 [pid 472] <... futex resumed>) = 0 [pid 474] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 473] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 472] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] <... bpf resumed>, 56) = 0 [pid 474] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... openat resumed>) = 3 [pid 474] <... futex resumed>) = 1 [pid 473] write(3, "1000", 4 [pid 472] <... futex resumed>) = 0 [pid 474] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... write resumed>) = 4 [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] close(3 [pid 472] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 473] <... close resumed>) = 0 [pid 472] <... futex resumed>) = 0 [pid 474] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 473] symlink("/dev/binderfs", "./binderfs" [pid 474] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] <... symlink resumed>) = 0 [pid 472] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 474] <... futex resumed>) = 0 [pid 473] write(1, "executing program\n", 18executing program [pid 474] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... write resumed>) = 18 [pid 472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 472] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 473] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 474] <... futex resumed>) = 0 [pid 473] <... rt_sigaction resumed>NULL, 8) = 0 [pid 472] <... futex resumed>) = 1 [pid 474] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 473] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 472] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 474] <... bpf resumed>) = 4 [pid 473] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 474] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... mmap resumed>) = 0x7f2342d01000 [pid 472] <... futex resumed>) = 0 [pid 474] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 472] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 472] <... futex resumed>) = 0 [pid 474] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 473] <... mprotect resumed>) = 0 [pid 472] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 473] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 473] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 475 attached [pid 475] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 473] <... clone3 resumed> => {parent_tid=[37]}, 88) = 37 [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 473] rt_sigprocmask(SIG_SETMASK, [], [pid 475] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 462] <... close resumed>) = 0 [pid 473] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... close resumed>) = 0 [pid 475] <... futex resumed>) = 0 [pid 473] <... futex resumed>) = 1 [pid 468] close(6 [pid 462] close(6 [pid 475] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 473] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] <... bpf resumed>) = 3 [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] close(7 [pid 462] close(7 [pid 475] <... futex resumed>) = 1 [pid 473] <... futex resumed>) = 0 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] close(8 [pid 462] close(8 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 0 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 473] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] close(9 [pid 475] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] close(9 [pid 475] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 468] close(10 [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 0 [pid 475] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 473] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] close(11 [pid 462] close(10 [pid 475] <... bpf resumed>, 56) = 0 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 473] <... futex resumed>) = 0 [pid 475] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] close(12 [pid 462] close(11 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 0 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 473] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] close(13 [pid 475] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] close(12 [pid 475] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] close(14 [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] <... futex resumed>) = 1 [pid 473] <... futex resumed>) = 0 [pid 475] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 0 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] close(13 [pid 475] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 473] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 468] close(15 [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] <... bpf resumed>) = 4 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 462] close(14 [pid 468] close(16 [pid 475] <... futex resumed>) = 1 [pid 473] <... futex resumed>) = 0 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] close(17 [pid 462] close(15 [pid 475] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] <... futex resumed>) = 0 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 475] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 473] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 468] close(18 [pid 462] close(16 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(19) = -1 EBADF (Bad file descriptor) [pid 468] close(20 [pid 462] close(17 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(21) = -1 EBADF (Bad file descriptor) [pid 462] close(18 [pid 468] close(22 [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(23 [pid 462] close(19 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(24 [pid 462] close(20 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(25 [pid 462] close(21 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(26) = -1 EBADF (Bad file descriptor) [pid 468] close(27) = -1 EBADF (Bad file descriptor) [pid 462] close(22 [pid 468] close(28) = -1 EBADF (Bad file descriptor) [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] close(29 [pid 462] close(23 [pid 468] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 468] exit_group(0) = ? [pid 469] <... futex resumed>) = ? [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] close(24) = -1 EBADF (Bad file descriptor) [pid 462] close(25) = -1 EBADF (Bad file descriptor) [pid 462] close(26) = -1 EBADF (Bad file descriptor) [pid 462] close(27) = -1 EBADF (Bad file descriptor) [pid 462] close(28 [pid 469] +++ exited with 0 +++ [pid 468] +++ exited with 0 +++ [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 462] close(29 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 462] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 462] exit_group(0 [pid 464] <... futex resumed>) = ? [pid 462] <... exit_group resumed>) = ? [pid 295] <... restart_syscall resumed>) = 0 [pid 464] +++ exited with 0 +++ [pid 462] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./17/binderfs") = 0 [pid 295] umount2("./17/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./17/cgroup.net") = 0 [pid 295] umount2("./17/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./17/cgroup.cpu") = 0 [pid 295] umount2("./17/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./17/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./17") = 0 [pid 295] mkdir("./18", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 476 attached , child_tidptr=0x55559251a690) = 38 [pid 476] set_robust_list(0x55559251a6a0, 24) = 0 [pid 476] chdir("./18") = 0 [pid 476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 476] setpgid(0, 0) = 0 [pid 476] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 476] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 476] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 476] write(3, "1000", 4) = 4 [pid 476] close(3) = 0 [pid 476] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 476] write(1, "executing program\n", 18) = 18 [pid 476] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 476] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 476] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 476] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 476] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 476] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 476] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 477 attached => {parent_tid=[39]}, 88) = 39 [pid 477] set_robust_list(0x7f2342d219a0, 24 [pid 476] rt_sigprocmask(SIG_SETMASK, [], [pid 477] <... set_robust_list resumed>) = 0 [pid 476] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 477] rt_sigprocmask(SIG_SETMASK, [], [pid 476] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 476] <... futex resumed>) = 0 [pid 477] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 476] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] <... bpf resumed>) = 3 [pid 477] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 477] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... futex resumed>) = 0 [pid 477] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 476] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 477] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 477] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... futex resumed>) = 0 [pid 477] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 476] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] <... bpf resumed>, 56) = 0 [pid 477] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 477] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... futex resumed>) = 0 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 476] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 477] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] <... restart_syscall resumed>) = 0 [pid 477] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 477] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... futex resumed>) = 0 [pid 477] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 476] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 477] <... bpf resumed>) = 4 [pid 297] <... openat resumed>) = 3 [pid 477] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 476] <... futex resumed>) = 0 [pid 297] newfstatat(3, "", [pid 477] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 476] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 477] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 476] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./15/binderfs") = 0 [pid 297] umount2("./15/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./15/cgroup.net") = 0 [pid 297] umount2("./15/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./15/cgroup.cpu") = 0 [pid 297] umount2("./15/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./15/cgroup") = 0 [pid 297] getdents64(3, [pid 477] <... bpf resumed>) = 5 [pid 475] <... bpf resumed>) = 5 [pid 474] <... bpf resumed>) = 5 [pid 471] <... bpf resumed>) = 5 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 477] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] close(3 [pid 475] <... futex resumed>) = 1 [pid 474] <... futex resumed>) = 1 [pid 473] <... futex resumed>) = 0 [pid 472] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 477] <... futex resumed>) = 1 [pid 476] <... futex resumed>) = 0 [pid 475] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 473] close(3 [pid 472] close(3 [pid 471] <... futex resumed>) = 1 [pid 470] <... futex resumed>) = 0 [pid 297] rmdir("./15" [pid 477] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 476] close(3 [pid 473] <... close resumed>) = 0 [pid 472] <... close resumed>) = 0 [pid 471] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] close(3 [pid 297] <... rmdir resumed>) = 0 [pid 476] <... close resumed>) = 0 [pid 473] close(4 [pid 472] close(4 [pid 470] <... close resumed>) = 0 [pid 297] mkdir("./16", 0777 [pid 476] close(4 [pid 473] <... close resumed>) = 0 [pid 472] <... close resumed>) = 0 [pid 470] close(4 [pid 297] <... mkdir resumed>) = 0 [pid 476] <... close resumed>) = 0 [pid 473] close(5 [pid 472] close(5 [pid 470] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 476] close(5 [pid 473] <... close resumed>) = 0 [pid 472] <... close resumed>) = 0 [pid 470] close(5 [pid 476] <... close resumed>) = 0 ./strace-static-x86_64: Process 478 attached [pid 476] close(6 [pid 473] close(6 [pid 472] close(6 [pid 470] <... close resumed>) = 0 [pid 478] set_robust_list(0x55559251a6a0, 24 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] close(6 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 34 [pid 478] <... set_robust_list resumed>) = 0 [pid 476] close(7 [pid 473] close(7 [pid 472] close(7 [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] chdir("./16" [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] close(7 [pid 478] <... chdir resumed>) = 0 [pid 476] close(8 [pid 473] close(8 [pid 472] close(8 [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] close(8 [pid 478] <... prctl resumed>) = 0 [pid 476] close(9 [pid 473] close(9 [pid 472] close(9 [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] setpgid(0, 0 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] close(9 [pid 478] <... setpgid resumed>) = 0 [pid 476] close(10 [pid 473] close(10 [pid 472] close(10 [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] close(10 [pid 476] close(11 [pid 478] <... symlink resumed>) = 0 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(11executing program [pid 478] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 476] close(12 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] close(11 [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] <... symlink resumed>) = 0 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(12 [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 476] close(13 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] close(11 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] close(12 [pid 478] <... symlink resumed>) = 0 [pid 476] close(14 [pid 473] close(13 [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] close(13 [pid 470] close(12 [pid 476] close(15) = -1 EBADF (Bad file descriptor) [pid 478] <... openat resumed>) = 3 [pid 476] close(16 [pid 473] close(14 [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] write(3, "1000", 4 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] close(14 [pid 470] close(13 [pid 478] <... write resumed>) = 4 [pid 476] close(17 [pid 473] close(15 [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] close(3 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] close(15 [pid 478] <... close resumed>) = 0 [pid 476] close(18 [pid 473] close(16 [pid 470] close(14 [pid 478] symlink("/dev/binderfs", "./binderfs" [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] <... symlink resumed>) = 0 [pid 476] close(19 [pid 478] write(1, "executing program\n", 18 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(17 [pid 472] close(16 [pid 470] close(15 [pid 478] <... write resumed>) = 18 [pid 476] close(20 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(18 [pid 472] close(17 [pid 470] close(16 [pid 478] <... futex resumed>) = 0 [pid 476] close(21 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(19 [pid 472] close(18 [pid 470] close(17 [pid 478] <... rt_sigaction resumed>NULL, 8) = 0 [pid 476] close(22 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(20 [pid 478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 476] close(23 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] close(19 [pid 470] close(18 [pid 478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(21 [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] <... mmap resumed>) = 0x7f2342d01000 [pid 476] close(24 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] close(20 [pid 470] close(19 [pid 478] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(22 [pid 478] <... mprotect resumed>) = 0 [pid 476] close(25 [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(23 [pid 472] close(21 [pid 470] close(20 [pid 478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 476] close(26 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(24 [pid 472] close(22 [pid 470] close(21./strace-static-x86_64: Process 479 attached [pid 476] close(27 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 479] set_robust_list(0x7f2342d219a0, 24 [pid 478] <... clone3 resumed> => {parent_tid=[35]}, 88) = 35 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(25 [pid 472] close(23 [pid 470] close(22 [pid 479] <... set_robust_list resumed>) = 0 [pid 478] rt_sigprocmask(SIG_SETMASK, [], [pid 476] close(28 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 479] rt_sigprocmask(SIG_SETMASK, [], [pid 478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(26 [pid 472] close(24 [pid 470] close(23 [pid 479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 478] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 476] close(29 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 479] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 478] <... futex resumed>) = 0 [pid 476] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 473] close(27 [pid 472] close(25 [pid 470] close(24 [pid 479] <... bpf resumed>) = 3 [pid 478] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] exit_group(0 [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 479] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 477] <... futex resumed>) = ? [pid 476] <... exit_group resumed>) = ? [pid 473] close(28 [pid 472] close(26 [pid 470] close(25 [pid 479] <... futex resumed>) = 0 [pid 478] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] +++ exited with 0 +++ [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 479] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 478] <... futex resumed>) = 0 [pid 476] +++ exited with 0 +++ [pid 473] close(29 [pid 472] close(27 [pid 470] close(26 [pid 479] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 478] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 479] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 473] exit_group(0 [pid 472] close(28 [pid 470] close(27 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 479] <... futex resumed>) = 0 [pid 478] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 475] <... futex resumed>) = ? [pid 473] <... exit_group resumed>) = ? [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 479] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 478] <... futex resumed>) = 0 [pid 475] +++ exited with 0 +++ [pid 473] +++ exited with 0 +++ [pid 472] close(29 [pid 478] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 470] close(28 [pid 479] <... bpf resumed>, 56) = 0 [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 479] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 472] exit_group(0 [pid 470] close(29 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 479] <... futex resumed>) = 1 [pid 478] <... futex resumed>) = 0 [pid 474] <... futex resumed>) = ? [pid 472] <... exit_group resumed>) = ? [pid 470] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... restart_syscall resumed>) = 0 [pid 479] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 478] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 474] +++ exited with 0 +++ [pid 470] exit_group(0 [pid 479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 478] <... futex resumed>) = 0 [pid 470] <... exit_group resumed>) = ? [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 478] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 479] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 472] +++ exited with 0 +++ [pid 471] <... futex resumed>) = ? [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 479] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 479] <... futex resumed>) = 1 [pid 478] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... openat resumed>) = 3 [pid 479] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 478] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(3, "", [pid 479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 478] <... futex resumed>) = 0 [pid 471] +++ exited with 0 +++ [pid 470] +++ exited with 0 +++ [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 479] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 478] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] getdents64(3, [pid 479] <... bpf resumed>) = 4 [pid 299] <... openat resumed>) = 3 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 299] newfstatat(3, "", [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 479] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 479] <... futex resumed>) = 1 [pid 478] <... futex resumed>) = 0 [pid 295] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 479] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 478] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] getdents64(3, [pid 479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 478] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 479] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 478] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] newfstatat(AT_FDCWD, "./18/binderfs", [pid 299] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./18/binderfs" [pid 299] newfstatat(AT_FDCWD, "./17/binderfs", [pid 295] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./18/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./17/binderfs" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./18/cgroup.net", [pid 299] umount2("./17/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./18/cgroup.net" [pid 299] newfstatat(AT_FDCWD, "./17/cgroup.net", [pid 296] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./18/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./17/cgroup.net" [pid 296] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 295] newfstatat(AT_FDCWD, "./18/cgroup.cpu", [pid 299] umount2("./17/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(3, "", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] unlink("./18/cgroup.cpu" [pid 299] newfstatat(AT_FDCWD, "./17/cgroup.cpu", [pid 296] getdents64(3, [pid 295] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./18/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./17/cgroup.cpu" [pid 296] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./18/cgroup", [pid 299] umount2("./17/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./17/binderfs", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./18/cgroup" [pid 299] newfstatat(AT_FDCWD, "./17/cgroup", [pid 296] unlink("./17/binderfs" [pid 295] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... unlink resumed>) = 0 [pid 295] getdents64(3, [pid 299] unlink("./17/cgroup" [pid 296] umount2("./17/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] close(3 [pid 299] getdents64(3, [pid 296] newfstatat(AT_FDCWD, "./17/cgroup.net", [pid 295] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] rmdir("./18" [pid 299] close(3 [pid 296] unlink("./17/cgroup.net" [pid 295] <... rmdir resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 295] mkdir("./19", 0777 [pid 299] rmdir("./17" [pid 296] umount2("./17/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... mkdir resumed>) = 0 [pid 479] <... bpf resumed>) = 5 [pid 299] <... rmdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 479] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] mkdir("./18", 0777 [pid 296] newfstatat(AT_FDCWD, "./17/cgroup.cpu", [pid 479] <... futex resumed>) = 1 [pid 479] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 480 attached [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 480] set_robust_list(0x55559251a6a0, 24 [pid 478] <... futex resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 296] unlink("./17/cgroup.cpu" [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 40 [pid 480] <... set_robust_list resumed>) = 0 [pid 478] close(3 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... unlink resumed>) = 0 [pid 480] chdir("./19" [pid 478] <... close resumed>) = 0 [pid 296] umount2("./17/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./17/cgroup", ./strace-static-x86_64: Process 481 attached [pid 480] <... chdir resumed>) = 0 [pid 478] close(4 [pid 298] <... restart_syscall resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 481] set_robust_list(0x55559251a6a0, 24 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 478] <... close resumed>) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 38 [pid 296] unlink("./17/cgroup" [pid 481] <... set_robust_list resumed>) = 0 [pid 480] <... prctl resumed>) = 0 [pid 478] close(5 [pid 481] chdir("./18" [pid 480] setpgid(0, 0 [pid 478] <... close resumed>) = 0 [pid 298] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... unlink resumed>) = 0 [pid 481] <... chdir resumed>) = 0 [pid 480] <... setpgid resumed>) = 0 [pid 478] close(6 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] getdents64(3, [pid 481] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 480] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 481] <... prctl resumed>) = 0 [pid 480] <... symlink resumed>) = 0 [pid 478] close(7 [pid 298] <... openat resumed>) = 3 [pid 296] close(3 [pid 481] setpgid(0, 0 [pid 480] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(3, "", [pid 481] <... setpgid resumed>) = 0 [pid 480] <... symlink resumed>) = 0 [pid 478] close(8 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... close resumed>) = 0 [pid 481] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 480] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 296] rmdir("./17" [pid 481] <... symlink resumed>) = 0 [pid 480] <... symlink resumed>) = 0 [pid 478] close(9 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] <... rmdir resumed>) = 0 [pid 481] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] mkdir("./18", 0777 [pid 480] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... mkdir resumed>) = 0 [pid 481] <... symlink resumed>) = 0 [pid 478] close(10 [pid 298] newfstatat(AT_FDCWD, "./17/binderfs", [pid 480] write(3, "1000", 4 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 481] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 480] <... write resumed>) = 4 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 482 attached [pid 481] <... symlink resumed>) = 0 [pid 480] close(3 [pid 478] close(11 [pid 298] unlink("./17/binderfs" [pid 482] set_robust_list(0x55559251a6a0, 24 [pid 481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 480] <... close resumed>) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 38 [pid 482] <... set_robust_list resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 482] chdir("./18" [pid 481] <... openat resumed>) = 3 [pid 480] symlink("/dev/binderfs", "./binderfs" [pid 478] close(12 [pid 298] umount2("./17/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 482] <... chdir resumed>) = 0 [pid 481] write(3, "1000", 4 [pid 480] <... symlink resumed>) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 482] <... prctl resumed>) = 0 [pid 481] <... write resumed>) = 4 [pid 480] write(1, "executing program\n", 18 [pid 478] close(13 [pid 482] setpgid(0, 0 [pid 481] close(3 [pid 480] <... write resumed>) = 18 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./17/cgroup.net", [pid 482] <... setpgid resumed>) = 0 [pid 481] <... close resumed>) = 0 [pid 480] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] close(14 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 482] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 481] symlink("/dev/binderfs", "./binderfs" [pid 480] <... futex resumed>) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./17/cgroup.net"executing program [pid 482] <... symlink resumed>) = 0 [pid 481] <... symlink resumed>) = 0 [pid 480] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 478] close(15 [pid 298] <... unlink resumed>) = 0 [pid 482] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 481] write(1, "executing program\n", 18 [pid 480] <... rt_sigaction resumed>NULL, 8) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./17/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 482] <... symlink resumed>) = 0 [pid 481] <... write resumed>) = 18 [pid 480] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 478] close(16 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 482] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 481] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./17/cgroup.cpu", [pid 482] <... symlink resumed>) = 0 [pid 481] <... futex resumed>) = 0 [pid 480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 478] close(17 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 481] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 480] <... mmap resumed>) = 0x7f2342d01000 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./17/cgroup.cpu" [pid 482] <... openat resumed>) = 3 [pid 481] <... rt_sigaction resumed>NULL, 8) = 0 [pid 480] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 478] close(18 [pid 298] <... unlink resumed>) = 0 [pid 482] write(3, "1000", 4 [pid 481] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 480] <... mprotect resumed>) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./17/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 482] <... write resumed>) = 4 [pid 481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 482] close(3 [pid 481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 480] rt_sigprocmask(SIG_BLOCK, ~[], [pid 478] close(19 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 482] <... close resumed>) = 0 [pid 481] <... mmap resumed>) = 0x7f2342d01000 [pid 480] <... rt_sigprocmask resumed>[], 8) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./17/cgroup", [pid 482] symlink("/dev/binderfs", "./binderfs" [pid 481] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 478] close(20 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 483 attached [pid 482] <... symlink resumed>) = 0 [pid 481] <... mprotect resumed>) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./17/cgroup" [pid 483] set_robust_list(0x7f2342d219a0, 24 [pid 482] write(1, "executing program\n", 18 [pid 481] rt_sigprocmask(SIG_BLOCK, ~[], executing program [pid 483] <... set_robust_list resumed>) = 0 [pid 482] <... write resumed>) = 18 [pid 481] <... rt_sigprocmask resumed>[], 8) = 0 [pid 480] <... clone3 resumed> => {parent_tid=[41]}, 88) = 41 [pid 478] close(21 [pid 298] <... unlink resumed>) = 0 [pid 483] rt_sigprocmask(SIG_SETMASK, [], [pid 481] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 480] rt_sigprocmask(SIG_SETMASK, [], [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 482] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 484 attached [pid 483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 482] <... futex resumed>) = 0 [pid 480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 478] close(22 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 484] set_robust_list(0x7f2342d219a0, 24 [pid 483] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 481] <... clone3 resumed> => {parent_tid=[39]}, 88) = 39 [pid 480] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] close(3 [pid 484] <... set_robust_list resumed>) = 0 [pid 483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 482] <... rt_sigaction resumed>NULL, 8) = 0 [pid 481] rt_sigprocmask(SIG_SETMASK, [], [pid 480] <... futex resumed>) = 0 [pid 478] close(23 [pid 484] rt_sigprocmask(SIG_SETMASK, [], [pid 483] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 482] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 481] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 480] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... close resumed>) = 0 [pid 484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 483] <... bpf resumed>) = 3 [pid 482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 481] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] close(24 [pid 298] rmdir("./17" [pid 484] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 483] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 481] <... futex resumed>) = 0 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 484] <... bpf resumed>) = 3 [pid 483] <... futex resumed>) = 1 [pid 482] <... mmap resumed>) = 0x7f2342d01000 [pid 481] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] <... futex resumed>) = 0 [pid 478] close(25 [pid 298] mkdir("./18", 0777 [pid 484] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 480] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... mkdir resumed>) = 0 [pid 484] <... futex resumed>) = 0 [pid 483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 481] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] <... futex resumed>) = 0 [pid 478] close(26 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 484] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 483] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 482] <... mprotect resumed>) = 0 [pid 481] <... futex resumed>) = 0 [pid 480] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 485 attached [pid 484] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 483] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 482] rt_sigprocmask(SIG_BLOCK, ~[], [pid 481] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] close(27 [pid 485] set_robust_list(0x55559251a6a0, 24 [pid 484] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] <... rt_sigprocmask resumed>[], 8) = 0 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 38 [pid 485] <... set_robust_list resumed>) = 0 [pid 484] <... futex resumed>) = 0 [pid 483] <... futex resumed>) = 1 [pid 482] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 481] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] <... futex resumed>) = 0 [pid 478] close(28 [pid 485] chdir("./18" [pid 484] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 483] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 481] <... futex resumed>) = 0 [pid 480] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 486 attached [pid 485] <... chdir resumed>) = 0 [pid 484] <... bpf resumed>, 56) = 0 [pid 483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 481] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] <... futex resumed>) = 0 [pid 478] close(29 [pid 486] set_robust_list(0x7f2342d219a0, 24 [pid 485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 484] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 482] <... clone3 resumed> => {parent_tid=[39]}, 88) = 39 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 480] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 486] <... set_robust_list resumed>) = 0 [pid 485] <... prctl resumed>) = 0 [pid 484] <... futex resumed>) = 0 [pid 481] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] exit_group(0 [pid 486] rt_sigprocmask(SIG_SETMASK, [], [pid 485] setpgid(0, 0 [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 483] <... bpf resumed>, 56) = 0 [pid 482] rt_sigprocmask(SIG_SETMASK, [], [pid 481] <... futex resumed>) = 0 [pid 479] <... futex resumed>) = ? [pid 478] <... exit_group resumed>) = ? [pid 486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 485] <... setpgid resumed>) = 0 [pid 484] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 483] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 481] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 479] +++ exited with 0 +++ [pid 486] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 484] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... futex resumed>) = 1 [pid 482] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 480] <... futex resumed>) = 0 [pid 478] +++ exited with 0 +++ [pid 486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... symlink resumed>) = 0 [pid 484] <... futex resumed>) = 0 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 482] <... futex resumed>) = 0 [pid 481] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 486] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 485] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 484] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 483] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 482] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] <... futex resumed>) = 0 [pid 480] <... futex resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 486] <... bpf resumed>) = 3 [pid 485] <... symlink resumed>) = 0 [pid 484] <... bpf resumed>) = 4 [pid 483] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 480] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 486] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 484] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... futex resumed>) = 0 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 486] <... futex resumed>) = 1 [pid 485] <... symlink resumed>) = 0 [pid 484] <... futex resumed>) = 0 [pid 483] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] <... futex resumed>) = 0 [pid 481] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 484] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 482] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... futex resumed>) = 0 [pid 480] <... futex resumed>) = 0 [pid 486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... openat resumed>) = 3 [pid 484] <... bpf resumed>) = 5 [pid 483] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 482] <... futex resumed>) = 0 [pid 481] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 480] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 486] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 485] write(3, "1000", 4 [pid 484] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... write resumed>) = 4 [pid 484] <... futex resumed>) = 0 [pid 481] close(3 [pid 485] close(3 [pid 484] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 481] <... close resumed>) = 0 [pid 486] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 485] <... close resumed>) = 0 [pid 483] <... bpf resumed>) = 4 [pid 482] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] close(4 [pid 486] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] symlink("/dev/binderfs", "./binderfs" [pid 483] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 481] <... close resumed>) = 0 [pid 486] <... futex resumed>) = 0 [pid 485] <... symlink resumed>) = 0 [pid 483] <... futex resumed>) = 1 [pid 482] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] close(5executing program [pid 480] <... futex resumed>) = 0 [pid 486] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 485] write(1, "executing program\n", 18 [pid 483] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] <... futex resumed>) = 0 [pid 481] <... close resumed>) = 0 [pid 480] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... write resumed>) = 18 [pid 482] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] close(6 [pid 486] <... bpf resumed>, 56) = 0 [pid 480] <... futex resumed>) = 0 [pid 486] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 483] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 486] <... futex resumed>) = 1 [pid 485] <... futex resumed>) = 0 [pid 483] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 482] <... futex resumed>) = 0 [pid 481] close(7 [pid 486] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 485] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 482] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 486] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 485] <... rt_sigaction resumed>NULL, 8) = 0 [pid 482] <... futex resumed>) = 0 [pid 481] close(8 [pid 486] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 482] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 481] close(9 [pid 486] <... futex resumed>) = 0 [pid 486] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 482] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] <... mmap resumed>) = 0x7f2342d01000 [pid 482] <... futex resumed>) = 0 [pid 481] close(10 [pid 485] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 482] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] <... mprotect resumed>) = 0 [pid 481] close(11 [pid 486] <... bpf resumed>) = 4 [pid 485] rt_sigprocmask(SIG_BLOCK, ~[], [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 486] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] <... rt_sigprocmask resumed>[], 8) = 0 [pid 481] close(12 [pid 486] <... futex resumed>) = 1 [pid 485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 482] <... futex resumed>) = 0 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 487 attached [pid 486] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] close(13 [pid 487] set_robust_list(0x7f2342d219a0, 24 [pid 486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... clone3 resumed> => {parent_tid=[39]}, 88) = 39 [pid 482] <... futex resumed>) = 0 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... set_robust_list resumed>) = 0 [pid 486] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 485] rt_sigprocmask(SIG_SETMASK, [], [pid 482] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 481] close(14 [pid 487] rt_sigprocmask(SIG_SETMASK, [], [pid 485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 485] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] close(15 [pid 487] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 485] <... futex resumed>) = 0 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... bpf resumed>) = 3 [pid 485] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] close(16) = -1 EBADF (Bad file descriptor) [pid 481] close(17 [pid 487] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... futex resumed>) = 1 [pid 485] <... futex resumed>) = 0 [pid 481] close(18 [pid 487] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... futex resumed>) = 0 [pid 481] close(19 [pid 487] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 485] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 481] close(20 [pid 487] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 481] close(21) = -1 EBADF (Bad file descriptor) [pid 481] close(22 [pid 487] <... futex resumed>) = 1 [pid 485] <... futex resumed>) = 0 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] close(23 [pid 487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... futex resumed>) = 0 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 485] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] close(24) = -1 EBADF (Bad file descriptor) [pid 481] close(25) = -1 EBADF (Bad file descriptor) [pid 487] <... bpf resumed>, 56) = 0 [pid 481] close(26 [pid 487] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... futex resumed>) = 1 [pid 485] <... futex resumed>) = 0 [pid 481] close(27 [pid 487] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... futex resumed>) = 0 [pid 481] close(28 [pid 485] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 481] close(29) = -1 EBADF (Bad file descriptor) [pid 297] <... restart_syscall resumed>) = 0 [pid 481] exit_group(0 [pid 487] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 484] <... futex resumed>) = ? [pid 481] <... exit_group resumed>) = ? [pid 487] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] +++ exited with 0 +++ [pid 487] <... futex resumed>) = 1 [pid 487] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] <... futex resumed>) = 0 [pid 481] +++ exited with 0 +++ [pid 297] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW [pid 487] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 487] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 485] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 485] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... openat resumed>) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 487] <... bpf resumed>) = 4 [pid 297] getdents64(3, [pid 487] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 487] <... futex resumed>) = 1 [pid 485] <... futex resumed>) = 0 [pid 487] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 485] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 487] <... futex resumed>) = 0 [pid 485] <... futex resumed>) = 1 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 487] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 485] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./16/binderfs") = 0 [pid 297] umount2("./16/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./16/cgroup.net") = 0 [pid 297] umount2("./16/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./16/cgroup.cpu") = 0 [pid 297] umount2("./16/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./16/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./16") = 0 [pid 297] mkdir("./17", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 36 ./strace-static-x86_64: Process 488 attached [pid 488] set_robust_list(0x55559251a6a0, 24) = 0 [pid 488] chdir("./17") = 0 [pid 488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 488] setpgid(0, 0) = 0 [pid 488] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 488] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 488] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 488] write(3, "1000", 4) = 4 [pid 299] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 488] close(3) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 488] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 299] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 488] write(1, "executing program\n", 18) = 18 [pid 488] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... openat resumed>) = 3 [pid 488] <... futex resumed>) = 0 [pid 488] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] newfstatat(3, "", [pid 488] <... rt_sigaction resumed>NULL, 8) = 0 [pid 488] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] getdents64(3, [pid 488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 488] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 299] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 488] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 488] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 299] newfstatat(AT_FDCWD, "./18/binderfs", [pid 488] <... clone3 resumed> => {parent_tid=[37]}, 88) = 37 ./strace-static-x86_64: Process 489 attached [pid 488] rt_sigprocmask(SIG_SETMASK, [], [pid 489] set_robust_list(0x7f2342d219a0, 24 [pid 488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 489] <... set_robust_list resumed>) = 0 [pid 488] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./18/binderfs" [pid 489] rt_sigprocmask(SIG_SETMASK, [], [pid 488] <... futex resumed>) = 0 [pid 489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 488] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... unlink resumed>) = 0 [pid 489] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] umount2("./18/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 489] <... bpf resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 489] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./18/cgroup.net", [pid 489] <... futex resumed>) = 1 [pid 488] <... futex resumed>) = 0 [pid 489] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 488] <... futex resumed>) = 0 [pid 299] unlink("./18/cgroup.net" [pid 489] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 488] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 489] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 489] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./18/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 489] <... futex resumed>) = 1 [pid 488] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 488] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 488] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 489] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 299] newfstatat(AT_FDCWD, "./18/cgroup.cpu", [pid 489] <... bpf resumed>, 56) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 489] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 488] <... futex resumed>) = 0 [pid 299] unlink("./18/cgroup.cpu" [pid 489] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 488] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 488] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./18/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 489] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 489] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./18/cgroup", [pid 489] <... futex resumed>) = 1 [pid 488] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 489] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 488] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./18/cgroup" [pid 487] <... bpf resumed>) = 5 [pid 486] <... bpf resumed>) = 5 [pid 483] <... bpf resumed>) = 5 [pid 487] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 485] <... futex resumed>) = 0 [pid 487] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] close(3) = 0 [pid 485] close(4 [pid 489] <... bpf resumed>) = 4 [pid 488] <... futex resumed>) = 0 [pid 485] <... close resumed>) = 0 [pid 486] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] close(5 [pid 483] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... unlink resumed>) = 0 [pid 482] <... futex resumed>) = 0 [pid 486] <... futex resumed>) = 1 [pid 489] <... futex resumed>) = 0 [pid 488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 485] <... close resumed>) = 0 [pid 483] <... futex resumed>) = 1 [pid 480] <... futex resumed>) = 0 [pid 299] getdents64(3, [pid 489] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 488] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 485] close(6 [pid 483] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 482] close(3 [pid 480] close(3 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 489] <... bpf resumed>) = 5 [pid 488] <... futex resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] <... close resumed>) = 0 [pid 480] <... close resumed>) = 0 [pid 299] close(3 [pid 489] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 485] close(7 [pid 482] close(4 [pid 480] close(4 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = 0 [pid 485] close(8 [pid 488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 482] <... close resumed>) = 0 [pid 480] close(5 [pid 489] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 488] close(3 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(5 [pid 480] <... close resumed>) = 0 [pid 488] <... close resumed>) = 0 [pid 485] close(9 [pid 480] close(6 [pid 489] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] close(4 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] rmdir("./18" [pid 488] <... close resumed>) = 0 [pid 485] close(10 [pid 480] close(7 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... rmdir resumed>) = 0 [pid 488] close(5 [pid 485] close(11 [pid 480] close(8 [pid 299] mkdir("./19", 0777 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] close(12 [pid 480] close(9 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... mkdir resumed>) = 0 [pid 485] close(13 [pid 480] close(10 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] close(14 [pid 480] close(11 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] close(15 [pid 480] close(12 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] close(16 [pid 480] close(13 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 485] close(17 [pid 480] close(14./strace-static-x86_64: Process 490 attached [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] set_robust_list(0x55559251a6a0, 24 [pid 485] close(18 [pid 480] close(15 [pid 490] <... set_robust_list resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 40 [pid 490] chdir("./19" [pid 485] close(19 [pid 480] close(16 [pid 490] <... chdir resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 485] close(20 [pid 480] close(17 [pid 490] <... prctl resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] setpgid(0, 0 [pid 485] close(21 [pid 480] close(18 [pid 490] <... setpgid resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 485] close(22 [pid 480] close(19 [pid 490] <... symlink resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 485] close(23 [pid 480] close(20 [pid 490] <... symlink resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 485] close(24 [pid 480] close(21 [pid 490] <... symlink resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 485] close(25 [pid 480] close(22 [pid 490] <... openat resumed>) = 3 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] write(3, "1000", 4 [pid 485] close(26 [pid 480] close(23 [pid 490] <... write resumed>) = 4 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(3 [pid 485] close(27 [pid 480] close(24 [pid 490] <... close resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] symlink("/dev/binderfs", "./binderfs" [pid 485] close(28 [pid 480] close(25 [pid 490] <... symlink resumed>) = 0 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 490] write(1, "executing program\n", 18 [pid 485] close(29 [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... write resumed>) = 18 [pid 485] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 480] close(26 [pid 490] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 485] exit_group(0 [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... futex resumed>) = 0 [pid 487] <... futex resumed>) = ? [pid 485] <... exit_group resumed>) = ? [pid 480] close(27 [pid 490] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 487] +++ exited with 0 +++ [pid 490] <... rt_sigaction resumed>NULL, 8) = 0 [pid 485] +++ exited with 0 +++ [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 480] close(28 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 490] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 480] close(29 [pid 490] <... mmap resumed>) = 0x7f2342d01000 [pid 480] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 490] rt_sigprocmask(SIG_BLOCK, ~[], [pid 480] exit_group(0 [pid 490] <... rt_sigprocmask resumed>[], 8) = 0 [pid 490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 483] <... futex resumed>) = ? [pid 480] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 491 attached [pid 483] +++ exited with 0 +++ [pid 490] <... clone3 resumed> => {parent_tid=[41]}, 88) = 41 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 490] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 490] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 491] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 491] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 480] +++ exited with 0 +++ [pid 491] <... bpf resumed>) = 3 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 491] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 491] <... futex resumed>) = 1 [pid 490] <... futex resumed>) = 0 [pid 491] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 490] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 490] <... futex resumed>) = 0 [pid 491] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 490] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 491] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 491] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 490] <... futex resumed>) = 0 [pid 491] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 490] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 490] <... futex resumed>) = 0 [pid 491] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 490] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 491] <... bpf resumed>, 56) = 0 [pid 491] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 490] <... futex resumed>) = 0 [pid 491] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 490] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 490] <... futex resumed>) = 0 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 490] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 491] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 491] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 490] <... futex resumed>) = 0 [pid 491] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 490] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 490] <... futex resumed>) = 0 [pid 491] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 490] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 491] <... bpf resumed>) = 4 [pid 491] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 490] <... futex resumed>) = 0 [pid 491] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 490] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 490] <... futex resumed>) = 0 [pid 491] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 490] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./19/binderfs") = 0 [pid 295] umount2("./19/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./19/cgroup.net" [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 295] umount2("./19/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./19/cgroup.cpu", [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] unlink("./19/cgroup.cpu" [pid 298] <... openat resumed>) = 3 [pid 295] <... unlink resumed>) = 0 [pid 298] newfstatat(3, "", [pid 295] umount2("./19/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3, [pid 295] newfstatat(AT_FDCWD, "./19/cgroup", [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] unlink("./19/cgroup" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./18/binderfs", [pid 295] getdents64(3, [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] unlink("./18/binderfs" [pid 295] close(3 [pid 298] <... unlink resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 298] umount2("./18/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] rmdir("./19" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./18/cgroup.net", [pid 295] mkdir("./20", 0777 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 298] unlink("./18/cgroup.net" [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./18/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./18/cgroup.cpu") = 0 [pid 298] umount2("./18/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./18/cgroup") = 0 ./strace-static-x86_64: Process 492 attached [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 492] set_robust_list(0x55559251a6a0, 24 [pid 488] <... close resumed>) = 0 [pid 482] <... close resumed>) = 0 [pid 298] close(3 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 42 [pid 492] <... set_robust_list resumed>) = 0 [pid 488] close(6 [pid 482] close(6 [pid 298] <... close resumed>) = 0 [pid 492] chdir("./20" [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] rmdir("./18" [pid 492] <... chdir resumed>) = 0 [pid 488] close(7 [pid 482] close(7 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 492] <... prctl resumed>) = 0 [pid 492] setpgid(0, 0 [pid 488] close(8 [pid 482] close(8 [pid 298] mkdir("./19", 0777 [pid 492] <... setpgid resumed>) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... symlink resumed>) = 0 [pid 488] close(9 [pid 298] <... mkdir resumed>) = 0 [pid 492] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 482] close(9 [pid 492] <... symlink resumed>) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 492] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 488] close(10 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... symlink resumed>) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 493 attached [pid 492] write(3, "1000", 4 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(10 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 40 [pid 493] set_robust_list(0x55559251a6a0, 24 [pid 492] <... write resumed>) = 4 [pid 488] close(11 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 493] <... set_robust_list resumed>) = 0 [pid 492] close(3 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(11 [pid 493] chdir("./19" [pid 492] <... close resumed>) = 0 [pid 492] symlink("/dev/binderfs", "./binderfs" [pid 493] <... chdir resumed>) = 0 [pid 492] <... symlink resumed>) = 0 [pid 488] close(12 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 492] write(1, "executing program\n", 18 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(12 [pid 493] <... prctl resumed>) = 0 [pid 492] <... write resumed>) = 18 [pid 488] close(13 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 493] setpgid(0, 0 [pid 492] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(13 [pid 493] <... setpgid resumed>) = 0 [pid 492] <... futex resumed>) = 0 [pid 492] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 488] close(14 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... rt_sigaction resumed>NULL, 8) = 0 [pid 493] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(14 [pid 492] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 493] <... symlink resumed>) = 0 [pid 492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 488] close(15 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 493] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 492] <... mmap resumed>) = 0x7f2342d01000 [pid 492] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 492] rt_sigprocmask(SIG_BLOCK, ~[], [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(15 [pid 493] <... symlink resumed>) = 0 [pid 492] <... rt_sigprocmask resumed>[], 8) = 0 [pid 488] close(16 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 493] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(16./strace-static-x86_64: Process 494 attached [pid 493] <... symlink resumed>) = 0 [pid 488] close(17 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] set_robust_list(0x7f2342d219a0, 24 [pid 493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 492] <... clone3 resumed> => {parent_tid=[43]}, 88) = 43 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(17 [pid 494] <... set_robust_list resumed>) = 0 [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] <... openat resumed>) = 3 [pid 492] <... futex resumed>) = 0 [pid 493] write(3, "1000", 4 [pid 492] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 488] close(18 [pid 494] rt_sigprocmask(SIG_SETMASK, [], [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 493] <... write resumed>) = 4 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(18 [pid 494] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 493] close(3 [pid 488] close(19 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... bpf resumed>) = 3 [pid 493] <... close resumed>) = 0 [pid 494] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] symlink("/dev/binderfs", "./binderfs" [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(19 [pid 494] <... futex resumed>) = 1 [pid 492] <... futex resumed>) = 0 [pid 493] <... symlink resumed>) = 0 [pid 492] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 494] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 493] write(1, "executing program\n", 18 [pid 492] <... futex resumed>) = 0 [pid 488] close(20 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 493] <... write resumed>) = 18 [pid 492] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(20 [pid 494] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] close(21 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... futex resumed>) = 1 [pid 493] <... futex resumed>) = 0 [pid 492] <... futex resumed>) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(21 [pid 494] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 492] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] close(22 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... rt_sigaction resumed>NULL, 8) = 0 [pid 492] <... futex resumed>) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(22 [pid 494] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 492] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 488] close(23 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... bpf resumed>, 56) = 0 [pid 493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(23 [pid 494] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 488] close(24 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... futex resumed>) = 1 [pid 493] <... mmap resumed>) = 0x7f2342d01000 [pid 492] <... futex resumed>) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(24 [pid 494] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 492] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] close(25 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... mprotect resumed>) = 0 [pid 492] <... futex resumed>) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] close(25 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 493] rt_sigprocmask(SIG_BLOCK, ~[], [pid 492] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 488] close(26 [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 493] <... rt_sigprocmask resumed>[], 8) = 0 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 494] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 488] close(27 [pid 482] close(26 [pid 494] <... futex resumed>) = 1 [pid 492] <... futex resumed>) = 0 ./strace-static-x86_64: Process 495 attached [pid 494] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 492] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 495] set_robust_list(0x7f2342d219a0, 24 [pid 494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... clone3 resumed> => {parent_tid=[41]}, 88) = 41 [pid 492] <... futex resumed>) = 0 [pid 488] close(28 [pid 482] close(27 [pid 495] <... set_robust_list resumed>) = 0 [pid 494] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 492] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] rt_sigprocmask(SIG_SETMASK, [], [pid 493] rt_sigprocmask(SIG_SETMASK, [], [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 495] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 493] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... futex resumed>) = 0 [pid 494] <... bpf resumed>) = 4 [pid 493] <... futex resumed>) = 1 [pid 488] close(29 [pid 482] close(28 [pid 495] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 494] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 495] <... bpf resumed>) = 3 [pid 494] <... futex resumed>) = 1 [pid 492] <... futex resumed>) = 0 [pid 488] exit_group(0 [pid 495] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 494] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 492] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 482] close(29 [pid 495] <... futex resumed>) = 1 [pid 494] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... futex resumed>) = 0 [pid 492] <... futex resumed>) = 0 [pid 489] <... futex resumed>) = ? [pid 488] <... exit_group resumed>) = ? [pid 482] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 495] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 493] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... futex resumed>) = 0 [pid 489] +++ exited with 0 +++ [pid 495] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 493] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 495] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 495] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... futex resumed>) = 0 [pid 495] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 493] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 488] +++ exited with 0 +++ [pid 495] <... bpf resumed>, 56) = 0 [pid 482] exit_group(0 [pid 495] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 486] <... futex resumed>) = ? [pid 482] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 495] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... futex resumed>) = 0 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 493] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 495] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 495] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... futex resumed>) = 0 [pid 495] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 493] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... bpf resumed>) = 4 [pid 486] +++ exited with 0 +++ [pid 482] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 495] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 493] <... futex resumed>) = 0 [pid 495] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] <... futex resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 495] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 493] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./17/binderfs") = 0 [pid 297] umount2("./17/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./17/cgroup.net") = 0 [pid 297] umount2("./17/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./17/cgroup.cpu") = 0 [pid 297] umount2("./17/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./17/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./17") = 0 [pid 297] mkdir("./18", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 496 attached , child_tidptr=0x55559251a690) = 38 [pid 496] set_robust_list(0x55559251a6a0, 24) = 0 [pid 496] chdir("./18") = 0 [pid 496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 496] setpgid(0, 0) = 0 [pid 496] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 496] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 496] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 496] write(3, "1000", 4) = 4 [pid 496] close(3) = 0 [pid 496] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 496] write(1, "executing program\n", 18 [pid 296] <... restart_syscall resumed>) = 0 [pid 496] <... write resumed>) = 18 [pid 496] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 296] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 496] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 496] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] <... openat resumed>) = 3 [pid 496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] newfstatat(3, "", [pid 496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 496] <... mmap resumed>) = 0x7f2342d01000 [pid 296] getdents64(3, [pid 496] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 496] <... mprotect resumed>) = 0 [pid 296] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 496] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 496] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] newfstatat(AT_FDCWD, "./18/binderfs", [pid 496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 497 attached [pid 296] unlink("./18/binderfs" [pid 497] set_robust_list(0x7f2342d219a0, 24 [pid 496] <... clone3 resumed> => {parent_tid=[39]}, 88) = 39 [pid 497] <... set_robust_list resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 496] rt_sigprocmask(SIG_SETMASK, [], [pid 497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 497] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] umount2("./18/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 496] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 497] <... futex resumed>) = 0 [pid 496] <... futex resumed>) = 1 [pid 296] newfstatat(AT_FDCWD, "./18/cgroup.net", [pid 497] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 496] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 497] <... bpf resumed>) = 3 [pid 296] unlink("./18/cgroup.net" [pid 497] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 497] <... futex resumed>) = 1 [pid 496] <... futex resumed>) = 0 [pid 296] umount2("./18/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 496] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 497] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 496] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] newfstatat(AT_FDCWD, "./18/cgroup.cpu", [pid 497] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 497] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./18/cgroup.cpu" [pid 497] <... futex resumed>) = 1 [pid 496] <... futex resumed>) = 0 [pid 497] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 496] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 496] <... futex resumed>) = 0 [pid 497] <... bpf resumed>, 56) = 0 [pid 496] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./18/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 497] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 497] <... futex resumed>) = 0 [pid 496] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 496] <... futex resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./18/cgroup", [pid 497] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 497] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 497] <... futex resumed>) = 0 [pid 496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 497] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 496] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./18/cgroup" [pid 496] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 496] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] getdents64(3, [pid 497] <... bpf resumed>) = 4 [pid 495] <... bpf resumed>) = 5 [pid 494] <... bpf resumed>) = 5 [pid 491] <... bpf resumed>) = 5 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 497] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 494] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] close(3 [pid 497] <... futex resumed>) = 1 [pid 496] <... futex resumed>) = 0 [pid 495] <... futex resumed>) = 1 [pid 494] <... futex resumed>) = 1 [pid 493] <... futex resumed>) = 0 [pid 492] <... futex resumed>) = 0 [pid 491] <... futex resumed>) = 1 [pid 490] <... futex resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 497] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 493] close(3 [pid 492] close(3 [pid 491] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 490] close(3 [pid 296] rmdir("./18" [pid 497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 496] <... futex resumed>) = 0 [pid 493] <... close resumed>) = 0 [pid 492] <... close resumed>) = 0 [pid 490] <... close resumed>) = 0 [pid 497] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 496] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] <... rmdir resumed>) = 0 [pid 497] <... bpf resumed>) = 5 [pid 493] close(4 [pid 492] close(4 [pid 490] close(4 [pid 296] mkdir("./19", 0777 [pid 497] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] <... close resumed>) = 0 [pid 492] <... close resumed>) = 0 [pid 490] <... close resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 497] <... futex resumed>) = 1 [pid 496] <... futex resumed>) = 0 [pid 493] close(5 [pid 492] close(5 [pid 490] close(5 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 497] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 496] close(3 [pid 493] <... close resumed>) = 0 [pid 492] <... close resumed>) = 0 [pid 496] <... close resumed>) = 0 [pid 496] close(4) = 0 [pid 496] close(5./strace-static-x86_64: Process 498 attached [pid 493] close(6 [pid 492] close(6 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 40 [pid 498] set_robust_list(0x55559251a6a0, 24 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... set_robust_list resumed>) = 0 [pid 493] close(7 [pid 492] close(7 [pid 498] chdir("./19" [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... chdir resumed>) = 0 [pid 493] close(8 [pid 492] close(8 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... prctl resumed>) = 0 [pid 493] close(9 [pid 492] close(9 [pid 498] setpgid(0, 0 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... setpgid resumed>) = 0 [pid 493] close(10 [pid 492] close(10 [pid 498] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... symlink resumed>) = 0 [pid 493] close(11 [pid 492] close(11 [pid 498] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... symlink resumed>) = 0 [pid 493] close(12 [pid 492] close(12 [pid 498] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... symlink resumed>) = 0 [pid 493] close(13 [pid 492] close(13 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... openat resumed>) = 3 [pid 493] close(14 [pid 492] close(14 [pid 498] write(3, "1000", 4 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... write resumed>) = 4 [pid 493] close(15 [pid 492] close(15 [pid 498] close(3 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = 0 [pid 493] close(16 [pid 492] close(16 [pid 498] symlink("/dev/binderfs", "./binderfs" [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 498] <... symlink resumed>) = 0 [pid 493] close(17 [pid 492] close(17 [pid 498] write(1, "executing program\n", 18 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... write resumed>) = 18 [pid 493] close(18 [pid 492] close(18 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... futex resumed>) = 0 [pid 493] close(19 [pid 492] close(19 [pid 498] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... rt_sigaction resumed>NULL, 8) = 0 [pid 493] close(20 [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 492] close(20 [pid 498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 493] close(21 [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... mmap resumed>) = 0x7f2342d01000 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] close(21 [pid 498] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 493] close(22 [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... mprotect resumed>) = 0 [pid 493] close(23 [pid 492] close(22 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] rt_sigprocmask(SIG_BLOCK, ~[], [pid 493] close(24 [pid 492] close(23 [pid 498] <... rt_sigprocmask resumed>[], 8) = 0 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 493] close(25 [pid 492] close(24./strace-static-x86_64: Process 499 attached [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 499] set_robust_list(0x7f2342d219a0, 24 [pid 498] <... clone3 resumed> => {parent_tid=[41]}, 88) = 41 [pid 493] close(26 [pid 492] close(25 [pid 499] <... set_robust_list resumed>) = 0 [pid 498] rt_sigprocmask(SIG_SETMASK, [], [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 499] rt_sigprocmask(SIG_SETMASK, [], [pid 498] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 493] close(27 [pid 492] close(26 [pid 498] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 499] <... bpf resumed>) = 3 [pid 498] <... futex resumed>) = 0 [pid 493] close(28 [pid 492] close(27 [pid 499] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 499] <... futex resumed>) = 0 [pid 498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 493] close(29 [pid 492] close(28 [pid 499] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 493] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 498] <... futex resumed>) = 0 [pid 493] exit_group(0 [pid 492] close(29 [pid 499] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 498] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 495] <... futex resumed>) = ? [pid 493] <... exit_group resumed>) = ? [pid 492] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 499] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 495] +++ exited with 0 +++ [pid 492] exit_group(0 [pid 494] <... futex resumed>) = ? [pid 493] +++ exited with 0 +++ [pid 499] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] <... exit_group resumed>) = ? [pid 499] <... futex resumed>) = 1 [pid 498] <... futex resumed>) = 0 [pid 494] +++ exited with 0 +++ [pid 499] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 498] <... futex resumed>) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 499] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 498] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 499] <... bpf resumed>, 56) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 499] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 498] <... futex resumed>) = 0 [pid 499] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 498] <... futex resumed>) = 0 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 498] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 499] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 498] <... futex resumed>) = 0 [pid 499] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 498] <... futex resumed>) = 0 [pid 499] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 498] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] <... bpf resumed>) = 4 [pid 499] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 498] <... futex resumed>) = 0 [pid 499] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 498] <... futex resumed>) = 0 [pid 499] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 498] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./20/binderfs") = 0 [pid 295] umount2("./20/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./20/cgroup.net") = 0 [pid 295] umount2("./20/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./20/cgroup.cpu") = 0 [pid 295] umount2("./20/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./20/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./20") = 0 [pid 295] mkdir("./21", 0777 [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 500 attached [pid 500] set_robust_list(0x55559251a6a0, 24 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 44 [pid 500] <... set_robust_list resumed>) = 0 [pid 298] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 500] chdir("./21") = 0 [pid 500] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... openat resumed>) = 3 [pid 500] <... prctl resumed>) = 0 [pid 500] setpgid(0, 0 [pid 298] newfstatat(3, "", [pid 500] <... setpgid resumed>) = 0 [pid 500] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 500] <... symlink resumed>) = 0 [pid 500] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 298] getdents64(3, [pid 500] <... symlink resumed>) = 0 [pid 500] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 500] <... symlink resumed>) = 0 [pid 500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... openat resumed>) = 3 [pid 500] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] <... write resumed>) = 4 [pid 500] close(3 [pid 298] newfstatat(AT_FDCWD, "./19/binderfs", [pid 500] <... close resumed>) = 0 [pid 500] symlink("/dev/binderfs", "./binderfs" [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] <... symlink resumed>) = 0 executing program [pid 298] unlink("./19/binderfs" [pid 500] write(1, "executing program\n", 18) = 18 [pid 500] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 500] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] umount2("./19/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] <... rt_sigaction resumed>NULL, 8) = 0 [pid 500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] newfstatat(AT_FDCWD, "./19/cgroup.net", [pid 500] <... mmap resumed>) = 0x7f2342d01000 [pid 500] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] <... mprotect resumed>) = 0 [pid 500] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] unlink("./19/cgroup.net" [pid 500] <... rt_sigprocmask resumed>[], 8) = 0 [pid 490] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 490] close(6./strace-static-x86_64: Process 501 attached [pid 496] <... close resumed>) = 0 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./19/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 501] set_robust_list(0x7f2342d219a0, 24 [pid 500] <... clone3 resumed> => {parent_tid=[45]}, 88) = 45 [pid 496] close(6 [pid 490] close(7 [pid 501] <... set_robust_list resumed>) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [], [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 501] rt_sigprocmask(SIG_SETMASK, [], [pid 500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 496] close(7 [pid 490] close(8 [pid 298] newfstatat(AT_FDCWD, "./19/cgroup.cpu", [pid 501] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 500] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 501] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 500] <... futex resumed>) = 0 [pid 490] close(9 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 496] close(8 [pid 501] <... bpf resumed>) = 3 [pid 500] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./19/cgroup.cpu" [pid 501] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 496] close(9 [pid 490] close(10 [pid 501] <... futex resumed>) = 0 [pid 500] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 490] close(11 [pid 501] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 500] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] close(10 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./19/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 501] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(12) = -1 EBADF (Bad file descriptor) [pid 490] close(13) = -1 EBADF (Bad file descriptor) [pid 490] close(14 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 501] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(11 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./19/cgroup", [pid 501] <... futex resumed>) = 1 [pid 500] <... futex resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(15 [pid 501] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(12 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] <... futex resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(16 [pid 298] unlink("./19/cgroup" [pid 501] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 500] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] close(13 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 501] <... bpf resumed>, 56) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(17 [pid 298] <... unlink resumed>) = 0 [pid 501] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(14 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 501] <... futex resumed>) = 1 [pid 500] <... futex resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(18 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 501] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(15 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] close(3 [pid 501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] <... futex resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(19 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 500] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] close(16 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... close resumed>) = 0 [pid 501] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(20 [pid 298] rmdir("./19" [pid 501] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(17 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(21 [pid 501] <... futex resumed>) = 1 [pid 500] <... futex resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 501] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(18 [pid 490] close(22 [pid 298] mkdir("./20", 0777 [pid 501] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 500] <... futex resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 500] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 490] close(23 [pid 501] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 298] <... mkdir resumed>) = 0 [pid 496] close(19 [pid 490] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] close(24) = -1 EBADF (Bad file descriptor) [pid 490] close(25) = -1 EBADF (Bad file descriptor) [pid 490] close(26) = -1 EBADF (Bad file descriptor) [pid 490] close(27) = -1 EBADF (Bad file descriptor) [pid 490] close(28) = -1 EBADF (Bad file descriptor) [pid 490] close(29) = -1 EBADF (Bad file descriptor) [pid 501] <... bpf resumed>) = 4 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 490] exit_group(0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 501] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(20 [pid 491] <... futex resumed>) = ? [pid 490] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 502 attached [pid 501] <... futex resumed>) = 1 [pid 500] <... futex resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 491] +++ exited with 0 +++ [pid 490] +++ exited with 0 +++ [pid 502] set_robust_list(0x55559251a6a0, 24 [pid 501] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 500] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 496] close(21 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 42 [pid 502] <... set_robust_list resumed>) = 0 [pid 500] <... futex resumed>) = 0 [pid 500] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 502] chdir("./20" [pid 496] close(22 [pid 502] <... chdir resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 496] close(23 [pid 502] <... prctl resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] setpgid(0, 0 [pid 496] close(24 [pid 502] <... setpgid resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 496] close(25 [pid 502] <... symlink resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 496] close(26 [pid 502] <... symlink resumed>) = 0 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 496] close(27 [pid 502] <... symlink resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] <... openat resumed>) = 3 [pid 496] close(28 [pid 502] write(3, "1000", 4 [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] <... write resumed>) = 4 [pid 299] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 496] close(29 [pid 502] close(3) = 0 [pid 502] symlink("/dev/binderfs", "./binderfs" [pid 496] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 502] <... symlink resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 502] write(1, "executing program\n", 18 [pid 496] exit_group(0 [pid 502] <... write resumed>) = 18 [pid 299] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 502] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 497] <... futex resumed>) = ? [pid 496] <... exit_group resumed>) = ? [pid 502] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] <... openat resumed>) = 3 [pid 502] <... rt_sigaction resumed>NULL, 8) = 0 [pid 497] +++ exited with 0 +++ [pid 502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 502] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 502] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 503 attached [pid 496] +++ exited with 0 +++ [pid 299] newfstatat(3, "", [pid 503] set_robust_list(0x7f2342d219a0, 24 [pid 502] <... clone3 resumed> => {parent_tid=[43]}, 88) = 43 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 503] <... set_robust_list resumed>) = 0 [pid 502] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 503] rt_sigprocmask(SIG_SETMASK, [], [pid 502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] getdents64(3, [pid 503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 502] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 503] <... bpf resumed>) = 3 [pid 502] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 503] <... futex resumed>) = 0 [pid 502] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 502] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 503] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 502] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] newfstatat(AT_FDCWD, "./19/binderfs", [pid 503] <... futex resumed>) = 0 [pid 502] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 502] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 503] <... bpf resumed>, 56) = 0 [pid 502] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] unlink("./19/binderfs" [pid 503] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 503] <... futex resumed>) = 0 [pid 502] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 502] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 503] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 502] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] umount2("./19/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 503] <... futex resumed>) = 0 [pid 502] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 502] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 502] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] newfstatat(AT_FDCWD, "./19/cgroup.net", [pid 503] <... bpf resumed>) = 4 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 503] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 502] <... futex resumed>) = 0 [pid 299] unlink("./19/cgroup.net" [pid 503] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 503] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 502] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] umount2("./19/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./19/cgroup.cpu", [pid 297] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./19/cgroup.cpu" [pid 297] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./19/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./19/cgroup", [pid 297] newfstatat(3, "", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./19/cgroup" [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] getdents64(3, [pid 297] getdents64(3, [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./19" [pid 297] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./20", 0777 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... mkdir resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./18/binderfs", [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./18/binderfs") = 0 [pid 297] umount2("./18/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 504 attached ) = -1 EINVAL (Invalid argument) [pid 504] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 42 [pid 297] newfstatat(AT_FDCWD, "./18/cgroup.net", [pid 504] <... set_robust_list resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./18/cgroup.net" [pid 504] chdir("./20" [pid 297] <... unlink resumed>) = 0 [pid 504] <... chdir resumed>) = 0 [pid 297] umount2("./18/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./18/cgroup.cpu", [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 504] <... prctl resumed>) = 0 [pid 297] unlink("./18/cgroup.cpu" [pid 504] setpgid(0, 0 [pid 297] <... unlink resumed>) = 0 [pid 504] <... setpgid resumed>) = 0 [pid 297] umount2("./18/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 504] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 297] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 504] <... symlink resumed>) = 0 [pid 297] unlink("./18/cgroup" [pid 504] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 297] <... unlink resumed>) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 504] <... symlink resumed>) = 0 [pid 297] close(3) = 0 [pid 504] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 297] rmdir("./18" [pid 504] <... symlink resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] mkdir("./19", 0777) = 0 [pid 504] <... openat resumed>) = 3 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 504] write(3, "1000", 4./strace-static-x86_64: Process 505 attached ) = 4 [pid 505] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 40 [pid 505] <... set_robust_list resumed>) = 0 [pid 504] close(3 [pid 503] <... bpf resumed>) = 5 [pid 501] <... bpf resumed>) = 5 [pid 499] <... bpf resumed>) = 5 [pid 505] chdir("./19" [pid 504] <... close resumed>) = 0 [pid 503] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 499] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... chdir resumed>) = 0 [pid 504] symlink("/dev/binderfs", "./binderfs" [pid 503] <... futex resumed>) = 1 [pid 502] <... futex resumed>) = 0 [pid 501] <... futex resumed>) = 1 [pid 500] <... futex resumed>) = 0 [pid 499] <... futex resumed>) = 1 [pid 498] <... futex resumed>) = 0 [pid 505] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 504] <... symlink resumed>) = 0 [pid 503] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 502] close(3 [pid 501] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 500] close(3 [pid 499] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] close(3executing program [pid 505] <... prctl resumed>) = 0 [pid 504] write(1, "executing program\n", 18 [pid 502] <... close resumed>) = 0 [pid 500] <... close resumed>) = 0 [pid 498] <... close resumed>) = 0 [pid 505] setpgid(0, 0 [pid 504] <... write resumed>) = 18 [pid 502] close(4 [pid 500] close(4 [pid 498] close(4 [pid 505] <... setpgid resumed>) = 0 [pid 504] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... close resumed>) = 0 [pid 500] <... close resumed>) = 0 [pid 498] <... close resumed>) = 0 [pid 505] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 504] <... futex resumed>) = 0 [pid 502] close(5 [pid 500] close(5 [pid 498] close(5 [pid 504] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 505] <... symlink resumed>) = 0 [pid 504] <... rt_sigaction resumed>NULL, 8) = 0 [pid 502] <... close resumed>) = 0 [pid 504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 505] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] close(6 [pid 504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 505] <... symlink resumed>) = 0 [pid 504] <... mmap resumed>) = 0x7f2342d01000 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 504] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 502] close(7 [pid 505] <... symlink resumed>) = 0 [pid 504] <... mprotect resumed>) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 502] close(8 [pid 505] <... openat resumed>) = 3 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] write(3, "1000", 4 [pid 504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 502] close(9 [pid 505] <... write resumed>) = 4 [pid 504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] close(3 [pid 502] close(10./strace-static-x86_64: Process 506 attached [pid 505] <... close resumed>) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 506] set_robust_list(0x7f2342d219a0, 24 [pid 505] symlink("/dev/binderfs", "./binderfs" [pid 504] <... clone3 resumed> => {parent_tid=[43]}, 88) = 43 [pid 502] close(11 [pid 506] <... set_robust_list resumed>) = 0 [pid 505] <... symlink resumed>) = 0 [pid 504] rt_sigprocmask(SIG_SETMASK, [], [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 506] rt_sigprocmask(SIG_SETMASK, [], [pid 505] write(1, "executing program\n", 18executing program [pid 504] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] close(12 [pid 506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 505] <... write resumed>) = 18 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] <... futex resumed>) = 0 [pid 502] close(13 [pid 505] <... futex resumed>) = 0 [pid 504] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 506] <... bpf resumed>) = 3 [pid 505] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 502] close(14 [pid 506] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... rt_sigaction resumed>NULL, 8) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 502] close(15 [pid 506] <... futex resumed>) = 1 [pid 505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 504] <... futex resumed>) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 506] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 504] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] close(16 [pid 506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 505] <... mmap resumed>) = 0x7f2342d01000 [pid 504] <... futex resumed>) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 506] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 505] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 504] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] close(17 [pid 506] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 505] <... mprotect resumed>) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 506] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] rt_sigprocmask(SIG_BLOCK, ~[], [pid 502] close(18 [pid 506] <... futex resumed>) = 1 [pid 505] <... rt_sigprocmask resumed>[], 8) = 0 [pid 504] <... futex resumed>) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 506] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 504] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] close(19./strace-static-x86_64: Process 507 attached [pid 506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] <... futex resumed>) = 0 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] set_robust_list(0x7f2342d219a0, 24 [pid 505] <... clone3 resumed> => {parent_tid=[41]}, 88) = 41 [pid 502] close(20 [pid 507] <... set_robust_list resumed>) = 0 [pid 506] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 505] rt_sigprocmask(SIG_SETMASK, [], [pid 504] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] rt_sigprocmask(SIG_SETMASK, [], [pid 506] <... bpf resumed>, 56) = 0 [pid 505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 502] close(21 [pid 507] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 506] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 505] <... futex resumed>) = 0 [pid 502] close(22 [pid 504] <... futex resumed>) = 0 [pid 507] <... bpf resumed>) = 3 [pid 506] <... futex resumed>) = 1 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] close(23 [pid 507] <... futex resumed>) = 0 [pid 506] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 505] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 506] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 504] <... futex resumed>) = 0 [pid 502] close(24 [pid 507] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 506] <... futex resumed>) = 0 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] close(25 [pid 507] <... futex resumed>) = 0 [pid 505] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 506] <... futex resumed>) = 0 [pid 505] <... futex resumed>) = 0 [pid 504] <... futex resumed>) = 1 [pid 502] close(26 [pid 507] <... bpf resumed>, 56) = 0 [pid 506] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 504] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 507] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 502] close(27 [pid 505] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] <... futex resumed>) = 0 [pid 502] close(28 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 502] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 502] close(29) = -1 EBADF (Bad file descriptor) [pid 507] <... futex resumed>) = 1 [pid 506] <... bpf resumed>) = 4 [pid 505] <... futex resumed>) = 0 [pid 502] exit_group(0 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 506] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 503] <... futex resumed>) = ? [pid 502] <... exit_group resumed>) = ? [pid 507] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 506] <... futex resumed>) = 1 [pid 504] <... futex resumed>) = 0 [pid 503] +++ exited with 0 +++ [pid 507] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 504] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 507] <... futex resumed>) = 1 [pid 506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 504] <... futex resumed>) = 0 [pid 507] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 506] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 504] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 502] +++ exited with 0 +++ [pid 505] <... futex resumed>) = 0 [pid 505] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 507] <... futex resumed>) = 0 [pid 505] <... futex resumed>) = 1 [pid 507] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 507] <... bpf resumed>) = 4 [pid 507] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 505] <... futex resumed>) = 0 [pid 507] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 505] <... futex resumed>) = 0 [pid 507] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 505] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", [pid 500] <... close resumed>) = 0 [pid 498] <... close resumed>) = 0 [pid 500] close(6 [pid 498] close(6 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 500] close(7 [pid 498] close(7 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] close(8 [pid 498] close(8 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./20/binderfs", [pid 500] close(9 [pid 498] close(9 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./20/binderfs" [pid 500] close(10 [pid 498] close(10 [pid 298] <... unlink resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./20/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] close(11 [pid 498] close(11 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./20/cgroup.net", [pid 500] close(12 [pid 498] close(12 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./20/cgroup.net" [pid 500] close(13 [pid 498] close(13 [pid 298] <... unlink resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./20/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] close(14 [pid 498] close(14 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./20/cgroup.cpu", [pid 500] close(15 [pid 498] close(15 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./20/cgroup.cpu" [pid 500] close(16 [pid 498] close(16 [pid 298] <... unlink resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./20/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 500] close(17 [pid 498] close(17 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./20/cgroup", [pid 500] close(18 [pid 498] close(18 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./20/cgroup" [pid 500] close(19 [pid 498] close(19 [pid 298] <... unlink resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 500] close(20 [pid 498] close(20 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] close(3 [pid 500] close(21 [pid 498] close(21 [pid 298] <... close resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] rmdir("./20" [pid 500] close(22 [pid 498] close(22 [pid 298] <... rmdir resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] mkdir("./21", 0777 [pid 500] close(23 [pid 498] close(23 [pid 298] <... mkdir resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 500] close(24 [pid 498] close(24./strace-static-x86_64: Process 508 attached [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 508] set_robust_list(0x55559251a6a0, 24 [pid 500] close(25 [pid 498] close(25 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 44 [pid 508] <... set_robust_list resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 508] chdir("./21" [pid 500] close(26 [pid 498] close(26 [pid 508] <... chdir resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 508] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 500] close(27 [pid 498] close(27 [pid 508] <... prctl resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 508] setpgid(0, 0 [pid 500] close(28 [pid 498] close(28 [pid 508] <... setpgid resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 508] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 500] close(29 [pid 498] close(29 [pid 508] <... symlink resumed>) = 0 [pid 500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 508] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 500] exit_group(0 [pid 508] <... symlink resumed>) = 0 [pid 501] <... futex resumed>) = ? [pid 500] <... exit_group resumed>) = ? [pid 498] exit_group(0 [pid 508] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 501] +++ exited with 0 +++ [pid 498] <... exit_group resumed>) = ? [pid 508] <... symlink resumed>) = 0 [pid 508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 500] +++ exited with 0 +++ [pid 499] <... futex resumed>) = ? executing program [pid 508] write(3, "1000", 4 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] <... write resumed>) = 4 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 508] close(3) = 0 [pid 508] symlink("/dev/binderfs", "./binderfs") = 0 [pid 508] write(1, "executing program\n", 18) = 18 [pid 508] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 508] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 499] +++ exited with 0 +++ [pid 498] +++ exited with 0 +++ [pid 508] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 508] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 508] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 508] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 508] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] <... restart_syscall resumed>) = 0 [pid 508] <... rt_sigprocmask resumed>[], 8) = 0 [pid 508] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 509 attached [pid 295] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] set_robust_list(0x7f2342d219a0, 24 [pid 508] <... clone3 resumed> => {parent_tid=[45]}, 88) = 45 [pid 509] <... set_robust_list resumed>) = 0 [pid 508] rt_sigprocmask(SIG_SETMASK, [], [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 509] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 508] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... openat resumed>) = 3 [pid 508] <... futex resumed>) = 1 [pid 295] newfstatat(3, "", [pid 509] <... futex resumed>) = 0 [pid 508] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 509] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] <... bpf resumed>) = 3 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 509] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] newfstatat(AT_FDCWD, "./21/binderfs", [pid 509] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 509] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] unlink("./21/binderfs" [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 508] <... futex resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 508] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] umount2("./21/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 509] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./21/cgroup.net", [pid 509] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./21/cgroup.net" [pid 509] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 509] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./21/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 508] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 509] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 508] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] newfstatat(AT_FDCWD, "./21/cgroup.cpu", [pid 509] <... bpf resumed>, 56) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 509] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] unlink("./21/cgroup.cpu" [pid 509] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 508] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./21/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 509] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 508] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 509] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] newfstatat(AT_FDCWD, "./21/cgroup", [pid 509] <... futex resumed>) = 0 [pid 508] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 509] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 508] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] unlink("./21/cgroup" [pid 508] <... futex resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 508] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./21") = 0 [pid 295] mkdir("./22", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 510 attached [pid 509] <... bpf resumed>) = 4 [pid 510] set_robust_list(0x55559251a6a0, 24 [pid 509] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 46 [pid 510] <... set_robust_list resumed>) = 0 [pid 509] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 510] chdir("./22" [pid 509] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] <... chdir resumed>) = 0 [pid 509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 508] <... futex resumed>) = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 509] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 508] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 510] <... prctl resumed>) = 0 [pid 510] setpgid(0, 0) = 0 [pid 510] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 510] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 510] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 510] <... symlink resumed>) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 510] write(3, "1000", 4) = 4 [pid 296] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 510] close(3executing program ) = 0 [pid 296] <... openat resumed>) = 3 [pid 510] symlink("/dev/binderfs", "./binderfs") = 0 [pid 296] newfstatat(3, "", [pid 510] write(1, "executing program\n", 18) = 18 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 510] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 296] getdents64(3, [pid 510] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 296] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 510] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 296] newfstatat(AT_FDCWD, "./19/binderfs", [pid 510] <... mprotect resumed>) = 0 [pid 510] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 510] <... rt_sigprocmask resumed>[], 8) = 0 [pid 510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 296] unlink("./19/binderfs"./strace-static-x86_64: Process 511 attached [pid 510] <... clone3 resumed> => {parent_tid=[47]}, 88) = 47 [pid 511] set_robust_list(0x7f2342d219a0, 24 [pid 510] rt_sigprocmask(SIG_SETMASK, [], [pid 296] <... unlink resumed>) = 0 [pid 511] <... set_robust_list resumed>) = 0 [pid 510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 511] rt_sigprocmask(SIG_SETMASK, [], [pid 510] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./19/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 511] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 510] <... futex resumed>) = 0 [pid 510] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 511] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] newfstatat(AT_FDCWD, "./19/cgroup.net", [pid 511] <... bpf resumed>) = 3 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 511] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./19/cgroup.net" [pid 511] <... futex resumed>) = 1 [pid 510] <... futex resumed>) = 0 [pid 510] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 511] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 296] <... unlink resumed>) = 0 [pid 511] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./19/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 511] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... bpf resumed>) = 5 [pid 507] <... bpf resumed>) = 5 [pid 506] <... bpf resumed>) = 5 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 511] <... futex resumed>) = 1 [pid 510] <... futex resumed>) = 0 [pid 509] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 507] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 506] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./19/cgroup.cpu", [pid 511] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] <... futex resumed>) = 1 [pid 508] <... futex resumed>) = 0 [pid 507] <... futex resumed>) = 1 [pid 506] <... futex resumed>) = 1 [pid 505] <... futex resumed>) = 0 [pid 504] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 510] <... futex resumed>) = 0 [pid 509] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] close(3 [pid 507] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 506] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 505] close(3 [pid 504] close(3 [pid 296] unlink("./19/cgroup.cpu" [pid 511] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 510] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 508] <... close resumed>) = 0 [pid 505] <... close resumed>) = 0 [pid 504] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 511] <... bpf resumed>, 56) = 0 [pid 508] close(4 [pid 505] close(4 [pid 504] close(4 [pid 296] umount2("./19/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 511] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... close resumed>) = 0 [pid 505] <... close resumed>) = 0 [pid 504] <... close resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 511] <... futex resumed>) = 1 [pid 510] <... futex resumed>) = 0 [pid 508] close(5 [pid 505] close(5 [pid 504] close(5 [pid 296] newfstatat(AT_FDCWD, "./19/cgroup", [pid 511] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... close resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 510] <... futex resumed>) = 0 [pid 508] close(6 [pid 296] unlink("./19/cgroup" [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 510] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... unlink resumed>) = 0 [pid 511] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 508] close(7 [pid 296] getdents64(3, [pid 511] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 511] <... futex resumed>) = 1 [pid 510] <... futex resumed>) = 0 [pid 508] close(8 [pid 296] close(3 [pid 511] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... close resumed>) = 0 [pid 511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 510] <... futex resumed>) = 0 [pid 508] close(9 [pid 296] rmdir("./19" [pid 511] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 510] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... rmdir resumed>) = 0 [pid 508] close(10) = -1 EBADF (Bad file descriptor) [pid 508] close(11) = -1 EBADF (Bad file descriptor) [pid 511] <... bpf resumed>) = 4 [pid 508] close(12 [pid 511] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] mkdir("./20", 0777 [pid 511] <... futex resumed>) = 1 [pid 510] <... futex resumed>) = 0 [pid 508] close(13 [pid 296] <... mkdir resumed>) = 0 [pid 511] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 511] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 510] <... futex resumed>) = 0 [pid 508] close(14 [pid 510] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 512 attached [pid 511] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 508] close(15 [pid 512] set_robust_list(0x55559251a6a0, 24 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 42 [pid 512] <... set_robust_list resumed>) = 0 [pid 508] close(16 [pid 512] chdir("./20" [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... chdir resumed>) = 0 [pid 508] close(17 [pid 512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... prctl resumed>) = 0 [pid 508] close(18 [pid 512] setpgid(0, 0 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... setpgid resumed>) = 0 [pid 508] close(19 [pid 512] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... symlink resumed>) = 0 [pid 508] close(20 [pid 512] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... symlink resumed>) = 0 [pid 508] close(21 [pid 512] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... symlink resumed>) = 0 [pid 508] close(22 [pid 512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... openat resumed>) = 3 [pid 508] close(23 [pid 512] write(3, "1000", 4 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... write resumed>) = 4 [pid 508] close(24 [pid 512] close(3 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... close resumed>) = 0 [pid 508] close(25 [pid 512] symlink("/dev/binderfs", "./binderfs"executing program [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... symlink resumed>) = 0 [pid 508] close(26 [pid 512] write(1, "executing program\n", 18 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... write resumed>) = 18 [pid 508] close(27 [pid 512] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... futex resumed>) = 0 [pid 508] close(28 [pid 512] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... rt_sigaction resumed>NULL, 8) = 0 [pid 508] close(29 [pid 512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 508] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 508] exit_group(0 [pid 512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 508] <... exit_group resumed>) = ? [pid 512] <... mmap resumed>) = 0x7f2342d01000 [pid 509] <... futex resumed>) = ? [pid 512] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 513 attached [pid 509] +++ exited with 0 +++ [pid 508] +++ exited with 0 +++ [pid 512] <... clone3 resumed> => {parent_tid=[43]}, 88) = 43 [pid 513] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 512] rt_sigprocmask(SIG_SETMASK, [], [pid 513] rt_sigprocmask(SIG_SETMASK, [], [pid 512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 512] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 512] <... futex resumed>) = 0 [pid 512] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 513] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 512] <... futex resumed>) = 0 [pid 513] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 512] <... futex resumed>) = 0 [pid 513] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 512] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 513] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 512] <... futex resumed>) = 0 [pid 513] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 512] <... futex resumed>) = 0 [pid 513] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 512] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] <... bpf resumed>, 56) = 0 [pid 513] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 512] <... futex resumed>) = 0 [pid 513] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 512] <... futex resumed>) = 0 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 512] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 513] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 512] <... futex resumed>) = 0 [pid 513] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 512] <... futex resumed>) = 0 [pid 513] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 512] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 513] <... bpf resumed>) = 4 [pid 513] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 512] <... futex resumed>) = 0 [pid 513] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 512] <... futex resumed>) = 0 [pid 513] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 512] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./21/binderfs") = 0 [pid 298] umount2("./21/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./21/cgroup.net") = 0 [pid 298] umount2("./21/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./21/cgroup.cpu") = 0 [pid 298] umount2("./21/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 504] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 505] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./21/cgroup", [pid 505] close(6 [pid 504] close(6 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./21/cgroup" [pid 505] close(7 [pid 504] close(7 [pid 298] <... unlink resumed>) = 0 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 505] close(8 [pid 504] close(8 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 505] close(9 [pid 504] close(9 [pid 298] close(3 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] close(10 [pid 504] close(10 [pid 298] <... close resumed>) = 0 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] rmdir("./21" [pid 505] close(11 [pid 504] close(11 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 505] close(12 [pid 504] close(12 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] mkdir("./22", 0777 [pid 505] close(13 [pid 504] close(13 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] close(14 [pid 504] close(14 [pid 298] <... mkdir resumed>) = 0 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 505] close(15 [pid 504] close(15 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] close(16 [pid 504] close(16 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] close(17 [pid 504] close(17 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] close(18 [pid 504] close(18 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 505] close(19 [pid 504] close(19 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 514 attached [pid 505] close(20 [pid 504] close(20 [pid 514] set_robust_list(0x55559251a6a0, 24 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 46 [pid 514] <... set_robust_list resumed>) = 0 [pid 505] close(21 [pid 504] close(21 [pid 514] chdir("./22" [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... chdir resumed>) = 0 [pid 505] close(22 [pid 504] close(22 [pid 514] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... prctl resumed>) = 0 [pid 505] close(23 [pid 504] close(23 [pid 514] setpgid(0, 0 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... setpgid resumed>) = 0 [pid 505] close(24 [pid 504] close(24 [pid 514] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... symlink resumed>) = 0 [pid 505] close(25 [pid 504] close(25 [pid 514] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... symlink resumed>) = 0 [pid 505] close(26 [pid 504] close(26 [pid 514] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... symlink resumed>) = 0 [pid 505] close(27 [pid 504] close(27 [pid 514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... openat resumed>) = 3 [pid 505] close(28 [pid 504] close(28 [pid 514] write(3, "1000", 4 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... write resumed>) = 4 [pid 505] close(29 [pid 504] close(29 [pid 514] close(3 [pid 505] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 504] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] <... close resumed>) = 0 [pid 505] exit_group(0 [pid 504] exit_group(0 [pid 514] symlink("/dev/binderfs", "./binderfs" [pid 507] <... futex resumed>) = ? [pid 505] <... exit_group resumed>) = ? [pid 504] <... exit_group resumed>) = ? [pid 514] <... symlink resumed>) = 0 [pid 507] +++ exited with 0 +++ [pid 506] <... futex resumed>) = ? executing program [pid 506] +++ exited with 0 +++ [pid 514] write(1, "executing program\n", 18 [pid 505] +++ exited with 0 +++ [pid 514] <... write resumed>) = 18 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 514] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 514] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 514] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 514] <... rt_sigaction resumed>NULL, 8) = 0 [pid 514] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 514] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 514] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 514] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 514] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x7f2342d219a0, 24 [pid 514] <... clone3 resumed> => {parent_tid=[47]}, 88) = 47 [pid 515] <... set_robust_list resumed>) = 0 [pid 514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 514] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 514] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 515] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 515] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 514] <... futex resumed>) = 0 [pid 515] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 514] <... futex resumed>) = 0 [pid 515] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 514] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] <... futex resumed>) = 0 [pid 514] <... futex resumed>) = 1 [pid 515] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}, 56) = 0 [pid 514] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 515] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 514] <... futex resumed>) = 0 [pid 515] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 514] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 514] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 515] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 514] <... futex resumed>) = 0 [pid 514] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 515] <... bpf resumed>) = 4 [pid 515] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 514] <... futex resumed>) = 0 [pid 515] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 299] <... restart_syscall resumed>) = 0 [pid 514] <... futex resumed>) = 0 [pid 514] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./20/binderfs") = 0 [pid 299] umount2("./20/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./20/cgroup.net") = 0 [pid 299] umount2("./20/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./20/cgroup.cpu") = 0 [pid 299] umount2("./20/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./20/cgroup", [pid 297] <... restart_syscall resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./20/cgroup" [pid 297] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... unlink resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] getdents64(3, [pid 297] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] newfstatat(3, "", [pid 299] close(3 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, [pid 299] <... close resumed>) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] rmdir("./20" [pid 297] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... rmdir resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] mkdir("./21", 0777 [pid 297] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./19/binderfs" [pid 299] <... mkdir resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] umount2("./19/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./19/cgroup.net") = 0 [pid 297] umount2("./19/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 516 attached [pid 297] unlink("./19/cgroup.cpu" [pid 516] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 44 [pid 297] <... unlink resumed>) = 0 [pid 516] <... set_robust_list resumed>) = 0 [pid 297] umount2("./19/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 516] chdir("./21") = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] newfstatat(AT_FDCWD, "./19/cgroup", [pid 516] <... prctl resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 516] setpgid(0, 0 [pid 297] unlink("./19/cgroup" [pid 516] <... setpgid resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 516] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 297] getdents64(3, [pid 516] <... symlink resumed>) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 516] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 297] close(3 [pid 516] <... symlink resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 516] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 297] rmdir("./19" [pid 516] <... symlink resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] mkdir("./20", 0777 [pid 516] <... openat resumed>) = 3 [pid 516] write(3, "1000", 4 [pid 297] <... mkdir resumed>) = 0 [pid 516] <... write resumed>) = 4 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 516] close(3) = 0 [pid 516] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 517 attached executing program ) = 0 [pid 517] set_robust_list(0x55559251a6a0, 24 [pid 516] write(1, "executing program\n", 18 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 42 [pid 517] <... set_robust_list resumed>) = 0 [pid 516] <... write resumed>) = 18 [pid 516] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] chdir("./20" [pid 516] <... futex resumed>) = 0 [pid 517] <... chdir resumed>) = 0 [pid 516] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 517] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 516] <... rt_sigaction resumed>NULL, 8) = 0 [pid 516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 517] <... prctl resumed>) = 0 [pid 516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 515] <... bpf resumed>) = 5 [pid 513] <... bpf resumed>) = 5 [pid 511] <... bpf resumed>) = 5 [pid 517] setpgid(0, 0 [pid 516] <... mmap resumed>) = 0x7f2342d01000 [pid 515] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... setpgid resumed>) = 0 [pid 516] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 515] <... futex resumed>) = 1 [pid 514] <... futex resumed>) = 0 [pid 513] <... futex resumed>) = 1 [pid 512] <... futex resumed>) = 0 [pid 511] <... futex resumed>) = 1 [pid 510] <... futex resumed>) = 0 [pid 517] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 516] <... mprotect resumed>) = 0 [pid 515] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 514] close(3 [pid 513] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 512] close(3 [pid 511] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 510] close(3 [pid 517] <... symlink resumed>) = 0 [pid 516] rt_sigprocmask(SIG_BLOCK, ~[], [pid 514] <... close resumed>) = 0 [pid 512] <... close resumed>) = 0 [pid 510] <... close resumed>) = 0 [pid 517] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 516] <... rt_sigprocmask resumed>[], 8) = 0 [pid 514] close(4 [pid 512] close(4 [pid 510] close(4 [pid 517] <... symlink resumed>) = 0 [pid 516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 514] <... close resumed>) = 0 [pid 512] <... close resumed>) = 0 [pid 510] <... close resumed>) = 0 [pid 517] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 514] close(5 [pid 510] close(5./strace-static-x86_64: Process 518 attached [pid 517] <... symlink resumed>) = 0 [pid 514] <... close resumed>) = 0 [pid 512] close(5 [pid 518] set_robust_list(0x7f2342d219a0, 24 [pid 517] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 516] <... clone3 resumed> => {parent_tid=[45]}, 88) = 45 [pid 514] close(6 [pid 518] <... set_robust_list resumed>) = 0 [pid 517] <... openat resumed>) = 3 [pid 516] rt_sigprocmask(SIG_SETMASK, [], [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] rt_sigprocmask(SIG_SETMASK, [], [pid 517] write(3, "1000", 4 [pid 516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 514] close(7 [pid 518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 517] <... write resumed>) = 4 [pid 516] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 517] close(3 [pid 514] close(8 [pid 518] <... bpf resumed>) = 3 [pid 517] <... close resumed>) = 0 [pid 516] <... futex resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] symlink("/dev/binderfs", "./binderfs" [pid 514] close(9 [pid 518] <... futex resumed>) = 0 [pid 517] <... symlink resumed>) = 0 [pid 516] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 518] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] write(1, "executing program\n", 18 [pid 516] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] close(10 [pid 517] <... write resumed>) = 18 [pid 516] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] <... futex resumed>) = 0 [pid 517] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 1 [pid 514] close(11 [pid 518] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 517] <... futex resumed>) = 0 [pid 516] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 517] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 514] close(12 [pid 518] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... rt_sigaction resumed>NULL, 8) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] <... futex resumed>) = 1 [pid 517] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 516] <... futex resumed>) = 0 [pid 514] close(13 [pid 518] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 516] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 516] <... futex resumed>) = 0 [pid 514] close(14 [pid 518] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 516] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] <... mmap resumed>) = 0x7f2342d01000 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] <... bpf resumed>, 56) = 0 [pid 517] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 514] close(15 [pid 518] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... mprotect resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] <... futex resumed>) = 1 [pid 516] <... futex resumed>) = 0 [pid 516] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 517] rt_sigprocmask(SIG_BLOCK, ~[], [pid 514] close(16 [pid 518] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 517] <... rt_sigprocmask resumed>[], 8) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 518] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 514] close(17./strace-static-x86_64: Process 519 attached [pid 518] <... futex resumed>) = 1 [pid 516] <... futex resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] set_robust_list(0x7f2342d219a0, 24 [pid 518] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] <... clone3 resumed> => {parent_tid=[43]}, 88) = 43 [pid 516] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] close(18 [pid 519] <... set_robust_list resumed>) = 0 [pid 518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] rt_sigprocmask(SIG_SETMASK, [], [pid 516] <... futex resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] rt_sigprocmask(SIG_SETMASK, [], [pid 518] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 516] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] close(19 [pid 519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 518] <... bpf resumed>) = 4 [pid 517] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 518] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... futex resumed>) = 0 [pid 514] close(20 [pid 519] <... bpf resumed>) = 3 [pid 518] <... futex resumed>) = 1 [pid 517] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 516] <... futex resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 518] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 516] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] close(21 [pid 519] <... futex resumed>) = 0 [pid 518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 518] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 517] <... futex resumed>) = 0 [pid 516] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 514] close(22 [pid 519] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 517] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] close(23 [pid 517] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] <... futex resumed>) = 0 [pid 517] <... futex resumed>) = 0 [pid 514] close(24 [pid 519] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 517] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 514] close(25) = -1 EBADF (Bad file descriptor) [pid 519] <... bpf resumed>, 56) = 0 [pid 519] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] close(26 [pid 519] <... futex resumed>) = 1 [pid 517] <... futex resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 514] close(27 [pid 517] <... futex resumed>) = 0 [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 517] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 514] close(28 [pid 519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 514] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 514] close(29) = -1 EBADF (Bad file descriptor) [pid 519] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 514] exit_group(0 [pid 519] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] <... futex resumed>) = ? [pid 514] <... exit_group resumed>) = ? [pid 519] <... futex resumed>) = 1 [pid 517] <... futex resumed>) = 0 [pid 515] +++ exited with 0 +++ [pid 519] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 0 [pid 517] <... futex resumed>) = 1 [pid 514] +++ exited with 0 +++ [pid 519] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 517] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 519] <... bpf resumed>) = 4 [pid 519] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 517] <... futex resumed>) = 0 [pid 519] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 517] <... futex resumed>) = 0 [pid 517] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/binderfs") = 0 [pid 298] umount2("./22/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/cgroup.net") = 0 [pid 298] umount2("./22/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/cgroup.cpu") = 0 [pid 298] umount2("./22/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./22/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./22") = 0 [pid 298] mkdir("./23", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 520 attached , child_tidptr=0x55559251a690) = 48 [pid 520] set_robust_list(0x55559251a6a0, 24) = 0 [pid 520] chdir("./23") = 0 [pid 520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 520] setpgid(0, 0) = 0 [pid 520] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 520] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 520] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 520] write(3, "1000", 4) = 4 [pid 520] close(3) = 0 [pid 520] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 520] write(1, "executing program\n", 18) = 18 [pid 520] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 520] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 520] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 512] <... close resumed>) = 0 [pid 510] <... close resumed>) = 0 [pid 520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 512] close(6 [pid 510] close(6 [pid 520] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] <... mmap resumed>) = 0x7f2342d01000 [pid 512] close(7 [pid 510] close(7 [pid 520] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] <... mprotect resumed>) = 0 [pid 520] rt_sigprocmask(SIG_BLOCK, ~[], [pid 512] close(8 [pid 510] close(8 [pid 520] <... rt_sigprocmask resumed>[], 8) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 521 attached [pid 512] close(9 [pid 510] close(9 [pid 521] set_robust_list(0x7f2342d219a0, 24 [pid 520] <... clone3 resumed> => {parent_tid=[49]}, 88) = 49 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... set_robust_list resumed>) = 0 [pid 520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 520] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] close(10 [pid 521] rt_sigprocmask(SIG_SETMASK, [], [pid 520] <... futex resumed>) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(10 [pid 521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 520] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] close(11 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(11 [pid 521] <... bpf resumed>) = 3 [pid 512] close(12 [pid 521] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... futex resumed>) = 1 [pid 520] <... futex resumed>) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(12 [pid 521] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] close(13 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] <... futex resumed>) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(13 [pid 521] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 520] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] close(14 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(14 [pid 521] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] close(15 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... futex resumed>) = 1 [pid 520] <... futex resumed>) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(15 [pid 521] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] close(16 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] <... futex resumed>) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(16 [pid 521] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 520] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] close(17 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... bpf resumed>, 56) = 0 [pid 521] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(17 [pid 521] <... futex resumed>) = 1 [pid 520] <... futex resumed>) = 0 [pid 512] close(18 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(18 [pid 521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] <... futex resumed>) = 0 [pid 512] close(19 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 520] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(19 [pid 521] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 512] close(20 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(20 [pid 521] <... futex resumed>) = 1 [pid 520] <... futex resumed>) = 0 [pid 512] close(21 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(21 [pid 521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] <... futex resumed>) = 0 [pid 512] close(22 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 520] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(22 [pid 512] close(23 [pid 521] <... bpf resumed>) = 4 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] close(24 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... futex resumed>) = 1 [pid 520] <... futex resumed>) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] close(23 [pid 521] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] close(25 [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] <... futex resumed>) = 0 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 520] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 512] close(26 [pid 510] close(24 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] close(27 [pid 510] close(25 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] close(28 [pid 510] close(26 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] close(29 [pid 510] close(27 [pid 512] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 512] exit_group(0 [pid 510] close(28 [pid 513] <... futex resumed>) = ? [pid 512] <... exit_group resumed>) = ? [pid 510] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 513] +++ exited with 0 +++ [pid 510] close(29) = -1 EBADF (Bad file descriptor) [pid 510] exit_group(0) = ? [pid 512] +++ exited with 0 +++ [pid 511] <... futex resumed>) = ? [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 511] +++ exited with 0 +++ [pid 510] +++ exited with 0 +++ [pid 296] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... openat resumed>) = 3 [pid 295] <... openat resumed>) = 3 [pid 296] newfstatat(3, "", [pid 295] newfstatat(3, "", [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, [pid 295] getdents64(3, [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./22/binderfs", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(AT_FDCWD, "./20/binderfs", [pid 295] unlink("./22/binderfs" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 295] umount2("./22/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./20/binderfs" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./22/cgroup.net", [pid 296] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./22/cgroup.net" [pid 296] umount2("./20/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./22/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./20/cgroup.net", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./22/cgroup.cpu", [pid 296] unlink("./20/cgroup.net" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./22/cgroup.cpu" [pid 296] <... unlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 296] umount2("./20/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./22/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./20/cgroup.cpu", [pid 295] newfstatat(AT_FDCWD, "./22/cgroup", [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./20/cgroup.cpu" [pid 295] unlink("./22/cgroup" [pid 296] <... unlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 296] umount2("./20/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] close(3 [pid 296] newfstatat(AT_FDCWD, "./20/cgroup", [pid 295] <... close resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] rmdir("./22" [pid 296] unlink("./20/cgroup" [pid 295] <... rmdir resumed>) = 0 [pid 295] mkdir("./23", 0777 [pid 296] <... unlink resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 296] getdents64(3, [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 ./strace-static-x86_64: Process 522 attached [pid 296] rmdir("./20" [pid 522] set_robust_list(0x55559251a6a0, 24 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 48 [pid 522] <... set_robust_list resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 522] chdir("./23" [pid 296] mkdir("./21", 0777 [pid 522] <... chdir resumed>) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0 [pid 296] <... mkdir resumed>) = 0 [pid 522] <... setpgid resumed>) = 0 [pid 522] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 522] <... symlink resumed>) = 0 [pid 522] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 ./strace-static-x86_64: Process 523 attached [pid 522] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 523] set_robust_list(0x55559251a6a0, 24 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 44 [pid 523] <... set_robust_list resumed>) = 0 [pid 522] <... symlink resumed>) = 0 [pid 523] chdir("./21" [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 523] <... chdir resumed>) = 0 [pid 523] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] <... openat resumed>) = 3 [pid 523] setpgid(0, 0) = 0 [pid 522] write(3, "1000", 4 [pid 523] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 522] <... write resumed>) = 4 [pid 522] close(3) = 0 [pid 522] symlink("/dev/binderfs", "./binderfs" [pid 523] <... symlink resumed>) = 0 [pid 522] <... symlink resumed>) = 0 [pid 523] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 522] write(1, "executing program\n", 18) = 18 executing program [pid 523] <... symlink resumed>) = 0 [pid 522] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 522] <... futex resumed>) = 0 [pid 522] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 523] <... symlink resumed>) = 0 [pid 522] <... rt_sigaction resumed>NULL, 8) = 0 [pid 523] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 523] <... openat resumed>) = 3 [pid 522] <... mmap resumed>) = 0x7f2342d01000 [pid 523] write(3, "1000", 4 [pid 522] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 523] <... write resumed>) = 4 [pid 522] <... mprotect resumed>) = 0 [pid 523] close(3 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [pid 523] <... close resumed>) = 0 [pid 522] <... rt_sigprocmask resumed>[], 8) = 0 [pid 523] symlink("/dev/binderfs", "./binderfs" [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 523] <... symlink resumed>) = 0 executing program ./strace-static-x86_64: Process 524 attached [pid 523] write(1, "executing program\n", 18 [pid 524] set_robust_list(0x7f2342d219a0, 24 [pid 523] <... write resumed>) = 18 [pid 522] <... clone3 resumed> => {parent_tid=[49]}, 88) = 49 [pid 524] <... set_robust_list resumed>) = 0 [pid 523] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] rt_sigprocmask(SIG_SETMASK, [], [pid 524] rt_sigprocmask(SIG_SETMASK, [], [pid 523] <... futex resumed>) = 0 [pid 522] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 524] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 523] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 522] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 523] <... rt_sigaction resumed>NULL, 8) = 0 [pid 522] <... futex resumed>) = 0 [pid 524] <... bpf resumed>) = 3 [pid 523] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 522] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 522] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 524] <... futex resumed>) = 0 [pid 523] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 522] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 522] <... futex resumed>) = 0 [pid 523] <... mmap resumed>) = 0x7f2342d01000 [pid 522] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 524] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 524] <... futex resumed>) = 1 [pid 522] <... futex resumed>) = 0 [pid 524] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] <... mprotect resumed>) = 0 [pid 522] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] <... futex resumed>) = 0 [pid 524] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 522] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 524] <... bpf resumed>, 56) = 0 [pid 523] rt_sigprocmask(SIG_BLOCK, ~[], [pid 524] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 518] <... bpf resumed>) = 5 [pid 524] <... futex resumed>) = 1 [pid 522] <... futex resumed>) = 0 [pid 519] <... bpf resumed>) = 5 [pid 523] <... rt_sigprocmask resumed>[], 8) = 0 [pid 518] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 522] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 521] <... bpf resumed>) = 5 [pid 519] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 518] <... futex resumed>) = 1 [pid 516] <... futex resumed>) = 0 ./strace-static-x86_64: Process 525 attached [pid 524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] <... futex resumed>) = 0 [pid 521] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 1 [pid 518] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] <... futex resumed>) = 0 [pid 516] close(3 [pid 525] set_robust_list(0x7f2342d219a0, 24 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 523] <... clone3 resumed> => {parent_tid=[45]}, 88) = 45 [pid 522] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 521] <... futex resumed>) = 1 [pid 520] <... futex resumed>) = 0 [pid 519] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] close(3 [pid 525] <... set_robust_list resumed>) = 0 [pid 524] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 523] rt_sigprocmask(SIG_SETMASK, [], [pid 521] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 520] close(3 [pid 517] <... close resumed>) = 0 [pid 516] <... close resumed>) = 0 [pid 525] rt_sigprocmask(SIG_SETMASK, [], [pid 524] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 520] <... close resumed>) = 0 [pid 517] close(4 [pid 516] close(4 [pid 525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 524] <... futex resumed>) = 1 [pid 523] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] <... futex resumed>) = 0 [pid 520] close(4 [pid 517] <... close resumed>) = 0 [pid 516] <... close resumed>) = 0 [pid 525] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 524] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] <... futex resumed>) = 0 [pid 522] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... close resumed>) = 0 [pid 517] close(5 [pid 516] close(5 [pid 525] <... bpf resumed>) = 3 [pid 524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 523] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] <... futex resumed>) = 0 [pid 520] close(5 [pid 517] <... close resumed>) = 0 [pid 525] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] close(6 [pid 525] <... futex resumed>) = 0 [pid 524] <... bpf resumed>) = 4 [pid 523] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 524] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... futex resumed>) = 0 [pid 517] close(7 [pid 525] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 524] <... futex resumed>) = 1 [pid 523] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] <... futex resumed>) = 0 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] close(8 [pid 525] <... futex resumed>) = 0 [pid 524] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 522] <... futex resumed>) = 0 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 524] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 522] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 523] <... futex resumed>) = 0 [pid 517] close(9 [pid 525] <... bpf resumed>, 56) = 0 [pid 523] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 523] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] close(10 [pid 525] <... futex resumed>) = 0 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 517] close(11 [pid 523] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] <... futex resumed>) = 0 [pid 523] <... futex resumed>) = 1 [pid 517] close(12 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 523] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 517] close(13 [pid 525] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 517] close(14 [pid 525] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 517] close(15 [pid 523] <... futex resumed>) = 0 [pid 525] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 525] <... bpf resumed>) = 4 [pid 517] close(16 [pid 525] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 517] close(17 [pid 525] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 523] <... futex resumed>) = 0 [pid 517] close(18 [pid 525] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 517] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 517] close(19) = -1 EBADF (Bad file descriptor) [pid 517] close(20) = -1 EBADF (Bad file descriptor) [pid 517] close(21) = -1 EBADF (Bad file descriptor) [pid 517] close(22) = -1 EBADF (Bad file descriptor) [pid 517] close(23) = -1 EBADF (Bad file descriptor) [pid 517] close(24) = -1 EBADF (Bad file descriptor) [pid 517] close(25) = -1 EBADF (Bad file descriptor) [pid 517] close(26) = -1 EBADF (Bad file descriptor) [pid 517] close(27) = -1 EBADF (Bad file descriptor) [pid 517] close(28) = -1 EBADF (Bad file descriptor) [pid 517] close(29) = -1 EBADF (Bad file descriptor) [pid 517] exit_group(0 [pid 519] <... futex resumed>) = ? [pid 517] <... exit_group resumed>) = ? [pid 519] +++ exited with 0 +++ [pid 517] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./20/binderfs") = 0 [pid 297] umount2("./20/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./20/cgroup.net") = 0 [pid 297] umount2("./20/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./20/cgroup.cpu") = 0 [pid 297] umount2("./20/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./20/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./20") = 0 [pid 297] mkdir("./21", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 526 attached , child_tidptr=0x55559251a690) = 44 [pid 526] set_robust_list(0x55559251a6a0, 24) = 0 [pid 526] chdir("./21") = 0 [pid 526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 526] setpgid(0, 0) = 0 [pid 526] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 526] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 526] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 526] write(3, "1000", 4) = 4 [pid 526] close(3) = 0 [pid 526] symlink("/dev/binderfs", "./binderfs") = 0 [pid 526] write(1, "executing program\n", 18executing program ) = 18 [pid 526] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 526] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 526] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 526] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 526] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 526] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 526] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 527 attached [pid 527] set_robust_list(0x7f2342d219a0, 24 [pid 526] <... clone3 resumed> => {parent_tid=[45]}, 88) = 45 [pid 527] <... set_robust_list resumed>) = 0 [pid 527] rt_sigprocmask(SIG_SETMASK, [], [pid 526] rt_sigprocmask(SIG_SETMASK, [], [pid 527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 526] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 526] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 527] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 526] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 516] <... close resumed>) = 0 [pid 527] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... close resumed>) = 0 [pid 527] <... futex resumed>) = 0 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] close(6 [pid 516] close(6 [pid 527] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 526] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 527] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 526] <... futex resumed>) = 0 [pid 520] close(7 [pid 516] close(7 [pid 527] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 526] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] close(8 [pid 516] close(8 [pid 527] <... futex resumed>) = 0 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 526] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] close(9 [pid 516] close(9 [pid 526] <... futex resumed>) = 0 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] <... bpf resumed>, 56) = 0 [pid 526] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 520] close(10 [pid 516] close(10 [pid 527] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] <... futex resumed>) = 0 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] close(11 [pid 516] close(11 [pid 527] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 526] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 526] <... futex resumed>) = 0 [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144) = -1 EFAULT (Bad address) [pid 526] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 520] close(12 [pid 516] close(12 [pid 527] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 527] <... futex resumed>) = 0 [pid 526] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 526] <... futex resumed>) = 0 [pid 520] close(13 [pid 516] close(13 [pid 527] <... bpf resumed>) = 4 [pid 526] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 520] close(14 [pid 516] close(14 [pid 527] <... futex resumed>) = 0 [pid 526] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 526] <... futex resumed>) = 0 [pid 520] close(15 [pid 516] close(15 [pid 526] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(16 [pid 516] close(16 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(17) = -1 EBADF (Bad file descriptor) [pid 516] close(17 [pid 520] close(18 [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] close(18 [pid 520] close(19) = -1 EBADF (Bad file descriptor) [pid 520] close(20 [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] close(19 [pid 520] close(21) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(22 [pid 516] close(20 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(23) = -1 EBADF (Bad file descriptor) [pid 520] close(24 [pid 516] close(21 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(25 [pid 516] close(22 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(26 [pid 516] close(23 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(27 [pid 516] close(24 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(28 [pid 516] close(25 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] close(29 [pid 516] close(26 [pid 520] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] exit_group(0 [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 521] <... futex resumed>) = ? [pid 520] <... exit_group resumed>) = ? [pid 516] close(27 [pid 521] +++ exited with 0 +++ [pid 516] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 520] +++ exited with 0 +++ [pid 516] close(28) = -1 EBADF (Bad file descriptor) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 516] close(29) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 516] exit_group(0 [pid 518] <... futex resumed>) = ? [pid 516] <... exit_group resumed>) = ? [pid 518] +++ exited with 0 +++ [pid 516] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(3, "", [pid 299] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(3, [pid 299] newfstatat(3, "", [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 298] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./23/binderfs", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] newfstatat(AT_FDCWD, "./21/binderfs", [pid 298] unlink("./23/binderfs" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./21/binderfs" [pid 298] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./21/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./23/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./21/cgroup.net", [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./23/cgroup.net", [pid 299] unlink("./21/cgroup.net" [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./23/cgroup.net" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./21/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./23/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./21/cgroup.cpu", [pid 298] newfstatat(AT_FDCWD, "./23/cgroup.cpu", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./21/cgroup.cpu" [pid 298] unlink("./23/cgroup.cpu" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./21/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./23/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./21/cgroup", [pid 298] newfstatat(AT_FDCWD, "./23/cgroup", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./21/cgroup" [pid 298] unlink("./23/cgroup" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] getdents64(3, [pid 298] getdents64(3, [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] close(3 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./21" [pid 298] rmdir("./23" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] mkdir("./22", 0777 [pid 298] mkdir("./24", 0777 [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 529 attached ./strace-static-x86_64: Process 528 attached [pid 529] set_robust_list(0x55559251a6a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 50 [pid 529] <... set_robust_list resumed>) = 0 [pid 528] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 46 [pid 529] chdir("./22" [pid 528] <... set_robust_list resumed>) = 0 [pid 529] <... chdir resumed>) = 0 [pid 529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 528] chdir("./24" [pid 529] <... prctl resumed>) = 0 [pid 529] setpgid(0, 0 [pid 528] <... chdir resumed>) = 0 [pid 529] <... setpgid resumed>) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 529] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 528] <... prctl resumed>) = 0 [pid 529] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 528] setpgid(0, 0 [pid 529] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 528] <... setpgid resumed>) = 0 [pid 529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 529] write(3, "1000", 4 [pid 528] <... symlink resumed>) = 0 [pid 528] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 527] <... bpf resumed>) = 5 [pid 525] <... bpf resumed>) = 5 [pid 524] <... bpf resumed>) = 5 [pid 529] <... write resumed>) = 4 [pid 528] <... symlink resumed>) = 0 [pid 529] close(3 [pid 528] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 527] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 525] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... close resumed>) = 0 [pid 528] <... symlink resumed>) = 0 [pid 527] <... futex resumed>) = 1 [pid 526] <... futex resumed>) = 0 [pid 525] <... futex resumed>) = 1 [pid 524] <... futex resumed>) = 1 [pid 523] <... futex resumed>) = 0 [pid 522] <... futex resumed>) = 0 [pid 529] symlink("/dev/binderfs", "./binderfs" [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 527] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 526] close(3 [pid 525] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 524] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 523] close(3 [pid 522] close(3 [pid 529] <... symlink resumed>) = 0 [pid 528] <... openat resumed>) = 3 [pid 526] <... close resumed>) = 0 [pid 523] <... close resumed>) = 0 [pid 522] <... close resumed>) = 0 executing program [pid 529] write(1, "executing program\n", 18 [pid 528] write(3, "1000", 4 [pid 526] close(4 [pid 523] close(4 [pid 522] close(4 [pid 529] <... write resumed>) = 18 [pid 528] <... write resumed>) = 4 [pid 526] <... close resumed>) = 0 [pid 523] <... close resumed>) = 0 [pid 529] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] close(3 [pid 526] close(5 [pid 523] close(5 [pid 522] <... close resumed>) = 0 [pid 529] <... futex resumed>) = 0 [pid 528] <... close resumed>) = 0 [pid 526] <... close resumed>) = 0 [pid 523] <... close resumed>) = 0 [pid 522] close(5 [pid 529] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 528] symlink("/dev/binderfs", "./binderfs" [pid 526] close(6 [pid 523] close(6 [pid 529] <... rt_sigaction resumed>NULL, 8) = 0 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... close resumed>) = 0 [pid 529] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 528] <... symlink resumed>) = 0 [pid 526] close(7 [pid 523] close(7 [pid 522] close(6 [pid 529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 528] write(1, "executing program\n", 18 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 528] <... write resumed>) = 18 [pid 526] close(8 [pid 523] close(8 [pid 522] close(7 [pid 529] <... mmap resumed>) = 0x7f2342d01000 [pid 528] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 528] <... futex resumed>) = 0 [pid 526] close(9 [pid 523] close(9 [pid 522] close(8 [pid 528] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] <... mprotect resumed>) = 0 [pid 528] <... rt_sigaction resumed>NULL, 8) = 0 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(9 [pid 528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] rt_sigprocmask(SIG_BLOCK, ~[], [pid 528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 526] close(10 [pid 523] close(10 [pid 522] close(10 [pid 529] <... rt_sigprocmask resumed>[], 8) = 0 [pid 528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 528] <... mmap resumed>) = 0x7f2342d01000 [pid 526] close(11 [pid 523] close(11 [pid 522] close(11./strace-static-x86_64: Process 530 attached [pid 528] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 530] set_robust_list(0x7f2342d219a0, 24 [pid 529] <... clone3 resumed> => {parent_tid=[47]}, 88) = 47 [pid 528] <... mprotect resumed>) = 0 [pid 526] close(12 [pid 523] close(12 [pid 522] close(12 [pid 530] <... set_robust_list resumed>) = 0 [pid 529] rt_sigprocmask(SIG_SETMASK, [], [pid 528] rt_sigprocmask(SIG_BLOCK, ~[], [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 530] rt_sigprocmask(SIG_SETMASK, [], [pid 529] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 528] <... rt_sigprocmask resumed>[], 8) = 0 [pid 526] close(13 [pid 523] close(13 [pid 522] close(13 [pid 530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 529] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 531 attached [pid 530] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 529] <... futex resumed>) = 0 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(14 [pid 531] set_robust_list(0x7f2342d219a0, 24 [pid 530] <... bpf resumed>) = 3 [pid 529] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... clone3 resumed> => {parent_tid=[51]}, 88) = 51 [pid 526] close(14 [pid 523] close(14 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... set_robust_list resumed>) = 0 [pid 530] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 528] rt_sigprocmask(SIG_SETMASK, [], [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(15 [pid 531] rt_sigprocmask(SIG_SETMASK, [], [pid 530] <... futex resumed>) = 0 [pid 529] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 526] close(15 [pid 523] close(15 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 530] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(16 [pid 531] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 530] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 529] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 526] close(16 [pid 523] close(16 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... bpf resumed>) = 3 [pid 530] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 528] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(17 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] <... futex resumed>) = 0 [pid 529] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 526] close(17 [pid 523] close(17 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... futex resumed>) = 0 [pid 530] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(18 [pid 531] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 530] <... bpf resumed>, 56) = 0 [pid 529] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 526] close(18 [pid 523] close(18 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 530] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 528] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(19 [pid 531] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] <... futex resumed>) = 0 [pid 529] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 526] close(19 [pid 523] close(19 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... futex resumed>) = 0 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(20 [pid 531] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 530] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 529] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 526] close(20 [pid 523] close(20 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... bpf resumed>, 56) = 0 [pid 530] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 528] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(21 [pid 531] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] <... futex resumed>) = 0 [pid 529] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 526] close(21 [pid 523] close(21 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... futex resumed>) = 0 [pid 530] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(22 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 530] <... bpf resumed>) = 4 [pid 529] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 528] <... futex resumed>) = 0 [pid 526] close(22 [pid 523] close(22 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 530] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 528] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(23 [pid 531] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] <... futex resumed>) = 0 [pid 529] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 526] close(23 [pid 523] close(23 [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 531] <... futex resumed>) = 0 [pid 530] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 529] <... futex resumed>) = 0 [pid 528] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] close(24 [pid 531] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 529] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 528] <... futex resumed>) = 0 [pid 526] close(24 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 522] close(25) = -1 EBADF (Bad file descriptor) [pid 522] close(26) = -1 EBADF (Bad file descriptor) [pid 522] close(27) = -1 EBADF (Bad file descriptor) [pid 522] close(28) = -1 EBADF (Bad file descriptor) [pid 522] close(29) = -1 EBADF (Bad file descriptor) [pid 531] <... bpf resumed>) = 4 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(24 [pid 522] exit_group(0 [pid 531] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 526] close(25 [pid 524] <... futex resumed>) = ? [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] <... exit_group resumed>) = ? [pid 531] <... futex resumed>) = 1 [pid 528] <... futex resumed>) = 0 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 524] +++ exited with 0 +++ [pid 523] close(25 [pid 531] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 526] close(26 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 522] +++ exited with 0 +++ [pid 528] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 528] <... futex resumed>) = 0 [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(26 [pid 531] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 528] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 526] close(27 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(27 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 526] close(28 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(28 [pid 526] close(29 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 526] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 523] close(29 [pid 526] exit_group(0 [pid 523] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 527] <... futex resumed>) = ? [pid 526] <... exit_group resumed>) = ? [pid 523] exit_group(0 [pid 527] +++ exited with 0 +++ [pid 523] <... exit_group resumed>) = ? [pid 525] <... futex resumed>) = ? [pid 526] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 525] +++ exited with 0 +++ [pid 523] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... restart_syscall resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... openat resumed>) = 3 [pid 297] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] newfstatat(3, "", [pid 297] <... openat resumed>) = 3 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(3, "", [pid 295] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] getdents64(3, [pid 295] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./23/binderfs", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./21/binderfs", [pid 295] unlink("./23/binderfs" [pid 531] <... bpf resumed>) = 5 [pid 530] <... bpf resumed>) = 5 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 531] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 530] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./21/binderfs" [pid 296] <... restart_syscall resumed>) = 0 [pid 295] umount2("./23/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 531] <... futex resumed>) = 1 [pid 530] <... futex resumed>) = 1 [pid 529] <... futex resumed>) = 0 [pid 528] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 531] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 530] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] close(3 [pid 528] close(3 [pid 297] umount2("./21/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./23/cgroup.net", [pid 529] <... close resumed>) = 0 [pid 528] <... close resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 529] close(4 [pid 528] close(4 [pid 297] newfstatat(AT_FDCWD, "./21/cgroup.net", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./23/cgroup.net" [pid 529] <... close resumed>) = 0 [pid 528] <... close resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... unlink resumed>) = 0 [pid 529] close(5 [pid 528] close(5 [pid 297] unlink("./21/cgroup.net" [pid 296] <... openat resumed>) = 3 [pid 295] umount2("./23/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 296] newfstatat(3, "", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./21/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] newfstatat(AT_FDCWD, "./23/cgroup.cpu", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] getdents64(3, [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./21/cgroup.cpu", [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] unlink("./23/cgroup.cpu" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 297] unlink("./21/cgroup.cpu" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./23/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./21/binderfs", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./21/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./23/cgroup", [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./21/binderfs" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./21/cgroup", [pid 295] unlink("./23/cgroup" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... unlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] unlink("./21/cgroup" [pid 296] umount2("./21/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] getdents64(3, [pid 297] <... unlink resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] getdents64(3, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] close(3 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] newfstatat(AT_FDCWD, "./21/cgroup.net", [pid 295] <... close resumed>) = 0 [pid 297] close(3 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] rmdir("./23" [pid 297] <... close resumed>) = 0 [pid 296] unlink("./21/cgroup.net" [pid 295] <... rmdir resumed>) = 0 [pid 297] rmdir("./21" [pid 296] <... unlink resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 295] mkdir("./24", 0777 [pid 297] mkdir("./22", 0777 [pid 296] umount2("./21/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... mkdir resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] newfstatat(AT_FDCWD, "./21/cgroup.cpu", [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 532 attached [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 533 attached [pid 532] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 46 [pid 296] unlink("./21/cgroup.cpu" [pid 533] set_robust_list(0x55559251a6a0, 24 [pid 532] <... set_robust_list resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 50 [pid 533] <... set_robust_list resumed>) = 0 [pid 532] chdir("./22" [pid 296] umount2("./21/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 533] chdir("./24" [pid 532] <... chdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 533] <... chdir resumed>) = 0 [pid 532] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] newfstatat(AT_FDCWD, "./21/cgroup", [pid 533] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 532] <... prctl resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 533] <... prctl resumed>) = 0 [pid 532] setpgid(0, 0 [pid 296] unlink("./21/cgroup" [pid 533] setpgid(0, 0 [pid 532] <... setpgid resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 533] <... setpgid resumed>) = 0 [pid 532] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 296] getdents64(3, [pid 533] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 532] <... symlink resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 533] <... symlink resumed>) = 0 [pid 532] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 296] close(3 [pid 533] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 532] <... symlink resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 533] <... symlink resumed>) = 0 [pid 532] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 296] rmdir("./21" [pid 533] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 532] <... symlink resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 533] <... symlink resumed>) = 0 [pid 532] <... openat resumed>) = 3 [pid 296] mkdir("./22", 0777 [pid 533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 532] write(3, "1000", 4 [pid 296] <... mkdir resumed>) = 0 [pid 533] <... openat resumed>) = 3 [pid 532] <... write resumed>) = 4 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 533] write(3, "1000", 4 [pid 532] close(3./strace-static-x86_64: Process 534 attached [pid 533] <... write resumed>) = 4 [pid 532] <... close resumed>) = 0 [pid 534] set_robust_list(0x55559251a6a0, 24 [pid 533] close(3 [pid 532] symlink("/dev/binderfs", "./binderfs" [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 46 [pid 534] <... set_robust_list resumed>) = 0 [pid 533] <... close resumed>) = 0 [pid 532] <... symlink resumed>) = 0 [pid 534] chdir("./22" [pid 533] symlink("/dev/binderfs", "./binderfs" [pid 532] write(1, "executing program\n", 18executing program [pid 534] <... chdir resumed>) = 0 [pid 533] <... symlink resumed>) = 0 [pid 532] <... write resumed>) = 18 executing program [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 533] write(1, "executing program\n", 18 [pid 532] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... prctl resumed>) = 0 [pid 533] <... write resumed>) = 18 [pid 532] <... futex resumed>) = 0 [pid 534] setpgid(0, 0 [pid 533] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 534] <... setpgid resumed>) = 0 [pid 533] <... futex resumed>) = 0 [pid 532] <... rt_sigaction resumed>NULL, 8) = 0 [pid 534] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 533] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 532] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 534] <... symlink resumed>) = 0 [pid 533] <... rt_sigaction resumed>NULL, 8) = 0 [pid 532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 534] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 532] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 534] <... symlink resumed>) = 0 [pid 533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 532] <... mmap resumed>) = 0x7f2342d01000 [pid 534] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 532] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 534] <... symlink resumed>) = 0 [pid 533] <... mmap resumed>) = 0x7f2342d01000 [pid 532] <... mprotect resumed>) = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 533] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 532] rt_sigprocmask(SIG_BLOCK, ~[], [pid 534] <... openat resumed>) = 3 [pid 533] <... mprotect resumed>) = 0 [pid 532] <... rt_sigprocmask resumed>[], 8) = 0 [pid 534] write(3, "1000", 4) = 4 [pid 533] rt_sigprocmask(SIG_BLOCK, ~[], [pid 532] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 535 attached [pid 534] close(3 [pid 533] <... rt_sigprocmask resumed>[], 8) = 0 [pid 535] set_robust_list(0x7f2342d219a0, 24 [pid 534] <... close resumed>) = 0 [pid 533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 532] <... clone3 resumed> => {parent_tid=[47]}, 88) = 47 ./strace-static-x86_64: Process 536 attached [pid 535] <... set_robust_list resumed>) = 0 [pid 534] symlink("/dev/binderfs", "./binderfs" [pid 532] rt_sigprocmask(SIG_SETMASK, [], [pid 536] set_robust_list(0x7f2342d219a0, 24 [pid 535] rt_sigprocmask(SIG_SETMASK, [], [pid 534] <... symlink resumed>) = 0 [pid 532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 536] <... set_robust_list resumed>) = 0 [pid 535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 534] write(1, "executing program\n", 18 executing program [pid 533] <... clone3 resumed> => {parent_tid=[51]}, 88) = 51 [pid 532] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] rt_sigprocmask(SIG_SETMASK, [], [pid 535] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 534] <... write resumed>) = 18 [pid 533] rt_sigprocmask(SIG_SETMASK, [], [pid 532] <... futex resumed>) = 0 [pid 536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 535] <... bpf resumed>) = 3 [pid 534] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 536] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 533] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] <... futex resumed>) = 0 [pid 534] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 533] <... futex resumed>) = 0 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 536] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 535] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] <... rt_sigaction resumed>NULL, 8) = 0 [pid 533] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... bpf resumed>) = 3 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 532] <... futex resumed>) = 0 [pid 536] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 532] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... futex resumed>) = 1 [pid 535] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 533] <... futex resumed>) = 0 [pid 536] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... mmap resumed>) = 0x7f2342d01000 [pid 533] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] <... futex resumed>) = 1 [pid 534] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 533] <... futex resumed>) = 0 [pid 532] <... futex resumed>) = 0 [pid 536] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 535] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] <... mprotect resumed>) = 0 [pid 533] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] rt_sigprocmask(SIG_BLOCK, ~[], [pid 532] <... futex resumed>) = 0 [pid 536] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 534] <... rt_sigprocmask resumed>[], 8) = 0 [pid 532] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 536] <... futex resumed>) = 1 [pid 535] <... bpf resumed>, 56) = 0 [pid 534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 533] <... futex resumed>) = 0 ./strace-static-x86_64: Process 537 attached [pid 536] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] set_robust_list(0x7f2342d219a0, 24 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] <... futex resumed>) = 1 [pid 534] <... clone3 resumed> => {parent_tid=[47]}, 88) = 47 [pid 533] <... futex resumed>) = 0 [pid 532] <... futex resumed>) = 0 [pid 537] <... set_robust_list resumed>) = 0 [pid 536] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 535] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] rt_sigprocmask(SIG_SETMASK, [], [pid 533] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] rt_sigprocmask(SIG_SETMASK, [], [pid 536] <... bpf resumed>, 56) = 0 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 536] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 534] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 537] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 535] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 533] <... futex resumed>) = 0 [pid 537] <... bpf resumed>) = 3 [pid 536] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 533] <... futex resumed>) = 0 [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 537] <... futex resumed>) = 0 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 535] <... futex resumed>) = 0 [pid 534] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 536] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 535] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 534] <... futex resumed>) = 0 [pid 532] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 536] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 537] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 533] <... futex resumed>) = 0 [pid 537] <... futex resumed>) = 0 [pid 536] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... bpf resumed>) = 4 [pid 532] <... futex resumed>) = 0 [pid 529] <... close resumed>) = 0 [pid 537] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 535] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 533] <... futex resumed>) = 0 [pid 532] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 529] close(6 [pid 528] <... close resumed>) = 0 [pid 537] <... bpf resumed>, 56) = 0 [pid 536] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 535] <... futex resumed>) = 0 [pid 534] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(6 [pid 537] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... bpf resumed>) = 4 [pid 535] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] close(7 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 537] <... futex resumed>) = 0 [pid 536] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... futex resumed>) = 0 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(7 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 536] <... futex resumed>) = 1 [pid 535] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 534] <... futex resumed>) = 0 [pid 533] <... futex resumed>) = 0 [pid 532] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 537] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 536] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] close(8 [pid 528] close(8 [pid 537] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 533] <... futex resumed>) = 0 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 537] <... futex resumed>) = 0 [pid 536] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 534] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 529] close(9 [pid 528] close(9 [pid 537] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 534] <... futex resumed>) = 0 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 534] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 529] close(10 [pid 537] <... bpf resumed>) = 4 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(10 [pid 537] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] close(11 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 537] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(11 [pid 537] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 529] close(12 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... futex resumed>) = 0 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(12 [pid 537] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 534] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 529] close(13 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(13 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(14 [pid 528] close(14 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(15 [pid 528] close(15 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(16 [pid 528] close(16) = -1 EBADF (Bad file descriptor) [pid 528] close(17) = -1 EBADF (Bad file descriptor) [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(18 [pid 529] close(17 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(19 [pid 529] close(18 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(20) = -1 EBADF (Bad file descriptor) [pid 528] close(21 [pid 529] close(19 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(22 [pid 529] close(20 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(23 [pid 529] close(21 [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] close(24 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(22 [pid 528] close(25 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(23 [pid 528] close(26 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(24 [pid 528] close(27 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(25 [pid 528] close(28 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(26 [pid 528] close(29 [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 529] close(27 [pid 528] exit_group(0 [pid 531] <... futex resumed>) = ? [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 528] <... exit_group resumed>) = ? [pid 531] +++ exited with 0 +++ [pid 529] close(28) = -1 EBADF (Bad file descriptor) [pid 529] close(29 [pid 528] +++ exited with 0 +++ [pid 529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 529] exit_group(0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 530] <... futex resumed>) = ? [pid 529] <... exit_group resumed>) = ? [pid 530] +++ exited with 0 +++ [pid 529] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(3, "", [pid 298] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 298] <... openat resumed>) = 3 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] newfstatat(3, "", [pid 299] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3, [pid 299] newfstatat(AT_FDCWD, "./22/binderfs", [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] unlink("./22/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./24/binderfs", [pid 299] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./22/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./24/binderfs" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] unlink("./22/cgroup.net") = 0 [pid 298] umount2("./24/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./22/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./22/cgroup.cpu" [pid 298] newfstatat(AT_FDCWD, "./24/cgroup.net", [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./22/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./24/cgroup.net" [pid 299] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./22/cgroup" [pid 298] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] getdents64(3, [pid 298] umount2("./24/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./22" [pid 298] newfstatat(AT_FDCWD, "./24/cgroup.cpu", [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./23", 0777) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./24/cgroup.cpu") = 0 [pid 298] umount2("./24/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 538 attached ) = -1 EINVAL (Invalid argument) [pid 538] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 48 [pid 538] <... set_robust_list resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./24/cgroup", [pid 538] chdir("./23") = 0 [pid 538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 538] setpgid(0, 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 538] <... setpgid resumed>) = 0 [pid 538] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 298] unlink("./24/cgroup" [pid 538] <... symlink resumed>) = 0 [pid 538] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 298] <... unlink resumed>) = 0 [pid 538] <... symlink resumed>) = 0 [pid 298] getdents64(3, [pid 538] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 538] <... symlink resumed>) = 0 [pid 538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] close(3 [pid 538] <... openat resumed>) = 3 [pid 538] write(3, "1000", 4) = 4 [pid 298] <... close resumed>) = 0 [pid 538] close(3) = 0 [pid 298] rmdir("./24" [pid 538] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 538] write(1, "executing program\n", 18) = 18 [pid 298] mkdir("./25", 0777 [pid 538] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 538] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 538] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 538] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 538] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 538] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 538] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 540 attached ./strace-static-x86_64: Process 539 attached [pid 540] set_robust_list(0x7f2342d219a0, 24 [pid 538] <... clone3 resumed> => {parent_tid=[49]}, 88) = 49 [pid 540] <... set_robust_list resumed>) = 0 [pid 539] set_robust_list(0x55559251a6a0, 24 [pid 538] rt_sigprocmask(SIG_SETMASK, [], [pid 537] <... bpf resumed>) = 5 [pid 536] <... bpf resumed>) = 5 [pid 535] <... bpf resumed>) = 5 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 52 [pid 540] rt_sigprocmask(SIG_SETMASK, [], [pid 539] <... set_robust_list resumed>) = 0 [pid 538] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 537] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 538] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... futex resumed>) = 1 [pid 539] chdir("./25" [pid 536] <... futex resumed>) = 1 [pid 534] <... futex resumed>) = 0 [pid 533] <... futex resumed>) = 0 [pid 540] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 539] <... chdir resumed>) = 0 [pid 538] <... futex resumed>) = 0 [pid 537] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 536] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 535] <... futex resumed>) = 1 [pid 534] close(3 [pid 533] close(3 [pid 532] <... futex resumed>) = 0 [pid 540] <... bpf resumed>) = 3 [pid 539] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 538] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 535] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 534] <... close resumed>) = 0 [pid 533] <... close resumed>) = 0 [pid 532] close(3 [pid 540] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... prctl resumed>) = 0 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] close(4 [pid 533] close(4 [pid 540] <... futex resumed>) = 0 [pid 539] setpgid(0, 0 [pid 538] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... close resumed>) = 0 [pid 533] <... close resumed>) = 0 [pid 532] <... close resumed>) = 0 [pid 540] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 539] <... setpgid resumed>) = 0 [pid 538] <... futex resumed>) = 0 [pid 534] close(5 [pid 533] close(5 [pid 532] close(4 [pid 540] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 539] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 538] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] <... close resumed>) = 0 [pid 533] <... close resumed>) = 0 [pid 540] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... symlink resumed>) = 0 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] close(6 [pid 533] close(6 [pid 532] <... close resumed>) = 0 [pid 540] <... futex resumed>) = 0 [pid 539] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 538] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(5 [pid 540] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 538] <... futex resumed>) = 0 [pid 534] close(7 [pid 533] close(7 [pid 540] <... bpf resumed>, 56) = 0 [pid 539] <... symlink resumed>) = 0 [pid 538] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = 0 [pid 540] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] close(8 [pid 533] close(8 [pid 532] close(6 [pid 540] <... futex resumed>) = 0 [pid 538] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 539] <... symlink resumed>) = 0 [pid 538] <... futex resumed>) = 0 [pid 534] close(9 [pid 533] close(9 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 540] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 538] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(7 [pid 540] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... openat resumed>) = 3 [pid 538] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] close(10 [pid 533] close(10 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 540] <... futex resumed>) = 0 [pid 539] write(3, "1000", 4 [pid 538] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(8 [pid 540] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 539] <... write resumed>) = 4 [pid 538] <... futex resumed>) = 0 [pid 534] close(11 [pid 533] close(11 [pid 539] close(3 [pid 538] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 540] <... bpf resumed>) = 4 [pid 539] <... close resumed>) = 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(9 [pid 540] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] symlink("/dev/binderfs", "./binderfs" [pid 534] close(12 [pid 533] close(12 [pid 540] <... futex resumed>) = 1 [pid 538] <... futex resumed>) = 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 540] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] <... symlink resumed>) = 0 [pid 538] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] close(13 [pid 533] close(13 [pid 532] close(10 [pid 540] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 539] write(1, "executing program\n", 18 [pid 538] <... futex resumed>) = 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 540] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 539] <... write resumed>) = 18 [pid 538] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 534] close(14 [pid 533] close(14 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(11 [pid 539] <... futex resumed>) = 0 [pid 534] close(15 [pid 533] close(15 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... rt_sigaction resumed>NULL, 8) = 0 [pid 534] close(16 [pid 533] close(16 [pid 532] close(12 [pid 539] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 534] close(17 [pid 533] close(17 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 534] close(18 [pid 533] close(18 [pid 539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(13 [pid 534] close(19 [pid 539] <... mmap resumed>) = 0x7f2342d01000 [pid 533] close(19 [pid 539] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... mprotect resumed>) = 0 [pid 534] close(20 [pid 533] close(20 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(14 [pid 534] close(21 [pid 533] close(21 [pid 539] rt_sigprocmask(SIG_BLOCK, ~[], [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... rt_sigprocmask resumed>[], 8) = 0 [pid 534] close(22 [pid 533] close(22 [pid 532] close(15 [pid 539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 541 attached [pid 534] close(23 [pid 533] close(23 [pid 532] close(16 [pid 541] set_robust_list(0x7f2342d219a0, 24 [pid 539] <... clone3 resumed> => {parent_tid=[53]}, 88) = 53 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] <... set_robust_list resumed>) = 0 [pid 539] rt_sigprocmask(SIG_SETMASK, [], [pid 534] close(24 [pid 533] close(24 [pid 532] close(17 [pid 541] rt_sigprocmask(SIG_SETMASK, [], [pid 539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 539] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] close(25 [pid 533] close(25 [pid 532] close(18 [pid 541] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 539] <... futex resumed>) = 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] <... bpf resumed>) = 3 [pid 539] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] close(26 [pid 533] close(26 [pid 541] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(19 [pid 541] <... futex resumed>) = 0 [pid 539] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] close(27 [pid 533] close(27 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 539] <... futex resumed>) = 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(20 [pid 541] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 539] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] close(28 [pid 533] close(28 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(21 [pid 541] <... futex resumed>) = 0 [pid 539] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] close(29 [pid 533] close(29 [pid 541] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 539] <... futex resumed>) = 0 [pid 534] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 533] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] <... bpf resumed>, 56) = 0 [pid 539] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 534] exit_group(0 [pid 533] exit_group(0 [pid 532] close(22 [pid 541] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 537] <... futex resumed>) = ? [pid 536] <... futex resumed>) = ? [pid 534] <... exit_group resumed>) = ? [pid 533] <... exit_group resumed>) = ? [pid 541] <... futex resumed>) = 0 [pid 539] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] +++ exited with 0 +++ [pid 536] +++ exited with 0 +++ [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 539] <... futex resumed>) = 0 [pid 534] +++ exited with 0 +++ [pid 532] close(23 [pid 541] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 539] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] +++ exited with 0 +++ [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 532] close(24 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 541] <... futex resumed>) = 0 [pid 539] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 541] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 539] <... futex resumed>) = 0 [pid 532] close(25 [pid 539] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 532] close(26) = -1 EBADF (Bad file descriptor) [pid 532] close(27) = -1 EBADF (Bad file descriptor) [pid 532] close(28) = -1 EBADF (Bad file descriptor) [pid 541] <... bpf resumed>) = 4 [pid 532] close(29 [pid 541] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 532] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] <... futex resumed>) = 1 [pid 539] <... futex resumed>) = 0 [pid 532] exit_group(0 [pid 541] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 535] <... futex resumed>) = ? [pid 532] <... exit_group resumed>) = ? [pid 541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 539] <... futex resumed>) = 0 [pid 535] +++ exited with 0 +++ [pid 541] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 539] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 532] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./22/binderfs") = 0 [pid 296] umount2("./22/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./22/cgroup.net") = 0 [pid 296] umount2("./22/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./22/cgroup.cpu") = 0 [pid 296] umount2("./22/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./22/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./22") = 0 [pid 296] mkdir("./23", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 542 attached [pid 542] set_robust_list(0x55559251a6a0, 24 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 48 [pid 542] <... set_robust_list resumed>) = 0 [pid 542] chdir("./23") = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 542] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 542] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 542] write(3, "1000", 4) = 4 [pid 542] close(3) = 0 [pid 542] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 542] write(1, "executing program\n", 18) = 18 [pid 542] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 542] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 543 attached [pid 297] <... restart_syscall resumed>) = 0 [pid 542] <... clone3 resumed> => {parent_tid=[49]}, 88) = 49 [pid 543] set_robust_list(0x7f2342d219a0, 24 [pid 542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] <... set_robust_list resumed>) = 0 [pid 542] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... restart_syscall resumed>) = 0 [pid 543] rt_sigprocmask(SIG_SETMASK, [], [pid 542] <... futex resumed>) = 0 [pid 541] <... bpf resumed>) = 5 [pid 540] <... bpf resumed>) = 5 [pid 297] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW [pid 543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 542] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 540] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 541] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 540] <... futex resumed>) = 1 [pid 538] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 543] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 541] <... futex resumed>) = 1 [pid 540] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] <... futex resumed>) = 0 [pid 538] close(3 [pid 297] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 543] <... bpf resumed>) = 3 [pid 541] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 539] close(3 [pid 538] <... close resumed>) = 0 [pid 295] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 538] close(4 [pid 297] <... openat resumed>) = 3 [pid 543] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... close resumed>) = 0 [pid 538] <... close resumed>) = 0 [pid 297] newfstatat(3, "", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 539] close(4 [pid 538] close(5 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 543] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 539] <... close resumed>) = 0 [pid 297] getdents64(3, [pid 295] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 542] <... futex resumed>) = 0 [pid 539] close(5 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... openat resumed>) = 3 [pid 543] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 542] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(3, "", [pid 543] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 543] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(AT_FDCWD, "./22/binderfs", [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] getdents64(3, [pid 543] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./22/binderfs" [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 542] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 543] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 542] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] umount2("./22/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 543] <... bpf resumed>, 56) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./22/cgroup.net", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 543] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./24/binderfs", [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 542] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./22/cgroup.net" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 543] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 542] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 295] unlink("./24/binderfs" [pid 543] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] umount2("./22/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... unlink resumed>) = 0 [pid 543] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(AT_FDCWD, "./22/cgroup.cpu", [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 542] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./24/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 543] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 542] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] unlink("./22/cgroup.cpu") = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./22/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./22/cgroup" [pid 543] <... bpf resumed>) = 4 [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./24/cgroup.net", [pid 543] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] getdents64(3, [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 543] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] close(3 [pid 543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 542] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 295] unlink("./24/cgroup.net" [pid 543] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 542] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] rmdir("./22") = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] mkdir("./23", 0777) = 0 [pid 295] umount2("./24/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./24/cgroup.cpu"./strace-static-x86_64: Process 544 attached ) = 0 [pid 544] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 48 [pid 295] umount2("./24/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 544] <... set_robust_list resumed>) = 0 [pid 544] chdir("./23") = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 544] setpgid(0, 0 [pid 295] newfstatat(AT_FDCWD, "./24/cgroup", [pid 544] <... setpgid resumed>) = 0 [pid 544] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 544] <... symlink resumed>) = 0 [pid 295] unlink("./24/cgroup" [pid 544] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 295] <... unlink resumed>) = 0 [pid 544] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 295] getdents64(3, [pid 544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 544] <... openat resumed>) = 3 [pid 295] close(3 [pid 544] write(3, "1000", 4 [pid 295] <... close resumed>) = 0 [pid 544] <... write resumed>) = 4 [pid 295] rmdir("./24" [pid 544] close(3 [pid 295] <... rmdir resumed>) = 0 [pid 544] <... close resumed>) = 0 [pid 295] mkdir("./25", 0777 [pid 544] symlink("/dev/binderfs", "./binderfs" [pid 295] <... mkdir resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 544] <... symlink resumed>) = 0 [pid 544] write(1, "executing program\n", 18) = 18 [pid 544] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 545 attached ) = 0 [pid 545] set_robust_list(0x55559251a6a0, 24 [pid 544] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 52 [pid 545] <... set_robust_list resumed>) = 0 [pid 544] <... rt_sigaction resumed>NULL, 8) = 0 [pid 544] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 545] chdir("./25" [pid 544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 544] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 545] <... chdir resumed>) = 0 [pid 544] <... mmap resumed>) = 0x7f2342d01000 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 544] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 545] <... prctl resumed>) = 0 [pid 544] <... mprotect resumed>) = 0 [pid 545] setpgid(0, 0 [pid 544] rt_sigprocmask(SIG_BLOCK, ~[], [pid 545] <... setpgid resumed>) = 0 [pid 544] <... rt_sigprocmask resumed>[], 8) = 0 [pid 544] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 546 attached [pid 545] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 546] set_robust_list(0x7f2342d219a0, 24 [pid 544] <... clone3 resumed> => {parent_tid=[49]}, 88) = 49 [pid 546] <... set_robust_list resumed>) = 0 [pid 545] <... symlink resumed>) = 0 [pid 544] rt_sigprocmask(SIG_SETMASK, [], [pid 546] rt_sigprocmask(SIG_SETMASK, [], [pid 545] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 544] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... symlink resumed>) = 0 [pid 544] <... futex resumed>) = 0 [pid 546] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 545] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 544] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 546] <... bpf resumed>) = 3 [pid 546] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... symlink resumed>) = 0 [pid 546] <... futex resumed>) = 1 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 544] <... futex resumed>) = 0 [pid 546] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] <... openat resumed>) = 3 [pid 544] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] write(3, "1000", 4 [pid 546] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 545] <... write resumed>) = 4 [pid 544] <... futex resumed>) = 0 [pid 546] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 545] close(3 [pid 544] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 546] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... close resumed>) = 0 [pid 546] <... futex resumed>) = 0 [pid 545] symlink("/dev/binderfs", "./binderfs" [pid 544] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 546] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] <... symlink resumed>) = 0 [pid 544] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 544] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 546] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 545] write(1, "executing program\n", 18 executing program [pid 546] <... bpf resumed>, 56) = 0 [pid 546] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... write resumed>) = 18 [pid 546] <... futex resumed>) = 1 [pid 544] <... futex resumed>) = 0 [pid 546] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 544] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] <... futex resumed>) = 0 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 545] <... futex resumed>) = 0 [pid 544] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 546] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 545] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 546] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 544] <... futex resumed>) = 0 [pid 546] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] <... rt_sigaction resumed>NULL, 8) = 0 [pid 544] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 544] <... futex resumed>) = 0 [pid 546] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 544] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 546] <... bpf resumed>) = 4 [pid 545] <... mmap resumed>) = 0x7f2342d01000 [pid 546] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 546] <... futex resumed>) = 1 [pid 544] <... futex resumed>) = 0 [pid 546] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] <... mprotect resumed>) = 0 [pid 544] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 544] <... futex resumed>) = 0 [pid 546] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 545] <... rt_sigprocmask resumed>[], 8) = 0 [pid 544] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 547 attached [pid 547] set_robust_list(0x7f2342d219a0, 24 [pid 545] <... clone3 resumed> => {parent_tid=[53]}, 88) = 53 [pid 547] <... set_robust_list resumed>) = 0 [pid 545] rt_sigprocmask(SIG_SETMASK, [], [pid 547] rt_sigprocmask(SIG_SETMASK, [], [pid 545] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 547] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 545] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 547] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 545] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 547] <... bpf resumed>) = 3 [pid 547] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 547] <... futex resumed>) = 0 [pid 545] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 547] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 545] <... futex resumed>) = 0 [pid 547] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 545] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 547] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 547] <... futex resumed>) = 0 [pid 545] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 547] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 545] <... futex resumed>) = 0 [pid 545] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 547] <... bpf resumed>, 56) = 0 [pid 547] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 545] <... futex resumed>) = 0 [pid 547] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] <... futex resumed>) = 0 [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 545] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 547] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 547] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 545] <... futex resumed>) = 0 [pid 547] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] <... futex resumed>) = 0 [pid 547] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 545] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 547] <... bpf resumed>) = 4 [pid 547] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 545] <... futex resumed>) = 0 [pid 547] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 547] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 545] <... futex resumed>) = 0 [pid 547] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 545] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 538] <... close resumed>) = 0 [pid 539] <... close resumed>) = 0 [pid 538] close(6 [pid 539] close(6) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(7 [pid 538] close(7 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(8) = -1 EBADF (Bad file descriptor) [pid 538] close(8 [pid 539] close(9 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] close(9 [pid 539] close(10 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] close(10 [pid 539] close(11 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(12 [pid 538] close(11 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(13) = -1 EBADF (Bad file descriptor) [pid 538] close(12 [pid 539] close(14 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] close(13 [pid 539] close(15) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(16 [pid 538] close(14 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(17 [pid 538] close(15 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(18 [pid 538] close(16 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(19 [pid 538] close(17 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(20 [pid 538] close(18 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(21 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] close(19 [pid 539] close(22 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(23 [pid 538] close(20 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(24 [pid 538] close(21 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(25 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] close(22 [pid 539] close(26 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] close(23 [pid 539] close(27 [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] close(24 [pid 539] close(28) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] close(29 [pid 538] close(25 [pid 539] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 539] exit_group(0 [pid 538] close(26 [pid 541] <... futex resumed>) = ? [pid 539] <... exit_group resumed>) = ? [pid 538] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 541] +++ exited with 0 +++ [pid 538] close(27) = -1 EBADF (Bad file descriptor) [pid 538] close(28) = -1 EBADF (Bad file descriptor) [pid 538] close(29) = -1 EBADF (Bad file descriptor) [pid 539] +++ exited with 0 +++ [pid 538] exit_group(0 [pid 540] <... futex resumed>) = ? [pid 538] <... exit_group resumed>) = ? [pid 540] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 538] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 299] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./23/binderfs") = 0 [pid 299] umount2("./23/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./23/cgroup.net") = 0 [pid 299] umount2("./23/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./23/cgroup.cpu") = 0 [pid 299] umount2("./23/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./23/cgroup") = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./23") = 0 [pid 299] mkdir("./24", 0777) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 50 ./strace-static-x86_64: Process 548 attached [pid 548] set_robust_list(0x55559251a6a0, 24) = 0 [pid 548] chdir("./24") = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 548] setpgid(0, 0) = 0 [pid 548] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 548] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 548] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 548] write(3, "1000", 4) = 4 [pid 548] close(3 [pid 298] <... restart_syscall resumed>) = 0 [pid 548] <... close resumed>) = 0 [pid 548] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 548] write(1, "executing program\n", 18) = 18 [pid 548] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 548] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 298] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 298] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 548] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] <... openat resumed>) = 3 [pid 548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] newfstatat(3, "", [pid 548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 549 attached [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 549] set_robust_list(0x7f2342d219a0, 24 [pid 548] <... clone3 resumed> => {parent_tid=[51]}, 88) = 51 [pid 549] <... set_robust_list resumed>) = 0 [pid 548] rt_sigprocmask(SIG_SETMASK, [], [pid 298] getdents64(3, [pid 548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 548] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] rt_sigprocmask(SIG_SETMASK, [], [pid 548] <... futex resumed>) = 0 [pid 549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 548] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 549] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 549] <... bpf resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 549] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./25/binderfs", [pid 549] <... futex resumed>) = 1 [pid 548] <... futex resumed>) = 0 [pid 549] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] <... futex resumed>) = 0 [pid 549] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 548] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 549] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 549] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 548] <... futex resumed>) = 0 [pid 298] unlink("./25/binderfs" [pid 549] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 549] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 548] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 549] <... bpf resumed>, 56) = 0 [pid 298] umount2("./25/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 549] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 549] <... futex resumed>) = 1 [pid 548] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./25/cgroup.net", [pid 549] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] <... futex resumed>) = 0 [pid 298] unlink("./25/cgroup.net" [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 548] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 549] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] <... unlink resumed>) = 0 [pid 549] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./25/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 549] <... futex resumed>) = 1 [pid 548] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 549] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./25/cgroup.cpu", [pid 549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 549] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 548] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] unlink("./25/cgroup.cpu" [pid 549] <... bpf resumed>) = 4 [pid 298] <... unlink resumed>) = 0 [pid 549] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 548] <... futex resumed>) = 0 [pid 298] umount2("./25/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 549] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 549] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 548] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./25/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./25") = 0 [pid 298] mkdir("./26", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 550 attached , child_tidptr=0x55559251a690) = 54 [pid 550] set_robust_list(0x55559251a6a0, 24) = 0 [pid 550] chdir("./26") = 0 [pid 550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 550] setpgid(0, 0) = 0 [pid 550] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 550] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 550] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 550] write(3, "1000", 4) = 4 [pid 550] close(3) = 0 executing program [pid 550] symlink("/dev/binderfs", "./binderfs") = 0 [pid 550] write(1, "executing program\n", 18) = 18 [pid 550] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 550] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 550] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 550] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 550] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 550] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 550] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 551 attached => {parent_tid=[55]}, 88) = 55 [pid 551] set_robust_list(0x7f2342d219a0, 24 [pid 550] rt_sigprocmask(SIG_SETMASK, [], [pid 551] <... set_robust_list resumed>) = 0 [pid 550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 551] rt_sigprocmask(SIG_SETMASK, [], [pid 550] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 550] <... futex resumed>) = 0 [pid 550] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 551] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 551] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 551] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = 0 [pid 550] <... futex resumed>) = 1 [pid 551] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 550] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 551] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 551] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 551] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] <... futex resumed>) = 0 [pid 551] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 550] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 551] <... bpf resumed>, 56) = 0 [pid 551] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 551] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] <... futex resumed>) = 0 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 550] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 551] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 551] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 551] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] <... futex resumed>) = 0 [pid 551] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 550] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 551] <... bpf resumed>) = 4 [pid 551] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 550] <... futex resumed>) = 0 [pid 551] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 550] <... futex resumed>) = 0 [pid 551] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 550] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 551] <... bpf resumed>) = 5 [pid 549] <... bpf resumed>) = 5 [pid 547] <... bpf resumed>) = 5 [pid 546] <... bpf resumed>) = 5 [pid 543] <... bpf resumed>) = 5 [pid 551] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 547] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 546] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = 1 [pid 550] <... futex resumed>) = 0 [pid 549] <... futex resumed>) = 1 [pid 548] <... futex resumed>) = 0 [pid 547] <... futex resumed>) = 1 [pid 546] <... futex resumed>) = 1 [pid 545] <... futex resumed>) = 0 [pid 544] <... futex resumed>) = 0 [pid 543] <... futex resumed>) = 1 [pid 542] <... futex resumed>) = 0 [pid 551] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 550] close(3 [pid 549] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] close(3 [pid 547] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 546] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] close(3 [pid 544] close(3 [pid 543] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] close(3 [pid 550] <... close resumed>) = 0 [pid 548] <... close resumed>) = 0 [pid 545] <... close resumed>) = 0 [pid 544] <... close resumed>) = 0 [pid 542] <... close resumed>) = 0 [pid 550] close(4 [pid 548] close(4 [pid 545] close(4 [pid 544] close(4 [pid 542] close(4 [pid 550] <... close resumed>) = 0 [pid 548] <... close resumed>) = 0 [pid 545] <... close resumed>) = 0 [pid 544] <... close resumed>) = 0 [pid 550] close(5 [pid 548] close(5 [pid 545] close(5 [pid 544] close(5 [pid 542] <... close resumed>) = 0 [pid 550] <... close resumed>) = 0 [pid 548] <... close resumed>) = 0 [pid 545] <... close resumed>) = 0 [pid 544] <... close resumed>) = 0 [pid 542] close(5 [pid 550] close(6 [pid 548] close(6 [pid 545] close(6 [pid 544] close(6 [pid 542] <... close resumed>) = 0 [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(6 [pid 550] close(7 [pid 548] close(7 [pid 544] close(7 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(7 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(7 [pid 550] close(8 [pid 548] close(8 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(8 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(8 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(8 [pid 550] close(9 [pid 548] close(9 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(9 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(9 [pid 550] close(10 [pid 548] close(10 [pid 545] close(9 [pid 544] close(10 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(10 [pid 550] close(11 [pid 548] close(11 [pid 545] close(10 [pid 544] close(11 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(11 [pid 550] close(12 [pid 548] close(12 [pid 545] close(11 [pid 544] close(12 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(12 [pid 548] close(13 [pid 544] close(13 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] close(13 [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(12 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(13 [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] close(14 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(14 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] close(14 [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(13 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(14 [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] close(15 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(15 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] close(15 [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(14 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(15 [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] close(16 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(16 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] close(16 [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(15 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(16 [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] close(17 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(17 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] close(17 [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(16 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(17 [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] close(18 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(18 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] close(18 [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(17 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(18 [pid 548] close(19 [pid 544] close(19 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(19 [pid 550] close(19 [pid 548] close(20 [pid 545] close(18 [pid 544] close(20 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(20 [pid 550] close(20 [pid 548] close(21 [pid 545] close(19 [pid 544] close(21 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(21 [pid 550] close(21 [pid 548] close(22 [pid 545] close(20 [pid 544] close(22 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(22 [pid 550] close(22 [pid 548] close(23 [pid 545] close(21 [pid 544] close(23 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(23 [pid 550] close(23 [pid 548] close(24 [pid 545] close(22 [pid 544] close(24 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(24 [pid 550] close(24 [pid 548] close(25 [pid 545] close(23 [pid 544] close(25 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(25 [pid 550] close(25 [pid 548] close(26 [pid 544] close(26 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(24 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(26 [pid 550] close(26 [pid 548] close(27 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(27 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(25 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(27 [pid 550] close(27 [pid 548] close(28 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(28 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(26 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(28 [pid 550] close(28 [pid 548] close(29 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] close(29 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 548] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 545] close(27 [pid 544] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 542] close(29 [pid 550] close(29 [pid 548] exit_group(0 [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] exit_group(0 [pid 542] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 550] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 549] <... futex resumed>) = ? [pid 548] <... exit_group resumed>) = ? [pid 546] <... futex resumed>) = ? [pid 545] close(28 [pid 544] <... exit_group resumed>) = ? [pid 542] exit_group(0 [pid 550] exit_group(0 [pid 549] +++ exited with 0 +++ [pid 546] +++ exited with 0 +++ [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 551] <... futex resumed>) = ? [pid 550] <... exit_group resumed>) = ? [pid 548] +++ exited with 0 +++ [pid 545] close(29 [pid 543] <... futex resumed>) = ? [pid 542] <... exit_group resumed>) = ? [pid 551] +++ exited with 0 +++ [pid 550] +++ exited with 0 +++ [pid 545] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 544] +++ exited with 0 +++ [pid 543] +++ exited with 0 +++ [pid 545] exit_group(0 [pid 547] <... futex resumed>) = ? [pid 545] <... exit_group resumed>) = ? [pid 542] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 547] +++ exited with 0 +++ [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 545] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] <... restart_syscall resumed>) = 0 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, [pid 298] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 295] newfstatat(AT_FDCWD, "./25/binderfs", [pid 298] newfstatat(3, "", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] unlink("./25/binderfs" [pid 299] <... restart_syscall resumed>) = 0 [pid 298] getdents64(3, [pid 295] <... unlink resumed>) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./25/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./25/cgroup.net", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./26/binderfs", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./25/cgroup.net" [pid 299] <... openat resumed>) = 3 [pid 298] unlink("./26/binderfs" [pid 295] <... unlink resumed>) = 0 [pid 299] newfstatat(3, "", [pid 298] <... unlink resumed>) = 0 [pid 295] umount2("./25/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] umount2("./26/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3, [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./25/cgroup.cpu", [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] newfstatat(AT_FDCWD, "./26/cgroup.net", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./25/cgroup.cpu" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./26/cgroup.net" [pid 295] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./24/binderfs", [pid 298] <... unlink resumed>) = 0 [pid 295] umount2("./25/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./26/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./24/binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./25/cgroup", [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./26/cgroup.cpu", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./24/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./25/cgroup" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./26/cgroup.cpu" [pid 295] <... unlink resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./24/cgroup.net", [pid 298] <... unlink resumed>) = 0 [pid 295] getdents64(3, [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./26/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] unlink("./24/cgroup.net" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] close(3 [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./26/cgroup", [pid 295] <... close resumed>) = 0 [pid 299] umount2("./24/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] rmdir("./25" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./26/cgroup" [pid 295] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./24/cgroup.cpu", [pid 298] <... unlink resumed>) = 0 [pid 295] mkdir("./26", 0777 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3, [pid 295] <... mkdir resumed>) = 0 [pid 299] unlink("./24/cgroup.cpu" [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... unlink resumed>) = 0 [pid 298] close(3./strace-static-x86_64: Process 552 attached [pid 299] umount2("./24/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 552] set_robust_list(0x55559251a6a0, 24 [pid 298] <... close resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 54 [pid 552] <... set_robust_list resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./26" [pid 552] chdir("./26" [pid 299] newfstatat(AT_FDCWD, "./24/cgroup", [pid 552] <... chdir resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] unlink("./24/cgroup" [pid 552] <... prctl resumed>) = 0 [pid 298] mkdir("./27", 0777 [pid 552] setpgid(0, 0 [pid 299] <... unlink resumed>) = 0 [pid 552] <... setpgid resumed>) = 0 [pid 552] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 299] getdents64(3, [pid 298] <... mkdir resumed>) = 0 [pid 552] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 552] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 299] close(3 [pid 552] <... symlink resumed>) = 0 [pid 552] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 553 attached ) = 3 [pid 299] <... close resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 553] set_robust_list(0x55559251a6a0, 24 [pid 552] write(3, "1000", 4 [pid 299] rmdir("./24" [pid 553] <... set_robust_list resumed>) = 0 [pid 552] <... write resumed>) = 4 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 56 [pid 552] close(3 [pid 299] <... rmdir resumed>) = 0 [pid 552] <... close resumed>) = 0 [pid 553] chdir("./27" [pid 552] symlink("/dev/binderfs", "./binderfs"executing program [pid 553] <... chdir resumed>) = 0 [pid 552] <... symlink resumed>) = 0 [pid 299] mkdir("./25", 0777 [pid 553] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 552] write(1, "executing program\n", 18) = 18 [pid 299] <... mkdir resumed>) = 0 [pid 553] <... prctl resumed>) = 0 [pid 552] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW [pid 553] setpgid(0, 0 [pid 552] <... futex resumed>) = 0 [pid 552] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 552] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 554 attached [pid 553] <... setpgid resumed>) = 0 [pid 552] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 52 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] set_robust_list(0x55559251a6a0, 24 [pid 552] <... rt_sigprocmask resumed>[], 8) = 0 [pid 553] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 297] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 555 attached [pid 554] <... set_robust_list resumed>) = 0 [pid 553] <... symlink resumed>) = 0 [pid 296] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 555] set_robust_list(0x7f2342d219a0, 24 [pid 552] <... clone3 resumed> => {parent_tid=[55]}, 88) = 55 [pid 297] <... openat resumed>) = 3 [pid 555] <... set_robust_list resumed>) = 0 [pid 554] chdir("./25" [pid 553] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 552] rt_sigprocmask(SIG_SETMASK, [], [pid 297] newfstatat(3, "", [pid 296] <... openat resumed>) = 3 [pid 555] rt_sigprocmask(SIG_SETMASK, [], [pid 554] <... chdir resumed>) = 0 [pid 553] <... symlink resumed>) = 0 [pid 552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] newfstatat(3, "", [pid 555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 553] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 552] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] getdents64(3, [pid 555] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 552] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 555] <... bpf resumed>) = 3 [pid 554] <... prctl resumed>) = 0 [pid 553] <... symlink resumed>) = 0 [pid 552] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] getdents64(3, [pid 555] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] setpgid(0, 0 [pid 553] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 552] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 555] <... futex resumed>) = 0 [pid 552] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] <... openat resumed>) = 3 [pid 552] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 555] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 554] <... setpgid resumed>) = 0 [pid 553] write(3, "1000", 4 [pid 297] newfstatat(AT_FDCWD, "./23/binderfs", [pid 296] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 555] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 555] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 553] <... write resumed>) = 4 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 555] <... futex resumed>) = 1 [pid 554] <... symlink resumed>) = 0 [pid 553] close(3 [pid 552] <... futex resumed>) = 0 [pid 297] unlink("./23/binderfs" [pid 296] newfstatat(AT_FDCWD, "./23/binderfs", [pid 555] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 553] <... close resumed>) = 0 [pid 552] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] <... symlink resumed>) = 0 [pid 553] symlink("/dev/binderfs", "./binderfs" [pid 552] <... futex resumed>) = 0 [pid 297] umount2("./23/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./23/binderfs" [pid 555] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 554] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 553] <... symlink resumed>) = 0 executing program [pid 552] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 555] <... bpf resumed>, 56) = 0 [pid 554] <... symlink resumed>) = 0 [pid 553] write(1, "executing program\n", 18 [pid 297] newfstatat(AT_FDCWD, "./23/cgroup.net", [pid 296] umount2("./23/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 555] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 553] <... write resumed>) = 18 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 555] <... futex resumed>) = 1 [pid 554] <... openat resumed>) = 3 [pid 553] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... futex resumed>) = 0 [pid 297] unlink("./23/cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./23/cgroup.net", [pid 555] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] write(3, "1000", 4 [pid 553] <... futex resumed>) = 0 [pid 552] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] <... write resumed>) = 4 [pid 553] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 552] <... futex resumed>) = 0 [pid 297] umount2("./23/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./23/cgroup.net" [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 554] close(3 [pid 553] <... rt_sigaction resumed>NULL, 8) = 0 [pid 552] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 555] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 554] <... close resumed>) = 0 [pid 553] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] newfstatat(AT_FDCWD, "./23/cgroup.cpu", [pid 296] umount2("./23/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 555] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] symlink("/dev/binderfs", "./binderfs" [pid 553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 555] <... futex resumed>) = 1 [pid 554] <... symlink resumed>) = 0 [pid 553] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 552] <... futex resumed>) = 0 [pid 297] unlink("./23/cgroup.cpu" [pid 296] newfstatat(AT_FDCWD, "./23/cgroup.cpu", [pid 555] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] write(1, "executing program\n", 18 [pid 553] <... mmap resumed>) = 0x7f2342d01000 [pid 552] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] <... write resumed>) = 18 [pid 553] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 552] <... futex resumed>) = 0 [pid 297] umount2("./23/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./23/cgroup.cpu" [pid 555] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 554] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] <... mprotect resumed>) = 0 [pid 552] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 555] <... bpf resumed>) = 4 [pid 554] <... futex resumed>) = 0 [pid 555] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 553] rt_sigprocmask(SIG_BLOCK, ~[], [pid 297] newfstatat(AT_FDCWD, "./23/cgroup", [pid 296] umount2("./23/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 555] <... futex resumed>) = 1 [pid 554] <... rt_sigaction resumed>NULL, 8) = 0 [pid 553] <... rt_sigprocmask resumed>[], 8) = 0 [pid 552] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 555] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 553] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 552] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./23/cgroup" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 552] <... futex resumed>) = 0 ./strace-static-x86_64: Process 556 attached [pid 554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 552] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... unlink resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./23/cgroup", [pid 556] set_robust_list(0x7f2342d219a0, 24 [pid 555] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 554] <... mmap resumed>) = 0x7f2342d01000 [pid 556] <... set_robust_list resumed>) = 0 [pid 553] <... clone3 resumed> => {parent_tid=[57]}, 88) = 57 [pid 297] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 556] rt_sigprocmask(SIG_SETMASK, [], [pid 555] <... bpf resumed>) = 5 [pid 554] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] unlink("./23/cgroup" [pid 553] rt_sigprocmask(SIG_SETMASK, [], [pid 556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 555] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] <... mprotect resumed>) = 0 [pid 297] close(3 [pid 556] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 555] <... futex resumed>) = 1 [pid 553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 552] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 554] rt_sigprocmask(SIG_BLOCK, ~[], [pid 552] close(3 [pid 555] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] <... rt_sigprocmask resumed>[], 8) = 0 [pid 553] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = 0 [pid 297] rmdir("./23" [pid 296] getdents64(3, [pid 556] <... futex resumed>) = 0 [pid 554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 553] <... futex resumed>) = 1 [pid 552] close(4./strace-static-x86_64: Process 557 attached [pid 556] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 553] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... close resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 557] set_robust_list(0x7f2342d219a0, 24 [pid 556] <... bpf resumed>) = 3 [pid 554] <... clone3 resumed> => {parent_tid=[53]}, 88) = 53 [pid 552] close(5 [pid 297] mkdir("./24", 0777 [pid 296] close(3 [pid 557] <... set_robust_list resumed>) = 0 [pid 556] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] rt_sigprocmask(SIG_SETMASK, [], [pid 297] <... mkdir resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 557] rt_sigprocmask(SIG_SETMASK, [], [pid 556] <... futex resumed>) = 1 [pid 554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 553] <... futex resumed>) = 0 [pid 552] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] rmdir("./23" [pid 557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 556] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] close(6./strace-static-x86_64: Process 558 attached [pid 557] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] <... futex resumed>) = 0 [pid 553] <... futex resumed>) = 0 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... rmdir resumed>) = 0 [pid 558] set_robust_list(0x55559251a6a0, 24 [pid 557] <... bpf resumed>) = 3 [pid 556] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 554] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 50 [pid 296] mkdir("./24", 0777 [pid 558] <... set_robust_list resumed>) = 0 [pid 557] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] close(7 [pid 296] <... mkdir resumed>) = 0 [pid 558] chdir("./24" [pid 557] <... futex resumed>) = 0 [pid 556] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 558] <... chdir resumed>) = 0 [pid 557] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 556] <... futex resumed>) = 1 [pid 554] <... futex resumed>) = 0 [pid 553] <... futex resumed>) = 0 [pid 552] close(8./strace-static-x86_64: Process 559 attached [pid 558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 557] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 556] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] set_robust_list(0x55559251a6a0, 24 [pid 558] <... prctl resumed>) = 0 [pid 557] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 553] <... futex resumed>) = 0 [pid 552] close(9 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 50 [pid 559] <... set_robust_list resumed>) = 0 [pid 558] setpgid(0, 0 [pid 557] <... futex resumed>) = 0 [pid 556] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 554] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] chdir("./24" [pid 558] <... setpgid resumed>) = 0 [pid 557] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 556] <... bpf resumed>, 56) = 0 [pid 554] <... futex resumed>) = 0 [pid 552] close(10 [pid 559] <... chdir resumed>) = 0 [pid 558] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 557] <... bpf resumed>, 56) = 0 [pid 556] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 558] <... symlink resumed>) = 0 [pid 557] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... futex resumed>) = 1 [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 553] <... futex resumed>) = 0 [pid 552] close(11 [pid 559] <... prctl resumed>) = 0 [pid 558] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 557] <... futex resumed>) = 0 [pid 556] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] setpgid(0, 0 [pid 558] <... symlink resumed>) = 0 [pid 557] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] <... futex resumed>) = 0 [pid 553] <... futex resumed>) = 0 [pid 552] close(12 [pid 559] <... setpgid resumed>) = 0 [pid 558] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 557] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 554] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... symlink resumed>) = 0 [pid 557] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 552] close(13 [pid 559] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 557] <... futex resumed>) = 0 [pid 556] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 553] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... openat resumed>) = 3 [pid 557] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] <... futex resumed>) = 0 [pid 552] close(14 [pid 559] <... symlink resumed>) = 0 [pid 558] write(3, "1000", 4 [pid 557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 556] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 554] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 558] <... write resumed>) = 4 [pid 557] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 554] <... futex resumed>) = 0 [pid 553] <... futex resumed>) = 0 [pid 559] <... symlink resumed>) = 0 [pid 558] close(3 [pid 556] <... bpf resumed>) = 4 [pid 554] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] close(15 [pid 559] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 558] <... close resumed>) = 0 [pid 557] <... bpf resumed>) = 4 [pid 556] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 558] symlink("/dev/binderfs", "./binderfs" [pid 552] close(16 [pid 557] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] <... openat resumed>) = 3 [pid 556] <... futex resumed>) = 1 [pid 553] <... futex resumed>) = 0 [pid 558] <... symlink resumed>) = 0 [pid 559] write(3, "1000", 4 [pid 557] <... futex resumed>) = 1 [pid 556] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] <... futex resumed>) = 0 executing program [pid 553] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] <... write resumed>) = 4 [pid 558] write(1, "executing program\n", 18 [pid 557] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 554] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 553] <... futex resumed>) = 0 [pid 552] close(17 [pid 559] close(3 [pid 558] <... write resumed>) = 18 [pid 557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 556] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 554] <... futex resumed>) = 0 [pid 553] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 559] <... close resumed>) = 0 [pid 558] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 554] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] symlink("/dev/binderfs", "./binderfs" [pid 558] <... futex resumed>) = 0 executing program [pid 559] <... symlink resumed>) = 0 [pid 552] close(18 [pid 558] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 559] write(1, "executing program\n", 18) = 18 [pid 559] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... rt_sigaction resumed>NULL, 8) = 0 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] <... futex resumed>) = 0 [pid 558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 552] close(19 [pid 559] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] <... rt_sigaction resumed>NULL, 8) = 0 [pid 558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 552] close(20 [pid 559] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 558] <... mmap resumed>) = 0x7f2342d01000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 558] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 552] close(21 [pid 559] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 558] <... mprotect resumed>) = 0 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 559] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 560 attached [pid 558] rt_sigprocmask(SIG_BLOCK, ~[], [pid 552] close(22 [pid 560] set_robust_list(0x7f2342d219a0, 24 [pid 559] <... clone3 resumed> => {parent_tid=[51]}, 88) = 51 [pid 560] <... set_robust_list resumed>) = 0 [pid 559] rt_sigprocmask(SIG_SETMASK, [], [pid 558] <... rt_sigprocmask resumed>[], 8) = 0 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 560] rt_sigprocmask(SIG_SETMASK, [], [pid 559] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 559] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 552] close(23 [pid 560] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 559] <... futex resumed>) = 0 ./strace-static-x86_64: Process 561 attached [pid 560] <... bpf resumed>) = 3 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] set_robust_list(0x7f2342d219a0, 24 [pid 560] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] <... clone3 resumed> => {parent_tid=[51]}, 88) = 51 [pid 552] close(24 [pid 561] <... set_robust_list resumed>) = 0 [pid 560] <... futex resumed>) = 0 [pid 559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 558] rt_sigprocmask(SIG_SETMASK, [], [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] rt_sigprocmask(SIG_SETMASK, [], [pid 560] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 552] close(25 [pid 561] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 559] <... futex resumed>) = 0 [pid 558] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 560] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 559] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] <... futex resumed>) = 0 [pid 552] close(26 [pid 561] <... bpf resumed>) = 3 [pid 560] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 558] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] close(27 [pid 561] <... futex resumed>) = 0 [pid 560] <... futex resumed>) = 1 [pid 559] <... futex resumed>) = 0 [pid 558] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 561] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 560] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = 0 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 559] <... futex resumed>) = 0 [pid 558] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] close(28 [pid 561] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 559] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] <... futex resumed>) = 0 [pid 560] <... bpf resumed>, 56) = 0 [pid 558] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] close(29 [pid 561] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}, 56) = 0 [pid 560] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = 0 [pid 552] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] <... futex resumed>) = 1 [pid 559] <... futex resumed>) = 0 [pid 558] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] exit_group(0 [pid 561] <... futex resumed>) = 0 [pid 560] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 559] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 555] <... futex resumed>) = ? [pid 552] <... exit_group resumed>) = ? [pid 561] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 560] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 559] <... futex resumed>) = 0 [pid 558] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 555] +++ exited with 0 +++ [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 559] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144) = -1 EFAULT (Bad address) [pid 561] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 561] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 560] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 559] <... futex resumed>) = 0 [pid 552] +++ exited with 0 +++ [pid 561] <... futex resumed>) = 0 [pid 558] <... futex resumed>) = 1 [pid 561] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 560] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 557] <... bpf resumed>) = 5 [pid 556] <... bpf resumed>) = 5 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 559] <... futex resumed>) = 0 [pid 558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 557] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 560] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 559] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 557] <... futex resumed>) = 1 [pid 556] <... futex resumed>) = 1 [pid 561] <... futex resumed>) = 0 [pid 558] <... futex resumed>) = 1 [pid 557] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] <... futex resumed>) = 0 [pid 553] <... futex resumed>) = 0 [pid 561] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 558] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 560] <... bpf resumed>) = 4 [pid 554] close(3 [pid 553] close(3 [pid 561] <... bpf resumed>) = 4 [pid 560] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] <... close resumed>) = 0 [pid 553] <... close resumed>) = 0 [pid 561] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 560] <... futex resumed>) = 1 [pid 559] <... futex resumed>) = 0 [pid 554] close(4 [pid 553] close(4 [pid 561] <... futex resumed>) = 1 [pid 560] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 559] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 558] <... futex resumed>) = 0 [pid 561] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] <... close resumed>) = 0 [pid 560] <... bpf resumed>) = 5 [pid 559] <... futex resumed>) = 0 [pid 553] <... close resumed>) = 0 [pid 561] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 560] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 559] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 558] <... futex resumed>) = 0 [pid 554] close(5 [pid 553] close(5 [pid 561] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 560] <... futex resumed>) = 0 [pid 559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 558] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 560] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 559] close(3 [pid 554] <... close resumed>) = 0 [pid 559] <... close resumed>) = 0 [pid 554] close(6 [pid 559] close(4 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] <... close resumed>) = 0 [pid 554] close(7 [pid 295] <... restart_syscall resumed>) = 0 [pid 559] close(5 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 554] close(8) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 554] close(9 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 554] close(10 [pid 295] <... openat resumed>) = 3 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(3, "", [pid 554] close(11 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] getdents64(3, [pid 554] close(12 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 554] close(13 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./26/binderfs", [pid 554] close(14 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./26/binderfs" [pid 554] close(15 [pid 295] <... unlink resumed>) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./26/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 554] close(16 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./26/cgroup.net", [pid 554] close(17 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./26/cgroup.net" [pid 554] close(18 [pid 295] <... unlink resumed>) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./26/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 554] close(19 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./26/cgroup.cpu", [pid 554] close(20 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./26/cgroup.cpu" [pid 554] close(21 [pid 295] <... unlink resumed>) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./26/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 554] close(22 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./26/cgroup", [pid 554] close(23 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./26/cgroup" [pid 554] close(24 [pid 295] <... unlink resumed>) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] getdents64(3, [pid 554] close(25 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] close(3 [pid 554] close(26 [pid 295] <... close resumed>) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] rmdir("./26" [pid 554] close(27 [pid 295] <... rmdir resumed>) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] mkdir("./27", 0777 [pid 554] close(28 [pid 295] <... mkdir resumed>) = 0 [pid 554] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 554] close(29) = -1 EBADF (Bad file descriptor) [pid 554] exit_group(0./strace-static-x86_64: Process 562 attached [pid 557] <... futex resumed>) = ? [pid 554] <... exit_group resumed>) = ? [pid 562] set_robust_list(0x55559251a6a0, 24 [pid 557] +++ exited with 0 +++ [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 56 [pid 562] <... set_robust_list resumed>) = 0 [pid 562] chdir("./27" [pid 554] +++ exited with 0 +++ [pid 562] <... chdir resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 562] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 562] <... prctl resumed>) = 0 [pid 562] setpgid(0, 0) = 0 [pid 562] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 562] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 562] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 562] write(3, "1000", 4) = 4 [pid 562] close(3) = 0 executing program [pid 562] symlink("/dev/binderfs", "./binderfs") = 0 [pid 562] write(1, "executing program\n", 18) = 18 [pid 562] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 562] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 562] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 562] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 562] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 562] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 562] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 563 attached [pid 563] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 562] <... clone3 resumed> => {parent_tid=[57]}, 88) = 57 [pid 563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 562] rt_sigprocmask(SIG_SETMASK, [], [pid 563] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 562] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 562] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 563] <... futex resumed>) = 0 [pid 562] <... futex resumed>) = 1 [pid 563] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 562] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 563] <... bpf resumed>) = 3 [pid 563] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 562] <... futex resumed>) = 0 [pid 563] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 563] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 562] <... futex resumed>) = 0 [pid 563] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 563] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 563] <... futex resumed>) = 0 [pid 563] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 563] <... futex resumed>) = 0 [pid 562] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 563] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}, 56) = 0 [pid 563] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 562] <... futex resumed>) = 0 [pid 563] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 562] <... futex resumed>) = 0 [pid 563] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 562] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 563] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 562] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 563] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 563] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 562] <... futex resumed>) = 0 [pid 562] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 563] <... bpf resumed>) = 4 [pid 563] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 562] <... futex resumed>) = 0 [pid 563] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 563] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 562] <... futex resumed>) = 0 [pid 562] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./25/binderfs") = 0 [pid 299] umount2("./25/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./25/cgroup.net") = 0 [pid 299] umount2("./25/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./25/cgroup.cpu") = 0 [pid 299] umount2("./25/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./25/cgroup") = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./25") = 0 [pid 299] mkdir("./26", 0777 [pid 561] <... bpf resumed>) = 5 [pid 553] <... close resumed>) = 0 [pid 561] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 558] <... futex resumed>) = 0 [pid 553] close(6 [pid 299] <... mkdir resumed>) = 0 [pid 561] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] close(3 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 558] <... close resumed>) = 0 [pid 553] close(7 [pid 558] close(4) = 0 [pid 558] close(5 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 553] close(8./strace-static-x86_64: Process 564 attached ) = -1 EBADF (Bad file descriptor) [pid 564] set_robust_list(0x55559251a6a0, 24 [pid 553] close(9 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 54 [pid 564] <... set_robust_list resumed>) = 0 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 553] close(10 [pid 564] chdir("./26" [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... chdir resumed>) = 0 [pid 553] close(11 [pid 564] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... prctl resumed>) = 0 [pid 553] close(12) = -1 EBADF (Bad file descriptor) [pid 564] setpgid(0, 0 [pid 553] close(13 [pid 564] <... setpgid resumed>) = 0 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 553] close(14) = -1 EBADF (Bad file descriptor) [pid 553] close(15 [pid 564] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 553] close(16) = -1 EBADF (Bad file descriptor) [pid 564] <... symlink resumed>) = 0 [pid 553] close(17 [pid 564] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 553] close(18 [pid 564] <... symlink resumed>) = 0 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 553] close(19) = -1 EBADF (Bad file descriptor) [pid 564] <... symlink resumed>) = 0 [pid 553] close(20 [pid 564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... openat resumed>) = 3 [pid 564] write(3, "1000", 4 [pid 553] close(21 [pid 564] <... write resumed>) = 4 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(3 [pid 553] close(22 [pid 564] <... close resumed>) = 0 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] symlink("/dev/binderfs", "./binderfs" [pid 553] close(23 [pid 564] <... symlink resumed>) = 0 executing program [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] write(1, "executing program\n", 18) = 18 [pid 553] close(24 [pid 564] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 553] close(25 [pid 564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 553] close(26 [pid 564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 553] close(27 [pid 564] rt_sigprocmask(SIG_BLOCK, ~[], [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... rt_sigprocmask resumed>[], 8) = 0 [pid 564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 553] close(28./strace-static-x86_64: Process 565 attached ) = -1 EBADF (Bad file descriptor) [pid 565] set_robust_list(0x7f2342d219a0, 24 [pid 564] <... clone3 resumed> => {parent_tid=[55]}, 88) = 55 [pid 553] close(29 [pid 565] <... set_robust_list resumed>) = 0 [pid 564] rt_sigprocmask(SIG_SETMASK, [], [pid 553] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 565] rt_sigprocmask(SIG_SETMASK, [], [pid 564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 553] exit_group(0 [pid 565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 564] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 556] <... futex resumed>) = ? [pid 553] <... exit_group resumed>) = ? [pid 565] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 564] <... futex resumed>) = 0 [pid 556] +++ exited with 0 +++ [pid 565] <... bpf resumed>) = 3 [pid 564] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] +++ exited with 0 +++ [pid 565] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 564] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 565] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 564] <... futex resumed>) = 0 [pid 565] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 564] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 565] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 565] <... futex resumed>) = 0 [pid 564] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 564] <... futex resumed>) = 0 [pid 298] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 565] <... bpf resumed>, 56) = 0 [pid 564] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 565] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 565] <... futex resumed>) = 0 [pid 564] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... openat resumed>) = 3 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 564] <... futex resumed>) = 0 [pid 298] newfstatat(3, "", [pid 565] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 564] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 565] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] getdents64(3, [pid 565] <... futex resumed>) = 0 [pid 564] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 565] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 564] <... futex resumed>) = 0 [pid 298] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 564] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 565] <... bpf resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./27/binderfs", [pid 565] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 565] <... futex resumed>) = 1 [pid 564] <... futex resumed>) = 0 [pid 298] unlink("./27/binderfs" [pid 565] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 565] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 564] <... futex resumed>) = 0 [pid 565] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 298] umount2("./27/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 564] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./27/cgroup.net") = 0 [pid 298] umount2("./27/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./27/cgroup.cpu") = 0 [pid 298] umount2("./27/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./27/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./27") = 0 [pid 298] mkdir("./28", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 58 ./strace-static-x86_64: Process 566 attached [pid 566] set_robust_list(0x55559251a6a0, 24) = 0 [pid 566] chdir("./28") = 0 [pid 566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 566] setpgid(0, 0) = 0 [pid 566] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 566] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 566] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 566] write(3, "1000", 4) = 4 [pid 566] close(3) = 0 [pid 566] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 566] write(1, "executing program\n", 18) = 18 [pid 566] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 566] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 566] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 566] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 567 attached [pid 567] set_robust_list(0x7f2342d219a0, 24 [pid 566] <... clone3 resumed> => {parent_tid=[59]}, 88) = 59 [pid 567] <... set_robust_list resumed>) = 0 [pid 566] rt_sigprocmask(SIG_SETMASK, [], [pid 567] rt_sigprocmask(SIG_SETMASK, [], [pid 566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 566] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 567] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 566] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] <... bpf resumed>) = 3 [pid 567] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 567] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 567] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 566] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 567] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 566] <... futex resumed>) = 0 [pid 567] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 567] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 566] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] <... bpf resumed>, 56) = 0 [pid 567] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 566] <... futex resumed>) = 0 [pid 567] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 566] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 567] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 566] <... futex resumed>) = 0 [pid 567] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 567] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 566] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] <... bpf resumed>) = 4 [pid 567] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 566] <... futex resumed>) = 0 [pid 567] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... futex resumed>) = 0 [pid 567] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 566] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 563] <... bpf resumed>) = 5 [pid 563] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 563] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 562] <... futex resumed>) = 0 [pid 559] <... close resumed>) = 0 [pid 559] close(6) = -1 EBADF (Bad file descriptor) [pid 559] close(7) = -1 EBADF (Bad file descriptor) [pid 559] close(8 [pid 562] close(3 [pid 559] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] close(9 [pid 562] <... close resumed>) = 0 [pid 562] close(4 [pid 559] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] <... close resumed>) = 0 [pid 559] close(10 [pid 562] close(5 [pid 559] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 559] close(11) = -1 EBADF (Bad file descriptor) [pid 559] close(12) = -1 EBADF (Bad file descriptor) [pid 559] close(13) = -1 EBADF (Bad file descriptor) [pid 559] close(14) = -1 EBADF (Bad file descriptor) [pid 559] close(15) = -1 EBADF (Bad file descriptor) [pid 559] close(16) = -1 EBADF (Bad file descriptor) [pid 559] close(17) = -1 EBADF (Bad file descriptor) [pid 559] close(18) = -1 EBADF (Bad file descriptor) [pid 559] close(19) = -1 EBADF (Bad file descriptor) [pid 559] close(20) = -1 EBADF (Bad file descriptor) [pid 559] close(21) = -1 EBADF (Bad file descriptor) [pid 559] close(22) = -1 EBADF (Bad file descriptor) [pid 559] close(23) = -1 EBADF (Bad file descriptor) [pid 559] close(24) = -1 EBADF (Bad file descriptor) [pid 559] close(25) = -1 EBADF (Bad file descriptor) [pid 559] close(26) = -1 EBADF (Bad file descriptor) [pid 559] close(27) = -1 EBADF (Bad file descriptor) [pid 559] close(28) = -1 EBADF (Bad file descriptor) [pid 559] close(29) = -1 EBADF (Bad file descriptor) [pid 559] exit_group(0) = ? [pid 560] <... futex resumed>) = ? [pid 560] +++ exited with 0 +++ [pid 559] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./24/binderfs") = 0 [pid 296] umount2("./24/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./24/cgroup.net") = 0 [pid 296] umount2("./24/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./24/cgroup.cpu") = 0 [pid 296] umount2("./24/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./24/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./24") = 0 [pid 296] mkdir("./25", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 52 ./strace-static-x86_64: Process 568 attached [pid 568] set_robust_list(0x55559251a6a0, 24) = 0 [pid 568] chdir("./25") = 0 [pid 568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 568] setpgid(0, 0) = 0 [pid 568] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 568] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 568] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 568] write(3, "1000", 4) = 4 [pid 568] close(3) = 0 [pid 568] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 568] write(1, "executing program\n", 18) = 18 [pid 568] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 568] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 568] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 568] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 568] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 568] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 568] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 569 attached => {parent_tid=[53]}, 88) = 53 [pid 569] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 568] rt_sigprocmask(SIG_SETMASK, [], [pid 569] rt_sigprocmask(SIG_SETMASK, [], [pid 568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 569] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 569] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 568] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... bpf resumed>) = 3 [pid 568] <... futex resumed>) = 0 [pid 569] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 569] <... futex resumed>) = 0 [pid 569] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 568] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 1 [pid 569] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 568] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 569] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 569] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 558] <... close resumed>) = 0 [pid 568] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 567] <... bpf resumed>) = 5 [pid 565] <... bpf resumed>) = 5 [pid 558] close(6 [pid 569] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = 1 [pid 567] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] <... close resumed>) = 0 [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 569] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 568] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] <... futex resumed>) = 1 [pid 566] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = 1 [pid 564] <... futex resumed>) = 0 [pid 562] close(6 [pid 558] close(7 [pid 569] <... bpf resumed>, 56) = 0 [pid 567] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] close(3 [pid 565] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 564] close(3 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 569] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... close resumed>) = 0 [pid 564] <... close resumed>) = 0 [pid 562] close(7 [pid 558] close(8 [pid 569] <... futex resumed>) = 1 [pid 568] <... futex resumed>) = 0 [pid 566] close(4 [pid 564] close(4 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 568] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... close resumed>) = 0 [pid 564] <... close resumed>) = 0 [pid 562] close(8 [pid 558] close(9 [pid 569] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 568] <... futex resumed>) = 0 [pid 566] close(5 [pid 564] close(5 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 569] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 568] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] close(9 [pid 558] close(10 [pid 569] <... futex resumed>) = 0 [pid 568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 569] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 568] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] close(10 [pid 558] close(11 [pid 568] <... futex resumed>) = 0 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 562] close(11 [pid 558] close(12 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 569] <... bpf resumed>) = 4 [pid 569] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] close(12 [pid 558] close(13 [pid 569] <... futex resumed>) = 1 [pid 568] <... futex resumed>) = 0 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 562] close(13 [pid 558] close(14 [pid 569] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 568] <... futex resumed>) = 0 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 562] close(14 [pid 558] close(15 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(15 [pid 558] close(16 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(16 [pid 558] close(17 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(17 [pid 558] close(18 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(18 [pid 558] close(19 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(19 [pid 558] close(20 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(20 [pid 558] close(21 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(21 [pid 558] close(22 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(22 [pid 558] close(23 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(23 [pid 558] close(24 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(24 [pid 558] close(25 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(25 [pid 558] close(26 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(26 [pid 558] close(27 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(27 [pid 558] close(28 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(28 [pid 558] close(29 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 562] close(29 [pid 558] exit_group(0 [pid 562] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 561] <... futex resumed>) = ? [pid 558] <... exit_group resumed>) = ? [pid 562] exit_group(0 [pid 561] +++ exited with 0 +++ [pid 563] <... futex resumed>) = ? [pid 562] <... exit_group resumed>) = ? [pid 558] +++ exited with 0 +++ [pid 563] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 562] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... restart_syscall resumed>) = 0 [pid 297] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", [pid 295] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] getdents64(3, [pid 295] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... openat resumed>) = 3 [pid 297] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(3, "", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(AT_FDCWD, "./24/binderfs", [pid 295] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] unlink("./24/binderfs" [pid 295] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./24/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./27/binderfs", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./24/cgroup.net", [pid 295] unlink("./27/binderfs" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] unlink("./24/cgroup.net" [pid 295] umount2("./27/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./24/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./27/cgroup.net", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./24/cgroup.cpu", [pid 295] unlink("./27/cgroup.net" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] unlink("./24/cgroup.cpu" [pid 295] umount2("./27/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./24/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./27/cgroup.cpu", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./24/cgroup", [pid 295] unlink("./27/cgroup.cpu" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] unlink("./24/cgroup" [pid 295] umount2("./27/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] getdents64(3, [pid 295] newfstatat(AT_FDCWD, "./27/cgroup", [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] close(3 [pid 295] unlink("./27/cgroup" [pid 297] <... close resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] rmdir("./24" [pid 295] getdents64(3, [pid 297] <... rmdir resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] mkdir("./25", 0777 [pid 295] close(3 [pid 297] <... mkdir resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] rmdir("./27"./strace-static-x86_64: Process 570 attached ) = 0 [pid 570] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 52 [pid 295] mkdir("./28", 0777 [pid 570] <... set_robust_list resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 570] chdir("./25" [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 570] <... chdir resumed>) = 0 [pid 570] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 571 attached [pid 570] setpgid(0, 0 [pid 571] set_robust_list(0x55559251a6a0, 24 [pid 570] <... setpgid resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 58 [pid 571] <... set_robust_list resumed>) = 0 [pid 571] chdir("./28") = 0 [pid 570] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 571] setpgid(0, 0) = 0 [pid 570] <... symlink resumed>) = 0 [pid 571] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 570] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 566] <... close resumed>) = 0 [pid 571] <... symlink resumed>) = 0 [pid 570] <... symlink resumed>) = 0 [pid 566] close(6 [pid 564] <... close resumed>) = 0 [pid 571] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 570] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(6 [pid 571] <... symlink resumed>) = 0 [pid 566] close(7 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 570] <... symlink resumed>) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(7 [pid 571] <... symlink resumed>) = 0 [pid 570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 566] close(8 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(8 [pid 571] <... openat resumed>) = 3 [pid 570] <... openat resumed>) = 3 [pid 566] close(9 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] write(3, "1000", 4 [pid 570] write(3, "1000", 4 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(9 [pid 571] <... write resumed>) = 4 [pid 570] <... write resumed>) = 4 [pid 566] close(10 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] close(3 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(10 [pid 571] <... close resumed>) = 0 [pid 570] close(3 [pid 566] close(11 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] symlink("/dev/binderfs", "./binderfs" [pid 570] <... close resumed>) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(11executing program [pid 571] <... symlink resumed>) = 0 [pid 570] symlink("/dev/binderfs", "./binderfs" [pid 566] close(12 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] write(1, "executing program\n", 18 [pid 570] <... symlink resumed>) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(12executing program [pid 571] <... write resumed>) = 18 [pid 570] write(1, "executing program\n", 18 [pid 566] close(13 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... write resumed>) = 18 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] close(13 [pid 571] <... futex resumed>) = 0 [pid 570] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] close(14 [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 570] <... futex resumed>) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] <... rt_sigaction resumed>NULL, 8) = 0 [pid 570] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 566] close(15 [pid 564] close(14 [pid 571] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 570] <... rt_sigaction resumed>NULL, 8) = 0 [pid 571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 570] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 566] close(16 [pid 564] close(15 [pid 571] <... mmap resumed>) = 0x7f2342d01000 [pid 570] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 570] <... mmap resumed>) = 0x7f2342d01000 [pid 566] close(17 [pid 564] close(16 [pid 571] <... mprotect resumed>) = 0 [pid 570] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... mprotect resumed>) = 0 [pid 571] rt_sigprocmask(SIG_BLOCK, ~[], [pid 570] rt_sigprocmask(SIG_BLOCK, ~[], [pid 566] close(18 [pid 564] close(17 [pid 571] <... rt_sigprocmask resumed>[], 8) = 0 [pid 570] <... rt_sigprocmask resumed>[], 8) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 570] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 566] close(19 [pid 564] close(18./strace-static-x86_64: Process 573 attached ./strace-static-x86_64: Process 572 attached [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] set_robust_list(0x7f2342d219a0, 24 [pid 572] set_robust_list(0x7f2342d219a0, 24 [pid 571] <... clone3 resumed> => {parent_tid=[59]}, 88) = 59 [pid 570] <... clone3 resumed> => {parent_tid=[53]}, 88) = 53 [pid 566] close(20 [pid 564] close(19 [pid 573] <... set_robust_list resumed>) = 0 [pid 572] <... set_robust_list resumed>) = 0 [pid 571] rt_sigprocmask(SIG_SETMASK, [], [pid 570] rt_sigprocmask(SIG_SETMASK, [], [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] rt_sigprocmask(SIG_SETMASK, [], [pid 572] rt_sigprocmask(SIG_SETMASK, [], [pid 571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 566] close(21 [pid 564] close(20 [pid 573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 571] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 572] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 571] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = 0 [pid 566] close(22 [pid 564] close(21 [pid 573] <... bpf resumed>) = 3 [pid 572] <... bpf resumed>) = 3 [pid 571] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] close(23 [pid 564] close(22 [pid 573] <... futex resumed>) = 0 [pid 572] <... futex resumed>) = 1 [pid 571] <... futex resumed>) = 0 [pid 570] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 566] close(24 [pid 571] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 564] close(23 [pid 572] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 573] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 571] <... futex resumed>) = 0 [pid 572] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 570] <... futex resumed>) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] close(25 [pid 564] close(24 [pid 573] <... futex resumed>) = 0 [pid 572] <... futex resumed>) = 0 [pid 571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 572] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] close(26 [pid 564] close(25 [pid 573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 572] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 571] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 566] close(27 [pid 564] close(26 [pid 573] <... bpf resumed>, 56) = 0 [pid 572] <... bpf resumed>, 56) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] close(28 [pid 564] close(27 [pid 573] <... futex resumed>) = 1 [pid 572] <... futex resumed>) = 1 [pid 571] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = 0 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 566] close(29 [pid 564] close(28 [pid 573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 571] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 571] <... futex resumed>) = 0 [pid 566] exit_group(0 [pid 564] close(29 [pid 573] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 572] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 571] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] <... futex resumed>) = 0 [pid 567] <... futex resumed>) = ? [pid 566] <... exit_group resumed>) = ? [pid 564] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 573] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 567] +++ exited with 0 +++ [pid 572] <... futex resumed>) = 1 [pid 571] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 572] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] <... futex resumed>) = 0 [pid 570] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 566] +++ exited with 0 +++ [pid 564] exit_group(0 [pid 573] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... futex resumed>) = 0 [pid 570] <... futex resumed>) = 0 [pid 565] <... futex resumed>) = ? [pid 564] <... exit_group resumed>) = ? [pid 572] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 571] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 570] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 573] <... bpf resumed>) = 4 [pid 572] <... bpf resumed>) = 4 [pid 572] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 571] <... futex resumed>) = 0 [pid 572] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 571] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... futex resumed>) = 0 [pid 572] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 571] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 573] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 565] +++ exited with 0 +++ [pid 564] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 573] <... futex resumed>) = 1 [pid 570] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 573] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 570] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 570] <... futex resumed>) = 0 [pid 573] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 570] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", [pid 298] newfstatat(3, "", [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, [pid 298] getdents64(3, [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./26/binderfs", [pid 298] newfstatat(AT_FDCWD, "./28/binderfs", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./26/binderfs" [pid 298] unlink("./28/binderfs" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./26/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./28/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./26/cgroup.net", [pid 298] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./26/cgroup.net" [pid 298] unlink("./28/cgroup.net" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./26/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./28/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./26/cgroup.cpu", [pid 298] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./26/cgroup.cpu" [pid 298] unlink("./28/cgroup.cpu" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] umount2("./26/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./28/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./26/cgroup", [pid 298] newfstatat(AT_FDCWD, "./28/cgroup", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./26/cgroup" [pid 298] unlink("./28/cgroup" [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] getdents64(3, [pid 298] getdents64(3, [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 298] close(3 [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 299] rmdir("./26" [pid 298] rmdir("./28" [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 299] mkdir("./27", 0777 [pid 298] mkdir("./29", 0777 [pid 573] <... bpf resumed>) = 5 [pid 572] <... bpf resumed>) = 5 [pid 569] <... bpf resumed>) = 5 [pid 299] <... mkdir resumed>) = 0 [pid 573] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 569] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... mkdir resumed>) = 0 [pid 573] <... futex resumed>) = 1 [pid 572] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 570] <... futex resumed>) = 0 [pid 569] <... futex resumed>) = 1 [pid 568] <... futex resumed>) = 0 [pid 570] close(3) = 0 [pid 570] close(4) = 0 [pid 570] close(5) = 0 [pid 570] close(6) = -1 EBADF (Bad file descriptor) [pid 570] close(7./strace-static-x86_64: Process 574 attached ) = -1 EBADF (Bad file descriptor) [pid 573] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 574] set_robust_list(0x55559251a6a0, 24 [pid 572] <... futex resumed>) = 1 [pid 571] <... futex resumed>) = 0 [pid 570] close(8 [pid 569] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 568] close(3 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 56 [pid 571] close(3 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] <... close resumed>) = 0 [pid 570] close(9 [pid 571] close(4 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 575 attached [pid 571] <... close resumed>) = 0 [pid 570] close(10 [pid 568] <... close resumed>) = 0 [pid 572] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] set_robust_list(0x55559251a6a0, 24 [pid 574] <... set_robust_list resumed>) = 0 [pid 571] close(5 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(4 [pid 575] <... set_robust_list resumed>) = 0 [pid 574] chdir("./27" [pid 571] <... close resumed>) = 0 [pid 570] close(11 [pid 568] <... close resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 60 [pid 575] chdir("./29" [pid 574] <... chdir resumed>) = 0 [pid 571] close(6 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(5 [pid 575] <... chdir resumed>) = 0 [pid 574] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(12 [pid 568] <... close resumed>) = 0 [pid 575] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 574] <... prctl resumed>) = 0 [pid 571] close(7 [pid 568] close(6 [pid 575] <... prctl resumed>) = 0 [pid 574] setpgid(0, 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] setpgid(0, 0 [pid 574] <... setpgid resumed>) = 0 [pid 571] close(8 [pid 570] close(13 [pid 568] close(7 [pid 575] <... setpgid resumed>) = 0 [pid 574] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 574] <... symlink resumed>) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(8 [pid 575] <... symlink resumed>) = 0 [pid 574] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 571] close(9 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(14 [pid 575] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 574] <... symlink resumed>) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(9 [pid 575] <... symlink resumed>) = 0 [pid 574] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 574] <... symlink resumed>) = 0 [pid 571] close(10 [pid 570] close(15 [pid 568] close(10 [pid 574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... symlink resumed>) = 0 [pid 574] <... openat resumed>) = 3 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(11 [pid 575] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 574] write(3, "1000", 4 [pid 571] close(11 [pid 570] close(16 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] <... write resumed>) = 4 [pid 568] close(12 [pid 575] <... openat resumed>) = 3 [pid 574] close(3 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] write(3, "1000", 4 [pid 574] <... close resumed>) = 0 [pid 571] close(12 [pid 570] close(17 [pid 568] close(13 [pid 575] <... write resumed>) = 4 [pid 574] symlink("/dev/binderfs", "./binderfs" [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 575] close(3 [pid 574] <... symlink resumed>) = 0 [pid 571] close(13 [pid 570] close(18 [pid 568] close(14 [pid 575] <... close resumed>) = 0 [pid 574] write(1, "executing program\n", 18 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] symlink("/dev/binderfs", "./binderfs" [pid 574] <... write resumed>) = 18 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(15 [pid 575] <... symlink resumed>) = 0 [pid 574] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 571] close(14 [pid 570] close(19 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] write(1, "executing program\n", 18 [pid 574] <... futex resumed>) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(16 [pid 575] <... write resumed>) = 18 [pid 574] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 571] close(15 [pid 575] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] <... rt_sigaction resumed>NULL, 8) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(20 [pid 568] close(17 [pid 575] <... futex resumed>) = 0 [pid 574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 571] close(16 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(21 [pid 568] close(18 [pid 575] <... rt_sigaction resumed>NULL, 8) = 0 [pid 574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 571] close(17 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 574] <... mmap resumed>) = 0x7f2342d01000 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(22 [pid 568] close(19 [pid 575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 574] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 571] close(18 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 574] <... mprotect resumed>) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(23 [pid 568] close(20 [pid 575] <... mmap resumed>) = 0x7f2342d01000 [pid 574] rt_sigprocmask(SIG_BLOCK, ~[], [pid 571] close(19 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 574] <... rt_sigprocmask resumed>[], 8) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(24 [pid 568] close(21 [pid 574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 576 attached [pid 575] <... mprotect resumed>) = 0 [pid 571] close(20 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(22 [pid 576] set_robust_list(0x7f2342d219a0, 24 [pid 574] <... clone3 resumed> => {parent_tid=[57]}, 88) = 57 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] rt_sigprocmask(SIG_SETMASK, [], [pid 568] close(23 [pid 575] rt_sigprocmask(SIG_BLOCK, ~[], [pid 574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 576] <... set_robust_list resumed>) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(25 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 576] rt_sigprocmask(SIG_SETMASK, [], [pid 575] <... rt_sigprocmask resumed>[], 8) = 0 [pid 574] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] close(21 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(24 [pid 576] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 575] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 574] <... futex resumed>) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(26 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 568] close(25 [pid 576] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 577 attached [pid 576] <... bpf resumed>) = 3 [pid 571] close(22 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(26 [pid 577] set_robust_list(0x7f2342d219a0, 24 [pid 576] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... clone3 resumed> => {parent_tid=[61]}, 88) = 61 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(27 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... set_robust_list resumed>) = 0 [pid 576] <... futex resumed>) = 1 [pid 575] rt_sigprocmask(SIG_SETMASK, [], [pid 574] <... futex resumed>) = 0 [pid 571] close(23 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(27 [pid 577] rt_sigprocmask(SIG_SETMASK, [], [pid 576] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 574] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(28 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 575] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] <... futex resumed>) = 0 [pid 571] close(24 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(28 [pid 577] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 576] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 575] <... futex resumed>) = 0 [pid 574] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] close(29 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... bpf resumed>) = 3 [pid 576] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 575] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] close(25 [pid 570] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 568] close(29 [pid 577] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 570] exit_group(0 [pid 568] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... futex resumed>) = 0 [pid 576] <... futex resumed>) = 1 [pid 575] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] <... futex resumed>) = 0 [pid 573] <... futex resumed>) = ? [pid 571] close(26 [pid 570] <... exit_group resumed>) = ? [pid 568] exit_group(0 [pid 577] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 576] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] <... futex resumed>) = 0 [pid 574] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 573] +++ exited with 0 +++ [pid 569] <... futex resumed>) = ? [pid 568] <... exit_group resumed>) = ? [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 575] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 574] <... futex resumed>) = 0 [pid 570] +++ exited with 0 +++ [pid 569] +++ exited with 0 +++ [pid 571] close(27 [pid 568] +++ exited with 0 +++ [pid 577] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 574] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] <... futex resumed>) = 0 [pid 576] <... bpf resumed>, 56) = 0 [pid 575] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 571] close(28 [pid 577] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 576] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... futex resumed>) = 0 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... bpf resumed>, 56) = 0 [pid 576] <... futex resumed>) = 1 [pid 575] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 574] <... futex resumed>) = 0 [pid 571] close(29 [pid 577] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 574] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 571] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... futex resumed>) = 0 [pid 576] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 575] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 574] <... futex resumed>) = 0 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 575] <... futex resumed>) = 0 [pid 574] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 571] exit_group(0 [pid 577] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 576] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 575] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 577] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 572] <... futex resumed>) = ? [pid 571] <... exit_group resumed>) = ? [pid 575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 577] <... futex resumed>) = 0 [pid 576] <... futex resumed>) = 1 [pid 574] <... futex resumed>) = 0 [pid 572] +++ exited with 0 +++ [pid 577] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 574] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 574] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 575] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 577] <... futex resumed>) = 0 [pid 575] <... futex resumed>) = 1 [pid 577] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 575] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 577] <... bpf resumed>) = 4 [pid 576] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 571] +++ exited with 0 +++ [pid 577] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 577] <... futex resumed>) = 1 [pid 575] <... futex resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 577] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 576] <... bpf resumed>) = 4 [pid 575] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 577] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 576] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... futex resumed>) = 0 [pid 577] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 576] <... futex resumed>) = 1 [pid 574] <... futex resumed>) = 0 [pid 576] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 574] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] <... futex resumed>) = 0 [pid 574] <... futex resumed>) = 1 [pid 576] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 574] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./25/binderfs") = 0 [pid 296] umount2("./25/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./25/cgroup.net") = 0 [pid 296] umount2("./25/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 577] <... bpf resumed>) = 5 [pid 577] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 576] <... bpf resumed>) = 5 [pid 296] newfstatat(AT_FDCWD, "./25/cgroup.cpu", [pid 577] <... futex resumed>) = 1 [pid 576] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 577] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 576] <... futex resumed>) = 1 [pid 575] close(3 [pid 574] <... futex resumed>) = 0 [pid 296] unlink("./25/cgroup.cpu" [pid 576] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 575] <... close resumed>) = 0 [pid 574] close(3 [pid 296] <... unlink resumed>) = 0 [pid 575] close(4 [pid 574] <... close resumed>) = 0 [pid 296] umount2("./25/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 575] <... close resumed>) = 0 [pid 574] close(4 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 575] close(5 [pid 574] <... close resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./25/cgroup", [pid 574] close(5 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./25/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./25") = 0 [pid 296] mkdir("./26", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 578 attached [pid 578] set_robust_list(0x55559251a6a0, 24 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 54 [pid 578] <... set_robust_list resumed>) = 0 [pid 578] chdir("./26") = 0 [pid 578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 578] setpgid(0, 0) = 0 [pid 578] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 578] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 578] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 578] write(3, "1000", 4) = 4 [pid 578] close(3) = 0 [pid 578] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 578] write(1, "executing program\n", 18) = 18 [pid 578] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 578] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 297] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW [pid 578] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... restart_syscall resumed>) = 0 [pid 578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 578] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] <... openat resumed>) = 3 [pid 578] <... mmap resumed>) = 0x7f2342d01000 [pid 297] newfstatat(3, "", [pid 295] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 578] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 578] <... mprotect resumed>) = 0 [pid 297] getdents64(3, [pid 295] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 578] rt_sigprocmask(SIG_BLOCK, ~[], [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... openat resumed>) = 3 [pid 578] <... rt_sigprocmask resumed>[], 8) = 0 [pid 297] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(3, "", [pid 578] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 579 attached [pid 297] newfstatat(AT_FDCWD, "./25/binderfs", [pid 295] getdents64(3, [pid 579] set_robust_list(0x7f2342d219a0, 24 [pid 578] <... clone3 resumed> => {parent_tid=[55]}, 88) = 55 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 579] <... set_robust_list resumed>) = 0 [pid 578] rt_sigprocmask(SIG_SETMASK, [], [pid 297] unlink("./25/binderfs" [pid 295] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 579] rt_sigprocmask(SIG_SETMASK, [], [pid 578] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 578] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./25/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./28/binderfs", [pid 579] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 578] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 579] <... bpf resumed>) = 3 [pid 578] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] newfstatat(AT_FDCWD, "./25/cgroup.net", [pid 295] unlink("./28/binderfs" [pid 579] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 578] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 579] <... futex resumed>) = 0 [pid 578] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./25/cgroup.net" [pid 295] umount2("./28/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 579] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 578] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 578] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] umount2("./25/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 579] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 579] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(AT_FDCWD, "./25/cgroup.cpu", [pid 295] unlink("./28/cgroup.net" [pid 579] <... futex resumed>) = 1 [pid 578] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 579] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 578] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./25/cgroup.cpu" [pid 295] umount2("./28/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 578] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 579] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 578] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./25/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 579] <... bpf resumed>, 56) = 0 [pid 579] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 578] <... futex resumed>) = 0 [pid 579] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 578] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 578] <... futex resumed>) = 0 [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 578] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 579] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] newfstatat(AT_FDCWD, "./25/cgroup", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 579] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./28/cgroup.cpu" [pid 579] <... futex resumed>) = 1 [pid 578] <... futex resumed>) = 0 [pid 297] unlink("./25/cgroup" [pid 295] <... unlink resumed>) = 0 [pid 579] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 578] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 295] umount2("./28/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 578] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 579] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 578] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] newfstatat(AT_FDCWD, "./28/cgroup", [pid 297] close(3 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... close resumed>) = 0 [pid 295] unlink("./28/cgroup" [pid 297] rmdir("./25" [pid 295] <... unlink resumed>) = 0 [pid 579] <... bpf resumed>) = 4 [pid 297] <... rmdir resumed>) = 0 [pid 295] getdents64(3, [pid 579] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] mkdir("./26", 0777 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 579] <... futex resumed>) = 1 [pid 578] <... futex resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 295] close(3 [pid 579] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 578] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... close resumed>) = 0 [pid 578] <... futex resumed>) = 0 [pid 578] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000}./strace-static-x86_64: Process 580 attached [pid 295] rmdir("./28" [pid 580] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 54 [pid 295] <... rmdir resumed>) = 0 [pid 580] <... set_robust_list resumed>) = 0 [pid 295] mkdir("./29", 0777 [pid 580] chdir("./26" [pid 295] <... mkdir resumed>) = 0 [pid 580] <... chdir resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 580] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 581 attached [pid 580] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 581] set_robust_list(0x55559251a6a0, 24 [pid 580] <... symlink resumed>) = 0 [pid 581] <... set_robust_list resumed>) = 0 [pid 580] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 60 [pid 581] chdir("./29" [pid 580] <... symlink resumed>) = 0 [pid 581] <... chdir resumed>) = 0 [pid 580] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 581] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 580] <... symlink resumed>) = 0 [pid 581] <... prctl resumed>) = 0 [pid 580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 581] setpgid(0, 0 [pid 580] <... openat resumed>) = 3 [pid 581] <... setpgid resumed>) = 0 [pid 580] write(3, "1000", 4 [pid 581] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 580] <... write resumed>) = 4 [pid 580] close(3 [pid 581] <... symlink resumed>) = 0 [pid 580] <... close resumed>) = 0 [pid 581] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 580] symlink("/dev/binderfs", "./binderfs" [pid 581] <... symlink resumed>) = 0 [pid 580] <... symlink resumed>) = 0 executing program [pid 581] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 580] write(1, "executing program\n", 18) = 18 [pid 581] <... symlink resumed>) = 0 [pid 580] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 581] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 580] <... futex resumed>) = 0 [pid 580] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 581] <... openat resumed>) = 3 [pid 580] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 581] write(3, "1000", 4 [pid 580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 581] <... write resumed>) = 4 [pid 580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 581] close(3 [pid 580] <... mmap resumed>) = 0x7f2342d01000 [pid 581] <... close resumed>) = 0 [pid 580] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 581] symlink("/dev/binderfs", "./binderfs" [pid 580] <... mprotect resumed>) = 0 [pid 581] <... symlink resumed>) = 0 executing program [pid 581] write(1, "executing program\n", 18 [pid 580] rt_sigprocmask(SIG_BLOCK, ~[], [pid 581] <... write resumed>) = 18 [pid 580] <... rt_sigprocmask resumed>[], 8) = 0 [pid 580] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 582 attached [pid 581] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] set_robust_list(0x7f2342d219a0, 24 [pid 581] <... futex resumed>) = 0 [pid 580] <... clone3 resumed> => {parent_tid=[55]}, 88) = 55 [pid 582] <... set_robust_list resumed>) = 0 [pid 581] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 580] rt_sigprocmask(SIG_SETMASK, [], [pid 582] rt_sigprocmask(SIG_SETMASK, [], [pid 581] <... rt_sigaction resumed>NULL, 8) = 0 [pid 580] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 581] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 580] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 580] <... futex resumed>) = 0 [pid 582] <... bpf resumed>) = 3 [pid 581] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 582] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 582] <... futex resumed>) = 0 [pid 581] <... mmap resumed>) = 0x7f2342d01000 [pid 580] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 582] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 581] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 580] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 580] <... futex resumed>) = 0 [pid 582] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 581] <... mprotect resumed>) = 0 [pid 580] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 582] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 582] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... close resumed>) = 0 [pid 582] <... futex resumed>) = 1 [pid 581] rt_sigprocmask(SIG_BLOCK, ~[], [pid 580] <... futex resumed>) = 0 [pid 574] <... close resumed>) = 0 [pid 582] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 581] <... rt_sigprocmask resumed>[], 8) = 0 [pid 580] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] close(6 [pid 574] close(6 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 581] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 580] <... futex resumed>) = 0 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 582] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 580] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 583 attached [pid 575] close(7 [pid 574] close(7 [pid 583] set_robust_list(0x7f2342d219a0, 24 [pid 582] <... bpf resumed>, 56) = 0 [pid 581] <... clone3 resumed> => {parent_tid=[61]}, 88) = 61 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] <... set_robust_list resumed>) = 0 [pid 582] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 581] rt_sigprocmask(SIG_SETMASK, [], [pid 575] close(8 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] rt_sigprocmask(SIG_SETMASK, [], [pid 582] <... futex resumed>) = 1 [pid 581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 580] <... futex resumed>) = 0 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(8 [pid 583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 582] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 581] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] close(9 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 581] <... futex resumed>) = 0 [pid 580] <... futex resumed>) = 0 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(9 [pid 583] <... bpf resumed>) = 3 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 581] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 575] close(10 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(10 [pid 583] <... futex resumed>) = 0 [pid 582] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 581] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] close(11 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 582] <... futex resumed>) = 1 [pid 581] <... futex resumed>) = 0 [pid 580] <... futex resumed>) = 0 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(11 [pid 583] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 582] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 581] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] close(12 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 581] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 580] <... futex resumed>) = 0 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(12 [pid 583] <... futex resumed>) = 0 [pid 582] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 581] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 583] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 582] <... bpf resumed>) = 4 [pid 581] <... futex resumed>) = 0 [pid 575] close(13 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 582] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 581] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(13 [pid 583] <... bpf resumed>, 56) = 0 [pid 582] <... futex resumed>) = 1 [pid 580] <... futex resumed>) = 0 [pid 575] close(14 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 580] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(14 [pid 583] <... futex resumed>) = 1 [pid 582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 581] <... futex resumed>) = 0 [pid 580] <... futex resumed>) = 0 [pid 575] close(15 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 582] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 581] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(15 [pid 583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 581] <... futex resumed>) = 0 [pid 575] close(16 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 581] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(16 [pid 583] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 575] close(17 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(17 [pid 575] close(18 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] <... futex resumed>) = 1 [pid 581] <... futex resumed>) = 0 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(18 [pid 583] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 581] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] close(19 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 581] <... futex resumed>) = 0 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(19 [pid 583] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 581] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 575] close(20 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(20 [pid 575] close(21 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(21 [pid 575] close(22 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(22 [pid 583] <... bpf resumed>) = 4 [pid 575] close(23 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(23 [pid 583] <... futex resumed>) = 1 [pid 581] <... futex resumed>) = 0 [pid 575] close(24 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 583] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 581] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(24 [pid 583] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 581] <... futex resumed>) = 0 [pid 575] close(25 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 581] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(25 [pid 583] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 575] close(26 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(26 [pid 575] close(27 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(27 [pid 575] close(28 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(28 [pid 575] close(29 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 575] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 574] close(29 [pid 575] exit_group(0 [pid 574] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 577] <... futex resumed>) = ? [pid 575] <... exit_group resumed>) = ? [pid 574] exit_group(0 [pid 577] +++ exited with 0 +++ [pid 574] <... exit_group resumed>) = ? [pid 576] <... futex resumed>) = ? [pid 575] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 576] +++ exited with 0 +++ [pid 574] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... openat resumed>) = 3 [pid 298] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] newfstatat(3, "", [pid 298] <... openat resumed>) = 3 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] newfstatat(3, "", [pid 299] getdents64(3, [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] getdents64(3, [pid 299] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./27/binderfs", [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 583] <... bpf resumed>) = 5 [pid 582] <... bpf resumed>) = 5 [pid 579] <... bpf resumed>) = 5 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./29/binderfs", [pid 583] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 582] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 579] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./27/binderfs" [pid 583] <... futex resumed>) = 1 [pid 582] <... futex resumed>) = 1 [pid 581] <... futex resumed>) = 0 [pid 580] <... futex resumed>) = 0 [pid 579] <... futex resumed>) = 1 [pid 578] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 583] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 582] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 581] close(3 [pid 580] close(3 [pid 579] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 578] close(3 [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./29/binderfs" [pid 581] <... close resumed>) = 0 [pid 580] <... close resumed>) = 0 [pid 578] <... close resumed>) = 0 [pid 299] umount2("./27/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 581] close(4 [pid 580] close(4 [pid 578] close(4 [pid 298] <... unlink resumed>) = 0 [pid 581] <... close resumed>) = 0 [pid 580] <... close resumed>) = 0 [pid 578] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./29/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 581] close(5 [pid 580] close(5 [pid 578] close(5 [pid 299] newfstatat(AT_FDCWD, "./27/cgroup.net", [pid 581] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 581] close(6 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./29/cgroup.net", [pid 299] unlink("./27/cgroup.net" [pid 581] close(7 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] unlink("./29/cgroup.net" [pid 581] close(8 [pid 299] umount2("./27/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 581] close(9 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./27/cgroup.cpu", [pid 298] umount2("./29/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 581] close(10 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./27/cgroup.cpu" [pid 581] close(11 [pid 298] newfstatat(AT_FDCWD, "./29/cgroup.cpu", [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 581] close(12 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./27/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./29/cgroup.cpu" [pid 581] close(13 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./27/cgroup", [pid 298] <... unlink resumed>) = 0 [pid 581] close(14 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./29/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./27/cgroup" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 581] close(15 [pid 299] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./29/cgroup", [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] getdents64(3, [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 581] close(16 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] unlink("./29/cgroup" [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] close(3 [pid 298] <... unlink resumed>) = 0 [pid 581] close(17 [pid 299] <... close resumed>) = 0 [pid 298] getdents64(3, [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] rmdir("./27" [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 581] close(18 [pid 299] <... rmdir resumed>) = 0 [pid 298] close(3 [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] mkdir("./28", 0777 [pid 298] <... close resumed>) = 0 [pid 581] close(19 [pid 299] <... mkdir resumed>) = 0 [pid 298] rmdir("./29" [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... rmdir resumed>) = 0 [pid 581] close(20) = -1 EBADF (Bad file descriptor) [pid 581] close(21) = -1 EBADF (Bad file descriptor) [pid 581] close(22./strace-static-x86_64: Process 585 attached ) = -1 EBADF (Bad file descriptor) [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 58 [pid 298] mkdir("./30", 0777 [pid 585] set_robust_list(0x55559251a6a0, 24 [pid 581] close(23) = -1 EBADF (Bad file descriptor) [pid 585] <... set_robust_list resumed>) = 0 [pid 581] close(24 [pid 298] <... mkdir resumed>) = 0 [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 581] close(25 [pid 585] chdir("./28" [pid 581] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 585] <... chdir resumed>) = 0 [pid 581] close(26) = -1 EBADF (Bad file descriptor) [pid 581] close(27) = -1 EBADF (Bad file descriptor) [pid 581] close(28) = -1 EBADF (Bad file descriptor) [pid 581] close(29) = -1 EBADF (Bad file descriptor) [pid 581] exit_group(0 [pid 583] <... futex resumed>) = ? [pid 581] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 586 attached [pid 585] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 583] +++ exited with 0 +++ [pid 586] set_robust_list(0x55559251a6a0, 24 [pid 585] <... prctl resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 62 [pid 586] <... set_robust_list resumed>) = 0 [pid 585] setpgid(0, 0 [pid 581] +++ exited with 0 +++ [pid 586] chdir("./30") = 0 [pid 585] <... setpgid resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 585] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 586] setpgid(0, 0 [pid 585] <... symlink resumed>) = 0 [pid 586] <... setpgid resumed>) = 0 [pid 585] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 295] <... restart_syscall resumed>) = 0 [pid 586] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 585] <... symlink resumed>) = 0 [pid 586] <... symlink resumed>) = 0 [pid 585] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 586] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 585] <... symlink resumed>) = 0 [pid 586] <... symlink resumed>) = 0 [pid 585] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 586] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 585] <... openat resumed>) = 3 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 586] <... symlink resumed>) = 0 [pid 585] write(3, "1000", 4 [pid 295] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 585] <... write resumed>) = 4 [pid 295] <... openat resumed>) = 3 [pid 586] <... openat resumed>) = 3 [pid 585] close(3 [pid 295] newfstatat(3, "", [pid 586] write(3, "1000", 4 [pid 585] <... close resumed>) = 0 [pid 586] <... write resumed>) = 4 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 585] symlink("/dev/binderfs", "./binderfs" [pid 586] close(3executing program executing program [pid 585] <... symlink resumed>) = 0 [pid 586] <... close resumed>) = 0 [pid 295] getdents64(3, [pid 586] symlink("/dev/binderfs", "./binderfs" [pid 585] write(1, "executing program\n", 18 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 586] <... symlink resumed>) = 0 [pid 585] <... write resumed>) = 18 [pid 586] write(1, "executing program\n", 18 [pid 295] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 586] <... write resumed>) = 18 [pid 585] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 586] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] <... futex resumed>) = 0 [pid 586] <... futex resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./29/binderfs", [pid 585] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 586] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 585] <... rt_sigaction resumed>NULL, 8) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 586] <... rt_sigaction resumed>NULL, 8) = 0 [pid 585] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 586] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] unlink("./29/binderfs" [pid 586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 585] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 585] <... mmap resumed>) = 0x7f2342d01000 [pid 295] <... unlink resumed>) = 0 [pid 586] <... mmap resumed>) = 0x7f2342d01000 [pid 585] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 295] umount2("./29/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 586] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 585] <... mprotect resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 586] <... mprotect resumed>) = 0 [pid 585] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] newfstatat(AT_FDCWD, "./29/cgroup.net", [pid 586] rt_sigprocmask(SIG_BLOCK, ~[], [pid 585] <... rt_sigprocmask resumed>[], 8) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 586] <... rt_sigprocmask resumed>[], 8) = 0 [pid 585] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 295] unlink("./29/cgroup.net"./strace-static-x86_64: Process 587 attached [pid 586] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 587] set_robust_list(0x7f2342d219a0, 24 [pid 295] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 588 attached [pid 587] <... set_robust_list resumed>) = 0 [pid 585] <... clone3 resumed> => {parent_tid=[59]}, 88) = 59 [pid 295] umount2("./29/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 588] set_robust_list(0x7f2342d219a0, 24 [pid 587] rt_sigprocmask(SIG_SETMASK, [], [pid 586] <... clone3 resumed> => {parent_tid=[63]}, 88) = 63 [pid 585] rt_sigprocmask(SIG_SETMASK, [], [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 588] <... set_robust_list resumed>) = 0 [pid 587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 586] rt_sigprocmask(SIG_SETMASK, [], [pid 585] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] newfstatat(AT_FDCWD, "./29/cgroup.cpu", [pid 588] rt_sigprocmask(SIG_SETMASK, [], [pid 587] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 585] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 588] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 586] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] <... futex resumed>) = 0 [pid 295] unlink("./29/cgroup.cpu" [pid 587] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 586] <... futex resumed>) = 0 [pid 585] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... unlink resumed>) = 0 [pid 587] <... bpf resumed>) = 3 [pid 586] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] umount2("./29/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 588] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 587] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 588] <... bpf resumed>) = 3 [pid 587] <... futex resumed>) = 1 [pid 585] <... futex resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./29/cgroup", [pid 588] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 588] <... futex resumed>) = 1 [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 586] <... futex resumed>) = 0 [pid 585] <... futex resumed>) = 0 [pid 295] unlink("./29/cgroup" [pid 588] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 587] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 586] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... unlink resumed>) = 0 [pid 588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 587] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 586] <... futex resumed>) = 0 [pid 295] getdents64(3, [pid 588] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 587] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 586] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 588] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 587] <... futex resumed>) = 1 [pid 585] <... futex resumed>) = 0 [pid 295] close(3 [pid 588] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... close resumed>) = 0 [pid 588] <... futex resumed>) = 1 [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 586] <... futex resumed>) = 0 [pid 585] <... futex resumed>) = 0 [pid 295] rmdir("./29" [pid 588] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 587] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 586] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... rmdir resumed>) = 0 [pid 588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 587] <... bpf resumed>, 56) = 0 [pid 586] <... futex resumed>) = 0 [pid 295] mkdir("./30", 0777 [pid 588] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 587] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 586] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 588] <... bpf resumed>, 56) = 0 [pid 587] <... futex resumed>) = 1 [pid 585] <... futex resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 588] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 588] <... futex resumed>) = 1 [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 586] <... futex resumed>) = 0 [pid 585] <... futex resumed>) = 0 [pid 588] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144./strace-static-x86_64: Process 589 attached [pid 586] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 587] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 589] set_robust_list(0x55559251a6a0, 24 [pid 588] <... futex resumed>) = 0 [pid 587] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 586] <... futex resumed>) = 1 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 62 [pid 589] <... set_robust_list resumed>) = 0 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 587] <... futex resumed>) = 1 [pid 586] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 585] <... futex resumed>) = 0 [pid 589] chdir("./30" [pid 588] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 587] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 585] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] <... chdir resumed>) = 0 [pid 588] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 585] <... futex resumed>) = 0 [pid 589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 588] <... futex resumed>) = 1 [pid 587] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 586] <... futex resumed>) = 0 [pid 585] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] <... prctl resumed>) = 0 [pid 588] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 586] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] setpgid(0, 0 [pid 586] <... futex resumed>) = 0 [pid 589] <... setpgid resumed>) = 0 [pid 586] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 589] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 587] <... bpf resumed>) = 4 [pid 589] <... symlink resumed>) = 0 [pid 588] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 587] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 589] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 588] <... bpf resumed>) = 4 [pid 587] <... futex resumed>) = 1 [pid 585] <... futex resumed>) = 0 [pid 589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 588] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 585] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] <... openat resumed>) = 3 [pid 588] <... futex resumed>) = 1 [pid 586] <... futex resumed>) = 0 [pid 585] <... futex resumed>) = 0 [pid 589] write(3, "1000", 4 [pid 588] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 586] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 585] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 580] <... close resumed>) = 0 [pid 578] <... close resumed>) = 0 [pid 589] <... write resumed>) = 4 [pid 588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 586] <... futex resumed>) = 0 [pid 580] close(6 [pid 578] close(6 [pid 589] close(3 [pid 588] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 586] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] <... close resumed>) = 0 [pid 580] close(7 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] symlink("/dev/binderfs", "./binderfs" [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] <... symlink resumed>) = 0 [pid 580] close(8 [pid 578] close(7 executing program [pid 589] write(1, "executing program\n", 18 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] <... write resumed>) = 18 [pid 580] close(9 [pid 589] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(8 [pid 589] <... futex resumed>) = 0 [pid 580] close(10 [pid 589] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] <... rt_sigaction resumed>NULL, 8) = 0 [pid 580] close(11 [pid 589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 580] close(12 [pid 578] close(9 [pid 589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] <... mmap resumed>) = 0x7f2342d01000 [pid 580] close(13 [pid 589] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(10 [pid 589] <... mprotect resumed>) = 0 [pid 580] close(14 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(11 [pid 589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 580] close(15 [pid 589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 590 attached [pid 580] close(16 [pid 578] close(12 [pid 590] set_robust_list(0x7f2342d219a0, 24 [pid 589] <... clone3 resumed> => {parent_tid=[63]}, 88) = 63 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... set_robust_list resumed>) = 0 [pid 589] rt_sigprocmask(SIG_SETMASK, [], [pid 580] close(17 [pid 578] close(13 [pid 590] rt_sigprocmask(SIG_SETMASK, [], [pid 589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 589] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] close(18 [pid 578] close(14 [pid 589] <... futex resumed>) = 0 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 589] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(15 [pid 590] <... bpf resumed>) = 3 [pid 580] close(19 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(16 [pid 590] <... futex resumed>) = 1 [pid 589] <... futex resumed>) = 0 [pid 580] close(20 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 589] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] <... futex resumed>) = 0 [pid 580] close(21 [pid 578] close(17 [pid 590] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 589] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 580] close(22 [pid 590] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... futex resumed>) = 1 [pid 589] <... futex resumed>) = 0 [pid 580] close(23 [pid 590] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 589] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(18 [pid 590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] <... futex resumed>) = 0 [pid 580] close(24 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 589] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... bpf resumed>, 56) = 0 [pid 580] close(25 [pid 578] close(19 [pid 590] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... futex resumed>) = 1 [pid 589] <... futex resumed>) = 0 [pid 580] close(26 [pid 578] close(20 [pid 590] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 589] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] <... futex resumed>) = 0 [pid 580] close(27 [pid 578] close(21 [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 589] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 580] close(28 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(22 [pid 590] <... futex resumed>) = 1 [pid 589] <... futex resumed>) = 0 [pid 580] close(29 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 589] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 578] close(23 [pid 590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] <... futex resumed>) = 0 [pid 580] exit_group(0 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 589] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 582] <... futex resumed>) = ? [pid 580] <... exit_group resumed>) = ? [pid 578] close(24) = -1 EBADF (Bad file descriptor) [pid 590] <... bpf resumed>) = 4 [pid 582] +++ exited with 0 +++ [pid 578] close(25) = -1 EBADF (Bad file descriptor) [pid 578] close(26) = -1 EBADF (Bad file descriptor) [pid 578] close(27) = -1 EBADF (Bad file descriptor) [pid 578] close(28 [pid 590] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 580] +++ exited with 0 +++ [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... futex resumed>) = 1 [pid 589] <... futex resumed>) = 0 [pid 578] close(29 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 590] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 589] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 578] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 590] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 589] <... futex resumed>) = 0 [pid 578] exit_group(0 [pid 590] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 589] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 579] <... futex resumed>) = ? [pid 578] <... exit_group resumed>) = ? [pid 297] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW [pid 579] +++ exited with 0 +++ [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 578] +++ exited with 0 +++ [pid 297] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./26/binderfs" [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... unlink resumed>) = 0 [pid 297] umount2("./26/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./26/cgroup.net") = 0 [pid 297] umount2("./26/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./26/cgroup.cpu") = 0 [pid 297] umount2("./26/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./26/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./26") = 0 [pid 297] mkdir("./27", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 591 attached , child_tidptr=0x55559251a690) = 56 [pid 591] set_robust_list(0x55559251a6a0, 24) = 0 [pid 591] chdir("./27") = 0 [pid 591] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 591] setpgid(0, 0) = 0 [pid 591] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 591] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 591] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 591] write(3, "1000", 4) = 4 [pid 591] close(3) = 0 [pid 591] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 591] write(1, "executing program\n", 18) = 18 [pid 591] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 591] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 591] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 591] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 591] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 591] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 592 attached => {parent_tid=[57]}, 88) = 57 [pid 592] set_robust_list(0x7f2342d219a0, 24 [pid 591] rt_sigprocmask(SIG_SETMASK, [], [pid 592] <... set_robust_list resumed>) = 0 [pid 591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 592] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 591] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 592] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 591] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] <... bpf resumed>) = 3 [pid 592] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 591] <... futex resumed>) = 0 [pid 592] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 591] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... futex resumed>) = 0 [pid 592] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 591] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 592] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 591] <... futex resumed>) = 0 [pid 592] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 591] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... futex resumed>) = 0 [pid 592] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 591] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] <... bpf resumed>, 56) = 0 [pid 592] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 591] <... futex resumed>) = 0 [pid 592] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 591] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... futex resumed>) = 0 [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 591] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 592] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 591] <... futex resumed>) = 0 [pid 592] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 591] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... futex resumed>) = 0 [pid 591] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 592] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 592] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... restart_syscall resumed>) = 0 [pid 592] <... futex resumed>) = 1 [pid 591] <... futex resumed>) = 0 [pid 591] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 591] <... futex resumed>) = 0 [pid 591] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", [pid 588] <... bpf resumed>) = 5 [pid 587] <... bpf resumed>) = 5 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 588] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 587] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] getdents64(3, [pid 592] <... bpf resumed>) = 5 [pid 590] <... bpf resumed>) = 5 [pid 588] <... futex resumed>) = 1 [pid 587] <... futex resumed>) = 1 [pid 586] <... futex resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 592] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 590] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 588] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 587] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 586] close(3 [pid 585] <... futex resumed>) = 0 [pid 296] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 592] <... futex resumed>) = 1 [pid 591] <... futex resumed>) = 0 [pid 590] <... futex resumed>) = 1 [pid 589] <... futex resumed>) = 0 [pid 586] <... close resumed>) = 0 [pid 585] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 592] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 591] close(3 [pid 590] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 589] close(3 [pid 586] close(4 [pid 585] <... close resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./26/binderfs", [pid 591] <... close resumed>) = 0 [pid 589] <... close resumed>) = 0 [pid 586] <... close resumed>) = 0 [pid 585] close(4 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 591] close(4 [pid 589] close(4 [pid 586] close(5 [pid 585] <... close resumed>) = 0 [pid 296] unlink("./26/binderfs" [pid 591] <... close resumed>) = 0 [pid 589] <... close resumed>) = 0 [pid 586] <... close resumed>) = 0 [pid 585] close(5 [pid 296] <... unlink resumed>) = 0 [pid 591] close(5 [pid 589] close(5 [pid 586] close(6 [pid 585] <... close resumed>) = 0 [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(6 [pid 296] umount2("./26/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 586] close(7 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(7 [pid 586] close(8 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(8 [pid 296] newfstatat(AT_FDCWD, "./26/cgroup.net", [pid 586] close(9 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(9 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 586] close(10 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./26/cgroup.net" [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(10 [pid 586] close(11 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... unlink resumed>) = 0 [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(11 [pid 586] close(12 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./26/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(12 [pid 586] close(13 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(13 [pid 586] close(14 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(14 [pid 296] newfstatat(AT_FDCWD, "./26/cgroup.cpu", [pid 586] close(15 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(15 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 586] close(16 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./26/cgroup.cpu" [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(16 [pid 586] close(17 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... unlink resumed>) = 0 [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(17 [pid 296] umount2("./26/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 586] close(18 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(18 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 586] close(19 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./26/cgroup", [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(19 [pid 586] close(20 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(20 [pid 586] close(21 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(21 [pid 296] unlink("./26/cgroup" [pid 586] close(22 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(22 [pid 296] <... unlink resumed>) = 0 [pid 586] close(23 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] getdents64(3, [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(23 [pid 586] close(24 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(24 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 586] close(25 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] close(3 [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(25 [pid 586] close(26 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... close resumed>) = 0 [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(26 [pid 296] rmdir("./26" [pid 586] close(27 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(27 [pid 296] <... rmdir resumed>) = 0 [pid 586] close(28 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] mkdir("./27", 0777 [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(28 [pid 586] close(29 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 586] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 585] close(29 [pid 296] <... mkdir resumed>) = 0 [pid 586] exit_group(0 [pid 585] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 588] <... futex resumed>) = ? [pid 586] <... exit_group resumed>) = ? [pid 585] exit_group(0) = ? ./strace-static-x86_64: Process 593 attached [pid 593] set_robust_list(0x55559251a6a0, 24) = 0 [pid 593] chdir("./27") = 0 [pid 593] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 593] setpgid(0, 0 [pid 588] +++ exited with 0 +++ [pid 586] +++ exited with 0 +++ [pid 587] <... futex resumed>) = ? [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 56 [pid 593] <... setpgid resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 593] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 593] <... symlink resumed>) = 0 [pid 593] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 593] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 587] +++ exited with 0 +++ [pid 585] +++ exited with 0 +++ [pid 593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 593] <... openat resumed>) = 3 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 593] write(3, "1000", 4) = 4 [pid 593] close(3executing program ) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 593] symlink("/dev/binderfs", "./binderfs") = 0 [pid 593] write(1, "executing program\n", 18) = 18 [pid 299] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 593] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 593] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 593] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] <... openat resumed>) = 3 [pid 593] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] newfstatat(3, "", [pid 593] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] getdents64(3, [pid 593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] <... restart_syscall resumed>) = 0 [pid 593] <... mmap resumed>) = 0x7f2342d01000 [pid 299] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 593] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 593] <... mprotect resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./28/binderfs", [pid 298] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 593] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 593] <... rt_sigprocmask resumed>[], 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 593] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 299] unlink("./28/binderfs" [pid 298] newfstatat(3, "", ./strace-static-x86_64: Process 594 attached [pid 299] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 594] set_robust_list(0x7f2342d219a0, 24 [pid 593] <... clone3 resumed> => {parent_tid=[57]}, 88) = 57 [pid 299] umount2("./28/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3, [pid 594] <... set_robust_list resumed>) = 0 [pid 593] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 594] rt_sigprocmask(SIG_SETMASK, [], [pid 593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 298] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 593] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 594] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 593] <... futex resumed>) = 0 [pid 299] unlink("./28/cgroup.net" [pid 298] newfstatat(AT_FDCWD, "./30/binderfs", [pid 594] <... bpf resumed>) = 3 [pid 593] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... unlink resumed>) = 0 [pid 594] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] umount2("./28/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 594] <... futex resumed>) = 0 [pid 593] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./30/binderfs" [pid 594] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 593] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 594] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 593] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 594] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] unlink("./28/cgroup.cpu" [pid 594] <... futex resumed>) = 0 [pid 593] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... unlink resumed>) = 0 [pid 298] umount2("./30/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 594] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 593] <... futex resumed>) = 0 [pid 299] umount2("./28/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 594] <... bpf resumed>, 56) = 0 [pid 593] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./28/cgroup", [pid 594] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(AT_FDCWD, "./30/cgroup.net", [pid 594] <... futex resumed>) = 1 [pid 593] <... futex resumed>) = 0 [pid 299] unlink("./28/cgroup" [pid 594] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... futex resumed>) = 0 [pid 299] getdents64(3, [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 593] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] unlink("./30/cgroup.net" [pid 594] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] close(3) = 0 [pid 298] <... unlink resumed>) = 0 [pid 594] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rmdir("./28" [pid 298] umount2("./30/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 594] <... futex resumed>) = 1 [pid 593] <... futex resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 594] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] mkdir("./29", 0777 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./30/cgroup.cpu", [pid 299] <... mkdir resumed>) = 0 [pid 594] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 593] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 594] <... bpf resumed>) = 4 [pid 298] unlink("./30/cgroup.cpu"./strace-static-x86_64: Process 595 attached [pid 594] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 60 [pid 595] set_robust_list(0x55559251a6a0, 24 [pid 594] <... futex resumed>) = 1 [pid 593] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 595] <... set_robust_list resumed>) = 0 [pid 594] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./30/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 595] chdir("./29" [pid 594] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... futex resumed>) = 0 [pid 595] <... chdir resumed>) = 0 [pid 594] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 593] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 595] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] newfstatat(AT_FDCWD, "./30/cgroup", [pid 595] <... prctl resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 595] setpgid(0, 0 [pid 298] unlink("./30/cgroup" [pid 595] <... setpgid resumed>) = 0 [pid 595] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 298] <... unlink resumed>) = 0 [pid 298] getdents64(3, [pid 595] <... symlink resumed>) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 595] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 298] close(3 [pid 595] <... symlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 595] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 298] rmdir("./30" [pid 595] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] mkdir("./31", 0777 [pid 595] <... openat resumed>) = 3 [pid 595] write(3, "1000", 4 [pid 298] <... mkdir resumed>) = 0 [pid 595] <... write resumed>) = 4 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 595] close(3) = 0 [pid 595] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 595] write(1, "executing program\n", 18./strace-static-x86_64: Process 596 attached ) = 18 [pid 596] set_robust_list(0x55559251a6a0, 24 [pid 595] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 64 [pid 596] <... set_robust_list resumed>) = 0 [pid 595] <... futex resumed>) = 0 [pid 596] chdir("./31" [pid 595] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 596] <... chdir resumed>) = 0 [pid 595] <... rt_sigaction resumed>NULL, 8) = 0 [pid 596] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 595] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 596] <... prctl resumed>) = 0 [pid 595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 596] setpgid(0, 0 [pid 595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 596] <... setpgid resumed>) = 0 [pid 595] <... mmap resumed>) = 0x7f2342d01000 [pid 596] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 595] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 596] <... symlink resumed>) = 0 [pid 596] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 595] <... mprotect resumed>) = 0 [pid 596] <... symlink resumed>) = 0 [pid 596] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 595] rt_sigprocmask(SIG_BLOCK, ~[], [pid 591] <... close resumed>) = 0 [pid 596] <... symlink resumed>) = 0 [pid 595] <... rt_sigprocmask resumed>[], 8) = 0 [pid 591] close(6 [pid 589] <... close resumed>) = 0 [pid 596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(6./strace-static-x86_64: Process 597 attached [pid 596] <... openat resumed>) = 3 [pid 591] close(7 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 596] write(3, "1000", 4 [pid 595] <... clone3 resumed> => {parent_tid=[61]}, 88) = 61 [pid 597] set_robust_list(0x7f2342d219a0, 24 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(7 [pid 597] <... set_robust_list resumed>) = 0 [pid 596] <... write resumed>) = 4 [pid 595] rt_sigprocmask(SIG_SETMASK, [], [pid 591] close(8 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] rt_sigprocmask(SIG_SETMASK, [], [pid 596] close(3 [pid 595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(8 [pid 597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 596] <... close resumed>) = 0 [pid 595] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] close(9 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 596] symlink("/dev/binderfs", "./binderfs" [pid 595] <... futex resumed>) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(9 [pid 597] <... bpf resumed>) = 3 [pid 596] <... symlink resumed>) = 0 [pid 595] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] close(10 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] write(1, "executing program\n", 18executing program [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(10 [pid 597] <... futex resumed>) = 0 [pid 596] <... write resumed>) = 18 [pid 595] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] close(11 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 596] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... futex resumed>) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(11 [pid 597] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 596] <... futex resumed>) = 0 [pid 595] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] close(12 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(12 [pid 597] <... futex resumed>) = 0 [pid 596] <... rt_sigaction resumed>NULL, 8) = 0 [pid 595] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] close(13 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 596] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 595] <... futex resumed>) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(13 [pid 597] <... bpf resumed>, 56) = 0 [pid 596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 595] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] close(14 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(14 [pid 597] <... futex resumed>) = 1 [pid 596] <... mmap resumed>) = 0x7f2342d01000 [pid 595] <... futex resumed>) = 0 [pid 591] close(15 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 595] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(15 [pid 597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] <... mprotect resumed>) = 0 [pid 595] <... futex resumed>) = 0 [pid 591] close(16 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 596] rt_sigprocmask(SIG_BLOCK, ~[], [pid 595] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(16 [pid 596] <... rt_sigprocmask resumed>[], 8) = 0 [pid 591] close(17 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 596] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 597] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 589] close(17./strace-static-x86_64: Process 598 attached [pid 597] <... futex resumed>) = 1 [pid 595] <... futex resumed>) = 0 [pid 591] close(18 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] set_robust_list(0x7f2342d219a0, 24 [pid 597] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] <... clone3 resumed> => {parent_tid=[65]}, 88) = 65 [pid 595] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(18 [pid 598] <... set_robust_list resumed>) = 0 [pid 597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] rt_sigprocmask(SIG_SETMASK, [], [pid 595] <... futex resumed>) = 0 [pid 591] close(19 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] rt_sigprocmask(SIG_SETMASK, [], [pid 597] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 595] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(19 [pid 598] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 596] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] close(20 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 596] <... futex resumed>) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(20 [pid 598] <... bpf resumed>) = 3 [pid 597] <... bpf resumed>) = 4 [pid 596] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] close(21 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(21 [pid 598] <... futex resumed>) = 0 [pid 597] <... futex resumed>) = 1 [pid 596] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 595] <... futex resumed>) = 0 [pid 591] close(22 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 597] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] <... futex resumed>) = 0 [pid 595] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(22 [pid 598] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 597] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 595] <... futex resumed>) = 0 [pid 591] close(23 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 595] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(23 [pid 598] <... futex resumed>) = 0 [pid 596] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] close(24 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 596] <... futex resumed>) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(24 [pid 598] <... bpf resumed>, 56) = 0 [pid 596] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] close(25 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(25 [pid 598] <... futex resumed>) = 0 [pid 596] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] close(26 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 596] <... futex resumed>) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(26 [pid 598] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 596] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] close(27 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(27 [pid 598] <... futex resumed>) = 0 [pid 596] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 591] close(28 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 598] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 596] <... futex resumed>) = 0 [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(28 [pid 598] <... bpf resumed>) = 4 [pid 598] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 598] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 591] close(29 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 596] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 591] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 589] close(29 [pid 596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 591] exit_group(0 [pid 589] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 596] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 592] <... futex resumed>) = ? [pid 591] <... exit_group resumed>) = ? [pid 589] exit_group(0 [pid 598] <... futex resumed>) = 0 [pid 596] <... futex resumed>) = 1 [pid 592] +++ exited with 0 +++ [pid 591] +++ exited with 0 +++ [pid 590] <... futex resumed>) = ? [pid 589] <... exit_group resumed>) = ? [pid 598] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 596] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 590] +++ exited with 0 +++ [pid 589] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./27/binderfs") = 0 [pid 297] umount2("./27/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./27/cgroup.net") = 0 [pid 297] umount2("./27/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./27/cgroup.cpu") = 0 [pid 297] umount2("./27/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./27/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./27") = 0 [pid 297] mkdir("./28", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 599 attached , child_tidptr=0x55559251a690) = 58 [pid 599] set_robust_list(0x55559251a6a0, 24) = 0 [pid 599] chdir("./28") = 0 [pid 599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 599] setpgid(0, 0) = 0 [pid 599] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 599] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 599] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 599] write(3, "1000", 4) = 4 [pid 599] close(3) = 0 [pid 599] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 599] write(1, "executing program\n", 18) = 18 [pid 599] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 599] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 599] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 599] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 599] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 599] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 598] <... bpf resumed>) = 5 [pid 597] <... bpf resumed>) = 5 [pid 594] <... bpf resumed>) = 5 [pid 599] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 598] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 597] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 594] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 600 attached [pid 598] <... futex resumed>) = 1 [pid 597] <... futex resumed>) = 1 [pid 596] <... futex resumed>) = 0 [pid 595] <... futex resumed>) = 0 [pid 594] <... futex resumed>) = 1 [pid 593] <... futex resumed>) = 0 [pid 600] set_robust_list(0x7f2342d219a0, 24 [pid 599] <... clone3 resumed> => {parent_tid=[59]}, 88) = 59 [pid 598] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 597] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 596] close(3 [pid 595] close(3 [pid 594] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 593] close(3 [pid 600] <... set_robust_list resumed>) = 0 [pid 599] rt_sigprocmask(SIG_SETMASK, [], [pid 596] <... close resumed>) = 0 [pid 595] <... close resumed>) = 0 [pid 593] <... close resumed>) = 0 [pid 600] rt_sigprocmask(SIG_SETMASK, [], [pid 599] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 596] close(4 [pid 595] close(4 [pid 593] close(4 [pid 600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 599] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... close resumed>) = 0 [pid 595] <... close resumed>) = 0 [pid 593] <... close resumed>) = 0 [pid 600] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 599] <... futex resumed>) = 0 [pid 596] close(5 [pid 595] close(5 [pid 593] close(5 [pid 600] <... bpf resumed>) = 3 [pid 599] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] <... close resumed>) = 0 [pid 595] <... close resumed>) = 0 [pid 600] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 593] <... close resumed>) = 0 [pid 596] close(6 [pid 600] <... futex resumed>) = 0 [pid 599] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(6 [pid 593] close(6 [pid 600] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 599] <... futex resumed>) = 0 [pid 596] close(7 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 600] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 599] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(7 [pid 600] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] close(8 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(7 [pid 600] <... futex resumed>) = 0 [pid 599] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(8 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 600] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 599] <... futex resumed>) = 0 [pid 596] close(9 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(8 [pid 295] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 600] <... bpf resumed>, 56) = 0 [pid 599] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(9 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 600] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] close(10 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(9 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 600] <... futex resumed>) = 0 [pid 599] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(10 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 599] <... futex resumed>) = 0 [pid 596] close(11 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(10 [pid 295] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 600] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 599] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(11 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 600] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 596] close(12 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(11 [pid 295] <... openat resumed>) = 3 [pid 600] <... futex resumed>) = 0 [pid 599] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(12 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(3, "", [pid 600] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 599] <... futex resumed>) = 0 [pid 596] close(13 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(12 [pid 599] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(13 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 596] close(14 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(13 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(14 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 600] <... bpf resumed>) = 4 [pid 596] close(15 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(14 [pid 295] getdents64(3, [pid 600] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(15 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 600] <... futex resumed>) = 1 [pid 599] <... futex resumed>) = 0 [pid 596] close(16 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(15 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 600] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(16 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 600] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 599] <... futex resumed>) = 0 [pid 596] close(17 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(16 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 600] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 599] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(17 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./30/binderfs", [pid 596] close(18 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(17 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(18 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 596] close(19 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(18 [pid 295] unlink("./30/binderfs" [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(19 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 596] close(20 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(19 [pid 295] <... unlink resumed>) = 0 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(20 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./30/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 596] close(21 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(20 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(21 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 596] close(22 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(21 [pid 295] newfstatat(AT_FDCWD, "./30/cgroup.net", [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(22 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 596] close(23 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(22 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(23 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./30/cgroup.net" [pid 596] close(24 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(23 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(24 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... unlink resumed>) = 0 [pid 596] close(25 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(24 [pid 295] umount2("./30/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(25 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 596] close(26 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(25 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(26 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./30/cgroup.cpu", [pid 596] close(27 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(26 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(27 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 596] close(28 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(27 [pid 295] unlink("./30/cgroup.cpu" [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(28 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 596] close(29 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(28 [pid 295] <... unlink resumed>) = 0 [pid 596] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 595] close(29 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./30/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 596] exit_group(0 [pid 595] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 593] close(29 [pid 598] <... futex resumed>) = ? [pid 596] <... exit_group resumed>) = ? [pid 595] exit_group(0 [pid 593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 598] +++ exited with 0 +++ [pid 597] <... futex resumed>) = ? [pid 596] +++ exited with 0 +++ [pid 595] <... exit_group resumed>) = ? [pid 593] exit_group(0 [pid 295] newfstatat(AT_FDCWD, "./30/cgroup", [pid 597] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 595] +++ exited with 0 +++ [pid 594] <... futex resumed>) = ? [pid 593] <... exit_group resumed>) = ? [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] unlink("./30/cgroup" [pid 594] +++ exited with 0 +++ [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 593] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] getdents64(3, [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... close resumed>) = 0 [pid 298] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] rmdir("./30" [pid 298] <... openat resumed>) = 3 [pid 295] <... rmdir resumed>) = 0 [pid 298] newfstatat(3, "", [pid 295] mkdir("./31", 0777 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... mkdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./31/binderfs") = 0 [pid 298] umount2("./31/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./31/cgroup.net") = 0 [pid 298] umount2("./31/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./31/cgroup.cpu", ./strace-static-x86_64: Process 601 attached {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 601] set_robust_list(0x55559251a6a0, 24 [pid 298] unlink("./31/cgroup.cpu" [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 64 [pid 601] <... set_robust_list resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 601] chdir("./31" [pid 298] umount2("./31/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 601] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] newfstatat(AT_FDCWD, "./31/cgroup", [pid 601] <... prctl resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 601] setpgid(0, 0 [pid 298] unlink("./31/cgroup" [pid 601] <... setpgid resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 601] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 601] <... symlink resumed>) = 0 [pid 601] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 298] close(3 [pid 601] <... symlink resumed>) = 0 [pid 601] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 298] <... close resumed>) = 0 [pid 601] <... symlink resumed>) = 0 [pid 601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] rmdir("./31" [pid 601] <... openat resumed>) = 3 [pid 601] write(3, "1000", 4) = 4 [pid 601] close(3) = 0 [pid 601] symlink("/dev/binderfs", "./binderfs" [pid 298] <... rmdir resumed>) = 0 [pid 601] <... symlink resumed>) = 0 executing program [pid 601] write(1, "executing program\n", 18 [pid 298] mkdir("./32", 0777 [pid 601] <... write resumed>) = 18 [pid 601] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 601] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 601] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 601] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 603 attached ./strace-static-x86_64: Process 602 attached => {parent_tid=[65]}, 88) = 65 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 66 [pid 603] set_robust_list(0x7f2342d219a0, 24 [pid 602] set_robust_list(0x55559251a6a0, 24 [pid 601] rt_sigprocmask(SIG_SETMASK, [], [pid 603] <... set_robust_list resumed>) = 0 [pid 602] <... set_robust_list resumed>) = 0 [pid 601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 603] rt_sigprocmask(SIG_SETMASK, [], [pid 601] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 602] chdir("./32" [pid 601] <... futex resumed>) = 0 [pid 601] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 603] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 602] <... chdir resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 603] <... bpf resumed>) = 3 [pid 603] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 603] <... futex resumed>) = 1 [pid 602] <... prctl resumed>) = 0 [pid 601] <... futex resumed>) = 0 [pid 299] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 603] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 602] setpgid(0, 0 [pid 601] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] <... setpgid resumed>) = 0 [pid 601] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 603] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 602] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 601] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", [pid 603] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 603] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] <... symlink resumed>) = 0 [pid 299] getdents64(3, [pid 603] <... futex resumed>) = 1 [pid 602] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 601] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 603] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 601] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] <... symlink resumed>) = 0 [pid 601] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 603] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 602] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 601] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 600] <... bpf resumed>) = 5 [pid 299] newfstatat(AT_FDCWD, "./29/binderfs", [pid 603] <... bpf resumed>, 56) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 603] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] <... symlink resumed>) = 0 [pid 600] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./29/binderfs" [pid 603] <... futex resumed>) = 1 [pid 602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 601] <... futex resumed>) = 0 [pid 600] <... futex resumed>) = 1 [pid 599] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 603] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 601] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] close(3 [pid 299] umount2("./29/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] <... openat resumed>) = 3 [pid 601] <... futex resumed>) = 0 [pid 600] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 603] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 602] write(3, "1000", 4 [pid 601] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] close(4 [pid 299] newfstatat(AT_FDCWD, "./29/cgroup.net", [pid 603] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 602] <... write resumed>) = 4 [pid 599] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 603] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] close(3 [pid 599] close(5 [pid 299] unlink("./29/cgroup.net" [pid 603] <... futex resumed>) = 1 [pid 602] <... close resumed>) = 0 [pid 601] <... futex resumed>) = 0 [pid 599] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 603] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 602] symlink("/dev/binderfs", "./binderfs" [pid 601] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] close(6 [pid 299] umount2("./29/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 602] <... symlink resumed>) = 0 [pid 601] <... futex resumed>) = 0 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 603] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 602] write(1, "executing program\n", 18 [pid 601] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] close(7 [pid 299] newfstatat(AT_FDCWD, "./29/cgroup.cpu", [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 599] close(8 [pid 299] unlink("./29/cgroup.cpu" [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 executing program [pid 603] <... bpf resumed>) = 4 [pid 602] <... write resumed>) = 18 [pid 599] close(9 [pid 299] umount2("./29/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 603] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 603] <... futex resumed>) = 1 [pid 602] <... futex resumed>) = 0 [pid 601] <... futex resumed>) = 0 [pid 599] close(10 [pid 299] newfstatat(AT_FDCWD, "./29/cgroup", [pid 601] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 603] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 602] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 601] <... futex resumed>) = 0 [pid 599] close(11 [pid 299] unlink("./29/cgroup" [pid 602] <... rt_sigaction resumed>NULL, 8) = 0 [pid 601] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 602] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 599] close(12 [pid 299] getdents64(3, [pid 296] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW [pid 602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 602] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 599] close(13 [pid 299] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... close resumed>) = 0 [pid 602] <... mmap resumed>) = 0x7f2342d01000 [pid 599] close(14 [pid 299] rmdir("./29" [pid 296] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 602] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... rmdir resumed>) = 0 [pid 602] <... mprotect resumed>) = 0 [pid 599] close(15 [pid 299] mkdir("./30", 0777 [pid 296] <... openat resumed>) = 3 [pid 602] rt_sigprocmask(SIG_BLOCK, ~[], [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... mkdir resumed>) = 0 [pid 602] <... rt_sigprocmask resumed>[], 8) = 0 [pid 599] close(16 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] newfstatat(3, "", ./strace-static-x86_64: Process 604 attached [pid 602] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 605 attached [pid 604] set_robust_list(0x55559251a6a0, 24 [pid 599] close(17 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 62 [pid 296] getdents64(3, [pid 605] set_robust_list(0x7f2342d219a0, 24 [pid 604] <... set_robust_list resumed>) = 0 [pid 602] <... clone3 resumed> => {parent_tid=[67]}, 88) = 67 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 605] <... set_robust_list resumed>) = 0 [pid 599] close(18 [pid 605] rt_sigprocmask(SIG_SETMASK, [], [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] chdir("./30" [pid 605] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 602] rt_sigprocmask(SIG_SETMASK, [], [pid 599] close(19 [pid 296] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 605] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] <... chdir resumed>) = 0 [pid 602] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 602] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] close(20 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 605] <... futex resumed>) = 0 [pid 604] <... prctl resumed>) = 0 [pid 602] <... futex resumed>) = 1 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./27/binderfs", [pid 605] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 599] close(21 [pid 605] <... bpf resumed>) = 3 [pid 604] setpgid(0, 0 [pid 602] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 605] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] <... setpgid resumed>) = 0 [pid 599] close(22 [pid 605] <... futex resumed>) = 0 [pid 602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./27/binderfs" [pid 605] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 602] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] close(23 [pid 605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... unlink resumed>) = 0 [pid 605] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 604] <... symlink resumed>) = 0 [pid 602] <... futex resumed>) = 0 [pid 599] close(24 [pid 296] umount2("./27/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 605] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 604] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 602] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 605] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] close(25 [pid 604] <... symlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 605] <... futex resumed>) = 0 [pid 602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 605] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 599] close(26 [pid 604] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./27/cgroup.net", [pid 602] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 599] close(27 [pid 604] <... symlink resumed>) = 0 [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 605] <... futex resumed>) = 0 [pid 604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 602] <... futex resumed>) = 1 [pid 599] close(28 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 605] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 605] <... bpf resumed>, 56) = 0 [pid 604] <... openat resumed>) = 3 [pid 602] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] close(29 [pid 296] unlink("./27/cgroup.net" [pid 605] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] write(3, "1000", 4 [pid 602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 599] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 605] <... futex resumed>) = 0 [pid 599] exit_group(0 [pid 296] <... unlink resumed>) = 0 [pid 605] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] <... write resumed>) = 4 [pid 602] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 600] <... futex resumed>) = ? [pid 599] <... exit_group resumed>) = ? [pid 605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] close(3 [pid 602] <... futex resumed>) = 0 [pid 600] +++ exited with 0 +++ [pid 296] umount2("./27/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 604] <... close resumed>) = 0 [pid 602] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 599] +++ exited with 0 +++ [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 605] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 604] symlink("/dev/binderfs", "./binderfs" [pid 296] newfstatat(AT_FDCWD, "./27/cgroup.cpu", [pid 605] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] <... symlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 605] <... futex resumed>) = 1 [pid 604] write(1, "executing program\n", 18executing program [pid 602] <... futex resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] unlink("./27/cgroup.cpu" [pid 605] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] <... write resumed>) = 18 [pid 602] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW [pid 605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 605] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 604] <... futex resumed>) = 0 [pid 602] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] umount2("./27/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 605] <... bpf resumed>) = 4 [pid 604] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 605] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] <... rt_sigaction resumed>NULL, 8) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] newfstatat(AT_FDCWD, "./27/cgroup", [pid 605] <... futex resumed>) = 1 [pid 604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 602] <... futex resumed>) = 0 [pid 297] newfstatat(3, "", [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 605] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 602] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] unlink("./27/cgroup" [pid 605] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 602] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 605] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 602] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 604] <... mmap resumed>) = 0x7f2342d01000 [pid 297] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... unlink resumed>) = 0 [pid 604] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] getdents64(3, [pid 297] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./28/binderfs" [pid 604] <... mprotect resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] umount2("./28/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 604] rt_sigprocmask(SIG_BLOCK, ~[], [pid 297] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 296] close(3 [pid 604] <... rt_sigprocmask resumed>[], 8) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 297] unlink("./28/cgroup.net" [pid 296] <... close resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 297] umount2("./28/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 606 attached ) = -1 EINVAL (Invalid argument) [pid 296] rmdir("./27" [pid 606] set_robust_list(0x7f2342d219a0, 24 [pid 604] <... clone3 resumed> => {parent_tid=[63]}, 88) = 63 [pid 297] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 606] <... set_robust_list resumed>) = 0 [pid 604] rt_sigprocmask(SIG_SETMASK, [], [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 606] rt_sigprocmask(SIG_SETMASK, [], [pid 604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] unlink("./28/cgroup.cpu" [pid 296] mkdir("./28", 0777 [pid 606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 604] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 606] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 604] <... futex resumed>) = 0 [pid 297] umount2("./28/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... mkdir resumed>) = 0 [pid 606] <... bpf resumed>) = 3 [pid 604] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 606] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] newfstatat(AT_FDCWD, "./28/cgroup", [pid 606] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 606] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] unlink("./28/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./28") = 0 ./strace-static-x86_64: Process 607 attached [pid 604] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] mkdir("./29", 0777 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 58 [pid 607] set_robust_list(0x55559251a6a0, 24 [pid 606] <... futex resumed>) = 0 [pid 604] <... futex resumed>) = 1 [pid 297] <... mkdir resumed>) = 0 [pid 607] <... set_robust_list resumed>) = 0 [pid 606] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 604] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 607] chdir("./28" [pid 606] <... bpf resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 608 attached [pid 607] <... chdir resumed>) = 0 [pid 606] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] set_robust_list(0x55559251a6a0, 24 [pid 607] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 606] <... futex resumed>) = 1 [pid 604] <... futex resumed>) = 0 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 60 [pid 608] <... set_robust_list resumed>) = 0 [pid 607] <... prctl resumed>) = 0 [pid 606] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] chdir("./29" [pid 607] setpgid(0, 0 [pid 606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... futex resumed>) = 0 [pid 607] <... setpgid resumed>) = 0 [pid 606] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 604] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 608] <... chdir resumed>) = 0 [pid 607] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 606] <... bpf resumed>, 56) = 0 [pid 608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 606] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... prctl resumed>) = 0 [pid 607] <... symlink resumed>) = 0 [pid 606] <... futex resumed>) = 1 [pid 604] <... futex resumed>) = 0 [pid 606] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] setpgid(0, 0 [pid 607] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... futex resumed>) = 0 [pid 608] <... setpgid resumed>) = 0 [pid 607] <... symlink resumed>) = 0 [pid 606] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 604] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 608] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 607] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 606] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 606] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 604] <... futex resumed>) = 0 [pid 606] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... symlink resumed>) = 0 [pid 606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... futex resumed>) = 0 [pid 608] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 607] <... symlink resumed>) = 0 [pid 606] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 604] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 608] <... symlink resumed>) = 0 [pid 607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 608] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 606] <... bpf resumed>) = 4 [pid 606] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 604] <... futex resumed>) = 0 [pid 606] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... futex resumed>) = 0 [pid 607] <... openat resumed>) = 3 [pid 606] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 604] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 608] <... symlink resumed>) = 0 [pid 607] write(3, "1000", 4 [pid 608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 607] <... write resumed>) = 4 [pid 608] <... openat resumed>) = 3 [pid 607] close(3 [pid 608] write(3, "1000", 4 [pid 607] <... close resumed>) = 0 [pid 608] <... write resumed>) = 4 [pid 608] close(3 [pid 607] symlink("/dev/binderfs", "./binderfs" [pid 608] <... close resumed>) = 0 [pid 608] symlink("/dev/binderfs", "./binderfs" [pid 607] <... symlink resumed>) = 0 [pid 608] <... symlink resumed>) = 0 [pid 607] write(1, "executing program\n", 18 executing program executing program [pid 608] write(1, "executing program\n", 18 [pid 607] <... write resumed>) = 18 [pid 608] <... write resumed>) = 18 [pid 607] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 603] <... bpf resumed>) = 5 [pid 608] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 606] <... bpf resumed>) = 5 [pid 605] <... bpf resumed>) = 5 [pid 603] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... futex resumed>) = 0 [pid 607] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 606] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 605] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 603] <... futex resumed>) = 1 [pid 601] <... futex resumed>) = 0 [pid 608] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 607] <... rt_sigaction resumed>NULL, 8) = 0 [pid 606] <... futex resumed>) = 1 [pid 605] <... futex resumed>) = 1 [pid 604] <... futex resumed>) = 0 [pid 603] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 602] <... futex resumed>) = 0 [pid 601] close(3 [pid 608] <... rt_sigaction resumed>NULL, 8) = 0 [pid 607] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 606] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 605] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 604] close(3 [pid 602] close(3 [pid 608] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 604] <... close resumed>) = 0 [pid 601] <... close resumed>) = 0 [pid 608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 607] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 604] close(4 [pid 602] <... close resumed>) = 0 [pid 601] close(4 [pid 608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 607] <... mmap resumed>) = 0x7f2342d01000 [pid 604] <... close resumed>) = 0 [pid 602] close(4 [pid 608] <... mmap resumed>) = 0x7f2342d01000 [pid 607] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 604] close(5 [pid 601] <... close resumed>) = 0 [pid 608] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 607] <... mprotect resumed>) = 0 [pid 602] <... close resumed>) = 0 [pid 608] <... mprotect resumed>) = 0 [pid 607] rt_sigprocmask(SIG_BLOCK, ~[], [pid 604] <... close resumed>) = 0 [pid 602] close(5 [pid 601] close(5 [pid 608] rt_sigprocmask(SIG_BLOCK, ~[], [pid 607] <... rt_sigprocmask resumed>[], 8) = 0 [pid 604] close(6 [pid 608] <... rt_sigprocmask resumed>[], 8) = 0 [pid 607] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 602] <... close resumed>) = 0 [pid 601] <... close resumed>) = 0 ./strace-static-x86_64: Process 609 attached [pid 608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] close(6 [pid 601] close(6./strace-static-x86_64: Process 610 attached [pid 609] set_robust_list(0x7f2342d219a0, 24 [pid 607] <... clone3 resumed> => {parent_tid=[59]}, 88) = 59 [pid 604] close(7 [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] set_robust_list(0x7f2342d219a0, 24 [pid 609] <... set_robust_list resumed>) = 0 [pid 608] <... clone3 resumed> => {parent_tid=[61]}, 88) = 61 [pid 607] rt_sigprocmask(SIG_SETMASK, [], [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] close(7 [pid 601] close(7 [pid 610] <... set_robust_list resumed>) = 0 [pid 609] rt_sigprocmask(SIG_SETMASK, [], [pid 608] rt_sigprocmask(SIG_SETMASK, [], [pid 607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 604] close(8 [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] rt_sigprocmask(SIG_SETMASK, [], [pid 609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 607] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] close(8 [pid 610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 609] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 608] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 604] close(9 [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(8 [pid 610] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 609] <... bpf resumed>) = 3 [pid 608] <... futex resumed>) = 0 [pid 607] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] close(9 [pid 610] <... bpf resumed>) = 3 [pid 609] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] close(10 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 609] <... futex resumed>) = 1 [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 607] <... futex resumed>) = 0 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(9 [pid 610] <... futex resumed>) = 0 [pid 609] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 608] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] close(11 [pid 602] close(10 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 608] <... futex resumed>) = 0 [pid 607] <... futex resumed>) = 0 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(10 [pid 610] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 609] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 608] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 607] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] close(12 [pid 602] close(11 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 609] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(11 [pid 610] <... futex resumed>) = 0 [pid 609] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] close(13 [pid 602] close(12 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 609] <... futex resumed>) = 1 [pid 608] <... futex resumed>) = 0 [pid 607] <... futex resumed>) = 0 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(12 [pid 610] <... bpf resumed>, 56) = 0 [pid 609] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 608] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 607] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] close(14 [pid 602] close(13 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 609] <... bpf resumed>, 56) = 0 [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 607] <... futex resumed>) = 0 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(13 [pid 610] <... futex resumed>) = 0 [pid 609] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] close(15 [pid 602] close(14 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 609] <... futex resumed>) = 0 [pid 608] <... futex resumed>) = 0 [pid 607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(14 [pid 610] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 609] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 608] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 607] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] close(16 [pid 602] close(15 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 609] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 607] <... futex resumed>) = 0 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(15 [pid 610] <... futex resumed>) = 0 [pid 609] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] close(17 [pid 602] close(16 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 609] <... futex resumed>) = 0 [pid 608] <... futex resumed>) = 0 [pid 607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(16 [pid 608] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] close(18 [pid 602] close(17 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(17 [pid 604] close(19 [pid 602] close(18 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(18 [pid 604] close(20 [pid 602] close(19 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(19 [pid 604] close(21 [pid 602] close(20 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(20 [pid 604] close(22 [pid 602] close(21 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(21 [pid 604] close(23 [pid 602] close(22 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] <... bpf resumed>) = 4 [pid 609] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 607] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(22 [pid 610] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 604] close(24 [pid 602] close(23 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(23 [pid 604] close(25 [pid 609] <... bpf resumed>) = 4 [pid 602] close(24 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] <... futex resumed>) = 1 [pid 609] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] <... futex resumed>) = 0 [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(24 [pid 610] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 609] <... futex resumed>) = 1 [pid 608] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 607] <... futex resumed>) = 0 [pid 604] close(26 [pid 602] close(25 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 609] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 601] close(25 [pid 610] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 608] <... futex resumed>) = 0 [pid 607] <... futex resumed>) = 0 [pid 604] close(27 [pid 602] close(26 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 609] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 608] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 607] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(26 [pid 604] close(28 [pid 602] close(27 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(27 [pid 604] close(29 [pid 602] close(28 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 604] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(28 [pid 604] exit_group(0 [pid 602] close(29 [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 606] <... futex resumed>) = ? [pid 604] <... exit_group resumed>) = ? [pid 602] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] close(29 [pid 606] +++ exited with 0 +++ [pid 602] exit_group(0) = ? [pid 605] <... futex resumed>) = ? [pid 604] +++ exited with 0 +++ [pid 601] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 601] exit_group(0 [pid 603] <... futex resumed>) = ? [pid 601] <... exit_group resumed>) = ? [pid 605] +++ exited with 0 +++ [pid 603] +++ exited with 0 +++ [pid 602] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 601] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... restart_syscall resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./30/binderfs") = 0 [pid 295] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] umount2("./30/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./30/cgroup.net" [pid 295] <... openat resumed>) = 3 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./30/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(3, "", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./30/cgroup.cpu", [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./30/cgroup.cpu" [pid 295] getdents64(3, [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./30/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 610] <... bpf resumed>) = 5 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 609] <... bpf resumed>) = 5 [pid 299] newfstatat(AT_FDCWD, "./30/cgroup", [pid 610] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 609] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 610] <... futex resumed>) = 1 [pid 609] <... futex resumed>) = 1 [pid 608] <... futex resumed>) = 0 [pid 607] <... futex resumed>) = 0 [pid 299] unlink("./30/cgroup" [pid 610] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 609] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 608] close(3 [pid 607] close(3 [pid 299] <... unlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 608] <... close resumed>) = 0 [pid 607] <... close resumed>) = 0 [pid 299] getdents64(3, [pid 295] newfstatat(AT_FDCWD, "./31/binderfs", [pid 608] close(4 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3 [pid 607] close(4 [pid 299] <... close resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 608] <... close resumed>) = 0 [pid 607] <... close resumed>) = 0 [pid 299] rmdir("./30" [pid 295] unlink("./31/binderfs" [pid 608] close(5 [pid 607] close(5 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./31", 0777 [pid 295] <... unlink resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] umount2("./31/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 611 attached [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 64 [pid 295] newfstatat(AT_FDCWD, "./31/cgroup.net", [pid 611] set_robust_list(0x55559251a6a0, 24) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 611] chdir("./31" [pid 298] <... restart_syscall resumed>) = 0 [pid 611] <... chdir resumed>) = 0 [pid 295] unlink("./31/cgroup.net" [pid 611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 611] setpgid(0, 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 611] <... setpgid resumed>) = 0 [pid 298] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] umount2("./31/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 611] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 298] <... openat resumed>) = 3 [pid 611] <... symlink resumed>) = 0 [pid 298] newfstatat(3, "", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 611] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 611] <... symlink resumed>) = 0 [pid 298] getdents64(3, [pid 295] newfstatat(AT_FDCWD, "./31/cgroup.cpu", [pid 611] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 611] <... symlink resumed>) = 0 [pid 298] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./31/cgroup.cpu" [pid 611] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./32/binderfs", [pid 611] write(3, "1000", 4 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 611] <... write resumed>) = 4 [pid 298] unlink("./32/binderfs" [pid 295] umount2("./31/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 611] close(3 [pid 298] <... unlink resumed>) = 0 [pid 611] <... close resumed>) = 0 [pid 298] umount2("./32/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 611] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 611] <... symlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./32/cgroup.net", executing program [pid 295] newfstatat(AT_FDCWD, "./31/cgroup", [pid 611] write(1, "executing program\n", 18 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 611] <... write resumed>) = 18 [pid 298] unlink("./32/cgroup.net" [pid 611] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 611] <... futex resumed>) = 0 [pid 298] umount2("./32/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] unlink("./31/cgroup" [pid 611] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 611] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] newfstatat(AT_FDCWD, "./32/cgroup.cpu", [pid 295] <... unlink resumed>) = 0 [pid 611] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] getdents64(3, [pid 611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] unlink("./32/cgroup.cpu" [pid 611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... unlink resumed>) = 0 [pid 611] <... mmap resumed>) = 0x7f2342d01000 [pid 298] umount2("./32/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 611] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 611] <... mprotect resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./32/cgroup", [pid 295] close(3 [pid 611] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] unlink("./32/cgroup" [pid 295] <... close resumed>) = 0 [pid 611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] <... unlink resumed>) = 0 [pid 295] rmdir("./31"./strace-static-x86_64: Process 612 attached [pid 298] getdents64(3, [pid 611] <... clone3 resumed> => {parent_tid=[65]}, 88) = 65 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 612] set_robust_list(0x7f2342d219a0, 24 [pid 611] rt_sigprocmask(SIG_SETMASK, [], [pid 298] close(3 [pid 295] <... rmdir resumed>) = 0 [pid 612] <... set_robust_list resumed>) = 0 [pid 611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 295] mkdir("./32", 0777 [pid 612] rt_sigprocmask(SIG_SETMASK, [], [pid 611] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] rmdir("./32" [pid 612] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 611] <... futex resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 611] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] mkdir("./33", 0777 [pid 612] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... mkdir resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 612] <... bpf resumed>) = 3 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 614 attached ./strace-static-x86_64: Process 613 attached [pid 612] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] set_robust_list(0x55559251a6a0, 24 [pid 613] set_robust_list(0x55559251a6a0, 24 [pid 612] <... futex resumed>) = 1 [pid 611] <... futex resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 68 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 66 [pid 614] <... set_robust_list resumed>) = 0 [pid 613] <... set_robust_list resumed>) = 0 [pid 612] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 611] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] chdir("./33" [pid 613] chdir("./32" [pid 612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 611] <... futex resumed>) = 0 [pid 614] <... chdir resumed>) = 0 [pid 613] <... chdir resumed>) = 0 executing program executing program [pid 612] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 611] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 612] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 614] <... prctl resumed>) = 0 [pid 613] <... prctl resumed>) = 0 [pid 612] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] setpgid(0, 0 [pid 613] setpgid(0, 0 [pid 614] <... setpgid resumed>) = 0 [pid 613] <... setpgid resumed>) = 0 [pid 612] <... futex resumed>) = 1 [pid 611] <... futex resumed>) = 0 [pid 614] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 613] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 612] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 611] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... symlink resumed>) = 0 [pid 613] <... symlink resumed>) = 0 [pid 612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 611] <... futex resumed>) = 0 [pid 614] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 613] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 612] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 611] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... symlink resumed>) = 0 [pid 613] <... symlink resumed>) = 0 [pid 614] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 613] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 612] <... bpf resumed>, 56) = 0 [pid 614] <... symlink resumed>) = 0 [pid 613] <... symlink resumed>) = 0 [pid 614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 612] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... openat resumed>) = 3 [pid 613] <... openat resumed>) = 3 [pid 614] write(3, "1000", 4 [pid 613] write(3, "1000", 4 [pid 612] <... futex resumed>) = 1 [pid 611] <... futex resumed>) = 0 [pid 614] <... write resumed>) = 4 [pid 613] <... write resumed>) = 4 [pid 612] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 611] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(3 [pid 613] close(3 [pid 612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 611] <... futex resumed>) = 0 [pid 614] <... close resumed>) = 0 [pid 613] <... close resumed>) = 0 [pid 612] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 611] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] symlink("/dev/binderfs", "./binderfs" [pid 613] symlink("/dev/binderfs", "./binderfs" [pid 612] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 614] <... symlink resumed>) = 0 [pid 613] <... symlink resumed>) = 0 [pid 612] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] write(1, "executing program\n", 18 [pid 613] write(1, "executing program\n", 18 [pid 614] <... write resumed>) = 18 [pid 613] <... write resumed>) = 18 [pid 612] <... futex resumed>) = 1 [pid 611] <... futex resumed>) = 0 [pid 614] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 612] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 611] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... futex resumed>) = 0 [pid 613] <... futex resumed>) = 0 [pid 612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 611] <... futex resumed>) = 0 [pid 614] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 613] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 612] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 611] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... rt_sigaction resumed>NULL, 8) = 0 [pid 613] <... rt_sigaction resumed>NULL, 8) = 0 [pid 613] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 613] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 613] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 614] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 612] <... bpf resumed>) = 4 [pid 614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 613] rt_sigprocmask(SIG_BLOCK, ~[], [pid 612] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 613] <... rt_sigprocmask resumed>[], 8) = 0 [pid 613] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 612] <... futex resumed>) = 1 [pid 611] <... futex resumed>) = 0 ./strace-static-x86_64: Process 615 attached [pid 614] <... mmap resumed>) = 0x7f2342d01000 [pid 612] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 611] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] set_robust_list(0x7f2342d219a0, 24 [pid 614] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 613] <... clone3 resumed> => {parent_tid=[67]}, 88) = 67 [pid 612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 611] <... futex resumed>) = 0 [pid 615] <... set_robust_list resumed>) = 0 [pid 614] <... mprotect resumed>) = 0 [pid 613] rt_sigprocmask(SIG_SETMASK, [], [pid 611] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 615] rt_sigprocmask(SIG_SETMASK, [], [pid 613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 615] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 613] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 612] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 615] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 614] rt_sigprocmask(SIG_BLOCK, ~[], [pid 613] <... futex resumed>) = 0 [pid 615] <... bpf resumed>) = 3 [pid 614] <... rt_sigprocmask resumed>[], 8) = 0 [pid 613] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 615] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 615] <... futex resumed>) = 0 [pid 613] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 616 attached [pid 615] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 613] <... futex resumed>) = 0 [pid 616] set_robust_list(0x7f2342d219a0, 24 [pid 615] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 614] <... clone3 resumed> => {parent_tid=[69]}, 88) = 69 [pid 613] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] <... set_robust_list resumed>) = 0 [pid 615] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] rt_sigprocmask(SIG_SETMASK, [], [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 616] rt_sigprocmask(SIG_SETMASK, [], [pid 615] <... futex resumed>) = 0 [pid 614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 613] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 615] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 614] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] <... futex resumed>) = 0 [pid 616] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 615] <... bpf resumed>, 56) = 0 [pid 614] <... futex resumed>) = 0 [pid 613] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] <... bpf resumed>) = 3 [pid 615] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 616] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] <... futex resumed>) = 0 [pid 613] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] <... futex resumed>) = 0 [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 614] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] <... futex resumed>) = 0 [pid 616] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 615] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 614] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 615] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... futex resumed>) = 0 [pid 613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 616] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 615] <... futex resumed>) = 0 [pid 614] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 615] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 613] <... futex resumed>) = 0 [pid 616] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] <... futex resumed>) = 1 [pid 615] <... bpf resumed>) = 4 [pid 614] <... futex resumed>) = 0 [pid 616] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 615] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 615] <... futex resumed>) = 1 [pid 614] <... futex resumed>) = 0 [pid 613] <... futex resumed>) = 0 [pid 616] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 615] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 614] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] <... bpf resumed>, 56) = 0 [pid 615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] <... futex resumed>) = 0 [pid 616] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 616] <... futex resumed>) = 1 [pid 614] <... futex resumed>) = 0 [pid 613] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 616] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 614] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 614] <... futex resumed>) = 0 [pid 616] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 614] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 616] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 614] <... futex resumed>) = 0 [pid 616] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 614] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 614] <... futex resumed>) = 0 [pid 616] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 614] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] <... bpf resumed>) = 4 [pid 608] <... close resumed>) = 0 [pid 607] <... close resumed>) = 0 [pid 616] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] close(6 [pid 607] close(6 [pid 616] <... futex resumed>) = 1 [pid 614] <... futex resumed>) = 0 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 616] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 614] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 608] close(7 [pid 607] close(7 [pid 616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 614] <... futex resumed>) = 0 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 616] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 614] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 608] close(8 [pid 607] close(8 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(9 [pid 607] close(9 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(10 [pid 607] close(10 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(11 [pid 607] close(11 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(12 [pid 608] close(12 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(13 [pid 608] close(13 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(14 [pid 608] close(14 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(15) = -1 EBADF (Bad file descriptor) [pid 608] close(15 [pid 607] close(16 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(16 [pid 607] close(17 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(17 [pid 607] close(18 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(18 [pid 607] close(19) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(20 [pid 608] close(19 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(21 [pid 608] close(20 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(22) = -1 EBADF (Bad file descriptor) [pid 607] close(23 [pid 608] close(21 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(24 [pid 608] close(22 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(25 [pid 608] close(23 [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] close(26) = -1 EBADF (Bad file descriptor) [pid 607] close(27 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(24 [pid 607] close(28 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(25 [pid 607] close(29 [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 608] close(26 [pid 607] exit_group(0 [pid 609] <... futex resumed>) = ? [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 607] <... exit_group resumed>) = ? [pid 609] +++ exited with 0 +++ [pid 608] close(27) = -1 EBADF (Bad file descriptor) [pid 608] close(28) = -1 EBADF (Bad file descriptor) [pid 608] close(29 [pid 607] +++ exited with 0 +++ [pid 608] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 608] exit_group(0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 610] <... futex resumed>) = ? [pid 608] <... exit_group resumed>) = ? [pid 610] +++ exited with 0 +++ [pid 608] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, [pid 297] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... openat resumed>) = 3 [pid 296] newfstatat(AT_FDCWD, "./28/binderfs", [pid 297] newfstatat(3, "", [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] unlink("./28/binderfs" [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... unlink resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./29/binderfs", [pid 296] umount2("./28/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./29/binderfs" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./28/cgroup.net", [pid 297] umount2("./29/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./28/cgroup.net" [pid 297] unlink("./29/cgroup.net") = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] umount2("./29/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./28/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./29/cgroup.cpu") = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./29/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./28/cgroup.cpu", [pid 297] newfstatat(AT_FDCWD, "./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./29/cgroup" [pid 296] unlink("./28/cgroup.cpu" [pid 297] <... unlink resumed>) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] close(3) = 0 [pid 296] umount2("./28/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] rmdir("./29") = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] mkdir("./30", 0777) = 0 [pid 296] newfstatat(AT_FDCWD, "./28/cgroup", [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./28/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./28") = 0 ./strace-static-x86_64: Process 617 attached [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 62 [pid 296] mkdir("./29", 0777 [pid 617] set_robust_list(0x55559251a6a0, 24 [pid 296] <... mkdir resumed>) = 0 [pid 617] <... set_robust_list resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 617] chdir("./30") = 0 ./strace-static-x86_64: Process 618 attached [pid 617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 60 [pid 618] set_robust_list(0x55559251a6a0, 24 [pid 617] <... prctl resumed>) = 0 [pid 618] <... set_robust_list resumed>) = 0 [pid 617] setpgid(0, 0) = 0 [pid 618] chdir("./29" [pid 617] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 618] <... chdir resumed>) = 0 [pid 617] <... symlink resumed>) = 0 [pid 618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 617] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 618] <... prctl resumed>) = 0 [pid 617] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 618] setpgid(0, 0 [pid 617] <... symlink resumed>) = 0 [pid 618] <... setpgid resumed>) = 0 [pid 617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 618] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 617] <... openat resumed>) = 3 [pid 617] write(3, "1000", 4) = 4 [pid 618] <... symlink resumed>) = 0 [pid 617] close(3 [pid 618] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 617] <... close resumed>) = 0 [pid 617] symlink("/dev/binderfs", "./binderfs"executing program [pid 618] <... symlink resumed>) = 0 [pid 617] <... symlink resumed>) = 0 [pid 617] write(1, "executing program\n", 18 [pid 618] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 617] <... write resumed>) = 18 [pid 618] <... symlink resumed>) = 0 [pid 617] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 617] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 617] <... rt_sigaction resumed>NULL, 8) = 0 [pid 617] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 618] <... openat resumed>) = 3 [pid 617] <... mmap resumed>) = 0x7f2342d01000 [pid 618] write(3, "1000", 4 [pid 617] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 618] <... write resumed>) = 4 [pid 617] <... mprotect resumed>) = 0 [pid 618] close(3 [pid 617] rt_sigprocmask(SIG_BLOCK, ~[], [pid 618] <... close resumed>) = 0 [pid 617] <... rt_sigprocmask resumed>[], 8) = 0 [pid 618] symlink("/dev/binderfs", "./binderfs" [pid 617] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 619 attached [pid 619] set_robust_list(0x7f2342d219a0, 24 [pid 618] <... symlink resumed>) = 0 [pid 617] <... clone3 resumed> => {parent_tid=[63]}, 88) = 63 [pid 619] <... set_robust_list resumed>) = 0 executing program [pid 618] write(1, "executing program\n", 18 [pid 617] rt_sigprocmask(SIG_SETMASK, [], [pid 619] rt_sigprocmask(SIG_SETMASK, [], [pid 618] <... write resumed>) = 18 [pid 617] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 619] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 617] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 618] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 617] <... futex resumed>) = 0 [pid 619] <... bpf resumed>) = 3 [pid 617] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 619] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] <... futex resumed>) = 0 [pid 617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 619] <... futex resumed>) = 0 [pid 618] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 617] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 618] <... rt_sigaction resumed>NULL, 8) = 0 [pid 617] <... futex resumed>) = 0 [pid 619] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 617] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 619] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 619] <... futex resumed>) = 0 [pid 617] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 617] <... futex resumed>) = 0 [pid 619] <... bpf resumed>, 56) = 0 [pid 618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 617] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] <... bpf resumed>) = 5 [pid 615] <... bpf resumed>) = 5 [pid 612] <... bpf resumed>) = 5 [pid 619] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 615] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] <... futex resumed>) = 0 [pid 617] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 616] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 615] <... futex resumed>) = 1 [pid 613] <... futex resumed>) = 0 [pid 612] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 618] <... mmap resumed>) = 0x7f2342d01000 [pid 617] <... futex resumed>) = 0 [pid 616] <... futex resumed>) = 1 [pid 615] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 614] <... futex resumed>) = 0 [pid 613] close(3 [pid 612] <... futex resumed>) = 1 [pid 611] <... futex resumed>) = 0 [pid 619] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 618] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 617] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 616] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 614] close(3 [pid 613] <... close resumed>) = 0 [pid 612] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 611] close(3 [pid 619] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] <... mprotect resumed>) = 0 [pid 617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] close(4 [pid 611] <... close resumed>) = 0 [pid 619] <... futex resumed>) = 0 [pid 618] rt_sigprocmask(SIG_BLOCK, ~[], [pid 617] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... close resumed>) = 0 [pid 613] <... close resumed>) = 0 [pid 611] close(4 [pid 619] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 618] <... rt_sigprocmask resumed>[], 8) = 0 [pid 617] <... futex resumed>) = 0 [pid 614] close(4 [pid 613] close(5 [pid 611] <... close resumed>) = 0 [pid 619] <... bpf resumed>) = 4 [pid 618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 617] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... close resumed>) = 0 [pid 613] <... close resumed>) = 0 [pid 611] close(5./strace-static-x86_64: Process 620 attached [pid 619] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 614] close(5 [pid 613] close(6 [pid 620] set_robust_list(0x7f2342d219a0, 24 [pid 619] <... futex resumed>) = 0 [pid 618] <... clone3 resumed> => {parent_tid=[61]}, 88) = 61 [pid 617] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] <... set_robust_list resumed>) = 0 [pid 619] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 618] rt_sigprocmask(SIG_SETMASK, [], [pid 617] <... futex resumed>) = 0 [pid 613] close(7 [pid 620] rt_sigprocmask(SIG_SETMASK, [], [pid 618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 620] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 618] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 617] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 618] <... futex resumed>) = 0 [pid 613] close(8 [pid 620] <... bpf resumed>) = 3 [pid 618] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] close(9 [pid 620] <... futex resumed>) = 0 [pid 618] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 618] <... futex resumed>) = 0 [pid 613] close(10 [pid 620] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 618] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] close(11 [pid 620] <... futex resumed>) = 0 [pid 618] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 618] <... futex resumed>) = 0 [pid 613] close(12 [pid 620] <... bpf resumed>, 56) = 0 [pid 618] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] close(13 [pid 620] <... futex resumed>) = 0 [pid 618] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 618] <... futex resumed>) = 0 [pid 613] close(14 [pid 620] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 618] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] close(15 [pid 620] <... futex resumed>) = 0 [pid 618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 618] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] close(16 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 618] <... futex resumed>) = 0 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 618] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 613] close(17 [pid 620] <... bpf resumed>) = 4 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] close(18 [pid 620] <... futex resumed>) = 1 [pid 618] <... futex resumed>) = 0 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 618] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 613] close(19 [pid 620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 618] <... futex resumed>) = 0 [pid 613] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 620] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 618] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 613] close(20) = -1 EBADF (Bad file descriptor) [pid 613] close(21) = -1 EBADF (Bad file descriptor) [pid 613] close(22) = -1 EBADF (Bad file descriptor) [pid 613] close(23) = -1 EBADF (Bad file descriptor) [pid 613] close(24) = -1 EBADF (Bad file descriptor) [pid 613] close(25) = -1 EBADF (Bad file descriptor) [pid 613] close(26) = -1 EBADF (Bad file descriptor) [pid 613] close(27) = -1 EBADF (Bad file descriptor) [pid 613] close(28) = -1 EBADF (Bad file descriptor) [pid 613] close(29) = -1 EBADF (Bad file descriptor) [pid 613] exit_group(0 [pid 615] <... futex resumed>) = ? [pid 613] <... exit_group resumed>) = ? [pid 615] +++ exited with 0 +++ [pid 613] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./32/binderfs") = 0 [pid 295] umount2("./32/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./32/cgroup.net") = 0 [pid 295] umount2("./32/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./32/cgroup.cpu") = 0 [pid 295] umount2("./32/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./32/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./32") = 0 [pid 295] mkdir("./33", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 68 ./strace-static-x86_64: Process 621 attached [pid 621] set_robust_list(0x55559251a6a0, 24) = 0 [pid 621] chdir("./33") = 0 [pid 621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 621] setpgid(0, 0) = 0 [pid 621] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 621] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 621] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 621] write(3, "1000", 4) = 4 [pid 621] close(3) = 0 [pid 621] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 621] write(1, "executing program\n", 18) = 18 [pid 621] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 621] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 621] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 621] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 611] <... close resumed>) = 0 [pid 621] <... clone3 resumed> => {parent_tid=[69]}, 88) = 69 [pid 621] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 622 attached NULL, 8) = 0 [pid 614] <... close resumed>) = 0 [pid 611] close(6 [pid 622] set_robust_list(0x7f2342d219a0, 24 [pid 621] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(6 [pid 622] <... set_robust_list resumed>) = 0 [pid 621] <... futex resumed>) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] rt_sigprocmask(SIG_SETMASK, [], [pid 621] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] close(7 [pid 611] close(7 [pid 622] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 614] close(8 [pid 611] close(8 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] <... bpf resumed>) = 3 [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(9 [pid 611] close(9 [pid 622] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(10 [pid 611] close(10 [pid 622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... futex resumed>) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 621] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] close(11 [pid 611] close(11 [pid 622] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(12 [pid 611] close(12 [pid 622] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(13 [pid 611] close(13 [pid 622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... futex resumed>) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 621] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 622] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 614] close(14 [pid 611] close(14 [pid 622] <... bpf resumed>, 56) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(15 [pid 611] close(15 [pid 622] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] close(16 [pid 611] close(16 [pid 622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... futex resumed>) = 0 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 621] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 622] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 614] close(17 [pid 611] close(17 [pid 622] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 614] close(18 [pid 611] close(18 [pid 621] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 622] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 621] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 614] close(19) = -1 EBADF (Bad file descriptor) [pid 614] close(20) = -1 EBADF (Bad file descriptor) [pid 614] close(21) = -1 EBADF (Bad file descriptor) [pid 622] <... bpf resumed>) = 4 [pid 614] close(22 [pid 611] close(19 [pid 622] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 622] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 614] close(23 [pid 622] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] close(20 [pid 622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... futex resumed>) = 0 [pid 614] close(24 [pid 622] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 621] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 614] close(25 [pid 611] close(21 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 614] close(26) = -1 EBADF (Bad file descriptor) [pid 614] close(27) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 614] close(28 [pid 611] close(22 [pid 614] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 614] close(29) = -1 EBADF (Bad file descriptor) [pid 611] close(23 [pid 614] exit_group(0 [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 616] <... futex resumed>) = ? [pid 614] <... exit_group resumed>) = ? [pid 611] close(24 [pid 616] +++ exited with 0 +++ [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] close(25 [pid 614] +++ exited with 0 +++ [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 611] close(26 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 611] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 611] close(27) = -1 EBADF (Bad file descriptor) [pid 611] close(28) = -1 EBADF (Bad file descriptor) [pid 611] close(29) = -1 EBADF (Bad file descriptor) [pid 611] exit_group(0 [pid 612] <... futex resumed>) = ? [pid 611] <... exit_group resumed>) = ? [pid 612] +++ exited with 0 +++ [pid 611] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./33/binderfs") = 0 [pid 298] umount2("./33/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./33/cgroup.net") = 0 [pid 298] umount2("./33/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] <... restart_syscall resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./33/cgroup.cpu") = 0 [pid 299] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./33/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] newfstatat(AT_FDCWD, "./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] unlink("./33/cgroup" [pid 299] newfstatat(3, "", [pid 298] <... unlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, [pid 299] getdents64(3, [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] close(3 [pid 299] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./33" [pid 299] newfstatat(AT_FDCWD, "./31/binderfs", [pid 298] <... rmdir resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./34", 0777 [pid 299] unlink("./31/binderfs" [pid 298] <... mkdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./31/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 623 attached [pid 299] unlink("./31/cgroup.net" [pid 623] set_robust_list(0x55559251a6a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 70 [pid 623] <... set_robust_list resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 623] chdir("./34" [pid 299] umount2("./31/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 623] <... chdir resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] newfstatat(AT_FDCWD, "./31/cgroup.cpu", [pid 623] setpgid(0, 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 623] <... setpgid resumed>) = 0 [pid 299] unlink("./31/cgroup.cpu" [pid 623] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 299] <... unlink resumed>) = 0 [pid 623] <... symlink resumed>) = 0 [pid 299] umount2("./31/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 623] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 623] <... symlink resumed>) = 0 [pid 623] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 299] newfstatat(AT_FDCWD, "./31/cgroup", [pid 623] <... symlink resumed>) = 0 [pid 622] <... bpf resumed>) = 5 [pid 620] <... bpf resumed>) = 5 [pid 619] <... bpf resumed>) = 5 [pid 623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 622] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 619] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 623] <... openat resumed>) = 3 [pid 622] <... futex resumed>) = 1 [pid 621] <... futex resumed>) = 0 [pid 620] <... futex resumed>) = 1 [pid 619] <... futex resumed>) = 1 [pid 618] <... futex resumed>) = 0 [pid 617] <... futex resumed>) = 0 [pid 299] unlink("./31/cgroup" [pid 623] write(3, "1000", 4 [pid 622] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 621] close(3 [pid 620] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 619] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 618] close(3 [pid 617] close(3 [pid 299] <... unlink resumed>) = 0 [pid 623] <... write resumed>) = 4 [pid 621] <... close resumed>) = 0 [pid 618] <... close resumed>) = 0 [pid 617] <... close resumed>) = 0 [pid 299] getdents64(3, [pid 623] close(3 [pid 621] close(4 [pid 618] close(4 [pid 617] close(4 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 623] <... close resumed>) = 0 [pid 621] <... close resumed>) = 0 [pid 618] <... close resumed>) = 0 [pid 617] <... close resumed>) = 0 [pid 299] close(3 [pid 623] symlink("/dev/binderfs", "./binderfs" [pid 621] close(5 [pid 618] close(5 [pid 617] close(5 [pid 299] <... close resumed>) = 0 [pid 623] <... symlink resumed>) = 0 [pid 621] <... close resumed>) = 0 [pid 618] <... close resumed>) = 0 [pid 617] <... close resumed>) = 0 [pid 299] rmdir("./31" [pid 623] write(1, "executing program\n", 18executing program [pid 621] close(6 [pid 618] close(6 [pid 617] close(6 [pid 299] <... rmdir resumed>) = 0 [pid 623] <... write resumed>) = 18 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] mkdir("./32", 0777 [pid 623] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] close(7 [pid 618] close(7 [pid 617] close(7 [pid 299] <... mkdir resumed>) = 0 [pid 623] <... futex resumed>) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 623] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 621] close(8 [pid 618] close(8 [pid 617] close(8 [pid 623] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 624 attached [pid 623] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 66 [pid 624] set_robust_list(0x55559251a6a0, 24 [pid 623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 621] close(9 [pid 618] close(9 [pid 617] close(9 [pid 624] <... set_robust_list resumed>) = 0 [pid 623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 624] chdir("./32" [pid 623] <... mmap resumed>) = 0x7f2342d01000 [pid 621] close(10 [pid 618] close(10 [pid 617] close(10 [pid 624] <... chdir resumed>) = 0 [pid 623] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 623] <... mprotect resumed>) = 0 [pid 621] close(11 [pid 618] close(11 [pid 617] close(11 [pid 624] <... prctl resumed>) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 624] setpgid(0, 0 [pid 623] rt_sigprocmask(SIG_BLOCK, ~[], [pid 621] close(12 [pid 618] close(12 [pid 617] close(12 [pid 624] <... setpgid resumed>) = 0 [pid 623] <... rt_sigprocmask resumed>[], 8) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 624] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 623] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 621] close(13 [pid 618] close(13 [pid 617] close(13 [pid 624] <... symlink resumed>) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 625 attached [pid 624] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 621] close(14 [pid 618] close(14 [pid 617] close(14 [pid 625] set_robust_list(0x7f2342d219a0, 24 [pid 624] <... symlink resumed>) = 0 [pid 623] <... clone3 resumed> => {parent_tid=[71]}, 88) = 71 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... set_robust_list resumed>) = 0 [pid 624] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 623] rt_sigprocmask(SIG_SETMASK, [], [pid 621] close(15 [pid 618] close(15 [pid 617] close(15 [pid 625] rt_sigprocmask(SIG_SETMASK, [], [pid 624] <... symlink resumed>) = 0 [pid 623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 623] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] close(16 [pid 618] close(16 [pid 617] close(16 [pid 625] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 624] <... openat resumed>) = 3 [pid 623] <... futex resumed>) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... bpf resumed>) = 3 [pid 624] write(3, "1000", 4 [pid 623] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] close(17 [pid 618] close(17 [pid 617] close(17 [pid 625] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... write resumed>) = 4 [pid 623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... futex resumed>) = 0 [pid 624] close(3 [pid 623] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] close(18 [pid 618] close(18 [pid 617] close(18 [pid 625] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 624] <... close resumed>) = 0 [pid 623] <... futex resumed>) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 624] symlink("/dev/binderfs", "./binderfs" [pid 623] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] close(19 [pid 618] close(19 [pid 617] close(19 [pid 625] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... symlink resumed>) = 0 [pid 623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 625] <... futex resumed>) = 0 [pid 624] write(1, "executing program\n", 18 [pid 623] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] close(20 [pid 618] close(20 [pid 617] close(20 [pid 625] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 624] <... write resumed>) = 18 [pid 623] <... futex resumed>) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... bpf resumed>, 56) = 0 [pid 624] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 623] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] close(21 [pid 618] close(21 [pid 617] close(21 [pid 625] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... futex resumed>) = 0 [pid 623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... futex resumed>) = 0 [pid 624] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 621] close(22 [pid 618] close(22 [pid 617] close(22 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 624] <... rt_sigaction resumed>NULL, 8) = 0 [pid 623] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 624] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 623] <... futex resumed>) = 0 [pid 621] close(23 [pid 618] close(23 [pid 617] close(23 [pid 625] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 623] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... futex resumed>) = 0 [pid 624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 621] close(24 [pid 618] close(24 [pid 617] close(24 [pid 625] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] <... mmap resumed>) = 0x7f2342d01000 [pid 623] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 623] <... futex resumed>) = 0 [pid 621] close(25 [pid 618] close(25 [pid 617] close(25 [pid 625] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 624] <... mprotect resumed>) = 0 [pid 623] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 625] <... bpf resumed>) = 4 [pid 624] rt_sigprocmask(SIG_BLOCK, ~[], [pid 621] close(26 [pid 625] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... rt_sigprocmask resumed>[], 8) = 0 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] close(26 [pid 617] close(26 [pid 625] <... futex resumed>) = 1 [pid 624] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 623] <... futex resumed>) = 0 [pid 621] close(27 [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 626 attached [pid 625] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 623] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] close(27 [pid 617] close(27 [pid 626] set_robust_list(0x7f2342d219a0, 24 [pid 625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] <... clone3 resumed> => {parent_tid=[67]}, 88) = 67 [pid 623] <... futex resumed>) = 0 [pid 621] close(28 [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 626] <... set_robust_list resumed>) = 0 [pid 625] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 624] rt_sigprocmask(SIG_SETMASK, [], [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] close(28 [pid 617] close(28 [pid 626] rt_sigprocmask(SIG_SETMASK, [], [pid 624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 623] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 621] close(29 [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 624] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 618] close(29 [pid 617] close(29 [pid 626] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 624] <... futex resumed>) = 0 [pid 621] exit_group(0 [pid 618] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 626] <... bpf resumed>) = 3 [pid 624] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 622] <... futex resumed>) = ? [pid 621] <... exit_group resumed>) = ? [pid 618] exit_group(0 [pid 626] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 622] +++ exited with 0 +++ [pid 617] exit_group(0 [pid 626] <... futex resumed>) = 0 [pid 626] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 618] <... exit_group resumed>) = ? [pid 621] +++ exited with 0 +++ [pid 624] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 620] <... futex resumed>) = ? [pid 619] <... futex resumed>) = ? [pid 617] <... exit_group resumed>) = ? [pid 626] <... futex resumed>) = 0 [pid 624] <... futex resumed>) = 1 [pid 626] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 626] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 626] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 619] +++ exited with 0 +++ [pid 620] +++ exited with 0 +++ [pid 618] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 624] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 617] +++ exited with 0 +++ [pid 624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 624] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 626] <... futex resumed>) = 0 [pid 624] <... futex resumed>) = 1 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 626] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 624] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 626] <... bpf resumed>, 56) = 0 [pid 626] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 624] <... futex resumed>) = 0 [pid 626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 624] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 624] <... futex resumed>) = 0 [pid 626] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 626] <... futex resumed>) = 0 [pid 624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 626] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] <... futex resumed>) = 0 [pid 626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 624] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 626] <... bpf resumed>) = 4 [pid 626] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 624] <... futex resumed>) = 0 [pid 626] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 626] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 624] <... futex resumed>) = 0 [pid 624] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 297] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 625] <... bpf resumed>) = 5 [pid 295] <... restart_syscall resumed>) = 0 [pid 626] <... bpf resumed>) = 5 [pid 625] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW [pid 626] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 625] <... futex resumed>) = 1 [pid 623] <... futex resumed>) = 0 [pid 297] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 626] <... futex resumed>) = 1 [pid 625] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] <... futex resumed>) = 0 [pid 623] close(3 [pid 297] <... openat resumed>) = 3 [pid 296] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 626] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] close(3 [pid 623] <... close resumed>) = 0 [pid 297] newfstatat(3, "", [pid 296] <... openat resumed>) = 3 [pid 624] <... close resumed>) = 0 [pid 623] close(4 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] newfstatat(3, "", [pid 624] close(4 [pid 623] <... close resumed>) = 0 [pid 297] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 624] <... close resumed>) = 0 [pid 623] close(5 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] getdents64(3, [pid 624] close(5 [pid 297] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] newfstatat(AT_FDCWD, "./30/binderfs", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(AT_FDCWD, "./29/binderfs", [pid 297] unlink("./30/binderfs" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... openat resumed>) = 3 [pid 297] <... unlink resumed>) = 0 [pid 296] unlink("./29/binderfs" [pid 297] umount2("./30/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... unlink resumed>) = 0 [pid 295] newfstatat(3, "", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./29/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] newfstatat(AT_FDCWD, "./30/cgroup.net", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(AT_FDCWD, "./29/cgroup.net", [pid 297] unlink("./30/cgroup.net" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] getdents64(3, [pid 297] <... unlink resumed>) = 0 [pid 296] unlink("./29/cgroup.net" [pid 297] umount2("./30/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... unlink resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./29/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] newfstatat(AT_FDCWD, "./30/cgroup.cpu", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(AT_FDCWD, "./29/cgroup.cpu", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] unlink("./30/cgroup.cpu" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... unlink resumed>) = 0 [pid 296] unlink("./29/cgroup.cpu" [pid 295] newfstatat(AT_FDCWD, "./33/binderfs", [pid 297] umount2("./30/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... unlink resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./29/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./30/cgroup", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./33/binderfs" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(AT_FDCWD, "./29/cgroup", [pid 297] unlink("./30/cgroup" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 296] unlink("./29/cgroup" [pid 297] getdents64(3, [pid 296] <... unlink resumed>) = 0 [pid 295] umount2("./33/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] getdents64(3, [pid 297] close(3 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... close resumed>) = 0 [pid 296] close(3 [pid 295] newfstatat(AT_FDCWD, "./33/cgroup.net", [pid 297] rmdir("./30" [pid 296] <... close resumed>) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 296] rmdir("./29" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] mkdir("./31", 0777 [pid 296] <... rmdir resumed>) = 0 [pid 295] unlink("./33/cgroup.net" [pid 297] <... mkdir resumed>) = 0 [pid 296] mkdir("./30", 0777 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... mkdir resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 295] umount2("./33/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 627 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 627] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 64 [pid 295] newfstatat(AT_FDCWD, "./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 628 attached [pid 627] <... set_robust_list resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 62 [pid 295] unlink("./33/cgroup.cpu" [pid 628] set_robust_list(0x55559251a6a0, 24 [pid 627] chdir("./31" [pid 628] <... set_robust_list resumed>) = 0 [pid 627] <... chdir resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 628] chdir("./30" [pid 627] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 628] <... chdir resumed>) = 0 [pid 627] <... prctl resumed>) = 0 [pid 295] umount2("./33/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 627] setpgid(0, 0 [pid 628] <... prctl resumed>) = 0 [pid 627] <... setpgid resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 628] setpgid(0, 0 [pid 627] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 295] newfstatat(AT_FDCWD, "./33/cgroup", [pid 628] <... setpgid resumed>) = 0 [pid 627] <... symlink resumed>) = 0 [pid 628] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 627] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 628] <... symlink resumed>) = 0 [pid 627] <... symlink resumed>) = 0 [pid 295] unlink("./33/cgroup" [pid 628] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 627] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 628] <... symlink resumed>) = 0 [pid 627] <... symlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 628] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] getdents64(3, [pid 628] <... symlink resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3 [pid 628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 627] <... openat resumed>) = 3 [pid 295] <... close resumed>) = 0 [pid 295] rmdir("./33" [pid 628] <... openat resumed>) = 3 [pid 295] <... rmdir resumed>) = 0 [pid 628] write(3, "1000", 4 [pid 627] write(3, "1000", 4 [pid 295] mkdir("./34", 0777 [pid 628] <... write resumed>) = 4 [pid 627] <... write resumed>) = 4 [pid 295] <... mkdir resumed>) = 0 [pid 628] close(3 [pid 627] close(3 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 628] <... close resumed>) = 0 [pid 627] <... close resumed>) = 0 [pid 628] symlink("/dev/binderfs", "./binderfs" [pid 627] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 629 attached [pid 628] <... symlink resumed>) = 0 executing program [pid 629] set_robust_list(0x55559251a6a0, 24 [pid 628] write(1, "executing program\n", 18 [pid 627] <... symlink resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 70 [pid 629] <... set_robust_list resumed>) = 0 [pid 628] <... write resumed>) = 18 executing program [pid 627] write(1, "executing program\n", 18 [pid 629] chdir("./34" [pid 628] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... write resumed>) = 18 [pid 629] <... chdir resumed>) = 0 [pid 628] <... futex resumed>) = 0 [pid 629] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 628] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 627] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... prctl resumed>) = 0 [pid 628] <... rt_sigaction resumed>NULL, 8) = 0 [pid 627] <... futex resumed>) = 0 [pid 629] setpgid(0, 0 [pid 628] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 627] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 629] <... setpgid resumed>) = 0 [pid 628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 627] <... rt_sigaction resumed>NULL, 8) = 0 [pid 629] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 627] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 629] <... symlink resumed>) = 0 [pid 628] <... mmap resumed>) = 0x7f2342d01000 [pid 627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 629] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 628] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 629] <... symlink resumed>) = 0 [pid 628] <... mprotect resumed>) = 0 [pid 627] <... mmap resumed>) = 0x7f2342d01000 [pid 629] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 628] rt_sigprocmask(SIG_BLOCK, ~[], [pid 627] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 628] <... rt_sigprocmask resumed>[], 8) = 0 [pid 627] <... mprotect resumed>) = 0 [pid 629] <... symlink resumed>) = 0 [pid 628] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 627] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 630 attached [pid 628] <... clone3 resumed> => {parent_tid=[63]}, 88) = 63 [pid 627] <... rt_sigprocmask resumed>[], 8) = 0 [pid 628] rt_sigprocmask(SIG_SETMASK, [], [pid 627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 631 attached [pid 628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 631] set_robust_list(0x7f2342d219a0, 24 [pid 628] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... clone3 resumed> => {parent_tid=[65]}, 88) = 65 [pid 631] <... set_robust_list resumed>) = 0 [pid 629] <... openat resumed>) = 3 [pid 628] <... futex resumed>) = 0 [pid 627] rt_sigprocmask(SIG_SETMASK, [], [pid 631] rt_sigprocmask(SIG_SETMASK, [], [pid 630] set_robust_list(0x7f2342d219a0, 24 [pid 629] write(3, "1000", 4 [pid 628] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 630] <... set_robust_list resumed>) = 0 [pid 629] <... write resumed>) = 4 [pid 627] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 630] rt_sigprocmask(SIG_SETMASK, [], [pid 629] close(3 [pid 627] <... futex resumed>) = 0 [pid 631] <... bpf resumed>) = 3 [pid 630] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 629] <... close resumed>) = 0 [pid 627] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 631] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 627] <... futex resumed>) = 0 [pid 631] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 630] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 627] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 631] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] <... bpf resumed>) = 3 [pid 629] symlink("/dev/binderfs", "./binderfs" [pid 627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 630] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... futex resumed>) = 0 [pid 631] <... bpf resumed>, 56) = 0 [pid 630] <... futex resumed>) = 1 [pid 629] <... symlink resumed>) = 0 [pid 628] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 631] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL executing program [pid 629] write(1, "executing program\n", 18 [pid 628] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... write resumed>) = 18 [pid 628] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 630] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 629] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = 0 [pid 631] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 630] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 629] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 631] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 630] <... futex resumed>) = 1 [pid 629] <... rt_sigaction resumed>NULL, 8) = 0 [pid 628] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 630] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 628] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... futex resumed>) = 0 [pid 631] <... bpf resumed>) = 4 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 628] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 631] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 628] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 631] <... futex resumed>) = 0 [pid 630] <... bpf resumed>, 56) = 0 [pid 629] <... mmap resumed>) = 0x7f2342d01000 [pid 627] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 630] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 627] <... futex resumed>) = 0 [pid 630] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 627] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 630] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] <... mprotect resumed>) = 0 [pid 628] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 628] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 629] rt_sigprocmask(SIG_BLOCK, ~[], [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 629] <... rt_sigprocmask resumed>[], 8) = 0 [pid 630] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 630] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 623] <... close resumed>) = 0 ./strace-static-x86_64: Process 632 attached [pid 630] <... futex resumed>) = 1 [pid 628] <... futex resumed>) = 0 [pid 624] <... close resumed>) = 0 [pid 623] close(6 [pid 632] set_robust_list(0x7f2342d219a0, 24 [pid 630] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] <... clone3 resumed> => {parent_tid=[71]}, 88) = 71 [pid 628] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] close(6 [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... set_robust_list resumed>) = 0 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] rt_sigprocmask(SIG_SETMASK, [], [pid 628] <... futex resumed>) = 0 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(7 [pid 632] rt_sigprocmask(SIG_SETMASK, [], [pid 630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 628] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] close(7 [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] close(8) = -1 EBADF (Bad file descriptor) [pid 624] close(9) = -1 EBADF (Bad file descriptor) [pid 624] close(10) = -1 EBADF (Bad file descriptor) [pid 624] close(11) = -1 EBADF (Bad file descriptor) [pid 630] <... bpf resumed>) = 4 [pid 629] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] close(12 [pid 623] close(8 [pid 632] <... futex resumed>) = 0 [pid 630] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = 1 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 630] <... futex resumed>) = 1 [pid 629] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] <... futex resumed>) = 0 [pid 624] close(13 [pid 623] close(9 [pid 632] <... bpf resumed>) = 3 [pid 630] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... futex resumed>) = 0 [pid 624] close(14 [pid 632] <... futex resumed>) = 1 [pid 630] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 629] <... futex resumed>) = 0 [pid 628] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(10 [pid 632] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 629] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] close(15 [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 629] <... futex resumed>) = 0 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 629] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] close(16 [pid 623] close(11 [pid 632] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] close(17 [pid 623] close(12 [pid 632] <... futex resumed>) = 1 [pid 629] <... futex resumed>) = 0 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] close(18 [pid 629] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... futex resumed>) = 0 [pid 629] <... futex resumed>) = 1 [pid 624] close(19 [pid 623] close(13 [pid 632] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 629] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... bpf resumed>, 56) = 0 [pid 624] close(20 [pid 623] close(14 [pid 632] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... futex resumed>) = 1 [pid 629] <... futex resumed>) = 0 [pid 624] close(21 [pid 623] close(15 [pid 632] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 629] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] close(22 [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... futex resumed>) = 0 [pid 629] <... futex resumed>) = 1 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(16 [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 629] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] close(23 [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] close(24 [pid 623] close(17 [pid 632] <... futex resumed>) = 0 [pid 629] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 629] <... futex resumed>) = 0 [pid 624] close(25 [pid 632] <... bpf resumed>) = 4 [pid 629] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(18 [pid 632] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 624] close(26 [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 632] <... futex resumed>) = 0 [pid 629] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(19 [pid 632] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 624] close(27 [pid 629] <... futex resumed>) = 0 [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 629] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 624] close(28) = -1 EBADF (Bad file descriptor) [pid 623] close(20 [pid 624] close(29 [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 624] exit_group(0) = ? [pid 623] close(21 [pid 626] <... futex resumed>) = ? [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(22) = -1 EBADF (Bad file descriptor) [pid 623] close(23) = -1 EBADF (Bad file descriptor) [pid 623] close(24) = -1 EBADF (Bad file descriptor) [pid 623] close(25) = -1 EBADF (Bad file descriptor) [pid 623] close(26 [pid 626] +++ exited with 0 +++ [pid 624] +++ exited with 0 +++ [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(27) = -1 EBADF (Bad file descriptor) [pid 623] close(28 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] close(29 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 623] exit_group(0 [pid 625] <... futex resumed>) = ? [pid 623] <... exit_group resumed>) = ? [pid 625] +++ exited with 0 +++ [pid 623] +++ exited with 0 +++ [pid 299] <... restart_syscall resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 299] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./32/binderfs") = 0 [pid 299] umount2("./32/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./32/cgroup.net") = 0 [pid 299] umount2("./32/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./32/cgroup.cpu") = 0 [pid 299] umount2("./32/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./32/cgroup") = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./32") = 0 [pid 299] mkdir("./33", 0777) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 633 attached , child_tidptr=0x55559251a690) = 68 [pid 633] set_robust_list(0x55559251a6a0, 24) = 0 [pid 633] chdir("./33") = 0 [pid 633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 633] setpgid(0, 0) = 0 [pid 633] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 298] <... restart_syscall resumed>) = 0 [pid 633] <... symlink resumed>) = 0 [pid 633] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 298] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 633] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 633] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 298] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 633] <... symlink resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] newfstatat(3, "", [pid 633] <... openat resumed>) = 3 [pid 633] write(3, "1000", 4 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 633] <... write resumed>) = 4 [pid 298] getdents64(3, [pid 633] close(3 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 633] <... close resumed>) = 0 [pid 298] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 633] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 633] <... symlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./34/binderfs", [pid 633] write(1, "executing program\n", 18executing program ) = 18 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 633] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] unlink("./34/binderfs" [pid 633] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 633] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] umount2("./34/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 633] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] newfstatat(AT_FDCWD, "./34/cgroup.net", [pid 633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 633] <... mmap resumed>) = 0x7f2342d01000 [pid 298] unlink("./34/cgroup.net" [pid 633] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] <... unlink resumed>) = 0 [pid 633] <... mprotect resumed>) = 0 [pid 298] umount2("./34/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./34/cgroup.cpu", [pid 633] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 633] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] unlink("./34/cgroup.cpu" [pid 633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./34/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 634 attached [pid 298] unlink("./34/cgroup" [pid 634] set_robust_list(0x7f2342d219a0, 24 [pid 633] <... clone3 resumed> => {parent_tid=[69]}, 88) = 69 [pid 298] <... unlink resumed>) = 0 [pid 634] <... set_robust_list resumed>) = 0 [pid 633] rt_sigprocmask(SIG_SETMASK, [], [pid 298] getdents64(3, [pid 634] rt_sigprocmask(SIG_SETMASK, [], [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 634] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] close(3 [pid 633] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 298] <... close resumed>) = 0 [pid 634] <... bpf resumed>) = 3 [pid 633] <... futex resumed>) = 0 [pid 298] rmdir("./34" [pid 634] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 633] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... rmdir resumed>) = 0 [pid 634] <... futex resumed>) = 0 [pid 633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] mkdir("./35", 0777 [pid 634] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 633] <... futex resumed>) = 0 [pid 633] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 631] <... bpf resumed>) = 5 [pid 634] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 632] <... bpf resumed>) = 5 [pid 630] <... bpf resumed>) = 5 [pid 631] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... mkdir resumed>) = 0 [pid 634] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 632] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] <... futex resumed>) = 1 [pid 630] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 627] <... futex resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 634] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 632] <... futex resumed>) = 1 [pid 631] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 630] <... futex resumed>) = 1 [pid 629] <... futex resumed>) = 0 [pid 628] <... futex resumed>) = 0 [pid 627] close(3 [pid 629] close(3) = 0 [pid 629] close(4) = 0 [pid 629] close(5) = 0 [pid 629] close(6./strace-static-x86_64: Process 635 attached ) = -1 EBADF (Bad file descriptor) [pid 634] <... futex resumed>) = 1 [pid 633] <... futex resumed>) = 0 [pid 632] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 630] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 628] close(3 [pid 635] set_robust_list(0x55559251a6a0, 24 [pid 634] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] close(7 [pid 627] <... close resumed>) = 0 [pid 635] <... set_robust_list resumed>) = 0 [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 633] <... futex resumed>) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 628] <... close resumed>) = 0 [pid 627] close(4 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 72 [pid 635] chdir("./35" [pid 634] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 633] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 629] close(8 [pid 628] close(4 [pid 627] <... close resumed>) = 0 [pid 635] <... chdir resumed>) = 0 [pid 634] <... bpf resumed>, 56) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 628] <... close resumed>) = 0 [pid 627] close(5 [pid 635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 634] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] close(9 [pid 628] close(5 [pid 635] <... prctl resumed>) = 0 [pid 634] <... futex resumed>) = 1 [pid 633] <... futex resumed>) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] setpgid(0, 0 [pid 634] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 635] <... setpgid resumed>) = 0 [pid 634] <... futex resumed>) = 0 [pid 633] <... futex resumed>) = 1 [pid 629] close(10 [pid 634] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 633] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 635] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 634] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 634] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 635] <... symlink resumed>) = 0 [pid 634] <... futex resumed>) = 1 [pid 633] <... futex resumed>) = 0 [pid 629] close(11 [pid 635] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 634] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 633] <... futex resumed>) = 0 [pid 635] <... symlink resumed>) = 0 [pid 634] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 633] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 629] close(12 [pid 635] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 634] <... bpf resumed>) = 4 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 634] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 635] <... symlink resumed>) = 0 [pid 634] <... futex resumed>) = 1 [pid 633] <... futex resumed>) = 0 [pid 629] close(13 [pid 635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 634] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 633] <... futex resumed>) = 0 [pid 635] <... openat resumed>) = 3 [pid 634] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 633] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 635] write(3, "1000", 4 [pid 629] close(14 [pid 635] <... write resumed>) = 4 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(3 [pid 629] close(15 [pid 635] <... close resumed>) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] symlink("/dev/binderfs", "./binderfs" [pid 629] close(16executing program [pid 635] <... symlink resumed>) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] write(1, "executing program\n", 18 [pid 629] close(17 [pid 635] <... write resumed>) = 18 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] close(18 [pid 635] <... futex resumed>) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 629] close(19 [pid 635] <... rt_sigaction resumed>NULL, 8) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 629] close(20 [pid 635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 629] close(21 [pid 635] <... mmap resumed>) = 0x7f2342d01000 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 629] close(22 [pid 635] <... mprotect resumed>) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 629] close(23 [pid 635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 629] close(24) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 636 attached [pid 629] close(25 [pid 636] set_robust_list(0x7f2342d219a0, 24 [pid 635] <... clone3 resumed> => {parent_tid=[73]}, 88) = 73 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 636] <... set_robust_list resumed>) = 0 [pid 635] rt_sigprocmask(SIG_SETMASK, [], [pid 629] close(26 [pid 636] rt_sigprocmask(SIG_SETMASK, [], [pid 635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 636] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 635] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 629] close(27) = -1 EBADF (Bad file descriptor) [pid 629] close(28) = -1 EBADF (Bad file descriptor) [pid 629] close(29 [pid 636] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 629] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 636] <... bpf resumed>) = 3 [pid 635] <... futex resumed>) = 0 [pid 629] exit_group(0 [pid 636] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 635] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 632] <... futex resumed>) = ? [pid 629] <... exit_group resumed>) = ? [pid 636] <... futex resumed>) = 0 [pid 635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 632] +++ exited with 0 +++ [pid 629] +++ exited with 0 +++ [pid 636] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 635] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 635] <... futex resumed>) = 0 [pid 636] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 635] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 636] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 635] <... futex resumed>) = 0 [pid 636] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 635] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 635] <... futex resumed>) = 0 [pid 636] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 635] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] <... bpf resumed>, 56) = 0 [pid 636] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 636] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 635] <... futex resumed>) = 0 [pid 635] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = 0 [pid 635] <... futex resumed>) = 1 [pid 636] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144) = -1 EFAULT (Bad address) [pid 635] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 636] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 635] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = 0 [pid 635] <... futex resumed>) = 1 [pid 636] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 635] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 636] <... bpf resumed>) = 4 [pid 636] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 635] <... futex resumed>) = 0 [pid 636] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 635] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 635] <... futex resumed>) = 0 [pid 636] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 635] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./34/binderfs") = 0 [pid 295] umount2("./34/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./34/cgroup.net") = 0 [pid 295] umount2("./34/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./34/cgroup.cpu") = 0 [pid 295] umount2("./34/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./34/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./34") = 0 [pid 295] mkdir("./35", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 637 attached [pid 637] set_robust_list(0x55559251a6a0, 24 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 72 [pid 637] <... set_robust_list resumed>) = 0 [pid 637] chdir("./35") = 0 [pid 637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 637] setpgid(0, 0) = 0 [pid 637] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 628] <... close resumed>) = 0 [pid 627] <... close resumed>) = 0 [pid 637] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 628] close(6 [pid 627] close(6 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... symlink resumed>) = 0 [pid 628] close(7 [pid 627] close(7 [pid 637] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 628] close(8 [pid 627] close(8 [pid 637] <... symlink resumed>) = 0 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 628] close(9 [pid 627] close(9 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... openat resumed>) = 3 [pid 628] close(10 [pid 627] close(10 [pid 637] write(3, "1000", 4 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... write resumed>) = 4 [pid 628] close(11 [pid 627] close(11 [pid 637] close(3 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... close resumed>) = 0 [pid 628] close(12 [pid 627] close(12 [pid 637] symlink("/dev/binderfs", "./binderfs" [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 628] close(13 [pid 637] <... symlink resumed>) = 0 [pid 627] close(13executing program [pid 637] write(1, "executing program\n", 18 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... write resumed>) = 18 [pid 628] close(14 [pid 627] close(14 [pid 637] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... futex resumed>) = 0 [pid 628] close(15 [pid 627] close(15 [pid 637] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... rt_sigaction resumed>NULL, 8) = 0 [pid 628] close(16 [pid 627] close(16 [pid 637] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 628] close(17 [pid 627] close(17 [pid 637] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 628] close(18 [pid 627] close(18 [pid 637] <... mmap resumed>) = 0x7f2342d01000 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 628] close(19 [pid 627] close(19 [pid 637] <... mprotect resumed>) = 0 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 628] close(20 [pid 627] close(20 [pid 637] rt_sigprocmask(SIG_BLOCK, ~[], [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] <... rt_sigprocmask resumed>[], 8) = 0 [pid 628] close(21 [pid 627] close(21 [pid 637] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 638 attached [pid 628] close(22 [pid 627] close(22 [pid 638] set_robust_list(0x7f2342d219a0, 24 [pid 637] <... clone3 resumed> => {parent_tid=[73]}, 88) = 73 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... set_robust_list resumed>) = 0 [pid 637] rt_sigprocmask(SIG_SETMASK, [], [pid 628] close(23 [pid 627] close(23 [pid 638] rt_sigprocmask(SIG_SETMASK, [], [pid 637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 637] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] close(24 [pid 627] close(24 [pid 638] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 637] <... futex resumed>) = 0 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... bpf resumed>) = 3 [pid 637] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] close(25 [pid 627] close(25 [pid 638] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... futex resumed>) = 0 [pid 637] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] close(26 [pid 627] close(26 [pid 638] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 637] <... futex resumed>) = 0 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 637] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] close(27 [pid 627] close(27 [pid 638] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... futex resumed>) = 0 [pid 637] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] close(28 [pid 627] close(28 [pid 638] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 637] <... futex resumed>) = 0 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... bpf resumed>, 56) = 0 [pid 637] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 628] close(29 [pid 627] close(29 [pid 638] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 627] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 638] <... futex resumed>) = 1 [pid 637] <... futex resumed>) = 0 [pid 628] exit_group(0 [pid 627] exit_group(0 [pid 638] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 637] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 631] <... futex resumed>) = ? [pid 630] <... futex resumed>) = ? [pid 628] <... exit_group resumed>) = ? [pid 627] <... exit_group resumed>) = ? [pid 638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 637] <... futex resumed>) = 0 [pid 631] +++ exited with 0 +++ [pid 630] +++ exited with 0 +++ [pid 628] +++ exited with 0 +++ [pid 627] +++ exited with 0 +++ [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 637] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 638] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 638] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 638] <... futex resumed>) = 1 [pid 637] <... futex resumed>) = 0 [pid 638] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 637] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 638] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 637] <... futex resumed>) = 0 [pid 637] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 638] <... bpf resumed>) = 4 [pid 638] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 637] <... futex resumed>) = 0 [pid 638] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 637] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 637] <... futex resumed>) = 0 [pid 638] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 637] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... restart_syscall resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./31/binderfs" [pid 296] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./31/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... openat resumed>) = 3 [pid 297] newfstatat(AT_FDCWD, "./31/cgroup.net", [pid 296] newfstatat(3, "", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] unlink("./31/cgroup.net" [pid 296] getdents64(3, [pid 297] <... unlink resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./31/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./31/cgroup.cpu", [pid 296] newfstatat(AT_FDCWD, "./30/binderfs", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./31/cgroup.cpu" [pid 296] unlink("./30/binderfs" [pid 297] <... unlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] umount2("./31/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./30/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./31/cgroup", [pid 296] newfstatat(AT_FDCWD, "./30/cgroup.net", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./31/cgroup" [pid 296] unlink("./30/cgroup.net" [pid 297] <... unlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] getdents64(3, [pid 296] umount2("./30/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] close(3 [pid 296] newfstatat(AT_FDCWD, "./30/cgroup.cpu", [pid 297] <... close resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] rmdir("./31" [pid 296] unlink("./30/cgroup.cpu" [pid 297] <... rmdir resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] mkdir("./32", 0777 [pid 296] umount2("./30/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... mkdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] newfstatat(AT_FDCWD, "./30/cgroup", ./strace-static-x86_64: Process 639 attached {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 639] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 66 [pid 296] unlink("./30/cgroup" [pid 639] <... set_robust_list resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 296] getdents64(3, [pid 639] chdir("./32" [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./30" [pid 639] <... chdir resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] mkdir("./31", 0777 [pid 639] <... prctl resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 639] setpgid(0, 0) = 0 [pid 639] symlink("/syzcgroup/unified/syz1", "./cgroup"./strace-static-x86_64: Process 640 attached [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 64 [pid 640] set_robust_list(0x55559251a6a0, 24 [pid 639] <... symlink resumed>) = 0 [pid 640] <... set_robust_list resumed>) = 0 [pid 639] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 640] chdir("./31") = 0 [pid 640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 639] <... symlink resumed>) = 0 [pid 640] setpgid(0, 0) = 0 [pid 639] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 640] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 639] <... symlink resumed>) = 0 [pid 640] <... symlink resumed>) = 0 [pid 639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 640] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 640] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 639] <... openat resumed>) = 3 [pid 640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 639] write(3, "1000", 4 [pid 640] write(3, "1000", 4) = 4 [pid 639] <... write resumed>) = 4 [pid 640] close(3) = 0 [pid 639] close(3 [pid 640] symlink("/dev/binderfs", "./binderfs") = 0 [pid 639] <... close resumed>) = 0 [pid 640] write(1, "executing program\n", 18executing program ) = 18 [pid 639] symlink("/dev/binderfs", "./binderfs" [pid 640] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 640] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 639] <... symlink resumed>) = 0 [pid 640] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 639] write(1, "executing program\n", 18 executing program [pid 640] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 639] <... write resumed>) = 18 [pid 640] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 641 attached [pid 639] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 641] set_robust_list(0x7f2342d219a0, 24 [pid 640] <... clone3 resumed> => {parent_tid=[65]}, 88) = 65 [pid 641] <... set_robust_list resumed>) = 0 [pid 640] rt_sigprocmask(SIG_SETMASK, [], [pid 639] <... futex resumed>) = 0 [pid 641] rt_sigprocmask(SIG_SETMASK, [], [pid 640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 639] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 641] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 640] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 639] <... rt_sigaction resumed>NULL, 8) = 0 [pid 641] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 640] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 639] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 641] <... bpf resumed>) = 3 [pid 639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 641] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 641] <... futex resumed>) = 1 [pid 640] <... futex resumed>) = 0 [pid 640] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 641] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 639] <... mmap resumed>) = 0x7f2342d01000 [pid 641] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 639] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 641] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 640] <... futex resumed>) = 0 [pid 639] <... mprotect resumed>) = 0 [pid 641] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 639] rt_sigprocmask(SIG_BLOCK, ~[], [pid 641] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 639] <... rt_sigprocmask resumed>[], 8) = 0 [pid 641] <... bpf resumed>, 56) = 0 [pid 639] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 642 attached [pid 641] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] set_robust_list(0x7f2342d219a0, 24 [pid 641] <... futex resumed>) = 1 [pid 640] <... futex resumed>) = 0 [pid 639] <... clone3 resumed> => {parent_tid=[67]}, 88) = 67 [pid 642] <... set_robust_list resumed>) = 0 [pid 641] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 639] rt_sigprocmask(SIG_SETMASK, [], [pid 642] rt_sigprocmask(SIG_SETMASK, [], [pid 641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] <... futex resumed>) = 0 [pid 639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 640] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 639] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 641] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 639] <... futex resumed>) = 0 [pid 642] <... bpf resumed>) = 3 [pid 641] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 639] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 641] <... futex resumed>) = 1 [pid 640] <... futex resumed>) = 0 [pid 639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 642] <... futex resumed>) = 0 [pid 641] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 639] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] <... futex resumed>) = 0 [pid 639] <... futex resumed>) = 0 [pid 642] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 640] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 639] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 642] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 641] <... bpf resumed>) = 4 [pid 639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 641] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 639] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] <... futex resumed>) = 0 [pid 640] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 640] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 642] <... futex resumed>) = 0 [pid 641] <... futex resumed>) = 1 [pid 639] <... futex resumed>) = 1 [pid 642] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 641] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 639] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] <... bpf resumed>, 56) = 0 [pid 642] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 639] <... futex resumed>) = 0 [pid 642] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 639] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 639] <... futex resumed>) = 0 [pid 642] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 639] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 642] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 639] <... futex resumed>) = 0 [pid 642] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 639] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 639] <... futex resumed>) = 0 [pid 642] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 639] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 642] <... bpf resumed>) = 4 [pid 642] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 639] <... futex resumed>) = 0 [pid 642] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 639] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 638] <... bpf resumed>) = 5 [pid 636] <... bpf resumed>) = 5 [pid 639] <... futex resumed>) = 0 [pid 634] <... bpf resumed>) = 5 [pid 642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 641] <... bpf resumed>) = 5 [pid 639] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 638] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 634] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 642] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 638] <... futex resumed>) = 1 [pid 637] <... futex resumed>) = 0 [pid 641] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 636] <... futex resumed>) = 1 [pid 635] <... futex resumed>) = 0 [pid 634] <... futex resumed>) = 1 [pid 633] <... futex resumed>) = 0 [pid 642] <... bpf resumed>) = 5 [pid 641] <... futex resumed>) = 1 [pid 640] <... futex resumed>) = 0 [pid 638] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 637] close(3 [pid 636] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 635] close(3 [pid 634] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 633] close(3 [pid 642] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 641] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] close(3 [pid 637] <... close resumed>) = 0 [pid 635] <... close resumed>) = 0 [pid 633] <... close resumed>) = 0 [pid 642] <... futex resumed>) = 1 [pid 640] <... close resumed>) = 0 [pid 639] <... futex resumed>) = 0 [pid 637] close(4 [pid 635] close(4 [pid 633] close(4 [pid 642] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 640] close(4 [pid 639] close(3 [pid 637] <... close resumed>) = 0 [pid 635] <... close resumed>) = 0 [pid 633] <... close resumed>) = 0 [pid 640] <... close resumed>) = 0 [pid 639] <... close resumed>) = 0 [pid 637] close(5 [pid 635] close(5 [pid 633] close(5 [pid 640] close(5 [pid 639] close(4 [pid 637] <... close resumed>) = 0 [pid 635] <... close resumed>) = 0 [pid 633] <... close resumed>) = 0 [pid 639] <... close resumed>) = 0 [pid 637] close(6 [pid 635] close(6 [pid 633] close(6 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] close(5 [pid 637] close(7 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(7 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(7 [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(8 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(8 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(9 [pid 635] close(8 [pid 633] close(9 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(10 [pid 635] close(9 [pid 633] close(10 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(11 [pid 633] close(11 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(10 [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(12 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(12 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(11 [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(13 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(13 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(14 [pid 635] close(12 [pid 633] close(14 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(15 [pid 635] close(13 [pid 633] close(15 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(16 [pid 633] close(16 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(17 [pid 635] close(14 [pid 633] close(17 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(18 [pid 635] close(15 [pid 633] close(18 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(19 [pid 635] close(16 [pid 633] close(19 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(20 [pid 635] close(17 [pid 633] close(20 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(21 [pid 635] close(18 [pid 633] close(21 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(22 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(22 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(19 [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(23 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(23 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(20 [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(24 [pid 633] close(24 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(25 [pid 635] close(21 [pid 633] close(25 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(26 [pid 635] close(22 [pid 633] close(26 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(27 [pid 633] close(27 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(23 [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(28 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(28 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(24 [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] close(29 [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] close(29 [pid 637] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 633] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 637] exit_group(0 [pid 635] close(25 [pid 633] exit_group(0 [pid 638] <... futex resumed>) = ? [pid 637] <... exit_group resumed>) = ? [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 634] <... futex resumed>) = ? [pid 633] <... exit_group resumed>) = ? [pid 638] +++ exited with 0 +++ [pid 635] close(26) = -1 EBADF (Bad file descriptor) [pid 635] close(27 [pid 637] +++ exited with 0 +++ [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(28 [pid 634] +++ exited with 0 +++ [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 635] close(29 [pid 633] +++ exited with 0 +++ [pid 635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 635] exit_group(0 [pid 636] <... futex resumed>) = ? [pid 635] <... exit_group resumed>) = ? [pid 636] +++ exited with 0 +++ [pid 635] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./35/binderfs") = 0 [pid 295] umount2("./35/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./35/cgroup.net") = 0 [pid 295] umount2("./35/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./35/cgroup.cpu") = 0 [pid 295] umount2("./35/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./35/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./35") = 0 [pid 295] mkdir("./36", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 74 ./strace-static-x86_64: Process 643 attached [pid 643] set_robust_list(0x55559251a6a0, 24) = 0 [pid 643] chdir("./36") = 0 [pid 643] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 643] setpgid(0, 0) = 0 [pid 643] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 643] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 643] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 643] write(3, "1000", 4executing program ) = 4 [pid 643] close(3) = 0 [pid 643] symlink("/dev/binderfs", "./binderfs") = 0 [pid 643] write(1, "executing program\n", 18) = 18 [pid 643] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 643] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 643] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 643] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 643] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 643] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 644 attached [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 644] set_robust_list(0x7f2342d219a0, 24 [pid 643] <... clone3 resumed> => {parent_tid=[75]}, 88) = 75 [pid 644] <... set_robust_list resumed>) = 0 [pid 643] rt_sigprocmask(SIG_SETMASK, [], [pid 644] rt_sigprocmask(SIG_SETMASK, [], [pid 643] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 643] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 643] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] <... bpf resumed>) = 3 [pid 643] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 644] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... openat resumed>) = 3 [pid 298] <... openat resumed>) = 3 [pid 644] <... futex resumed>) = 0 [pid 643] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(3, "", [pid 298] newfstatat(3, "", [pid 644] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 643] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 644] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 643] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] getdents64(3, [pid 298] getdents64(3, [pid 644] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] <... close resumed>) = 0 [pid 639] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 644] <... futex resumed>) = 0 [pid 643] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] close(6 [pid 639] close(6 [pid 299] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 643] <... futex resumed>) = 0 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] <... bpf resumed>, 56) = 0 [pid 643] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 640] close(7 [pid 639] close(7 [pid 299] newfstatat(AT_FDCWD, "./33/binderfs", [pid 298] newfstatat(AT_FDCWD, "./35/binderfs", [pid 644] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 644] <... futex resumed>) = 0 [pid 643] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] close(8 [pid 639] close(8 [pid 299] unlink("./33/binderfs" [pid 298] unlink("./35/binderfs" [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 643] <... futex resumed>) = 0 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 644] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 643] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 640] close(9 [pid 639] close(9 [pid 299] umount2("./33/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./35/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] <... futex resumed>) = 0 [pid 643] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] close(10 [pid 639] close(10 [pid 299] newfstatat(AT_FDCWD, "./33/cgroup.net", [pid 298] newfstatat(AT_FDCWD, "./35/cgroup.net", [pid 644] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 643] <... futex resumed>) = 0 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 643] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 640] close(11 [pid 639] close(11 [pid 299] unlink("./33/cgroup.net" [pid 298] unlink("./35/cgroup.net" [pid 644] <... bpf resumed>) = 4 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 644] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] close(12 [pid 639] close(12 [pid 299] umount2("./33/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./35/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 644] <... futex resumed>) = 1 [pid 643] <... futex resumed>) = 0 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 644] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 643] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 640] close(13 [pid 639] close(13 [pid 299] newfstatat(AT_FDCWD, "./33/cgroup.cpu", [pid 298] newfstatat(AT_FDCWD, "./35/cgroup.cpu", [pid 644] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 643] <... futex resumed>) = 0 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 644] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 643] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 640] close(14 [pid 639] close(14 [pid 299] unlink("./33/cgroup.cpu" [pid 298] unlink("./35/cgroup.cpu" [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 640] close(15 [pid 639] close(15 [pid 299] umount2("./33/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./35/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 640] close(16 [pid 639] close(16 [pid 299] newfstatat(AT_FDCWD, "./33/cgroup", [pid 298] newfstatat(AT_FDCWD, "./35/cgroup", [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 640] close(17 [pid 639] close(17 [pid 299] unlink("./33/cgroup" [pid 298] unlink("./35/cgroup" [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 640] close(18 [pid 639] close(18 [pid 299] getdents64(3, [pid 298] getdents64(3, [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 640] close(19 [pid 639] close(19 [pid 299] close(3 [pid 298] close(3 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... close resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 640] close(20 [pid 639] close(20 [pid 299] rmdir("./33" [pid 298] rmdir("./35" [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 640] close(21 [pid 639] close(21 [pid 299] mkdir("./34", 0777 [pid 298] mkdir("./36", 0777 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... mkdir resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 640] close(22 [pid 639] close(22 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 645 attached [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] set_robust_list(0x55559251a6a0, 24./strace-static-x86_64: Process 646 attached ) = 0 [pid 640] close(23 [pid 639] close(23 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 70 [pid 646] set_robust_list(0x55559251a6a0, 24 [pid 645] chdir("./34" [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 74 [pid 646] <... set_robust_list resumed>) = 0 [pid 645] <... chdir resumed>) = 0 [pid 640] close(24 [pid 639] close(24 [pid 646] chdir("./36" [pid 645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 646] <... chdir resumed>) = 0 [pid 645] <... prctl resumed>) = 0 [pid 640] close(25 [pid 639] close(25 [pid 646] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 646] <... prctl resumed>) = 0 [pid 645] setpgid(0, 0 [pid 640] close(26 [pid 639] close(26 [pid 646] setpgid(0, 0 [pid 645] <... setpgid resumed>) = 0 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 646] <... setpgid resumed>) = 0 [pid 640] close(27 [pid 639] close(27 [pid 646] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 645] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 646] <... symlink resumed>) = 0 [pid 640] close(28 [pid 639] close(28 [pid 646] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 645] <... symlink resumed>) = 0 [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 646] <... symlink resumed>) = 0 [pid 640] close(29 [pid 639] close(29 [pid 646] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 645] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 646] <... symlink resumed>) = 0 [pid 645] <... symlink resumed>) = 0 [pid 640] exit_group(0 [pid 639] exit_group(0 [pid 646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 645] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 642] <... futex resumed>) = ? [pid 641] <... futex resumed>) = ? [pid 640] <... exit_group resumed>) = ? [pid 639] <... exit_group resumed>) = ? [pid 646] <... openat resumed>) = 3 [pid 645] <... symlink resumed>) = 0 [pid 642] +++ exited with 0 +++ [pid 641] +++ exited with 0 +++ [pid 640] +++ exited with 0 +++ [pid 639] +++ exited with 0 +++ [pid 646] write(3, "1000", 4 [pid 645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 646] <... write resumed>) = 4 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 646] close(3 [pid 645] <... openat resumed>) = 3 [pid 296] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW [pid 646] <... close resumed>) = 0 [pid 645] write(3, "1000", 4 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 646] symlink("/dev/binderfs", "./binderfs" [pid 645] <... write resumed>) = 4 [pid 296] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 646] <... symlink resumed>) = 0 [pid 645] close(3 [pid 646] write(1, "executing program\n", 18executing program [pid 645] <... close resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 646] <... write resumed>) = 18 [pid 645] symlink("/dev/binderfs", "./binderfs" [pid 296] newfstatat(3, "", [pid 646] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... symlink resumed>) = 0 executing program [pid 646] <... futex resumed>) = 0 [pid 645] write(1, "executing program\n", 18 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 646] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 645] <... write resumed>) = 18 [pid 296] getdents64(3, [pid 646] <... rt_sigaction resumed>NULL, 8) = 0 [pid 645] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 645] <... futex resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 645] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 296] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 646] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 645] <... rt_sigaction resumed>NULL, 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 646] <... mmap resumed>) = 0x7f2342d01000 [pid 645] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 296] newfstatat(AT_FDCWD, "./31/binderfs", [pid 646] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 646] <... mprotect resumed>) = 0 [pid 645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] unlink("./31/binderfs" [pid 646] rt_sigprocmask(SIG_BLOCK, ~[], [pid 645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 646] <... rt_sigprocmask resumed>[], 8) = 0 [pid 645] <... mmap resumed>) = 0x7f2342d01000 [pid 296] <... unlink resumed>) = 0 [pid 646] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 645] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 296] umount2("./31/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 647 attached [pid 646] <... clone3 resumed> => {parent_tid=[75]}, 88) = 75 [pid 645] rt_sigprocmask(SIG_BLOCK, ~[], [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 647] set_robust_list(0x7f2342d219a0, 24 [pid 646] rt_sigprocmask(SIG_SETMASK, [], [pid 645] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] newfstatat(AT_FDCWD, "./31/cgroup.net", [pid 647] <... set_robust_list resumed>) = 0 [pid 646] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 645] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 648 attached [pid 647] rt_sigprocmask(SIG_SETMASK, [], [pid 646] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 648] set_robust_list(0x7f2342d219a0, 24 [pid 647] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 646] <... futex resumed>) = 0 [pid 645] <... clone3 resumed> => {parent_tid=[71]}, 88) = 71 [pid 296] unlink("./31/cgroup.net" [pid 648] <... set_robust_list resumed>) = 0 [pid 647] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 646] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 645] rt_sigprocmask(SIG_SETMASK, [], [pid 648] rt_sigprocmask(SIG_SETMASK, [], [pid 647] <... bpf resumed>) = 3 [pid 296] <... unlink resumed>) = 0 [pid 648] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 647] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] umount2("./31/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 648] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] <... futex resumed>) = 1 [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... futex resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./31/cgroup.cpu", [pid 648] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 648] <... bpf resumed>) = 3 [pid 647] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 646] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./31/cgroup.cpu" [pid 648] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 648] <... futex resumed>) = 1 [pid 647] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... futex resumed>) = 0 [pid 296] umount2("./31/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 648] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] <... futex resumed>) = 1 [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... futex resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./31/cgroup", [pid 648] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 648] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 647] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 646] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./31/cgroup" [pid 648] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] <... bpf resumed>, 56) = 0 [pid 644] <... bpf resumed>) = 5 [pid 648] <... futex resumed>) = 1 [pid 647] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... futex resumed>) = 0 [pid 644] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 648] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] <... futex resumed>) = 1 [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] getdents64(3, [pid 648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... futex resumed>) = 0 [pid 644] <... futex resumed>) = 1 [pid 643] <... futex resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 648] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] close(3 [pid 648] <... bpf resumed>, 56) = 0 [pid 647] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 646] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 644] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 643] close(3 [pid 296] <... close resumed>) = 0 [pid 648] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] rmdir("./31" [pid 648] <... futex resumed>) = 1 [pid 647] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... futex resumed>) = 0 [pid 643] <... close resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 648] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] <... futex resumed>) = 1 [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] close(4 [pid 296] mkdir("./32", 0777 [pid 648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] <... futex resumed>) = 0 [pid 643] <... close resumed>) = 0 [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... futex resumed>) = 0 [pid 645] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] close(5 [pid 297] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... mkdir resumed>) = 0 [pid 648] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 647] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 646] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 648] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... close resumed>) = 0 [pid 643] close(6 [pid 647] <... bpf resumed>) = 4 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 643] close(7) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 649 attached [pid 648] <... futex resumed>) = 1 [pid 645] <... futex resumed>) = 0 [pid 643] close(8 [pid 649] set_robust_list(0x55559251a6a0, 24 [pid 648] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... openat resumed>) = 3 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 66 [pid 649] <... set_robust_list resumed>) = 0 [pid 648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 647] <... futex resumed>) = 1 [pid 646] <... futex resumed>) = 0 [pid 645] <... futex resumed>) = 0 [pid 643] close(9 [pid 297] newfstatat(3, "", [pid 649] chdir("./32" [pid 648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 647] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 645] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 649] <... chdir resumed>) = 0 [pid 648] <... bpf resumed>) = 4 [pid 647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... futex resumed>) = 0 [pid 643] close(10 [pid 297] getdents64(3, [pid 649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 648] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 646] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 649] <... prctl resumed>) = 0 [pid 648] <... futex resumed>) = 1 [pid 645] <... futex resumed>) = 0 [pid 643] close(11 [pid 297] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] setpgid(0, 0 [pid 648] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 645] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 649] <... setpgid resumed>) = 0 [pid 648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 645] <... futex resumed>) = 0 [pid 643] close(12 [pid 297] newfstatat(AT_FDCWD, "./32/binderfs", [pid 649] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 648] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 645] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 649] <... symlink resumed>) = 0 [pid 643] close(13 [pid 297] unlink("./32/binderfs" [pid 649] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 649] <... symlink resumed>) = 0 [pid 643] close(14 [pid 297] umount2("./32/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 649] <... symlink resumed>) = 0 [pid 643] close(15 [pid 297] newfstatat(AT_FDCWD, "./32/cgroup.net", [pid 649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 649] <... openat resumed>) = 3 [pid 643] close(16 [pid 297] unlink("./32/cgroup.net" [pid 649] write(3, "1000", 4 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 649] <... write resumed>) = 4 [pid 643] close(17 [pid 297] umount2("./32/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] close(3 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 649] <... close resumed>) = 0 [pid 643] close(18 [pid 297] newfstatat(AT_FDCWD, "./32/cgroup.cpu", [pid 649] symlink("/dev/binderfs", "./binderfs" [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 649] <... symlink resumed>) = 0 [pid 643] close(19 [pid 297] unlink("./32/cgroup.cpu"executing program [pid 649] write(1, "executing program\n", 18 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 649] <... write resumed>) = 18 [pid 297] umount2("./32/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] close(20 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 649] <... futex resumed>) = 0 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./32/cgroup", [pid 649] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 643] close(21 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 649] <... rt_sigaction resumed>NULL, 8) = 0 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./32/cgroup" [pid 649] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 643] close(22 [pid 297] <... unlink resumed>) = 0 [pid 649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] getdents64(3, [pid 649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 649] <... mmap resumed>) = 0x7f2342d01000 [pid 643] close(23 [pid 297] close(3 [pid 649] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 643] close(24 [pid 297] <... close resumed>) = 0 [pid 649] <... mprotect resumed>) = 0 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] rmdir("./32" [pid 649] rt_sigprocmask(SIG_BLOCK, ~[], [pid 643] close(25 [pid 297] <... rmdir resumed>) = 0 [pid 649] <... rt_sigprocmask resumed>[], 8) = 0 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./33", 0777 [pid 649] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 643] close(26 [pid 297] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 650 attached [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 650] set_robust_list(0x7f2342d219a0, 24 [pid 649] <... clone3 resumed> => {parent_tid=[67]}, 88) = 67 [pid 643] close(27./strace-static-x86_64: Process 651 attached [pid 650] <... set_robust_list resumed>) = 0 [pid 649] rt_sigprocmask(SIG_SETMASK, [], [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 68 [pid 651] set_robust_list(0x55559251a6a0, 24 [pid 650] rt_sigprocmask(SIG_SETMASK, [], [pid 649] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 643] close(28 [pid 651] <... set_robust_list resumed>) = 0 [pid 650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 649] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 651] chdir("./33") = 0 [pid 650] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 643] close(29 [pid 651] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 650] <... bpf resumed>) = 3 [pid 643] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] setpgid(0, 0 [pid 650] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 643] exit_group(0 [pid 651] <... setpgid resumed>) = 0 [pid 650] <... futex resumed>) = 1 [pid 649] <... futex resumed>) = 0 [pid 644] <... futex resumed>) = ? [pid 643] <... exit_group resumed>) = ? [pid 651] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 650] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 649] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 644] +++ exited with 0 +++ [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 643] +++ exited with 0 +++ [pid 650] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 651] <... symlink resumed>) = 0 [pid 650] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 651] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 650] <... futex resumed>) = 1 [pid 649] <... futex resumed>) = 0 [pid 651] <... symlink resumed>) = 0 [pid 650] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 649] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 651] <... symlink resumed>) = 0 [pid 650] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 650] <... bpf resumed>, 56) = 0 [pid 651] write(3, "1000", 4 [pid 650] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... write resumed>) = 4 [pid 650] <... futex resumed>) = 1 [pid 649] <... futex resumed>) = 0 [pid 651] close(3 [pid 650] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 649] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... close resumed>) = 0 [pid 650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 651] symlink("/dev/binderfs", "./binderfs" [pid 650] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 651] <... symlink resumed>) = 0 [pid 650] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 651] write(1, "executing program\n", 18executing program [pid 650] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... write resumed>) = 18 [pid 650] <... futex resumed>) = 1 [pid 649] <... futex resumed>) = 0 [pid 649] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 649] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 651] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 650] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 651] <... futex resumed>) = 0 [pid 651] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 651] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 650] <... bpf resumed>) = 4 [pid 651] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 650] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] rt_sigprocmask(SIG_BLOCK, ~[], [pid 650] <... futex resumed>) = 1 [pid 649] <... futex resumed>) = 0 [pid 651] <... rt_sigprocmask resumed>[], 8) = 0 [pid 650] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 649] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 649] <... futex resumed>) = 0 ./strace-static-x86_64: Process 652 attached [pid 650] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 649] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 652] set_robust_list(0x7f2342d219a0, 24 [pid 651] <... clone3 resumed> => {parent_tid=[69]}, 88) = 69 [pid 652] <... set_robust_list resumed>) = 0 [pid 651] rt_sigprocmask(SIG_SETMASK, [], [pid 652] rt_sigprocmask(SIG_SETMASK, [], [pid 651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 652] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 651] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 651] <... futex resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 651] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 652] <... bpf resumed>) = 3 [pid 652] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 652] <... futex resumed>) = 1 [pid 651] <... futex resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 652] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... openat resumed>) = 3 [pid 652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 651] <... futex resumed>) = 0 [pid 295] newfstatat(3, "", [pid 652] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 651] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 652] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 295] getdents64(3, [pid 652] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 652] <... futex resumed>) = 1 [pid 651] <... futex resumed>) = 0 [pid 295] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 651] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 652] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 651] <... futex resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./36/binderfs", [pid 652] <... bpf resumed>, 56) = 0 [pid 651] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 652] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] unlink("./36/binderfs" [pid 652] <... futex resumed>) = 0 [pid 651] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... unlink resumed>) = 0 [pid 652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 651] <... futex resumed>) = 0 [pid 295] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 652] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 651] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 650] <... bpf resumed>) = 5 [pid 648] <... bpf resumed>) = 5 [pid 647] <... bpf resumed>) = 5 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 652] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 650] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 648] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] newfstatat(AT_FDCWD, "./36/cgroup.net", [pid 652] <... futex resumed>) = 0 [pid 651] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 650] <... futex resumed>) = 1 [pid 649] <... futex resumed>) = 0 [pid 648] <... futex resumed>) = 1 [pid 647] <... futex resumed>) = 1 [pid 646] <... futex resumed>) = 0 [pid 645] <... futex resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 651] <... futex resumed>) = 0 [pid 650] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 649] close(3 [pid 648] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 647] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] close(3 [pid 645] close(3 [pid 295] unlink("./36/cgroup.net" [pid 649] <... close resumed>) = 0 [pid 646] <... close resumed>) = 0 [pid 645] <... close resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 652] <... bpf resumed>) = 4 [pid 651] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 649] close(4 [pid 652] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] close(4 [pid 645] close(4 [pid 295] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 652] <... futex resumed>) = 0 [pid 651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 649] <... close resumed>) = 0 [pid 646] <... close resumed>) = 0 [pid 645] <... close resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 652] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 649] close(5 [pid 646] close(5 [pid 645] close(5 [pid 295] newfstatat(AT_FDCWD, "./36/cgroup.cpu", [pid 652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 651] <... futex resumed>) = 0 [pid 649] <... close resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 652] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 651] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 649] close(6 [pid 295] unlink("./36/cgroup.cpu" [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... unlink resumed>) = 0 [pid 649] close(7 [pid 295] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 649] close(8 [pid 295] newfstatat(AT_FDCWD, "./36/cgroup", [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 649] close(9 [pid 295] unlink("./36/cgroup" [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... unlink resumed>) = 0 [pid 649] close(10 [pid 295] getdents64(3, [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 649] close(11 [pid 295] close(3 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... close resumed>) = 0 [pid 649] close(12 [pid 295] rmdir("./36" [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... rmdir resumed>) = 0 [pid 649] close(13 [pid 295] mkdir("./37", 0777 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... mkdir resumed>) = 0 [pid 649] close(14 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 653 attached [pid 649] close(15 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 76 [pid 653] set_robust_list(0x55559251a6a0, 24 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] <... set_robust_list resumed>) = 0 [pid 649] close(16) = -1 EBADF (Bad file descriptor) [pid 649] close(17) = -1 EBADF (Bad file descriptor) [pid 653] chdir("./37" [pid 649] close(18 [pid 653] <... chdir resumed>) = 0 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 649] close(19 [pid 653] <... prctl resumed>) = 0 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] setpgid(0, 0 [pid 649] close(20 [pid 653] <... setpgid resumed>) = 0 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 649] close(21) = -1 EBADF (Bad file descriptor) [pid 649] close(22) = -1 EBADF (Bad file descriptor) [pid 649] close(23) = -1 EBADF (Bad file descriptor) [pid 653] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 649] close(24) = -1 EBADF (Bad file descriptor) [pid 649] close(25 [pid 653] <... symlink resumed>) = 0 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 649] close(26) = -1 EBADF (Bad file descriptor) [pid 649] close(27) = -1 EBADF (Bad file descriptor) [pid 649] close(28) = -1 EBADF (Bad file descriptor) [pid 649] close(29 [pid 653] <... symlink resumed>) = 0 [pid 649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 649] exit_group(0 [pid 650] <... futex resumed>) = ? [pid 649] <... exit_group resumed>) = ? [pid 653] <... symlink resumed>) = 0 [pid 650] +++ exited with 0 +++ [pid 653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 649] +++ exited with 0 +++ [pid 653] <... openat resumed>) = 3 [pid 653] write(3, "1000", 4 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 653] <... write resumed>) = 4 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 653] close(3) = 0 [pid 653] symlink("/dev/binderfs", "./binderfs") = 0 [pid 653] write(1, "executing program\n", 18executing program ) = 18 [pid 653] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 653] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 653] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 653] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 653] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 654 attached => {parent_tid=[77]}, 88) = 77 [pid 654] set_robust_list(0x7f2342d219a0, 24 [pid 653] rt_sigprocmask(SIG_SETMASK, [], [pid 654] <... set_robust_list resumed>) = 0 [pid 653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 654] rt_sigprocmask(SIG_SETMASK, [], [pid 653] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 653] <... futex resumed>) = 0 [pid 654] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 653] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>) = 3 [pid 654] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 654] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 654] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 653] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 654] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 654] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 654] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 653] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>, 56) = 0 [pid 654] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 654] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 653] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 654] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 654] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 654] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 653] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 654] <... bpf resumed>) = 4 [pid 654] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 653] <... futex resumed>) = 0 [pid 654] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] <... futex resumed>) = 0 [pid 654] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 653] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./32/binderfs") = 0 [pid 296] umount2("./32/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./32/cgroup.net") = 0 [pid 296] umount2("./32/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./32/cgroup.cpu") = 0 [pid 296] umount2("./32/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./32/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./32") = 0 [pid 296] mkdir("./33", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 655 attached , child_tidptr=0x55559251a690) = 68 [pid 655] set_robust_list(0x55559251a6a0, 24) = 0 [pid 655] chdir("./33") = 0 [pid 655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 655] setpgid(0, 0) = 0 [pid 655] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 655] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 646] <... close resumed>) = 0 [pid 655] <... symlink resumed>) = 0 [pid 645] <... close resumed>) = 0 [pid 655] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 646] close(6 [pid 655] <... symlink resumed>) = 0 [pid 645] close(6 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 646] close(7 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] <... openat resumed>) = 3 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(7 [pid 655] write(3, "1000", 4 [pid 646] close(8 [pid 655] <... write resumed>) = 4 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] close(3 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(8 [pid 655] <... close resumed>) = 0 [pid 646] close(9 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] symlink("/dev/binderfs", "./binderfs" [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] <... symlink resumed>) = 0 executing program [pid 645] close(9 [pid 646] close(10 [pid 655] write(1, "executing program\n", 18 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] <... write resumed>) = 18 [pid 646] close(11 [pid 645] close(10 [pid 655] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] <... futex resumed>) = 0 [pid 646] close(12 [pid 645] close(11 [pid 655] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] <... rt_sigaction resumed>NULL, 8) = 0 [pid 655] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 646] close(13 [pid 645] close(12 [pid 655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 646] close(14 [pid 645] close(13 [pid 655] <... mmap resumed>) = 0x7f2342d01000 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 646] close(15 [pid 655] <... mprotect resumed>) = 0 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(14 [pid 655] rt_sigprocmask(SIG_BLOCK, ~[], [pid 646] close(16 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 655] <... rt_sigprocmask resumed>[], 8) = 0 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(15 [pid 655] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 646] close(17 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 656 attached [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(16 [pid 656] set_robust_list(0x7f2342d219a0, 24 [pid 655] <... clone3 resumed> => {parent_tid=[69]}, 88) = 69 [pid 646] close(18 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] <... set_robust_list resumed>) = 0 [pid 655] rt_sigprocmask(SIG_SETMASK, [], [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(17 [pid 656] rt_sigprocmask(SIG_SETMASK, [], [pid 655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 646] close(19 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 655] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(18 [pid 646] close(20 [pid 655] <... futex resumed>) = 0 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 655] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(19 [pid 656] <... bpf resumed>) = 3 [pid 646] close(21 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(20 [pid 656] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 646] close(22 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(21 [pid 656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] close(23 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 655] <... futex resumed>) = 0 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(22 [pid 656] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 655] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] close(24 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(23 [pid 656] <... futex resumed>) = 0 [pid 655] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] close(25 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 655] <... futex resumed>) = 0 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(24 [pid 656] <... bpf resumed>, 56) = 0 [pid 655] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] close(26 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(25 [pid 656] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] close(27 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(26 [pid 656] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] close(28 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = 0 [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(27 [pid 656] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 655] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] close(29 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 646] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] close(28 [pid 656] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 646] exit_group(0 [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 656] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 647] <... futex resumed>) = ? [pid 646] <... exit_group resumed>) = ? [pid 645] close(29 [pid 656] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 647] +++ exited with 0 +++ [pid 656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = 0 [pid 656] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 655] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 646] +++ exited with 0 +++ [pid 645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 645] exit_group(0 [pid 648] <... futex resumed>) = ? [pid 645] <... exit_group resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 656] <... bpf resumed>) = 4 [pid 648] +++ exited with 0 +++ [pid 656] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 655] <... futex resumed>) = 0 [pid 656] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 645] +++ exited with 0 +++ [pid 655] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 656] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 655] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 299] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 299] unlink("./34/binderfs") = 0 [pid 299] umount2("./34/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./34/cgroup.net", [pid 298] newfstatat(3, "", [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./34/cgroup.net" [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./34/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3, [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] newfstatat(AT_FDCWD, "./34/cgroup.cpu", [pid 298] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] unlink("./34/cgroup.cpu" [pid 298] newfstatat(AT_FDCWD, "./36/binderfs", [pid 299] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] umount2("./34/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] unlink("./36/binderfs" [pid 299] newfstatat(AT_FDCWD, "./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 299] unlink("./34/cgroup") = 0 [pid 298] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./34" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./36/cgroup.net", [pid 299] mkdir("./35", 0777) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] unlink("./36/cgroup.net") = 0 [pid 298] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 657 attached [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 72 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 657] set_robust_list(0x55559251a6a0, 24 [pid 298] newfstatat(AT_FDCWD, "./36/cgroup.cpu", [pid 657] <... set_robust_list resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./36/cgroup.cpu" [pid 657] chdir("./35" [pid 298] <... unlink resumed>) = 0 [pid 657] <... chdir resumed>) = 0 [pid 298] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 657] <... prctl resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./36/cgroup", [pid 657] setpgid(0, 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 657] <... setpgid resumed>) = 0 [pid 298] unlink("./36/cgroup") = 0 [pid 657] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 657] <... symlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 657] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 298] rmdir("./36" [pid 657] <... symlink resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 657] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 298] mkdir("./37", 0777 [pid 657] <... symlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 76 ./strace-static-x86_64: Process 658 attached [pid 658] set_robust_list(0x55559251a6a0, 24 [pid 657] <... openat resumed>) = 3 [pid 656] <... bpf resumed>) = 5 [pid 654] <... bpf resumed>) = 5 [pid 652] <... bpf resumed>) = 5 [pid 658] <... set_robust_list resumed>) = 0 [pid 657] write(3, "1000", 4 [pid 656] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 654] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 652] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] chdir("./37" [pid 657] <... write resumed>) = 4 [pid 656] <... futex resumed>) = 1 [pid 655] <... futex resumed>) = 0 [pid 654] <... futex resumed>) = 1 [pid 652] <... futex resumed>) = 1 [pid 658] <... chdir resumed>) = 0 [pid 657] close(3 [pid 656] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] close(3 [pid 654] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 653] <... futex resumed>) = 0 [pid 652] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 651] <... futex resumed>) = 0 [pid 658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 657] <... close resumed>) = 0 [pid 655] <... close resumed>) = 0 [pid 653] close(3 [pid 651] close(3 [pid 658] <... prctl resumed>) = 0 [pid 657] symlink("/dev/binderfs", "./binderfs" [pid 655] close(4 [pid 653] <... close resumed>) = 0 [pid 651] <... close resumed>) = 0 [pid 658] setpgid(0, 0 [pid 657] <... symlink resumed>) = 0 [pid 655] <... close resumed>) = 0 [pid 653] close(4executing program [pid 651] close(4 [pid 658] <... setpgid resumed>) = 0 [pid 657] write(1, "executing program\n", 18 [pid 655] close(5 [pid 653] <... close resumed>) = 0 [pid 651] <... close resumed>) = 0 [pid 658] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 657] <... write resumed>) = 18 [pid 655] <... close resumed>) = 0 [pid 653] close(5 [pid 651] close(5 [pid 658] <... symlink resumed>) = 0 [pid 657] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] close(6 [pid 653] <... close resumed>) = 0 [pid 651] <... close resumed>) = 0 [pid 658] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 657] <... futex resumed>) = 0 [pid 658] <... symlink resumed>) = 0 [pid 657] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(6 [pid 651] close(6 [pid 658] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 657] <... rt_sigaction resumed>NULL, 8) = 0 [pid 658] <... symlink resumed>) = 0 [pid 657] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 655] close(7 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(7 [pid 651] close(7 [pid 658] <... openat resumed>) = 3 [pid 657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 655] close(8 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 658] write(3, "1000", 4 [pid 657] <... mmap resumed>) = 0x7f2342d01000 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(8 [pid 651] close(8 [pid 658] <... write resumed>) = 4 [pid 657] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 655] close(9 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 658] close(3 [pid 657] <... mprotect resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(9 [pid 651] close(9 [pid 658] <... close resumed>) = 0 [pid 657] rt_sigprocmask(SIG_BLOCK, ~[], [pid 655] close(10 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 658] symlink("/dev/binderfs", "./binderfs" [pid 657] <... rt_sigprocmask resumed>[], 8) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(10 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 658] <... symlink resumed>) = 0 [pid 657] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 655] close(11 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(10executing program ./strace-static-x86_64: Process 659 attached [pid 658] write(1, "executing program\n", 18 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(11 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 659] set_robust_list(0x7f2342d219a0, 24 [pid 658] <... write resumed>) = 18 [pid 657] <... clone3 resumed> => {parent_tid=[73]}, 88) = 73 [pid 655] close(12 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(11 [pid 659] <... set_robust_list resumed>) = 0 [pid 658] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] rt_sigprocmask(SIG_SETMASK, [], [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(12 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 659] rt_sigprocmask(SIG_SETMASK, [], [pid 658] <... futex resumed>) = 0 [pid 657] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 655] close(13 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(12 [pid 659] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 658] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 657] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 658] <... rt_sigaction resumed>NULL, 8) = 0 [pid 657] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(13 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 659] <... bpf resumed>) = 3 [pid 658] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 657] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] close(14 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(13 [pid 659] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(14 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 659] <... futex resumed>) = 0 [pid 658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 657] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] close(15 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(14 [pid 659] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 658] <... mmap resumed>) = 0x7f2342d01000 [pid 657] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(15 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 659] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 658] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 657] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] close(16 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(15 [pid 659] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... mprotect resumed>) = 0 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(16 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 659] <... futex resumed>) = 0 [pid 658] rt_sigprocmask(SIG_BLOCK, ~[], [pid 657] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] close(17 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(16 [pid 659] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 658] <... rt_sigprocmask resumed>[], 8) = 0 [pid 657] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(17 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 659] <... bpf resumed>, 56) = 0 [pid 658] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 657] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] close(18 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 660 attached [pid 659] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(17 [pid 660] set_robust_list(0x7f2342d219a0, 24 [pid 659] <... futex resumed>) = 0 [pid 658] <... clone3 resumed> => {parent_tid=[77]}, 88) = 77 [pid 657] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] close(19 [pid 653] close(18 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] <... set_robust_list resumed>) = 0 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 658] rt_sigprocmask(SIG_SETMASK, [], [pid 657] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] rt_sigprocmask(SIG_SETMASK, [], [pid 659] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 657] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] close(20 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(18 [pid 660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 659] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(19 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 659] <... futex resumed>) = 0 [pid 658] <... futex resumed>) = 0 [pid 657] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] close(21 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] close(19 [pid 660] <... bpf resumed>) = 3 [pid 659] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 658] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 657] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(20 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 657] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 658] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 658] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] close(22 [pid 659] <... bpf resumed>) = 4 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] <... futex resumed>) = 1 [pid 659] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = 0 [pid 655] close(23 [pid 653] close(21 [pid 651] close(20 [pid 660] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 659] <... futex resumed>) = 1 [pid 658] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 657] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 659] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 657] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] close(24 [pid 653] close(22 [pid 651] close(21 [pid 660] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 657] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 655] close(25 [pid 660] <... futex resumed>) = 1 [pid 659] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 658] <... futex resumed>) = 0 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 655] close(26) = -1 EBADF (Bad file descriptor) [pid 655] close(27) = -1 EBADF (Bad file descriptor) [pid 655] close(28 [pid 653] close(23 [pid 651] close(22 [pid 660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 658] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 658] <... futex resumed>) = 0 [pid 655] close(29 [pid 653] close(24 [pid 651] close(23 [pid 660] <... bpf resumed>, 56) = 0 [pid 658] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 655] exit_group(0 [pid 653] close(25 [pid 651] close(24 [pid 660] <... futex resumed>) = 0 [pid 658] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 656] <... futex resumed>) = ? [pid 655] <... exit_group resumed>) = ? [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 658] <... futex resumed>) = 0 [pid 656] +++ exited with 0 +++ [pid 653] close(26 [pid 651] close(25 [pid 660] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 658] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 655] +++ exited with 0 +++ [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 653] close(27 [pid 651] close(26 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 660] <... futex resumed>) = 0 [pid 658] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 660] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 658] <... futex resumed>) = 0 [pid 653] close(28 [pid 651] close(27 [pid 658] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 653] close(29) = -1 EBADF (Bad file descriptor) [pid 653] exit_group(0 [pid 654] <... futex resumed>) = ? [pid 653] <... exit_group resumed>) = ? [pid 660] <... bpf resumed>) = 4 [pid 654] +++ exited with 0 +++ [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] close(28 [pid 660] <... futex resumed>) = 1 [pid 658] <... futex resumed>) = 0 [pid 653] +++ exited with 0 +++ [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 660] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 651] close(29 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 658] <... futex resumed>) = 0 [pid 651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 660] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 658] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 651] exit_group(0 [pid 652] <... futex resumed>) = ? [pid 651] <... exit_group resumed>) = ? [pid 652] +++ exited with 0 +++ [pid 651] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./37/binderfs") = 0 [pid 295] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./37/cgroup.net") = 0 [pid 295] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./37/cgroup.cpu") = 0 [pid 295] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./37/cgroup") = 0 [pid 660] <... bpf resumed>) = 5 [pid 659] <... bpf resumed>) = 5 [pid 295] getdents64(3, [pid 660] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = 1 [pid 659] <... futex resumed>) = 1 [pid 660] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 659] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 658] <... futex resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 657] <... futex resumed>) = 0 [pid 658] close(3 [pid 657] close(3 [pid 295] close(3 [pid 658] <... close resumed>) = 0 [pid 657] <... close resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 658] close(4 [pid 657] close(4 [pid 295] rmdir("./37" [pid 658] <... close resumed>) = 0 [pid 657] <... close resumed>) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 658] close(5 [pid 657] close(5 [pid 295] mkdir("./38", 0777 [pid 658] <... close resumed>) = 0 [pid 657] <... close resumed>) = 0 [pid 658] close(6 [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(6 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 658] close(7 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 658] close(8) = -1 EBADF (Bad file descriptor) [pid 658] close(9) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 661 attached [pid 658] close(10 [pid 657] close(7 [pid 296] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 78 [pid 661] set_robust_list(0x55559251a6a0, 24 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 661] <... set_robust_list resumed>) = 0 [pid 658] close(11 [pid 657] close(8 [pid 296] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 661] chdir("./38" [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... openat resumed>) = 3 [pid 661] <... chdir resumed>) = 0 [pid 658] close(12 [pid 657] close(9 [pid 296] newfstatat(3, "", [pid 661] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 661] <... prctl resumed>) = 0 [pid 658] close(13 [pid 657] close(10 [pid 296] getdents64(3, [pid 661] setpgid(0, 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 661] <... setpgid resumed>) = 0 [pid 658] close(14 [pid 657] close(11 [pid 296] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 661] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 661] <... symlink resumed>) = 0 [pid 658] close(15 [pid 657] close(12 [pid 296] newfstatat(AT_FDCWD, "./33/binderfs", [pid 661] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 661] <... symlink resumed>) = 0 [pid 658] close(16 [pid 657] close(13 [pid 296] unlink("./33/binderfs" [pid 661] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 661] <... symlink resumed>) = 0 [pid 658] close(17 [pid 657] close(14 [pid 296] <... unlink resumed>) = 0 [pid 661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./33/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 661] <... openat resumed>) = 3 [pid 658] close(18 [pid 657] close(15 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 661] write(3, "1000", 4 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./33/cgroup.net", [pid 661] <... write resumed>) = 4 [pid 658] close(19 [pid 657] close(16 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 661] close(3 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./33/cgroup.net" [pid 661] <... close resumed>) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(17 [pid 296] <... unlink resumed>) = 0 [pid 661] symlink("/dev/binderfs", "./binderfs" [pid 658] close(20 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... restart_syscall resumed>) = 0 [pid 296] umount2("./33/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 661] <... symlink resumed>) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(18 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 661] write(1, "executing program\n", 18executing program [pid 658] close(21 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./33/cgroup.cpu", [pid 661] <... write resumed>) = 18 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(19 [pid 297] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 661] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 658] close(22 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./33/cgroup.cpu" [pid 661] <... futex resumed>) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(20 [pid 297] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... unlink resumed>) = 0 [pid 661] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 658] close(23 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... openat resumed>) = 3 [pid 296] umount2("./33/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 661] <... rt_sigaction resumed>NULL, 8) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(21 [pid 297] newfstatat(3, "", [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 661] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 658] close(24 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] newfstatat(AT_FDCWD, "./33/cgroup", [pid 661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(22 [pid 297] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 658] close(25 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] unlink("./33/cgroup" [pid 661] <... mmap resumed>) = 0x7f2342d01000 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(23 [pid 297] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... unlink resumed>) = 0 [pid 661] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 658] close(26 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] getdents64(3, [pid 661] <... mprotect resumed>) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(24 [pid 297] newfstatat(AT_FDCWD, "./33/binderfs", [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 661] rt_sigprocmask(SIG_BLOCK, ~[], [pid 658] close(27 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] close(3 [pid 661] <... rt_sigprocmask resumed>[], 8) = 0 [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(25 [pid 297] unlink("./33/binderfs" [pid 296] <... close resumed>) = 0 [pid 661] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 658] close(28 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 296] rmdir("./33"./strace-static-x86_64: Process 662 attached [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(26 [pid 297] umount2("./33/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... rmdir resumed>) = 0 [pid 662] set_robust_list(0x7f2342d219a0, 24 [pid 661] <... clone3 resumed> => {parent_tid=[79]}, 88) = 79 [pid 658] close(29 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] mkdir("./34", 0777 [pid 662] <... set_robust_list resumed>) = 0 [pid 661] rt_sigprocmask(SIG_SETMASK, [], [pid 658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 657] close(27 [pid 297] newfstatat(AT_FDCWD, "./33/cgroup.net", [pid 296] <... mkdir resumed>) = 0 [pid 662] rt_sigprocmask(SIG_SETMASK, [], [pid 661] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 658] exit_group(0 [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 661] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 660] <... futex resumed>) = ? [pid 658] <... exit_group resumed>) = ? [pid 657] close(28 [pid 297] unlink("./33/cgroup.net"./strace-static-x86_64: Process 663 attached [pid 662] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 661] <... futex resumed>) = 0 [pid 660] +++ exited with 0 +++ [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 663] set_robust_list(0x55559251a6a0, 24 [pid 661] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 657] close(29 [pid 297] umount2("./33/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 70 [pid 663] <... set_robust_list resumed>) = 0 [pid 662] <... bpf resumed>) = 3 [pid 658] +++ exited with 0 +++ [pid 657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 663] chdir("./34" [pid 662] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 657] exit_group(0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] newfstatat(AT_FDCWD, "./33/cgroup.cpu", [pid 663] <... chdir resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 661] <... futex resumed>) = 0 [pid 659] <... futex resumed>) = ? [pid 657] <... exit_group resumed>) = ? [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 662] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 661] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 659] +++ exited with 0 +++ [pid 657] +++ exited with 0 +++ [pid 297] unlink("./33/cgroup.cpu" [pid 663] <... prctl resumed>) = 0 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] <... futex resumed>) = 0 [pid 298] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 663] setpgid(0, 0 [pid 662] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 661] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 663] <... setpgid resumed>) = 0 [pid 662] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] umount2("./33/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 663] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 662] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... openat resumed>) = 3 [pid 662] <... futex resumed>) = 1 [pid 298] newfstatat(3, "", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 663] <... symlink resumed>) = 0 [pid 662] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 661] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(AT_FDCWD, "./33/cgroup", [pid 663] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 661] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 663] <... symlink resumed>) = 0 [pid 662] <... futex resumed>) = 0 [pid 661] <... futex resumed>) = 1 [pid 663] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 298] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./33/cgroup" [pid 663] <... symlink resumed>) = 0 [pid 662] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 661] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 662] <... bpf resumed>, 56) = 0 [pid 298] newfstatat(AT_FDCWD, "./37/binderfs", [pid 297] <... unlink resumed>) = 0 [pid 663] <... openat resumed>) = 3 [pid 662] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] getdents64(3, [pid 663] write(3, "1000", 4 [pid 662] <... futex resumed>) = 1 [pid 661] <... futex resumed>) = 0 [pid 298] unlink("./37/binderfs" [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 663] <... write resumed>) = 4 [pid 662] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 661] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 663] close(3 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] <... futex resumed>) = 0 [pid 298] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] close(3 [pid 663] <... close resumed>) = 0 [pid 662] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 661] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 663] symlink("/dev/binderfs", "./binderfs"executing program [pid 297] <... close resumed>) = 0 [pid 663] <... symlink resumed>) = 0 [pid 662] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 298] newfstatat(AT_FDCWD, "./37/cgroup.net", [pid 297] rmdir("./33" [pid 663] write(1, "executing program\n", 18 [pid 662] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 663] <... write resumed>) = 18 [pid 662] <... futex resumed>) = 1 [pid 661] <... futex resumed>) = 0 [pid 298] unlink("./37/cgroup.net" [pid 297] mkdir("./34", 0777 [pid 663] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 662] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 661] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... unlink resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] <... futex resumed>) = 0 [pid 298] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 663] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 662] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 661] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 664 attached [pid 663] <... rt_sigaction resumed>NULL, 8) = 0 [pid 664] set_robust_list(0x55559251a6a0, 24 [pid 663] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 70 [pid 664] <... set_robust_list resumed>) = 0 [pid 663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 662] <... bpf resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./37/cgroup.cpu", [pid 664] chdir("./34" [pid 663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 662] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 664] <... chdir resumed>) = 0 [pid 663] <... mmap resumed>) = 0x7f2342d01000 [pid 662] <... futex resumed>) = 1 [pid 661] <... futex resumed>) = 0 [pid 298] unlink("./37/cgroup.cpu" [pid 664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 663] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 662] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 661] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 664] <... prctl resumed>) = 0 [pid 663] <... mprotect resumed>) = 0 [pid 662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 664] setpgid(0, 0 [pid 663] rt_sigprocmask(SIG_BLOCK, ~[], [pid 662] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 661] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 664] <... setpgid resumed>) = 0 [pid 663] <... rt_sigprocmask resumed>[], 8) = 0 [pid 664] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 663] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 665 attached [pid 664] <... symlink resumed>) = 0 [pid 664] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 663] <... clone3 resumed> => {parent_tid=[71]}, 88) = 71 [pid 665] set_robust_list(0x7f2342d219a0, 24 [pid 664] <... symlink resumed>) = 0 [pid 663] rt_sigprocmask(SIG_SETMASK, [], [pid 662] <... bpf resumed>) = 5 [pid 298] newfstatat(AT_FDCWD, "./37/cgroup", [pid 665] <... set_robust_list resumed>) = 0 [pid 664] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 662] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 665] rt_sigprocmask(SIG_SETMASK, [], [pid 664] <... symlink resumed>) = 0 [pid 663] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 663] <... futex resumed>) = 0 [pid 662] <... futex resumed>) = 1 [pid 661] <... futex resumed>) = 0 [pid 298] unlink("./37/cgroup" [pid 665] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 664] <... openat resumed>) = 3 [pid 663] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 662] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 661] close(3 [pid 665] <... bpf resumed>) = 3 [pid 664] write(3, "1000", 4 [pid 661] <... close resumed>) = 0 [pid 299] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 665] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 664] <... write resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 664] close(3 [pid 299] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 665] <... futex resumed>) = 1 [pid 664] <... close resumed>) = 0 [pid 663] <... futex resumed>) = 0 [pid 661] close(4 [pid 299] <... openat resumed>) = 3 [pid 298] getdents64(3, [pid 665] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] symlink("/dev/binderfs", "./binderfs" [pid 663] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... close resumed>) = 0 [pid 299] newfstatat(3, "", [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 664] <... symlink resumed>) = 0 [pid 663] <... futex resumed>) = 0 executing program [pid 661] close(5 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] close(3 [pid 665] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 664] write(1, "executing program\n", 18 [pid 663] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] getdents64(3, [pid 665] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 664] <... write resumed>) = 18 [pid 661] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] <... close resumed>) = 0 [pid 665] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 664] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] close(6 [pid 299] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 665] <... futex resumed>) = 1 [pid 664] <... futex resumed>) = 0 [pid 663] <... futex resumed>) = 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] rmdir("./37" [pid 665] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 663] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./35/binderfs", [pid 665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 664] <... rt_sigaction resumed>NULL, 8) = 0 [pid 663] <... futex resumed>) = 0 [pid 661] close(7 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 665] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 663] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./35/binderfs" [pid 298] mkdir("./38", 0777 [pid 665] <... bpf resumed>, 56) = 0 [pid 664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 661] close(8 [pid 299] <... unlink resumed>) = 0 [pid 665] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./35/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... mkdir resumed>) = 0 [pid 665] <... futex resumed>) = 1 [pid 664] <... mmap resumed>) = 0x7f2342d01000 [pid 663] <... futex resumed>) = 0 [pid 661] close(9 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 665] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 663] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./35/cgroup.net", [pid 664] <... mprotect resumed>) = 0 [pid 663] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 666 attached [pid 664] rt_sigprocmask(SIG_BLOCK, ~[], [pid 663] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] close(10 [pid 299] unlink("./35/cgroup.net" [pid 666] set_robust_list(0x55559251a6a0, 24 [pid 665] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 664] <... rt_sigprocmask resumed>[], 8) = 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 78 [pid 666] <... set_robust_list resumed>) = 0 [pid 665] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 661] close(11 [pid 299] umount2("./35/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 667 attached [pid 666] chdir("./38" [pid 665] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 667] set_robust_list(0x7f2342d219a0, 24 [pid 666] <... chdir resumed>) = 0 [pid 665] <... futex resumed>) = 1 [pid 664] <... clone3 resumed> => {parent_tid=[71]}, 88) = 71 [pid 663] <... futex resumed>) = 0 [pid 661] close(12 [pid 299] newfstatat(AT_FDCWD, "./35/cgroup.cpu", [pid 667] <... set_robust_list resumed>) = 0 [pid 666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 665] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] rt_sigprocmask(SIG_SETMASK, [], [pid 663] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 667] rt_sigprocmask(SIG_SETMASK, [], [pid 666] <... prctl resumed>) = 0 [pid 665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 663] <... futex resumed>) = 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./35/cgroup.cpu" [pid 667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 666] setpgid(0, 0 [pid 665] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 664] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] close(13 [pid 299] <... unlink resumed>) = 0 [pid 667] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 666] <... setpgid resumed>) = 0 [pid 664] <... futex resumed>) = 0 [pid 299] umount2("./35/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 667] <... bpf resumed>) = 3 [pid 666] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 665] <... bpf resumed>) = 4 [pid 664] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 667] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... symlink resumed>) = 0 [pid 665] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] close(14 [pid 299] newfstatat(AT_FDCWD, "./35/cgroup", [pid 667] <... futex resumed>) = 0 [pid 666] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 665] <... futex resumed>) = 1 [pid 664] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 663] <... futex resumed>) = 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 667] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 666] <... symlink resumed>) = 0 [pid 665] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] <... futex resumed>) = 0 [pid 663] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] close(15 [pid 299] unlink("./35/cgroup" [pid 667] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 666] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 664] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] <... futex resumed>) = 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 667] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... symlink resumed>) = 0 [pid 665] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 663] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 661] close(16 [pid 299] <... unlink resumed>) = 0 [pid 667] <... futex resumed>) = 0 [pid 666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 664] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 661] close(17) = -1 EBADF (Bad file descriptor) [pid 661] close(18) = -1 EBADF (Bad file descriptor) [pid 661] close(19) = -1 EBADF (Bad file descriptor) [pid 661] close(20) = -1 EBADF (Bad file descriptor) [pid 661] close(21) = -1 EBADF (Bad file descriptor) [pid 664] <... futex resumed>) = 0 [pid 661] close(22 [pid 299] getdents64(3, [pid 667] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 666] <... openat resumed>) = 3 [pid 661] close(23 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 661] close(24 [pid 664] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] close(3 [pid 667] <... bpf resumed>, 56) = 0 [pid 666] write(3, "1000", 4 [pid 661] close(25 [pid 667] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... write resumed>) = 4 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... close resumed>) = 0 [pid 667] <... futex resumed>) = 1 [pid 666] close(3 [pid 664] <... futex resumed>) = 0 [pid 661] close(26 [pid 299] rmdir("./35" [pid 667] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 666] <... close resumed>) = 0 [pid 664] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] symlink("/dev/binderfs", "./binderfs" [pid 664] <... futex resumed>) = 0 [pid 661] close(27 [pid 299] <... rmdir resumed>) = 0 [pid 667] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 667] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 666] <... symlink resumed>) = 0 [pid 664] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] close(28 [pid 299] mkdir("./36", 0777executing program [pid 667] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] write(1, "executing program\n", 18 [pid 664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 667] <... futex resumed>) = 0 [pid 666] <... write resumed>) = 18 [pid 664] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 661] close(29 [pid 299] <... mkdir resumed>) = 0 [pid 667] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 664] <... futex resumed>) = 0 [pid 661] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 666] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 664] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 661] exit_group(0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 662] <... futex resumed>) = ? [pid 661] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 668 attached [pid 667] <... bpf resumed>) = 4 [pid 666] <... futex resumed>) = 0 [pid 662] +++ exited with 0 +++ [pid 661] +++ exited with 0 +++ [pid 668] set_robust_list(0x55559251a6a0, 24 [pid 667] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 74 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 668] <... set_robust_list resumed>) = 0 [pid 667] <... futex resumed>) = 1 [pid 666] <... rt_sigaction resumed>NULL, 8) = 0 [pid 664] <... futex resumed>) = 0 [pid 668] chdir("./36" [pid 667] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 666] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 668] <... chdir resumed>) = 0 [pid 667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 664] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 667] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 664] <... futex resumed>) = 0 [pid 668] <... prctl resumed>) = 0 [pid 668] setpgid(0, 0 [pid 666] <... mmap resumed>) = 0x7f2342d01000 [pid 664] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 668] <... setpgid resumed>) = 0 [pid 666] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 668] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 666] <... mprotect resumed>) = 0 [pid 668] <... symlink resumed>) = 0 [pid 668] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 666] rt_sigprocmask(SIG_BLOCK, ~[], [pid 668] <... symlink resumed>) = 0 [pid 666] <... rt_sigprocmask resumed>[], 8) = 0 [pid 668] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 669 attached [pid 668] <... symlink resumed>) = 0 [pid 669] set_robust_list(0x7f2342d219a0, 24 [pid 668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... restart_syscall resumed>) = 0 [pid 666] <... clone3 resumed> => {parent_tid=[79]}, 88) = 79 [pid 669] <... set_robust_list resumed>) = 0 [pid 668] <... openat resumed>) = 3 [pid 666] rt_sigprocmask(SIG_SETMASK, [], [pid 669] rt_sigprocmask(SIG_SETMASK, [], [pid 668] write(3, "1000", 4 [pid 666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 668] <... write resumed>) = 4 [pid 666] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 669] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 668] close(3 [pid 666] <... futex resumed>) = 0 [pid 295] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... bpf resumed>) = 3 [pid 668] <... close resumed>) = 0 [pid 666] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 669] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] symlink("/dev/binderfs", "./binderfs" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 669] <... futex resumed>) = 0 [pid 666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 669] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 668] <... symlink resumed>) = 0 [pid 666] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... openat resumed>) = 3 [pid 666] <... futex resumed>) = 0 [pid 295] newfstatat(3, "", executing program [pid 669] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 668] write(1, "executing program\n", 18 [pid 666] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 669] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] <... write resumed>) = 18 [pid 666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] getdents64(3, [pid 669] <... futex resumed>) = 0 [pid 666] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 669] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 668] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... futex resumed>) = 0 [pid 295] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... bpf resumed>, 56) = 0 [pid 668] <... futex resumed>) = 0 [pid 666] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 669] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] newfstatat(AT_FDCWD, "./38/binderfs", [pid 669] <... futex resumed>) = 0 [pid 668] <... rt_sigaction resumed>NULL, 8) = 0 [pid 666] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 669] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 668] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 666] <... futex resumed>) = 0 [pid 295] unlink("./38/binderfs" [pid 669] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 666] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... unlink resumed>) = 0 [pid 669] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... futex resumed>) = 0 [pid 668] <... mmap resumed>) = 0x7f2342d01000 [pid 666] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 669] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 668] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 666] <... futex resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./38/cgroup.net", [pid 666] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./38/cgroup.net") = 0 [pid 295] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 669] <... bpf resumed>) = 4 [pid 295] newfstatat(AT_FDCWD, "./38/cgroup.cpu", [pid 669] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] <... mprotect resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 669] <... futex resumed>) = 1 [pid 666] <... futex resumed>) = 0 [pid 295] unlink("./38/cgroup.cpu" [pid 669] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 668] rt_sigprocmask(SIG_BLOCK, ~[], [pid 666] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... unlink resumed>) = 0 [pid 668] <... rt_sigprocmask resumed>[], 8) = 0 [pid 666] <... futex resumed>) = 0 [pid 295] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 669] <... bpf resumed>) = 5 [pid 668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 667] <... bpf resumed>) = 5 [pid 666] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 665] <... bpf resumed>) = 5 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 670 attached [pid 669] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 665] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] newfstatat(AT_FDCWD, "./38/cgroup", [pid 670] set_robust_list(0x7f2342d219a0, 24 [pid 669] <... futex resumed>) = 0 [pid 668] <... clone3 resumed> => {parent_tid=[75]}, 88) = 75 [pid 667] <... futex resumed>) = 1 [pid 666] close(3 [pid 665] <... futex resumed>) = 1 [pid 664] <... futex resumed>) = 0 [pid 663] <... futex resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 670] <... set_robust_list resumed>) = 0 [pid 669] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 668] rt_sigprocmask(SIG_SETMASK, [], [pid 667] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 666] <... close resumed>) = 0 [pid 665] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] close(3 [pid 663] close(3 [pid 295] unlink("./38/cgroup" [pid 670] rt_sigprocmask(SIG_SETMASK, [], [pid 668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 666] close(4 [pid 664] <... close resumed>) = 0 [pid 663] <... close resumed>) = 0 [pid 670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 668] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... close resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 664] close(4 [pid 670] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 668] <... futex resumed>) = 0 [pid 666] close(5 [pid 663] close(4 [pid 295] getdents64(3, [pid 670] <... bpf resumed>) = 3 [pid 668] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 666] <... close resumed>) = 0 [pid 664] <... close resumed>) = 0 [pid 663] <... close resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 670] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] close(6 [pid 664] close(5 [pid 663] close(5 [pid 295] close(3 [pid 670] <... futex resumed>) = 0 [pid 668] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 670] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 668] <... futex resumed>) = 0 [pid 664] <... close resumed>) = 0 [pid 670] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 668] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 666] close(7 [pid 664] close(6 [pid 663] <... close resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 670] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] close(6 [pid 295] rmdir("./38" [pid 670] <... futex resumed>) = 0 [pid 668] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] close(8 [pid 664] close(7 [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 670] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 668] <... futex resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... rmdir resumed>) = 0 [pid 670] <... bpf resumed>, 56) = 0 [pid 668] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 666] close(9 [pid 664] close(8 [pid 663] close(7 [pid 295] mkdir("./39", 0777 [pid 670] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 670] <... futex resumed>) = 0 [pid 668] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] close(10 [pid 664] close(9 [pid 663] close(8 [pid 295] <... mkdir resumed>) = 0 [pid 670] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 668] <... futex resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 670] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 668] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 666] close(11 [pid 664] close(10 [pid 663] close(9 [pid 670] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 670] <... futex resumed>) = 0 [pid 668] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 670] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 668] <... futex resumed>) = 0 ./strace-static-x86_64: Process 671 attached [pid 670] <... bpf resumed>) = 4 [pid 668] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] set_robust_list(0x55559251a6a0, 24 [pid 670] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 666] close(12 [pid 664] close(11 [pid 663] close(10 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 80 [pid 671] <... set_robust_list resumed>) = 0 [pid 670] <... futex resumed>) = 0 [pid 668] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] chdir("./39" [pid 670] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 668] <... futex resumed>) = 0 [pid 666] close(13 [pid 671] <... chdir resumed>) = 0 [pid 668] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(12 [pid 663] close(11 [pid 671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 666] close(14 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... prctl resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(13 [pid 663] close(12 [pid 671] setpgid(0, 0 [pid 666] close(15 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... setpgid resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(14 [pid 663] close(13 [pid 671] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 666] close(16 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... symlink resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(15 [pid 663] close(14 [pid 671] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 666] close(17 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... symlink resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(16 [pid 663] close(15 [pid 671] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 666] close(18 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... symlink resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(17 [pid 663] close(16 [pid 671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 666] close(19 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... openat resumed>) = 3 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(18 [pid 663] close(17 [pid 671] write(3, "1000", 4 [pid 666] close(20 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... write resumed>) = 4 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(19 [pid 663] close(18 [pid 671] close(3 [pid 666] close(21 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... close resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(20 [pid 663] close(19 [pid 671] symlink("/dev/binderfs", "./binderfs" [pid 666] close(22 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... symlink resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(21 [pid 663] close(20executing program [pid 671] write(1, "executing program\n", 18 [pid 666] close(23 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... write resumed>) = 18 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(22 [pid 663] close(21 [pid 671] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 666] close(24 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... futex resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(23 [pid 663] close(22 [pid 671] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 666] close(25 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... rt_sigaction resumed>NULL, 8) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(24 [pid 663] close(23 [pid 671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 666] close(26 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(25 [pid 663] close(24 [pid 671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 666] close(27 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... mmap resumed>) = 0x7f2342d01000 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(26 [pid 663] close(25 [pid 671] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 666] close(28 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... mprotect resumed>) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(27 [pid 663] close(26 [pid 671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 666] close(29 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 664] close(28 [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 666] exit_group(0 [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] close(27./strace-static-x86_64: Process 672 attached [pid 664] close(29 [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 672] set_robust_list(0x7f2342d219a0, 24 [pid 671] <... clone3 resumed> => {parent_tid=[81]}, 88) = 81 [pid 669] <... futex resumed>) = ? [pid 666] <... exit_group resumed>) = ? [pid 664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 663] close(28 [pid 672] <... set_robust_list resumed>) = 0 [pid 671] rt_sigprocmask(SIG_SETMASK, [], [pid 669] +++ exited with 0 +++ [pid 672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 672] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 664] exit_group(0 [pid 666] +++ exited with 0 +++ [pid 664] <... exit_group resumed>) = ? [pid 667] <... futex resumed>) = ? [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 671] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 667] +++ exited with 0 +++ [pid 664] +++ exited with 0 +++ [pid 663] close(29 [pid 672] <... futex resumed>) = 0 [pid 671] <... futex resumed>) = 1 [pid 663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 672] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 671] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 663] exit_group(0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 672] <... bpf resumed>) = 3 [pid 665] <... futex resumed>) = ? [pid 663] <... exit_group resumed>) = ? [pid 672] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 665] +++ exited with 0 +++ [pid 672] <... futex resumed>) = 1 [pid 672] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] <... futex resumed>) = 0 [pid 671] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = 0 [pid 671] <... futex resumed>) = 1 [pid 663] +++ exited with 0 +++ [pid 672] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 671] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 672] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 672] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 672] <... futex resumed>) = 1 [pid 671] <... futex resumed>) = 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 672] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... futex resumed>) = 0 [pid 672] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 671] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 672] <... bpf resumed>, 56) = 0 [pid 672] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 671] <... futex resumed>) = 0 [pid 672] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... futex resumed>) = 0 [pid 672] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 671] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 672] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 672] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 671] <... futex resumed>) = 0 [pid 672] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... futex resumed>) = 0 [pid 672] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 671] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... restart_syscall resumed>) = 0 [pid 672] <... bpf resumed>) = 4 [pid 672] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 671] <... futex resumed>) = 0 [pid 672] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] <... futex resumed>) = 0 [pid 672] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 671] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./34/binderfs") = 0 [pid 296] umount2("./34/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./34/cgroup.net") = 0 [pid 296] umount2("./34/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... restart_syscall resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./34/cgroup.cpu") = 0 [pid 298] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./34/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./34/cgroup", [pid 298] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... openat resumed>) = 3 [pid 296] unlink("./34/cgroup" [pid 298] newfstatat(3, "", [pid 296] <... unlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] close(3) = 0 [pid 296] rmdir("./34" [pid 672] <... bpf resumed>) = 5 [pid 670] <... bpf resumed>) = 5 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... rmdir resumed>) = 0 [pid 672] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 670] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./38/binderfs", [pid 296] mkdir("./35", 0777 [pid 672] <... futex resumed>) = 1 [pid 671] <... futex resumed>) = 0 [pid 670] <... futex resumed>) = 1 [pid 668] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 672] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] close(3 [pid 670] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 668] close(3 [pid 298] unlink("./38/binderfs" [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 671] <... close resumed>) = 0 [pid 668] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 673 attached [pid 671] close(4 [pid 668] close(4 [pid 298] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 673] set_robust_list(0x55559251a6a0, 24 [pid 671] <... close resumed>) = 0 [pid 668] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 72 [pid 673] <... set_robust_list resumed>) = 0 [pid 671] close(5 [pid 668] close(5 [pid 298] newfstatat(AT_FDCWD, "./38/cgroup.net", [pid 673] chdir("./35") = 0 [pid 671] <... close resumed>) = 0 [pid 673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 668] <... close resumed>) = 0 [pid 673] <... prctl resumed>) = 0 [pid 671] close(6 [pid 668] close(6 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 673] setpgid(0, 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./38/cgroup.net" [pid 673] <... setpgid resumed>) = 0 [pid 671] close(7 [pid 668] close(7 [pid 673] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 673] <... symlink resumed>) = 0 [pid 671] close(8 [pid 668] close(8 [pid 298] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 673] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... restart_syscall resumed>) = 0 [pid 673] <... symlink resumed>) = 0 [pid 671] close(9 [pid 668] close(9 [pid 298] newfstatat(AT_FDCWD, "./38/cgroup.cpu", [pid 673] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 673] <... symlink resumed>) = 0 [pid 671] close(10 [pid 668] close(10 [pid 298] unlink("./38/cgroup.cpu" [pid 673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 671] close(11 [pid 668] close(11 [pid 298] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW [pid 673] <... openat resumed>) = 3 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 673] write(3, "1000", 4 [pid 671] close(12 [pid 668] close(12 [pid 298] newfstatat(AT_FDCWD, "./38/cgroup", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 673] <... write resumed>) = 4 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 673] close(3 [pid 671] close(13 [pid 668] close(13 [pid 298] unlink("./38/cgroup" [pid 297] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 673] <... close resumed>) = 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 673] symlink("/dev/binderfs", "./binderfs" [pid 671] close(14 [pid 668] close(14 [pid 298] getdents64(3, [pid 297] <... openat resumed>) = 3 [pid 673] <... symlink resumed>) = 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] newfstatat(3, "", [pid 673] write(1, "executing program\n", 18 [pid 671] close(15 [pid 668] close(15 [pid 298] close(3 [pid 673] <... write resumed>) = 18 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... close resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 673] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] close(16 [pid 668] close(16 [pid 298] rmdir("./38" [pid 673] <... futex resumed>) = 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 297] getdents64(3, [pid 673] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 671] close(17 [pid 668] close(17 [pid 298] mkdir("./39", 0777 [pid 673] <... rt_sigaction resumed>NULL, 8) = 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... mkdir resumed>) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 673] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 671] close(18 [pid 668] close(18 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 674 attached [pid 673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 674] set_robust_list(0x55559251a6a0, 24 [pid 673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 671] close(19 [pid 668] close(19 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 80 [pid 297] newfstatat(AT_FDCWD, "./34/binderfs", [pid 674] <... set_robust_list resumed>) = 0 [pid 673] <... mmap resumed>) = 0x7f2342d01000 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 674] chdir("./39" [pid 673] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 671] close(20 [pid 668] close(20 [pid 297] unlink("./34/binderfs" [pid 674] <... chdir resumed>) = 0 [pid 673] <... mprotect resumed>) = 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 671] close(21 [pid 668] close(21 [pid 297] <... unlink resumed>) = 0 [pid 674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 673] rt_sigprocmask(SIG_BLOCK, ~[], [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./34/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 674] <... prctl resumed>) = 0 [pid 673] <... rt_sigprocmask resumed>[], 8) = 0 [pid 671] close(22 [pid 668] close(22 [pid 674] setpgid(0, 0 [pid 673] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 675 attached [pid 674] <... setpgid resumed>) = 0 [pid 671] close(23 [pid 668] close(23 [pid 297] newfstatat(AT_FDCWD, "./34/cgroup.net", [pid 675] set_robust_list(0x7f2342d219a0, 24 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 675] <... set_robust_list resumed>) = 0 [pid 674] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 673] <... clone3 resumed> => {parent_tid=[73]}, 88) = 73 [pid 671] close(24 [pid 668] close(24 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 675] rt_sigprocmask(SIG_SETMASK, [], [pid 674] <... symlink resumed>) = 0 [pid 673] rt_sigprocmask(SIG_SETMASK, [], [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./34/cgroup.net" [pid 675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 674] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 671] close(25 [pid 668] close(25 [pid 675] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 674] <... symlink resumed>) = 0 [pid 673] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] close(26 [pid 668] close(26 [pid 297] umount2("./34/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 675] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 674] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 673] <... futex resumed>) = 0 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 675] <... bpf resumed>) = 3 [pid 671] close(27 [pid 668] close(27 [pid 675] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 675] <... futex resumed>) = 0 [pid 671] close(28 [pid 668] close(28 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 675] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... symlink resumed>) = 0 [pid 671] close(29 [pid 668] close(29 [pid 674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 673] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 668] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./34/cgroup.cpu", [pid 674] <... openat resumed>) = 3 [pid 673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 671] exit_group(0 [pid 668] exit_group(0 [pid 674] write(3, "1000", 4 [pid 673] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 672] <... futex resumed>) = ? [pid 671] <... exit_group resumed>) = ? [pid 670] <... futex resumed>) = ? [pid 668] <... exit_group resumed>) = ? [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 675] <... futex resumed>) = 0 [pid 674] <... write resumed>) = 4 [pid 673] <... futex resumed>) = 1 [pid 672] +++ exited with 0 +++ [pid 297] unlink("./34/cgroup.cpu" [pid 674] close(3 [pid 673] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... unlink resumed>) = 0 [pid 674] <... close resumed>) = 0 [pid 297] umount2("./34/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 675] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 674] symlink("/dev/binderfs", "./binderfs" [pid 670] +++ exited with 0 +++ [pid 668] +++ exited with 0 +++ [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 675] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 674] <... symlink resumed>) = 0 [pid 671] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] newfstatat(AT_FDCWD, "./34/cgroup", [pid 675] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 674] write(1, "executing program\n", 18 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 675] <... futex resumed>) = 1 [pid 674] <... write resumed>) = 18 [pid 673] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 675] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 674] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./34/cgroup" [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 674] <... futex resumed>) = 0 [pid 673] <... futex resumed>) = 0 [pid 675] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 674] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 673] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... unlink resumed>) = 0 [pid 675] <... bpf resumed>, 56) = 0 [pid 674] <... rt_sigaction resumed>NULL, 8) = 0 [pid 297] getdents64(3, [pid 675] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 674] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 675] <... futex resumed>) = 1 [pid 674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 673] <... futex resumed>) = 0 [pid 297] close(3 [pid 675] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 673] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 675] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 674] <... mmap resumed>) = 0x7f2342d01000 [pid 673] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] rmdir("./34" [pid 675] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 674] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 675] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... rmdir resumed>) = 0 [pid 675] <... futex resumed>) = 1 [pid 674] <... mprotect resumed>) = 0 [pid 673] <... futex resumed>) = 0 [pid 297] mkdir("./35", 0777 [pid 675] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 673] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] <... futex resumed>) = 0 [pid 674] rt_sigprocmask(SIG_BLOCK, ~[], [pid 675] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 674] <... rt_sigprocmask resumed>[], 8) = 0 [pid 673] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... mkdir resumed>) = 0 [pid 674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 676 attached [pid 675] <... bpf resumed>) = 4 [pid 676] set_robust_list(0x7f2342d219a0, 24 [pid 675] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 677 attached [pid 676] <... set_robust_list resumed>) = 0 [pid 675] <... futex resumed>) = 1 [pid 674] <... clone3 resumed> => {parent_tid=[81]}, 88) = 81 [pid 673] <... futex resumed>) = 0 [pid 677] set_robust_list(0x55559251a6a0, 24 [pid 676] rt_sigprocmask(SIG_SETMASK, [], [pid 675] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 674] rt_sigprocmask(SIG_SETMASK, [], [pid 673] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 72 [pid 677] <... set_robust_list resumed>) = 0 [pid 676] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 674] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 673] <... futex resumed>) = 0 [pid 677] chdir("./35" [pid 676] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 675] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 674] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... chdir resumed>) = 0 [pid 676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 674] <... futex resumed>) = 0 [pid 673] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 676] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 674] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] <... prctl resumed>) = 0 [pid 677] setpgid(0, 0 [pid 676] <... bpf resumed>) = 3 [pid 299] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] <... setpgid resumed>) = 0 [pid 676] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 676] <... futex resumed>) = 1 [pid 674] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 677] <... symlink resumed>) = 0 [pid 676] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 674] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... openat resumed>) = 3 [pid 677] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 674] <... futex resumed>) = 0 [pid 299] newfstatat(3, "", [pid 677] <... symlink resumed>) = 0 [pid 676] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 674] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 677] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 676] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] getdents64(3, [pid 677] <... symlink resumed>) = 0 [pid 676] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 676] <... futex resumed>) = 1 [pid 674] <... futex resumed>) = 0 [pid 299] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] <... openat resumed>) = 3 [pid 676] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 674] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] write(3, "1000", 4 [pid 676] <... bpf resumed>, 56) = 0 [pid 674] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./36/binderfs", [pid 295] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 677] <... write resumed>) = 4 [pid 676] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 675] <... bpf resumed>) = 5 [pid 674] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... openat resumed>) = 3 [pid 677] close(3 [pid 676] <... futex resumed>) = 0 [pid 675] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] unlink("./36/binderfs" [pid 295] newfstatat(3, "", [pid 677] <... close resumed>) = 0 [pid 676] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 675] <... futex resumed>) = 1 [pid 674] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 677] symlink("/dev/binderfs", "./binderfs" [pid 676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 675] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 674] <... futex resumed>) = 0 [pid 673] close(3 [pid 299] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] getdents64(3, [pid 677] <... symlink resumed>) = 0 [pid 676] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 674] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 677] write(1, "executing program\n", 18 [pid 676] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 673] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./36/cgroup.net", [pid 295] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] <... write resumed>) = 18 [pid 676] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] close(4 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] <... futex resumed>) = 1 [pid 674] <... futex resumed>) = 0 [pid 673] <... close resumed>) = 0 [pid 299] unlink("./36/cgroup.net" [pid 295] newfstatat(AT_FDCWD, "./39/binderfs", [pid 677] <... futex resumed>) = 0 [pid 676] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 674] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] close(5 [pid 299] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 677] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 674] <... futex resumed>) = 0 [pid 299] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] unlink("./39/binderfs" [pid 677] <... rt_sigaction resumed>NULL, 8) = 0 [pid 674] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... unlink resumed>) = 0 [pid 677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] newfstatat(AT_FDCWD, "./36/cgroup.cpu", [pid 295] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 676] <... bpf resumed>) = 4 [pid 677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 673] <... close resumed>) = 0 [pid 676] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 676] <... futex resumed>) = 1 [pid 674] <... futex resumed>) = 0 [pid 673] close(6 [pid 299] unlink("./36/cgroup.cpu" [pid 295] newfstatat(AT_FDCWD, "./39/cgroup.net", [pid 677] <... mmap resumed>) = 0x7f2342d01000 [pid 676] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 674] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 677] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 674] <... futex resumed>) = 0 [pid 299] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] unlink("./39/cgroup.net" [pid 677] <... mprotect resumed>) = 0 [pid 674] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 673] close(7 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... unlink resumed>) = 0 [pid 677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./36/cgroup", [pid 295] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] <... rt_sigprocmask resumed>[], 8) = 0 [pid 673] close(8 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./36/cgroup" [pid 295] newfstatat(AT_FDCWD, "./39/cgroup.cpu", ./strace-static-x86_64: Process 678 attached [pid 673] close(9 [pid 299] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 678] set_robust_list(0x7f2342d219a0, 24 [pid 677] <... clone3 resumed> => {parent_tid=[73]}, 88) = 73 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] getdents64(3, [pid 295] unlink("./39/cgroup.cpu" [pid 678] <... set_robust_list resumed>) = 0 [pid 677] rt_sigprocmask(SIG_SETMASK, [], [pid 673] close(10 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] <... unlink resumed>) = 0 [pid 678] rt_sigprocmask(SIG_SETMASK, [], [pid 677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] close(3 [pid 295] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 678] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 677] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] close(11 [pid 299] <... close resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 678] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 677] <... futex resumed>) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] rmdir("./36" [pid 295] newfstatat(AT_FDCWD, "./39/cgroup", [pid 678] <... bpf resumed>) = 3 [pid 677] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] close(12 [pid 299] <... rmdir resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 678] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] mkdir("./37", 0777 [pid 295] unlink("./39/cgroup" [pid 678] <... futex resumed>) = 0 [pid 677] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] close(13 [pid 299] <... mkdir resumed>) = 0 [pid 678] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 677] <... futex resumed>) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... unlink resumed>) = 0 [pid 678] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 677] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] close(14 [pid 678] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 679 attached [pid 678] <... futex resumed>) = 0 [pid 677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] close(15 [pid 295] getdents64(3, [pid 679] set_robust_list(0x55559251a6a0, 24 [pid 677] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 76 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 679] <... set_robust_list resumed>) = 0 [pid 678] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 677] <... futex resumed>) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] close(3 [pid 679] chdir("./37" [pid 678] <... bpf resumed>, 56) = 0 [pid 677] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] close(16 [pid 295] <... close resumed>) = 0 [pid 679] <... chdir resumed>) = 0 [pid 678] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] rmdir("./39" [pid 679] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 678] <... futex resumed>) = 0 [pid 677] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] close(17 [pid 295] <... rmdir resumed>) = 0 [pid 679] <... prctl resumed>) = 0 [pid 678] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 677] <... futex resumed>) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] mkdir("./40", 0777 [pid 679] setpgid(0, 0 [pid 678] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 677] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... mkdir resumed>) = 0 [pid 679] <... setpgid resumed>) = 0 [pid 678] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 673] close(18 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 679] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 678] <... futex resumed>) = 0 [pid 677] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 678] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 673] close(19./strace-static-x86_64: Process 680 attached [pid 679] <... symlink resumed>) = 0 [pid 677] <... futex resumed>) = 0 [pid 679] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 677] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 82 [pid 679] <... symlink resumed>) = 0 [pid 679] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 678] <... bpf resumed>) = 4 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] set_robust_list(0x55559251a6a0, 24 [pid 679] <... symlink resumed>) = 0 [pid 678] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] close(20 [pid 680] <... set_robust_list resumed>) = 0 [pid 679] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 678] <... futex resumed>) = 1 [pid 677] <... futex resumed>) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] chdir("./40" [pid 679] <... openat resumed>) = 3 [pid 678] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 677] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] close(21 [pid 680] <... chdir resumed>) = 0 [pid 679] write(3, "1000", 4 [pid 678] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 677] <... futex resumed>) = 0 [pid 680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 679] <... write resumed>) = 4 [pid 678] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 677] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... prctl resumed>) = 0 [pid 679] close(3 [pid 673] close(22 [pid 680] setpgid(0, 0 [pid 679] <... close resumed>) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 680] <... setpgid resumed>) = 0 [pid 679] symlink("/dev/binderfs", "./binderfs" [pid 673] close(23 [pid 680] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 679] <... symlink resumed>) = 0 [pid 679] write(1, "executing program\n", 18 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... symlink resumed>) = 0 [pid 679] <... write resumed>) = 18 [pid 673] close(24 [pid 680] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 679] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] <... futex resumed>) = 0 [pid 680] <... symlink resumed>) = 0 [pid 679] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 673] close(25 [pid 680] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 679] <... rt_sigaction resumed>NULL, 8) = 0 [pid 679] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 680] <... symlink resumed>) = 0 [pid 679] <... mmap resumed>) = 0x7f2342d01000 [pid 673] close(26 [pid 680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 679] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] <... mprotect resumed>) = 0 [pid 680] <... openat resumed>) = 3 [pid 679] rt_sigprocmask(SIG_BLOCK, ~[], [pid 673] close(27 [pid 680] write(3, "1000", 4 [pid 679] <... rt_sigprocmask resumed>[], 8) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... write resumed>) = 4 [pid 679] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 673] close(28./strace-static-x86_64: Process 681 attached [pid 680] close(3 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 681] set_robust_list(0x7f2342d219a0, 24 [pid 679] <... clone3 resumed> => {parent_tid=[77]}, 88) = 77 [pid 681] <... set_robust_list resumed>) = 0 [pid 680] <... close resumed>) = 0 [pid 679] rt_sigprocmask(SIG_SETMASK, [], [pid 673] close(29 [pid 681] rt_sigprocmask(SIG_SETMASK, [], [pid 680] symlink("/dev/binderfs", "./binderfs" [pid 679] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 681] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 679] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 680] <... symlink resumed>) = 0 [pid 679] <... futex resumed>) = 0 [pid 673] exit_group(0 [pid 681] <... bpf resumed>) = 3 [pid 680] write(1, "executing program\n", 18executing program [pid 679] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 675] <... futex resumed>) = ? [pid 673] <... exit_group resumed>) = ? [pid 681] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... write resumed>) = 18 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 675] +++ exited with 0 +++ [pid 681] <... futex resumed>) = 0 [pid 679] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 679] <... futex resumed>) = 0 [pid 681] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 680] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 673] +++ exited with 0 +++ [pid 681] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 681] <... futex resumed>) = 0 [pid 680] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 679] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 680] <... rt_sigaction resumed>NULL, 8) = 0 [pid 679] <... futex resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 679] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 681] <... bpf resumed>, 56) = 0 [pid 680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 681] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 681] <... futex resumed>) = 1 [pid 680] <... mmap resumed>) = 0x7f2342d01000 [pid 679] <... futex resumed>) = 0 [pid 681] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 679] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] <... mprotect resumed>) = 0 [pid 679] <... futex resumed>) = 0 [pid 681] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 680] rt_sigprocmask(SIG_BLOCK, ~[], [pid 679] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 681] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 680] <... rt_sigprocmask resumed>[], 8) = 0 [pid 681] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 682 attached [pid 681] <... futex resumed>) = 1 [pid 679] <... futex resumed>) = 0 [pid 682] set_robust_list(0x7f2342d219a0, 24 [pid 681] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] <... clone3 resumed> => {parent_tid=[83]}, 88) = 83 [pid 682] <... set_robust_list resumed>) = 0 [pid 681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] rt_sigprocmask(SIG_SETMASK, [], [pid 679] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] rt_sigprocmask(SIG_SETMASK, [], [pid 681] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 680] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 679] <... futex resumed>) = 0 [pid 682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 681] <... bpf resumed>) = 4 [pid 680] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 678] <... bpf resumed>) = 5 [pid 676] <... bpf resumed>) = 5 [pid 682] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 681] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 678] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 676] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] <... bpf resumed>) = 3 [pid 681] <... futex resumed>) = 0 [pid 680] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 678] <... futex resumed>) = 1 [pid 677] <... futex resumed>) = 0 [pid 676] <... futex resumed>) = 1 [pid 674] <... futex resumed>) = 0 [pid 682] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] <... futex resumed>) = 0 [pid 678] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 677] close(3 [pid 676] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 674] close(3 [pid 682] <... futex resumed>) = 0 [pid 681] <... bpf resumed>) = 5 [pid 680] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 677] <... close resumed>) = 0 [pid 674] <... close resumed>) = 0 [pid 682] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 681] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] <... futex resumed>) = 0 [pid 679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 677] close(4 [pid 674] close(4 [pid 682] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 681] <... futex resumed>) = 0 [pid 680] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] close(3 [pid 677] <... close resumed>) = 0 [pid 674] <... close resumed>) = 0 [pid 682] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 681] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] <... close resumed>) = 0 [pid 677] close(5 [pid 674] close(5 [pid 682] <... futex resumed>) = 0 [pid 680] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] close(4 [pid 682] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 680] <... futex resumed>) = 0 [pid 677] <... close resumed>) = 0 [pid 680] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] <... close resumed>) = 0 [pid 682] <... bpf resumed>, 56) = 0 [pid 677] close(6 [pid 679] close(5 [pid 682] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 677] close(7 [pid 682] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] <... futex resumed>) = 0 [pid 677] close(8 [pid 682] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 680] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 677] close(9 [pid 682] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 677] close(10 [pid 682] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] <... futex resumed>) = 0 [pid 677] close(11 [pid 682] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 680] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 682] <... bpf resumed>) = 4 [pid 677] close(12 [pid 682] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... restart_syscall resumed>) = 0 [pid 682] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 677] close(13 [pid 682] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 680] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... futex resumed>) = 0 [pid 682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 680] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 677] close(14 [pid 682] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 296] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 677] close(15 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 677] close(16 [pid 296] <... openat resumed>) = 3 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(3, "", [pid 677] close(17 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] getdents64(3, [pid 677] close(18 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] close(19 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./35/binderfs", [pid 677] close(20 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./35/binderfs" [pid 677] close(21 [pid 296] <... unlink resumed>) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./35/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] close(22 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./35/cgroup.net", [pid 677] close(23 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./35/cgroup.net" [pid 677] close(24 [pid 296] <... unlink resumed>) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./35/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] close(25 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./35/cgroup.cpu", [pid 677] close(26 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./35/cgroup.cpu" [pid 677] close(27 [pid 296] <... unlink resumed>) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./35/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 677] close(28 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./35/cgroup", [pid 677] close(29 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] unlink("./35/cgroup" [pid 677] exit_group(0 [pid 296] <... unlink resumed>) = 0 [pid 678] <... futex resumed>) = ? [pid 677] <... exit_group resumed>) = ? [pid 296] getdents64(3, [pid 678] +++ exited with 0 +++ [pid 677] +++ exited with 0 +++ [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] close(3 [pid 297] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... close resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] rmdir("./35" [pid 297] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... rmdir resumed>) = 0 [pid 296] mkdir("./36", 0777 [pid 297] <... openat resumed>) = 3 [pid 296] <... mkdir resumed>) = 0 [pid 297] newfstatat(3, "", [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 ./strace-static-x86_64: Process 683 attached [pid 297] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 74 [pid 683] set_robust_list(0x55559251a6a0, 24 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 683] <... set_robust_list resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 683] chdir("./36" [pid 297] unlink("./35/binderfs" [pid 683] <... chdir resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 683] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] umount2("./35/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 683] <... prctl resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./35/cgroup.net", [pid 683] setpgid(0, 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 683] <... setpgid resumed>) = 0 [pid 297] unlink("./35/cgroup.net") = 0 [pid 683] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 297] umount2("./35/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 683] <... symlink resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./35/cgroup.cpu", [pid 683] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./35/cgroup.cpu" [pid 683] <... symlink resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 683] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 297] umount2("./35/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./35/cgroup", [pid 683] <... symlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./35/cgroup" [pid 683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 297] <... unlink resumed>) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3 [pid 683] <... openat resumed>) = 3 [pid 297] <... close resumed>) = 0 [pid 683] write(3, "1000", 4 [pid 297] rmdir("./35" [pid 683] <... write resumed>) = 4 [pid 297] <... rmdir resumed>) = 0 [pid 683] close(3 [pid 297] mkdir("./36", 0777) = 0 [pid 683] <... close resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 683] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 684 attached [pid 683] write(1, "executing program\n", 18executing program [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 74 [pid 684] set_robust_list(0x55559251a6a0, 24 [pid 683] <... write resumed>) = 18 [pid 684] <... set_robust_list resumed>) = 0 [pid 683] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 683] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 684] chdir("./36" [pid 683] <... rt_sigaction resumed>NULL, 8) = 0 [pid 684] <... chdir resumed>) = 0 [pid 683] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 684] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 684] <... prctl resumed>) = 0 [pid 683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 684] setpgid(0, 0 [pid 683] <... mmap resumed>) = 0x7f2342d01000 [pid 684] <... setpgid resumed>) = 0 [pid 683] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 684] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 683] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 684] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 685 attached [pid 684] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 683] <... clone3 resumed> => {parent_tid=[75]}, 88) = 75 [pid 685] set_robust_list(0x7f2342d219a0, 24 [pid 683] rt_sigprocmask(SIG_SETMASK, [], [pid 685] <... set_robust_list resumed>) = 0 [pid 684] <... symlink resumed>) = 0 [pid 683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 685] rt_sigprocmask(SIG_SETMASK, [], [pid 684] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 683] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 683] <... futex resumed>) = 0 [pid 684] <... symlink resumed>) = 0 [pid 683] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 685] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 685] <... bpf resumed>) = 3 [pid 685] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... openat resumed>) = 3 [pid 685] <... futex resumed>) = 1 [pid 684] write(3, "1000", 4 [pid 683] <... futex resumed>) = 0 [pid 685] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 684] <... write resumed>) = 4 [pid 683] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] close(3 [pid 683] <... futex resumed>) = 0 [pid 685] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 684] <... close resumed>) = 0 [pid 683] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 685] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 684] symlink("/dev/binderfs", "./binderfs" [pid 685] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... symlink resumed>) = 0 [pid 685] <... futex resumed>) = 1 executing program [pid 684] write(1, "executing program\n", 18 [pid 683] <... futex resumed>) = 0 [pid 685] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 684] <... write resumed>) = 18 [pid 685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 684] <... futex resumed>) = 0 [pid 685] <... bpf resumed>, 56) = 0 [pid 684] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 683] <... futex resumed>) = 0 [pid 685] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... rt_sigaction resumed>NULL, 8) = 0 [pid 683] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 685] <... futex resumed>) = 0 [pid 684] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 685] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 684] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] <... mmap resumed>) = 0x7f2342d01000 [pid 684] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 683] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... mprotect resumed>) = 0 [pid 685] <... futex resumed>) = 0 [pid 684] rt_sigprocmask(SIG_BLOCK, ~[], [pid 683] <... futex resumed>) = 1 [pid 685] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 684] <... rt_sigprocmask resumed>[], 8) = 0 [pid 685] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 684] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 683] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 686 attached [pid 685] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 686] set_robust_list(0x7f2342d219a0, 24 [pid 685] <... futex resumed>) = 0 [pid 684] <... clone3 resumed> => {parent_tid=[75]}, 88) = 75 [pid 683] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... set_robust_list resumed>) = 0 [pid 685] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 684] rt_sigprocmask(SIG_SETMASK, [], [pid 683] <... futex resumed>) = 0 [pid 686] rt_sigprocmask(SIG_SETMASK, [], [pid 684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 686] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 684] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 684] <... futex resumed>) = 0 [pid 686] <... bpf resumed>) = 3 [pid 685] <... bpf resumed>) = 4 [pid 684] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 686] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 674] <... close resumed>) = 0 [pid 686] <... futex resumed>) = 0 [pid 685] <... futex resumed>) = 0 [pid 684] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] <... close resumed>) = 0 [pid 674] close(6 [pid 686] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 685] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 684] <... futex resumed>) = 0 [pid 683] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] close(6 [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... futex resumed>) = 0 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 679] close(7 [pid 674] close(7 [pid 686] <... futex resumed>) = 0 [pid 684] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 684] <... futex resumed>) = 0 [pid 679] close(8 [pid 674] close(8 [pid 686] <... bpf resumed>, 56) = 0 [pid 684] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] close(9 [pid 674] close(9 [pid 686] <... futex resumed>) = 0 [pid 684] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 684] <... futex resumed>) = 0 [pid 679] close(10 [pid 674] close(10 [pid 686] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 684] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 679] close(11 [pid 674] close(11 [pid 686] <... futex resumed>) = 0 [pid 684] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 684] <... futex resumed>) = 0 [pid 679] close(12 [pid 674] close(12 [pid 684] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 686] <... bpf resumed>) = 4 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] close(13 [pid 674] close(13 [pid 686] <... futex resumed>) = 1 [pid 684] <... futex resumed>) = 0 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 684] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 679] close(14 [pid 674] close(14 [pid 686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] <... futex resumed>) = 0 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 686] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 684] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 679] close(15 [pid 674] close(15 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] close(16 [pid 674] close(16 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] close(17) = -1 EBADF (Bad file descriptor) [pid 674] close(18 [pid 679] close(17 [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] close(19 [pid 679] close(18 [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] close(20) = -1 EBADF (Bad file descriptor) [pid 679] close(19 [pid 674] close(21 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] close(20 [pid 674] close(22 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] close(21 [pid 674] close(23) = -1 EBADF (Bad file descriptor) [pid 674] close(24) = -1 EBADF (Bad file descriptor) [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] close(25 [pid 679] close(22 [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] close(26 [pid 679] close(23 [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] close(27 [pid 679] close(24 [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] close(28) = -1 EBADF (Bad file descriptor) [pid 674] close(29 [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 674] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 679] close(25 [pid 674] exit_group(0) = ? [pid 679] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 676] <... futex resumed>) = ? [pid 679] close(26) = -1 EBADF (Bad file descriptor) [pid 679] close(27) = -1 EBADF (Bad file descriptor) [pid 679] close(28) = -1 EBADF (Bad file descriptor) [pid 679] close(29) = -1 EBADF (Bad file descriptor) [pid 679] exit_group(0 [pid 681] <... futex resumed>) = ? [pid 679] <... exit_group resumed>) = ? [pid 676] +++ exited with 0 +++ [pid 674] +++ exited with 0 +++ [pid 681] +++ exited with 0 +++ [pid 679] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./37/binderfs") = 0 [pid 299] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./37/cgroup.net") = 0 [pid 299] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./37/cgroup.cpu") = 0 [pid 299] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./37/cgroup") = 0 [pid 299] getdents64(3, [pid 298] <... restart_syscall resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./37") = 0 [pid 299] mkdir("./38", 0777) = 0 [pid 298] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 687 attached [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 78 [pid 687] set_robust_list(0x55559251a6a0, 24 [pid 298] <... openat resumed>) = 3 [pid 687] <... set_robust_list resumed>) = 0 [pid 687] chdir("./38" [pid 298] newfstatat(3, "", [pid 687] <... chdir resumed>) = 0 [pid 687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 687] <... prctl resumed>) = 0 [pid 687] setpgid(0, 0) = 0 [pid 298] getdents64(3, [pid 687] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 687] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 298] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 687] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] newfstatat(AT_FDCWD, "./39/binderfs", [pid 687] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 687] write(3, "1000", 4 [pid 298] unlink("./39/binderfs" [pid 687] <... write resumed>) = 4 [pid 298] <... unlink resumed>) = 0 [pid 687] close(3 [pid 298] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 687] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 687] symlink("/dev/binderfs", "./binderfs" [pid 298] newfstatat(AT_FDCWD, "./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 687] <... symlink resumed>) = 0 [pid 298] unlink("./39/cgroup.net" [pid 687] write(1, "executing program\n", 18executing program [pid 298] <... unlink resumed>) = 0 [pid 687] <... write resumed>) = 18 [pid 298] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 687] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 687] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./39/cgroup.cpu", [pid 687] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 687] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] unlink("./39/cgroup.cpu" [pid 687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... unlink resumed>) = 0 [pid 687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./39/cgroup", [pid 687] <... mmap resumed>) = 0x7f2342d01000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 687] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] unlink("./39/cgroup" [pid 687] <... mprotect resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] getdents64(3, [pid 687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] close(3 [pid 687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./39"./strace-static-x86_64: Process 688 attached ) = 0 [pid 298] mkdir("./40", 0777) = 0 [pid 688] set_robust_list(0x7f2342d219a0, 24 [pid 687] <... clone3 resumed> => {parent_tid=[79]}, 88) = 79 [pid 686] <... bpf resumed>) = 5 [pid 685] <... bpf resumed>) = 5 [pid 682] <... bpf resumed>) = 5 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 688] <... set_robust_list resumed>) = 0 [pid 687] rt_sigprocmask(SIG_SETMASK, [], [pid 686] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 685] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 682] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 688] rt_sigprocmask(SIG_SETMASK, [], [pid 687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 686] <... futex resumed>) = 1 [pid 684] <... futex resumed>) = 0 ./strace-static-x86_64: Process 689 attached [pid 688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 687] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 685] <... futex resumed>) = 1 [pid 684] close(3 [pid 683] <... futex resumed>) = 0 [pid 682] <... futex resumed>) = 1 [pid 680] <... futex resumed>) = 0 [pid 689] set_robust_list(0x55559251a6a0, 24 [pid 688] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 687] <... futex resumed>) = 0 [pid 685] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 684] <... close resumed>) = 0 [pid 683] close(3 [pid 682] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 689] <... set_robust_list resumed>) = 0 [pid 688] <... bpf resumed>) = 3 [pid 687] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] close(4 [pid 683] <... close resumed>) = 0 [pid 680] close(3 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 82 [pid 689] chdir("./40" [pid 688] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] <... close resumed>) = 0 [pid 683] close(4 [pid 689] <... chdir resumed>) = 0 [pid 688] <... futex resumed>) = 0 [pid 687] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] close(5 [pid 680] <... close resumed>) = 0 [pid 689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 688] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 687] <... futex resumed>) = 0 [pid 684] <... close resumed>) = 0 [pid 683] <... close resumed>) = 0 [pid 680] close(4 [pid 689] <... prctl resumed>) = 0 [pid 688] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 687] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] close(6 [pid 683] close(5 [pid 689] setpgid(0, 0 [pid 688] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = 0 [pid 688] <... futex resumed>) = 0 [pid 687] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] close(7 [pid 689] <... setpgid resumed>) = 0 [pid 688] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 687] <... futex resumed>) = 0 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = 0 [pid 680] close(5 [pid 689] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 688] <... bpf resumed>, 56) = 0 [pid 687] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] close(8 [pid 683] close(6 [pid 689] <... symlink resumed>) = 0 [pid 688] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = 0 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 688] <... futex resumed>) = 0 [pid 687] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] close(9 [pid 680] close(6 [pid 683] close(7 [pid 689] <... symlink resumed>) = 0 [pid 688] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 687] <... futex resumed>) = 0 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 688] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 687] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] close(10 [pid 683] close(8 [pid 680] close(7 [pid 689] <... symlink resumed>) = 0 [pid 688] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 688] <... futex resumed>) = 0 [pid 687] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] close(11 [pid 683] close(9 [pid 680] close(8 [pid 688] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 687] <... futex resumed>) = 0 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] <... openat resumed>) = 3 [pid 687] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] write(3, "1000", 4 [pid 688] <... bpf resumed>) = 4 [pid 684] close(12 [pid 683] close(10 [pid 680] close(9 [pid 689] <... write resumed>) = 4 [pid 688] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] close(3 [pid 688] <... futex resumed>) = 1 [pid 687] <... futex resumed>) = 0 [pid 684] close(13 [pid 683] close(11 [pid 680] close(10 [pid 689] <... close resumed>) = 0 [pid 688] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 687] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] symlink("/dev/binderfs", "./binderfs" [pid 688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 687] <... futex resumed>) = 0 [pid 684] close(14 [pid 688] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 687] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] close(12 [pid 680] close(11 [pid 689] <... symlink resumed>) = 0 [pid 684] close(15 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 684] close(16 [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] write(1, "executing program\n", 18executing program [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] close(13 [pid 680] close(12 [pid 689] <... write resumed>) = 18 [pid 684] close(17 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] close(14 [pid 680] close(13 [pid 684] close(18) = -1 EBADF (Bad file descriptor) [pid 689] <... futex resumed>) = 0 [pid 684] close(19 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] close(15 [pid 680] close(14 [pid 689] <... rt_sigaction resumed>NULL, 8) = 0 [pid 684] close(20 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] close(16 [pid 680] close(15 [pid 689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 684] close(21 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] close(17 [pid 680] close(16 [pid 689] <... mmap resumed>) = 0x7f2342d01000 [pid 684] close(22 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 689] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] close(18 [pid 680] close(17 [pid 689] <... mprotect resumed>) = 0 [pid 684] close(23 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 684] close(24) = -1 EBADF (Bad file descriptor) [pid 684] close(25) = -1 EBADF (Bad file descriptor) [pid 689] rt_sigprocmask(SIG_BLOCK, ~[], [pid 684] close(26 [pid 683] close(19 [pid 689] <... rt_sigprocmask resumed>[], 8) = 0 [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] close(18 [pid 689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 684] close(27 [pid 683] close(20 [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 684] close(28./strace-static-x86_64: Process 690 attached ) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] close(19 [pid 690] set_robust_list(0x7f2342d219a0, 24 [pid 689] <... clone3 resumed> => {parent_tid=[83]}, 88) = 83 [pid 684] close(29 [pid 683] close(21 [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] <... set_robust_list resumed>) = 0 [pid 689] rt_sigprocmask(SIG_SETMASK, [], [pid 684] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] rt_sigprocmask(SIG_SETMASK, [], [pid 689] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 684] exit_group(0 [pid 683] close(22 [pid 680] close(20 [pid 690] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 689] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 686] <... futex resumed>) = ? [pid 684] <... exit_group resumed>) = ? [pid 690] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 689] <... futex resumed>) = 0 [pid 686] +++ exited with 0 +++ [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] <... bpf resumed>) = 3 [pid 689] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 684] +++ exited with 0 +++ [pid 683] close(23 [pid 680] close(21 [pid 690] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 690] <... futex resumed>) = 0 [pid 689] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] close(24 [pid 680] close(22 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 690] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 689] <... futex resumed>) = 0 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 689] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] close(25 [pid 690] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] close(23 [pid 690] <... futex resumed>) = 0 [pid 689] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] close(26 [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 689] <... futex resumed>) = 0 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] <... bpf resumed>, 56) = 0 [pid 680] close(24 [pid 690] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 683] close(27 [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] <... futex resumed>) = 0 [pid 689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] close(25 [pid 690] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 689] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] close(28 [pid 690] <... futex resumed>) = 0 [pid 689] <... futex resumed>) = 1 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 689] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 690] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 683] close(29 [pid 680] close(26 [pid 690] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] <... futex resumed>) = 1 [pid 689] <... futex resumed>) = 0 [pid 690] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 689] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 683] exit_group(0 [pid 680] close(27 [pid 690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] <... futex resumed>) = 0 [pid 683] <... exit_group resumed>) = ? [pid 685] <... futex resumed>) = ? [pid 690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 689] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 690] <... bpf resumed>) = 4 [pid 685] +++ exited with 0 +++ [pid 690] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 689] <... futex resumed>) = 0 [pid 683] +++ exited with 0 +++ [pid 690] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 689] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 680] close(28 [pid 690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] <... futex resumed>) = 0 [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 690] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 689] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 680] close(29 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 680] exit_group(0 [pid 682] <... futex resumed>) = ? [pid 680] <... exit_group resumed>) = ? [pid 682] +++ exited with 0 +++ [pid 296] <... restart_syscall resumed>) = 0 [pid 680] +++ exited with 0 +++ [pid 296] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... openat resumed>) = 3 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./36/binderfs") = 0 [pid 296] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... restart_syscall resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./36/cgroup.net") = 0 [pid 296] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./36/cgroup.cpu" [pid 295] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... openat resumed>) = 3 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./36/cgroup", [pid 295] newfstatat(3, "", [pid 297] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] unlink("./36/cgroup" [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] newfstatat(3, "", [pid 296] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, [pid 295] getdents64(3, [pid 297] getdents64(3, [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] close(3 [pid 295] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... close resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] rmdir("./36" [pid 295] newfstatat(AT_FDCWD, "./40/binderfs", [pid 297] newfstatat(AT_FDCWD, "./36/binderfs", [pid 296] <... rmdir resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] mkdir("./37", 0777 [pid 295] unlink("./40/binderfs" [pid 297] unlink("./36/binderfs" [pid 296] <... mkdir resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./40/cgroup.net", [pid 297] newfstatat(AT_FDCWD, "./36/cgroup.net", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./40/cgroup.net" [pid 297] unlink("./36/cgroup.net" [pid 295] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 691 attached [pid 297] <... unlink resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 76 [pid 295] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 691] set_robust_list(0x55559251a6a0, 24 [pid 297] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 691] <... set_robust_list resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./40/cgroup.cpu", [pid 691] chdir("./37" [pid 297] newfstatat(AT_FDCWD, "./36/cgroup.cpu", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 691] <... chdir resumed>) = 0 [pid 690] <... bpf resumed>) = 5 [pid 688] <... bpf resumed>) = 5 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./40/cgroup.cpu" [pid 691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 690] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 688] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] unlink("./36/cgroup.cpu" [pid 295] <... unlink resumed>) = 0 [pid 691] <... prctl resumed>) = 0 [pid 690] <... futex resumed>) = 1 [pid 689] <... futex resumed>) = 0 [pid 688] <... futex resumed>) = 1 [pid 687] <... futex resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 295] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 690] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 689] close(3 [pid 688] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 687] close(3 [pid 297] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 691] setpgid(0, 0 [pid 689] <... close resumed>) = 0 [pid 687] <... close resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./40/cgroup", [pid 691] <... setpgid resumed>) = 0 [pid 689] close(4 [pid 687] close(4 [pid 297] newfstatat(AT_FDCWD, "./36/cgroup", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 691] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 689] <... close resumed>) = 0 [pid 687] <... close resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./40/cgroup" [pid 689] close(5 [pid 687] close(5 [pid 297] unlink("./36/cgroup" [pid 295] <... unlink resumed>) = 0 [pid 691] <... symlink resumed>) = 0 [pid 689] <... close resumed>) = 0 [pid 687] <... close resumed>) = 0 [pid 691] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 689] close(6 [pid 687] close(6 [pid 297] <... unlink resumed>) = 0 [pid 295] getdents64(3, [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] getdents64(3, [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 691] <... symlink resumed>) = 0 [pid 689] close(7 [pid 687] close(7 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3 [pid 691] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] close(3 [pid 295] <... close resumed>) = 0 [pid 691] <... symlink resumed>) = 0 [pid 689] close(8 [pid 687] close(8 [pid 297] <... close resumed>) = 0 [pid 295] rmdir("./40" [pid 691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] rmdir("./36" [pid 295] <... rmdir resumed>) = 0 [pid 689] close(9 [pid 687] close(9 [pid 297] <... rmdir resumed>) = 0 [pid 295] mkdir("./41", 0777 [pid 691] <... openat resumed>) = 3 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] mkdir("./37", 0777 [pid 295] <... mkdir resumed>) = 0 executing program [pid 691] write(3, "1000", 4 [pid 689] close(10 [pid 687] close(10 [pid 297] <... mkdir resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 691] <... write resumed>) = 4 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 691] close(3) = 0 [pid 691] symlink("/dev/binderfs", "./binderfs") = 0 ./strace-static-x86_64: Process 692 attached [pid 691] write(1, "executing program\n", 18 [pid 689] close(11 [pid 687] close(11 [pid 691] <... write resumed>) = 18 [pid 691] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 691] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, ./strace-static-x86_64: Process 693 attached [pid 692] set_robust_list(0x55559251a6a0, 24 [pid 691] <... rt_sigaction resumed>NULL, 8) = 0 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 84 [pid 693] set_robust_list(0x55559251a6a0, 24 [pid 692] <... set_robust_list resumed>) = 0 [pid 691] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 689] close(12 [pid 687] close(12 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 76 [pid 693] <... set_robust_list resumed>) = 0 [pid 692] chdir("./41" [pid 691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 693] chdir("./37" [pid 692] <... chdir resumed>) = 0 [pid 691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 689] close(13 [pid 687] close(13 [pid 693] <... chdir resumed>) = 0 [pid 692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 691] <... mmap resumed>) = 0x7f2342d01000 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 693] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 692] <... prctl resumed>) = 0 [pid 691] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 689] close(14 [pid 687] close(14 [pid 692] setpgid(0, 0 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 693] <... prctl resumed>) = 0 [pid 692] <... setpgid resumed>) = 0 [pid 691] <... mprotect resumed>) = 0 [pid 689] close(15 [pid 687] close(15 [pid 693] setpgid(0, 0 [pid 692] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 693] <... setpgid resumed>) = 0 [pid 692] <... symlink resumed>) = 0 [pid 691] rt_sigprocmask(SIG_BLOCK, ~[], [pid 689] close(16 [pid 687] close(16 [pid 692] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 693] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 692] <... symlink resumed>) = 0 [pid 691] <... rt_sigprocmask resumed>[], 8) = 0 [pid 689] close(17 [pid 687] close(17 [pid 693] <... symlink resumed>) = 0 [pid 692] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 691] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 693] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 692] <... symlink resumed>) = 0 [pid 689] close(18 [pid 687] close(18./strace-static-x86_64: Process 694 attached [pid 693] <... symlink resumed>) = 0 [pid 692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] set_robust_list(0x7f2342d219a0, 24 [pid 693] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 692] <... openat resumed>) = 3 [pid 691] <... clone3 resumed> => {parent_tid=[77]}, 88) = 77 [pid 689] close(19 [pid 687] close(19 [pid 694] <... set_robust_list resumed>) = 0 [pid 693] <... symlink resumed>) = 0 [pid 692] write(3, "1000", 4 [pid 691] rt_sigprocmask(SIG_SETMASK, [], [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] rt_sigprocmask(SIG_SETMASK, [], [pid 693] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 692] <... write resumed>) = 4 [pid 691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 689] close(20 [pid 687] close(20 [pid 694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 693] <... openat resumed>) = 3 [pid 692] close(3 [pid 691] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 693] write(3, "1000", 4 [pid 692] <... close resumed>) = 0 [pid 691] <... futex resumed>) = 0 [pid 689] close(21 [pid 687] close(21 [pid 694] <... bpf resumed>) = 3 [pid 693] <... write resumed>) = 4 [pid 692] symlink("/dev/binderfs", "./binderfs" [pid 691] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] close(3 [pid 692] <... symlink resumed>) = 0 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] close(22 [pid 687] close(22executing program [pid 694] <... futex resumed>) = 0 [pid 693] <... close resumed>) = 0 [pid 692] write(1, "executing program\n", 18 [pid 691] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80executing program [pid 693] symlink("/dev/binderfs", "./binderfs" [pid 692] <... write resumed>) = 18 [pid 691] <... futex resumed>) = 0 [pid 689] close(23 [pid 687] close(23 [pid 694] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 693] <... symlink resumed>) = 0 [pid 692] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] write(1, "executing program\n", 18 [pid 692] <... futex resumed>) = 0 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] close(24 [pid 687] close(24 [pid 694] <... futex resumed>) = 0 [pid 693] <... write resumed>) = 18 [pid 692] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 691] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 693] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... rt_sigaction resumed>NULL, 8) = 0 [pid 691] <... futex resumed>) = 0 [pid 689] close(25 [pid 687] close(25 [pid 694] <... bpf resumed>, 56) = 0 [pid 693] <... futex resumed>) = 0 [pid 692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 691] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 689] close(26 [pid 687] close(26 [pid 694] <... futex resumed>) = 0 [pid 693] <... rt_sigaction resumed>NULL, 8) = 0 [pid 692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 693] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 692] <... mmap resumed>) = 0x7f2342d01000 [pid 691] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] close(27 [pid 687] close(27 [pid 694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 692] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 691] <... futex resumed>) = 0 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 693] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 692] <... mprotect resumed>) = 0 [pid 691] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 689] close(28 [pid 687] close(28 [pid 694] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 693] <... mmap resumed>) = 0x7f2342d01000 [pid 692] rt_sigprocmask(SIG_BLOCK, ~[], [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 694] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 692] <... rt_sigprocmask resumed>[], 8) = 0 [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 689] close(29 [pid 687] close(29 [pid 694] <... futex resumed>) = 0 [pid 693] <... mprotect resumed>) = 0 [pid 692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 691] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 687] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 695 attached [pid 694] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 693] rt_sigprocmask(SIG_BLOCK, ~[], [pid 691] <... futex resumed>) = 0 [pid 689] exit_group(0 [pid 687] exit_group(0 [pid 695] set_robust_list(0x7f2342d219a0, 24 [pid 694] <... bpf resumed>) = 4 [pid 693] <... rt_sigprocmask resumed>[], 8) = 0 [pid 692] <... clone3 resumed> => {parent_tid=[85]}, 88) = 85 [pid 691] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 690] <... futex resumed>) = ? [pid 689] <... exit_group resumed>) = ? [pid 695] <... set_robust_list resumed>) = 0 [pid 694] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 692] rt_sigprocmask(SIG_SETMASK, [], [pid 691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 688] <... futex resumed>) = ? [pid 690] +++ exited with 0 +++ [pid 687] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 696 attached [pid 695] rt_sigprocmask(SIG_SETMASK, [], [pid 691] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] set_robust_list(0x7f2342d219a0, 24 [pid 695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 693] <... clone3 resumed> => {parent_tid=[77]}, 88) = 77 [pid 691] <... futex resumed>) = 0 [pid 696] <... set_robust_list resumed>) = 0 [pid 695] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 693] rt_sigprocmask(SIG_SETMASK, [], [pid 692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 691] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 689] +++ exited with 0 +++ [pid 696] rt_sigprocmask(SIG_SETMASK, [], [pid 693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 693] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 693] <... futex resumed>) = 0 [pid 696] <... bpf resumed>) = 3 [pid 694] <... futex resumed>) = 1 [pid 693] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 692] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... futex resumed>) = 0 [pid 688] +++ exited with 0 +++ [pid 687] +++ exited with 0 +++ [pid 298] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 696] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = 0 [pid 694] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 1 [pid 691] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=549000000} [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 696] <... futex resumed>) = 0 [pid 695] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 693] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 696] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 695] <... bpf resumed>) = 3 [pid 693] <... futex resumed>) = 0 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] <... openat resumed>) = 3 [pid 696] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 695] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] newfstatat(3, "", [pid 696] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] <... futex resumed>) = 1 [pid 693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 696] <... futex resumed>) = 0 [pid 695] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 693] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 693] <... futex resumed>) = 0 [pid 692] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 695] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 693] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 692] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... bpf resumed>, 56) = 0 [pid 695] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 696] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 1 [pid 695] <... futex resumed>) = 1 [pid 693] <... futex resumed>) = 0 [pid 692] <... futex resumed>) = 0 [pid 298] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 693] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 695] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 692] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 695] <... bpf resumed>, 56) = 0 [pid 693] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./40/binderfs", [pid 696] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 695] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 695] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 696] <... futex resumed>) = 0 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 0 [pid 298] unlink("./40/binderfs" [pid 696] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 693] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 693] <... futex resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 696] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 695] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] <... futex resumed>) = 1 [pid 692] <... futex resumed>) = 0 [pid 299] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW [pid 695] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 692] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 696] <... bpf resumed>) = 4 [pid 695] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 694] <... bpf resumed>) = 5 [pid 692] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... openat resumed>) = 3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 696] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./40/cgroup.net", [pid 696] <... futex resumed>) = 1 [pid 695] <... bpf resumed>) = 4 [pid 694] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] <... futex resumed>) = 0 [pid 299] newfstatat(3, "", [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 696] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 695] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 694] <... futex resumed>) = 1 [pid 691] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 695] <... futex resumed>) = 1 [pid 694] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 693] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 692] <... futex resumed>) = 0 [pid 691] close(3 [pid 299] getdents64(3, [pid 298] unlink("./40/cgroup.net" [pid 696] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 695] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 693] <... futex resumed>) = 0 [pid 692] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 691] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 696] <... bpf resumed>) = 5 [pid 695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 693] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 692] <... futex resumed>) = 0 [pid 691] close(4 [pid 299] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 696] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 695] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 692] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 691] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 696] <... futex resumed>) = 0 [pid 695] <... bpf resumed>) = 5 [pid 693] close(3 [pid 691] close(5 [pid 299] newfstatat(AT_FDCWD, "./38/binderfs", [pid 696] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 695] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] <... close resumed>) = 0 [pid 691] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 695] <... futex resumed>) = 1 [pid 693] close(4 [pid 692] <... futex resumed>) = 0 [pid 691] close(6 [pid 299] unlink("./38/binderfs" [pid 298] newfstatat(AT_FDCWD, "./40/cgroup.cpu", [pid 695] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 693] <... close resumed>) = 0 [pid 692] close(3 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 693] close(5 [pid 692] <... close resumed>) = 0 [pid 691] close(7 [pid 299] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 692] close(4 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./40/cgroup.cpu" [pid 692] <... close resumed>) = 0 [pid 691] close(8 [pid 299] newfstatat(AT_FDCWD, "./38/cgroup.net", [pid 692] close(5 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... unlink resumed>) = 0 [pid 691] close(9 [pid 299] unlink("./38/cgroup.net" [pid 298] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 691] close(10 [pid 299] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 691] close(11 [pid 299] newfstatat(AT_FDCWD, "./38/cgroup.cpu", [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 691] close(12 [pid 299] unlink("./38/cgroup.cpu" [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 691] close(13 [pid 299] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./40/cgroup", [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 691] close(14 [pid 299] newfstatat(AT_FDCWD, "./38/cgroup", [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 691] close(15 [pid 299] unlink("./38/cgroup" [pid 298] unlink("./40/cgroup" [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 691] close(16 [pid 299] getdents64(3, [pid 298] <... unlink resumed>) = 0 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] getdents64(3, [pid 691] close(17 [pid 299] close(3 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... close resumed>) = 0 [pid 298] close(3 [pid 691] close(18 [pid 299] rmdir("./38" [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... rmdir resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 691] close(19 [pid 299] mkdir("./39", 0777 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... mkdir resumed>) = 0 [pid 298] rmdir("./40" [pid 691] close(20 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./41", 0777./strace-static-x86_64: Process 697 attached [pid 691] close(21) = -1 EBADF (Bad file descriptor) [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 80 [pid 298] <... mkdir resumed>) = 0 [pid 697] set_robust_list(0x55559251a6a0, 24 [pid 691] close(22 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 697] <... set_robust_list resumed>) = 0 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 691] close(23) = -1 EBADF (Bad file descriptor) [pid 691] close(24) = -1 EBADF (Bad file descriptor) [pid 691] close(25) = -1 EBADF (Bad file descriptor) [pid 691] close(26) = -1 EBADF (Bad file descriptor) [pid 691] close(27./strace-static-x86_64: Process 698 attached ) = -1 EBADF (Bad file descriptor) [pid 697] chdir("./39" [pid 698] set_robust_list(0x55559251a6a0, 24 [pid 697] <... chdir resumed>) = 0 [pid 691] close(28 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 84 [pid 698] <... set_robust_list resumed>) = 0 [pid 697] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] chdir("./41" [pid 697] <... prctl resumed>) = 0 [pid 691] close(29 [pid 698] <... chdir resumed>) = 0 [pid 697] setpgid(0, 0 [pid 691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 697] <... setpgid resumed>) = 0 [pid 691] exit_group(0 [pid 698] <... prctl resumed>) = 0 [pid 694] <... futex resumed>) = ? [pid 691] <... exit_group resumed>) = ? [pid 698] setpgid(0, 0 [pid 697] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 694] +++ exited with 0 +++ [pid 697] <... symlink resumed>) = 0 [pid 697] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 691] +++ exited with 0 +++ [pid 698] <... setpgid resumed>) = 0 [pid 698] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 697] <... symlink resumed>) = 0 [pid 698] <... symlink resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 698] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 697] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 698] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 698] <... symlink resumed>) = 0 [pid 697] <... symlink resumed>) = 0 [pid 698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 698] <... openat resumed>) = 3 [pid 697] <... openat resumed>) = 3 [pid 697] write(3, "1000", 4) = 4 [pid 697] close(3) = 0 [pid 697] symlink("/dev/binderfs", "./binderfs" [pid 698] write(3, "1000", 4executing program [pid 697] <... symlink resumed>) = 0 [pid 698] <... write resumed>) = 4 [pid 697] write(1, "executing program\n", 18 [pid 698] close(3 [pid 697] <... write resumed>) = 18 [pid 698] <... close resumed>) = 0 [pid 697] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] symlink("/dev/binderfs", "./binderfs" [pid 697] <... futex resumed>) = 0 [pid 697] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 698] <... symlink resumed>) = 0 [pid 697] <... rt_sigaction resumed>NULL, 8) = 0 [pid 697] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 698] write(1, "executing program\n", 18 [pid 697] <... rt_sigprocmask resumed>NULL, 8) = 0 executing program [pid 698] <... write resumed>) = 18 [pid 697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 698] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... mmap resumed>) = 0x7f2342d01000 [pid 698] <... futex resumed>) = 0 [pid 697] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 698] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 697] <... mprotect resumed>) = 0 [pid 698] <... rt_sigaction resumed>NULL, 8) = 0 [pid 697] rt_sigprocmask(SIG_BLOCK, ~[], [pid 698] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 697] <... rt_sigprocmask resumed>[], 8) = 0 [pid 698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 698] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 699 attached ) = 0 [pid 699] set_robust_list(0x7f2342d219a0, 24 [pid 698] rt_sigprocmask(SIG_BLOCK, ~[], [pid 697] <... clone3 resumed> => {parent_tid=[81]}, 88) = 81 [pid 699] <... set_robust_list resumed>) = 0 [pid 698] <... rt_sigprocmask resumed>[], 8) = 0 [pid 697] rt_sigprocmask(SIG_SETMASK, [], [pid 296] <... restart_syscall resumed>) = 0 [pid 699] rt_sigprocmask(SIG_SETMASK, [], [pid 698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 699] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 700 attached [pid 699] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 698] <... clone3 resumed> => {parent_tid=[85]}, 88) = 85 [pid 697] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] set_robust_list(0x7f2342d219a0, 24 [pid 699] <... bpf resumed>) = 3 [pid 698] rt_sigprocmask(SIG_SETMASK, [], [pid 697] <... futex resumed>) = 0 [pid 700] <... set_robust_list resumed>) = 0 [pid 699] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 700] rt_sigprocmask(SIG_SETMASK, [], [pid 699] <... futex resumed>) = 0 [pid 698] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 699] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] <... futex resumed>) = 0 [pid 697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 700] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 698] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 700] <... bpf resumed>) = 3 [pid 699] <... futex resumed>) = 0 [pid 697] <... futex resumed>) = 1 [pid 700] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 697] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 700] <... futex resumed>) = 1 [pid 699] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 698] <... futex resumed>) = 0 [pid 700] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... openat resumed>) = 3 [pid 700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 699] <... futex resumed>) = 1 [pid 698] <... futex resumed>) = 0 [pid 697] <... futex resumed>) = 0 [pid 296] newfstatat(3, "", [pid 700] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 699] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 697] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 700] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 697] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 700] <... futex resumed>) = 1 [pid 699] <... bpf resumed>, 56) = 0 [pid 698] <... futex resumed>) = 0 [pid 296] getdents64(3, [pid 700] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 699] <... futex resumed>) = 1 [pid 698] <... futex resumed>) = 0 [pid 697] <... futex resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 700] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 699] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 697] <... futex resumed>) = 0 [pid 700] <... bpf resumed>, 56) = 0 [pid 699] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 697] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 700] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] newfstatat(AT_FDCWD, "./37/binderfs", [pid 700] <... futex resumed>) = 1 [pid 699] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] <... futex resumed>) = 0 [pid 700] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 699] <... futex resumed>) = 1 [pid 698] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 699] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] <... futex resumed>) = 0 [pid 697] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./37/binderfs" [pid 700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 698] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] <... futex resumed>) = 0 [pid 700] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 699] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 697] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... unlink resumed>) = 0 [pid 700] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] <... bpf resumed>) = 4 [pid 296] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 700] <... futex resumed>) = 1 [pid 699] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 698] <... futex resumed>) = 0 [pid 700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 699] <... futex resumed>) = 1 [pid 698] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 697] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 699] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] <... futex resumed>) = 0 [pid 697] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 698] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 697] <... futex resumed>) = 0 [pid 699] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 697] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 700] <... bpf resumed>) = 4 [pid 296] newfstatat(AT_FDCWD, "./37/cgroup.net", [pid 700] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 700] <... futex resumed>) = 1 [pid 698] <... futex resumed>) = 0 [pid 296] unlink("./37/cgroup.net" [pid 700] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 698] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 700] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 698] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./37/cgroup.cpu") = 0 [pid 296] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./37/cgroup" [pid 693] <... close resumed>) = 0 [pid 692] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 693] close(6 [pid 692] close(6 [pid 296] getdents64(3, [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 693] close(7 [pid 692] close(7 [pid 296] close(3 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... close resumed>) = 0 [pid 693] close(8 [pid 692] close(8 [pid 296] rmdir("./37" [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... rmdir resumed>) = 0 [pid 693] close(9 [pid 692] close(9 [pid 296] mkdir("./38", 0777 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... mkdir resumed>) = 0 [pid 693] close(10 [pid 692] close(10 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(11) = -1 EBADF (Bad file descriptor) [pid 692] close(12) = -1 EBADF (Bad file descriptor) [pid 692] close(13) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 701 attached [pid 693] close(11 [pid 692] close(14 [pid 701] set_robust_list(0x55559251a6a0, 24 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 78 [pid 701] <... set_robust_list resumed>) = 0 [pid 693] close(12 [pid 692] close(15) = -1 EBADF (Bad file descriptor) [pid 701] chdir("./38" [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(16) = -1 EBADF (Bad file descriptor) [pid 701] <... chdir resumed>) = 0 [pid 693] close(13 [pid 692] close(17) = -1 EBADF (Bad file descriptor) [pid 701] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(18 [pid 701] <... prctl resumed>) = 0 [pid 693] close(14 [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] setpgid(0, 0 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(19 [pid 701] <... setpgid resumed>) = 0 [pid 693] close(15 [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(20) = -1 EBADF (Bad file descriptor) [pid 701] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 692] close(21 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(22) = -1 EBADF (Bad file descriptor) [pid 692] close(23 [pid 701] <... symlink resumed>) = 0 [pid 693] close(16 [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(24) = -1 EBADF (Bad file descriptor) [pid 701] <... symlink resumed>) = 0 [pid 693] close(17 [pid 692] close(25 [pid 701] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(26) = -1 EBADF (Bad file descriptor) [pid 701] <... symlink resumed>) = 0 [pid 693] close(18 [pid 692] close(27) = -1 EBADF (Bad file descriptor) [pid 701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 692] close(28 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] close(29 [pid 701] <... openat resumed>) = 3 [pid 692] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] write(3, "1000", 4 [pid 693] close(19 [pid 692] exit_group(0 [pid 701] <... write resumed>) = 4 [pid 695] <... futex resumed>) = ? [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 692] <... exit_group resumed>) = ? [pid 701] close(3 [pid 695] +++ exited with 0 +++ [pid 693] close(20 [pid 701] <... close resumed>) = 0 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] symlink("/dev/binderfs", "./binderfs" [pid 693] close(21 [pid 692] +++ exited with 0 +++ [pid 701] <... symlink resumed>) = 0 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 701] write(1, "executing program\n", 18 [pid 693] close(22 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 701] <... write resumed>) = 18 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 701] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] close(23 [pid 701] <... futex resumed>) = 0 [pid 701] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 693] close(24 [pid 701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] <... mmap resumed>) = 0x7f2342d01000 [pid 701] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 693] close(25 [pid 701] <... mprotect resumed>) = 0 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 693] close(26./strace-static-x86_64: Process 702 attached ) = -1 EBADF (Bad file descriptor) [pid 702] set_robust_list(0x7f2342d219a0, 24 [pid 701] <... clone3 resumed> => {parent_tid=[79]}, 88) = 79 [pid 693] close(27 [pid 702] <... set_robust_list resumed>) = 0 [pid 701] rt_sigprocmask(SIG_SETMASK, [], [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 702] rt_sigprocmask(SIG_SETMASK, [], [pid 701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 702] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 701] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] close(28 [pid 701] <... futex resumed>) = 0 [pid 702] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 701] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 702] <... bpf resumed>) = 3 [pid 693] close(29 [pid 702] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 702] <... futex resumed>) = 1 [pid 701] <... futex resumed>) = 0 [pid 702] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 701] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] exit_group(0 [pid 702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 701] <... futex resumed>) = 0 [pid 702] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 701] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 696] <... futex resumed>) = ? [pid 693] <... exit_group resumed>) = ? [pid 702] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 696] +++ exited with 0 +++ [pid 702] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 693] +++ exited with 0 +++ [pid 702] <... futex resumed>) = 1 [pid 701] <... futex resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 702] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 701] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 701] <... futex resumed>) = 0 [pid 702] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 701] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 702] <... bpf resumed>, 56) = 0 [pid 702] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... restart_syscall resumed>) = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 702] <... futex resumed>) = 1 [pid 701] <... futex resumed>) = 0 [pid 702] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 701] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 701] <... futex resumed>) = 0 [pid 297] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW [pid 702] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 701] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 702] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 702] <... futex resumed>) = 0 [pid 701] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 701] <... futex resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 701] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] newfstatat(3, "", [pid 295] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... openat resumed>) = 3 [pid 297] getdents64(3, [pid 295] newfstatat(3, "", [pid 702] <... bpf resumed>) = 4 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 702] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 702] <... futex resumed>) = 1 [pid 701] <... futex resumed>) = 0 [pid 297] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 702] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 701] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] getdents64(3, [pid 702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 701] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 702] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 701] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] newfstatat(AT_FDCWD, "./37/binderfs", [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./37/binderfs" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./41/binderfs", [pid 297] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./41/binderfs" [pid 297] newfstatat(AT_FDCWD, "./37/cgroup.net", [pid 295] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./37/cgroup.net" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./41/cgroup.net", [pid 297] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./41/cgroup.net" [pid 297] newfstatat(AT_FDCWD, "./37/cgroup.cpu", [pid 295] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./37/cgroup.cpu" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./41/cgroup.cpu", [pid 297] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./41/cgroup.cpu" [pid 297] newfstatat(AT_FDCWD, "./37/cgroup", [pid 295] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./37/cgroup" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./41/cgroup", [pid 297] getdents64(3, [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] unlink("./41/cgroup" [pid 297] close(3 [pid 295] <... unlink resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 295] getdents64(3, [pid 297] rmdir("./37" [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] <... rmdir resumed>) = 0 [pid 295] close(3 [pid 297] mkdir("./38", 0777 [pid 295] <... close resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 295] rmdir("./41" [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 703 attached [pid 295] mkdir("./42", 0777 [pid 703] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 78 [pid 295] <... mkdir resumed>) = 0 [pid 703] <... set_robust_list resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 703] chdir("./38") = 0 ./strace-static-x86_64: Process 704 attached [pid 703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 704] set_robust_list(0x55559251a6a0, 24 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 86 [pid 704] <... set_robust_list resumed>) = 0 [pid 703] <... prctl resumed>) = 0 [pid 704] chdir("./42") = 0 [pid 703] setpgid(0, 0 [pid 704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 703] <... setpgid resumed>) = 0 [pid 704] setpgid(0, 0) = 0 [pid 704] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 703] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 704] <... symlink resumed>) = 0 [pid 704] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 703] <... symlink resumed>) = 0 [pid 704] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 703] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 704] write(3, "1000", 4 [pid 703] <... symlink resumed>) = 0 [pid 704] <... write resumed>) = 4 [pid 704] close(3 [pid 703] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 704] <... close resumed>) = 0 [pid 704] symlink("/dev/binderfs", "./binderfs") = 0 [pid 703] <... symlink resumed>) = 0 [pid 704] write(1, "executing program\n", 18executing program ) = 18 [pid 703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 704] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 704] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 704] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 704] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 704] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 703] <... openat resumed>) = 3 [pid 704] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 703] write(3, "1000", 4 [pid 704] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 705 attached [pid 703] <... write resumed>) = 4 [pid 705] set_robust_list(0x7f2342d219a0, 24 [pid 704] <... clone3 resumed> => {parent_tid=[87]}, 88) = 87 [pid 703] close(3 [pid 704] rt_sigprocmask(SIG_SETMASK, [], [pid 705] <... set_robust_list resumed>) = 0 [pid 704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 703] <... close resumed>) = 0 [pid 705] rt_sigprocmask(SIG_SETMASK, [], [pid 704] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] symlink("/dev/binderfs", "./binderfs" [pid 705] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 704] <... futex resumed>) = 0 [pid 704] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... symlink resumed>) = 0 executing program [pid 705] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 703] write(1, "executing program\n", 18 [pid 705] <... bpf resumed>) = 3 [pid 703] <... write resumed>) = 18 [pid 705] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] <... bpf resumed>) = 5 [pid 705] <... futex resumed>) = 1 [pid 704] <... futex resumed>) = 0 [pid 703] <... futex resumed>) = 0 [pid 702] <... bpf resumed>) = 5 [pid 700] <... bpf resumed>) = 5 [pid 699] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 704] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 702] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 700] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 699] <... futex resumed>) = 1 [pid 697] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 704] <... futex resumed>) = 0 [pid 703] <... rt_sigaction resumed>NULL, 8) = 0 [pid 702] <... futex resumed>) = 1 [pid 701] <... futex resumed>) = 0 [pid 700] <... futex resumed>) = 1 [pid 699] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] <... futex resumed>) = 0 [pid 697] close(3 [pid 705] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 704] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 702] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 701] close(3 [pid 700] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 698] close(3 [pid 705] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 701] <... close resumed>) = 0 [pid 697] <... close resumed>) = 0 [pid 705] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 701] close(4 [pid 698] <... close resumed>) = 0 [pid 697] close(4 [pid 705] <... futex resumed>) = 1 [pid 704] <... futex resumed>) = 0 [pid 703] <... mmap resumed>) = 0x7f2342d01000 [pid 701] <... close resumed>) = 0 [pid 698] close(4 [pid 705] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 704] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 701] close(5 [pid 697] <... close resumed>) = 0 [pid 705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 704] <... futex resumed>) = 0 [pid 703] <... mprotect resumed>) = 0 [pid 698] <... close resumed>) = 0 [pid 705] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 704] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] rt_sigprocmask(SIG_BLOCK, ~[], [pid 701] <... close resumed>) = 0 [pid 698] close(5 [pid 697] close(5 [pid 705] <... bpf resumed>, 56) = 0 [pid 703] <... rt_sigprocmask resumed>[], 8) = 0 [pid 701] close(6 [pid 705] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 698] <... close resumed>) = 0 ./strace-static-x86_64: Process 706 attached [pid 705] <... futex resumed>) = 1 [pid 704] <... futex resumed>) = 0 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(6 [pid 697] <... close resumed>) = 0 [pid 706] set_robust_list(0x7f2342d219a0, 24 [pid 705] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 704] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... clone3 resumed> => {parent_tid=[79]}, 88) = 79 [pid 701] close(7 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(6 [pid 706] <... set_robust_list resumed>) = 0 [pid 705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 704] <... futex resumed>) = 0 [pid 703] rt_sigprocmask(SIG_SETMASK, [], [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(7 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] rt_sigprocmask(SIG_SETMASK, [], [pid 705] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 704] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 701] close(8 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(7 [pid 706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 705] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(8 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 706] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 705] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... futex resumed>) = 0 [pid 701] close(9 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(8 [pid 706] <... bpf resumed>) = 3 [pid 705] <... futex resumed>) = 1 [pid 704] <... futex resumed>) = 0 [pid 703] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(9 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 704] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 701] close(10 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(9 [pid 706] <... futex resumed>) = 0 [pid 705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 704] <... futex resumed>) = 0 [pid 703] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(10 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 705] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 704] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 703] <... futex resumed>) = 0 [pid 701] close(11 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(10 [pid 706] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(11 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] close(12 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(11 [pid 706] <... futex resumed>) = 0 [pid 705] <... bpf resumed>) = 4 [pid 703] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(12 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 705] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 701] close(13 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(12 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(13 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 705] <... futex resumed>) = 1 [pid 703] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 704] <... futex resumed>) = 0 [pid 701] close(14 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(13 [pid 706] <... futex resumed>) = 0 [pid 705] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 704] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 703] <... futex resumed>) = 1 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(14 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 704] <... futex resumed>) = 0 [pid 701] close(15 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(14 [pid 706] <... bpf resumed>, 56) = 0 [pid 705] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 704] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 703] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(15 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] close(16 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(15 [pid 706] <... futex resumed>) = 0 [pid 703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(16 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 703] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] close(17 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(16 [pid 706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 703] <... futex resumed>) = 0 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(17 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 703] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] close(18 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(17 [pid 706] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(18 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] close(19 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(18 [pid 706] <... futex resumed>) = 1 [pid 703] <... futex resumed>) = 0 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(19 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 703] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] close(20 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(19 [pid 706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 703] <... futex resumed>) = 0 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(20 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 703] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 701] close(21 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(20 [pid 706] <... bpf resumed>) = 4 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(21 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] close(22 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(21 [pid 706] <... futex resumed>) = 1 [pid 703] <... futex resumed>) = 0 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(22 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 703] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 701] close(23 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(22 [pid 706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 703] <... futex resumed>) = 0 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(23 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 706] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 703] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 701] close(24 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(23 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(24 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] close(25 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(24 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(25 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] close(26 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(25 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(26 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] close(27 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(26 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(27 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] close(28 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(27 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(28 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] close(29 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(28 [pid 701] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 698] close(29 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 701] exit_group(0 [pid 698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 697] close(29 [pid 702] <... futex resumed>) = ? [pid 701] <... exit_group resumed>) = ? [pid 698] exit_group(0 [pid 697] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 702] +++ exited with 0 +++ [pid 700] <... futex resumed>) = ? [pid 698] <... exit_group resumed>) = ? [pid 701] +++ exited with 0 +++ [pid 700] +++ exited with 0 +++ [pid 697] exit_group(0 [pid 699] <... futex resumed>) = ? [pid 697] <... exit_group resumed>) = ? [pid 699] +++ exited with 0 +++ [pid 698] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 697] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./38/binderfs") = 0 [pid 296] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./38/cgroup.net") = 0 [pid 296] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./38/cgroup.cpu") = 0 [pid 296] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./38/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./38") = 0 [pid 296] mkdir("./39", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 707 attached , child_tidptr=0x55559251a690) = 80 [pid 707] set_robust_list(0x55559251a6a0, 24) = 0 [pid 707] chdir("./39") = 0 [pid 707] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 707] setpgid(0, 0) = 0 [pid 707] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 707] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 707] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 707] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 707] write(3, "1000", 4) = 4 [pid 707] close(3) = 0 [pid 707] symlink("/dev/binderfs", "./binderfs" [pid 706] <... bpf resumed>) = 5 [pid 705] <... bpf resumed>) = 5 [pid 707] <... symlink resumed>) = 0 [pid 706] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 705] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 executing program [pid 707] write(1, "executing program\n", 18 [pid 706] <... futex resumed>) = 1 [pid 705] <... futex resumed>) = 1 [pid 704] <... futex resumed>) = 0 [pid 703] <... futex resumed>) = 0 [pid 707] <... write resumed>) = 18 [pid 706] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 705] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 704] close(3 [pid 703] close(3 [pid 707] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 704] <... close resumed>) = 0 [pid 703] <... close resumed>) = 0 [pid 299] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 707] <... futex resumed>) = 0 [pid 704] close(4 [pid 703] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 707] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 704] <... close resumed>) = 0 [pid 299] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 707] <... rt_sigaction resumed>NULL, 8) = 0 [pid 704] close(5 [pid 703] <... close resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 707] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 703] close(5 [pid 299] newfstatat(3, "", [pid 707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 707] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] getdents64(3, [pid 707] <... mmap resumed>) = 0x7f2342d01000 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 707] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 299] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 707] <... mprotect resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... restart_syscall resumed>) = 0 [pid 707] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] newfstatat(AT_FDCWD, "./39/binderfs", [pid 707] <... rt_sigprocmask resumed>[], 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 707] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 299] unlink("./39/binderfs"./strace-static-x86_64: Process 708 attached ) = 0 [pid 707] <... clone3 resumed> => {parent_tid=[81]}, 88) = 81 [pid 299] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] set_robust_list(0x7f2342d219a0, 24 [pid 707] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] <... set_robust_list resumed>) = 0 [pid 707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] newfstatat(AT_FDCWD, "./39/cgroup.net", [pid 708] rt_sigprocmask(SIG_SETMASK, [], [pid 707] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 707] <... futex resumed>) = 0 [pid 299] unlink("./39/cgroup.net" [pid 708] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 707] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 708] <... bpf resumed>) = 3 [pid 299] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... openat resumed>) = 3 [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./39/cgroup.cpu", [pid 298] newfstatat(3, "", [pid 708] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 299] unlink("./39/cgroup.cpu" [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 708] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 707] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... unlink resumed>) = 0 [pid 708] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] getdents64(3, [pid 708] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./39/cgroup", [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 708] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 299] unlink("./39/cgroup" [pid 708] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 707] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... unlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 708] <... bpf resumed>, 56) = 0 [pid 299] getdents64(3, [pid 298] newfstatat(AT_FDCWD, "./41/binderfs", [pid 708] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 299] close(3 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 708] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... close resumed>) = 0 [pid 298] unlink("./41/binderfs" [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 299] rmdir("./39" [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 707] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... rmdir resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 708] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] mkdir("./40", 0777 [pid 298] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 708] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... mkdir resumed>) = 0 [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 708] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./41/cgroup.net", [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 709 attached [pid 708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 707] <... futex resumed>) = 0 [pid 298] unlink("./41/cgroup.net" [pid 709] set_robust_list(0x55559251a6a0, 24 [pid 707] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 82 [pid 709] <... set_robust_list resumed>) = 0 [pid 709] chdir("./40" [pid 708] <... bpf resumed>) = 4 [pid 298] <... unlink resumed>) = 0 [pid 709] <... chdir resumed>) = 0 [pid 708] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 709] <... prctl resumed>) = 0 [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 709] setpgid(0, 0 [pid 708] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 709] <... setpgid resumed>) = 0 [pid 708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./41/cgroup.cpu", [pid 709] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 708] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 707] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 709] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 709] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 298] unlink("./41/cgroup.cpu" [pid 709] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 298] <... unlink resumed>) = 0 [pid 709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 709] <... openat resumed>) = 3 [pid 709] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 709] <... write resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./41/cgroup", executing program [pid 709] close(3) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 709] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] unlink("./41/cgroup" [pid 709] write(1, "executing program\n", 18) = 18 [pid 298] <... unlink resumed>) = 0 [pid 709] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 709] <... futex resumed>) = 0 [pid 298] close(3 [pid 709] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 298] <... close resumed>) = 0 [pid 709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] rmdir("./41" [pid 709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 298] <... rmdir resumed>) = 0 [pid 709] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] mkdir("./42", 0777 [pid 709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 709] <... clone3 resumed> => {parent_tid=[83]}, 88) = 83 ./strace-static-x86_64: Process 710 attached [pid 709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 709] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 709] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 711 attached [pid 710] set_robust_list(0x7f2342d219a0, 24 [pid 711] set_robust_list(0x55559251a6a0, 24 [pid 710] <... set_robust_list resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 86 [pid 711] <... set_robust_list resumed>) = 0 [pid 710] rt_sigprocmask(SIG_SETMASK, [], [pid 711] chdir("./42") = 0 [pid 710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 711] setpgid(0, 0 [pid 710] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 711] <... setpgid resumed>) = 0 [pid 711] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 710] <... bpf resumed>) = 3 [pid 711] <... symlink resumed>) = 0 [pid 710] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 710] <... futex resumed>) = 1 [pid 709] <... futex resumed>) = 0 [pid 711] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 709] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... symlink resumed>) = 0 [pid 710] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 709] <... futex resumed>) = 0 [pid 711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 710] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 709] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 711] <... openat resumed>) = 3 [pid 710] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 711] write(3, "1000", 4 [pid 710] <... futex resumed>) = 0 [pid 709] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... write resumed>) = 4 [pid 710] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 709] <... futex resumed>) = 0 [pid 711] close(3 [pid 709] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 711] <... close resumed>) = 0 [pid 711] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 710] <... bpf resumed>, 56) = 0 [pid 711] write(1, "executing program\n", 18) = 18 [pid 710] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 711] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 710] <... futex resumed>) = 1 [pid 709] <... futex resumed>) = 0 [pid 711] <... rt_sigaction resumed>NULL, 8) = 0 [pid 710] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 709] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 709] <... futex resumed>) = 0 [pid 711] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 710] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 709] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 710] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 711] <... mmap resumed>) = 0x7f2342d01000 [pid 711] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 710] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... mprotect resumed>) = 0 [pid 711] rt_sigprocmask(SIG_BLOCK, ~[], [pid 710] <... futex resumed>) = 1 [pid 709] <... futex resumed>) = 0 [pid 711] <... rt_sigprocmask resumed>[], 8) = 0 [pid 709] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 709] <... futex resumed>) = 0 ./strace-static-x86_64: Process 712 attached [pid 710] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 709] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] set_robust_list(0x7f2342d219a0, 24 [pid 711] <... clone3 resumed> => {parent_tid=[87]}, 88) = 87 [pid 711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 711] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 711] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] <... set_robust_list resumed>) = 0 [pid 710] <... bpf resumed>) = 4 [pid 712] rt_sigprocmask(SIG_SETMASK, [], [pid 710] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 710] <... futex resumed>) = 1 [pid 712] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 710] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 709] <... futex resumed>) = 0 [pid 712] <... bpf resumed>) = 3 [pid 709] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] <... futex resumed>) = 0 [pid 709] <... futex resumed>) = 1 [pid 712] <... futex resumed>) = 1 [pid 711] <... futex resumed>) = 0 [pid 710] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 709] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 712] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 711] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 712] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 711] <... futex resumed>) = 0 [pid 712] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 711] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 712] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 711] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 711] <... futex resumed>) = 0 [pid 712] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 711] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] <... bpf resumed>, 56) = 0 [pid 712] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 711] <... futex resumed>) = 0 [pid 712] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 711] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 711] <... futex resumed>) = 0 [pid 712] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144) = -1 EFAULT (Bad address) [pid 711] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 712] <... futex resumed>) = 0 [pid 711] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 711] <... futex resumed>) = 0 [pid 711] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] <... bpf resumed>) = 4 [pid 712] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 711] <... futex resumed>) = 0 [pid 712] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 711] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 711] <... futex resumed>) = 0 [pid 711] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 704] <... close resumed>) = 0 [pid 704] close(6 [pid 703] <... close resumed>) = 0 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(6 [pid 704] close(7 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(7 [pid 704] close(8 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(8 [pid 704] close(9 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(9 [pid 704] close(10 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(10 [pid 704] close(11 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(11 [pid 704] close(12 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(12 [pid 704] close(13) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(14 [pid 703] close(13 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(15 [pid 703] close(14 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(16 [pid 703] close(15 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(17 [pid 703] close(16 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(18 [pid 703] close(17 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(19 [pid 703] close(18 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(20 [pid 703] close(19 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(21) = -1 EBADF (Bad file descriptor) [pid 703] close(20 [pid 704] close(22 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(21) = -1 EBADF (Bad file descriptor) [pid 703] close(22) = -1 EBADF (Bad file descriptor) [pid 703] close(23 [pid 704] close(23 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(24) = -1 EBADF (Bad file descriptor) [pid 704] close(24 [pid 703] close(25 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] close(25 [pid 703] close(26 [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(27) = -1 EBADF (Bad file descriptor) [pid 703] close(28 [pid 704] close(26 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] close(29 [pid 704] close(27 [pid 703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 704] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 703] exit_group(0 [pid 706] <... futex resumed>) = ? [pid 703] <... exit_group resumed>) = ? [pid 706] +++ exited with 0 +++ [pid 704] close(28) = -1 EBADF (Bad file descriptor) [pid 704] close(29) = -1 EBADF (Bad file descriptor) [pid 703] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 704] exit_group(0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 705] <... futex resumed>) = ? [pid 704] <... exit_group resumed>) = ? [pid 705] +++ exited with 0 +++ [pid 704] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./38/binderfs" [pid 295] <... restart_syscall resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 297] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] newfstatat(AT_FDCWD, "./38/cgroup.net", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] unlink("./38/cgroup.net" [pid 295] <... openat resumed>) = 3 [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(3, "", [pid 297] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] getdents64(3, [pid 297] newfstatat(AT_FDCWD, "./38/cgroup.cpu", [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./38/cgroup.cpu" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./42/binderfs", [pid 297] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] unlink("./42/binderfs" [pid 297] newfstatat(AT_FDCWD, "./38/cgroup", [pid 295] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./38/cgroup" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./42/cgroup.net", [pid 297] getdents64(3, [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] unlink("./42/cgroup.net" [pid 297] close(3 [pid 295] <... unlink resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 295] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] rmdir("./38" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... rmdir resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./42/cgroup.cpu", [pid 297] mkdir("./39", 0777 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 295] unlink("./42/cgroup.cpu" [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 713 attached [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 80 [pid 295] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 713] set_robust_list(0x55559251a6a0, 24 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 713] <... set_robust_list resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./42/cgroup", [pid 713] chdir("./39" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 713] <... chdir resumed>) = 0 [pid 295] unlink("./42/cgroup" [pid 713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... unlink resumed>) = 0 [pid 713] <... prctl resumed>) = 0 [pid 295] getdents64(3, [pid 713] setpgid(0, 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 713] <... setpgid resumed>) = 0 [pid 295] close(3 [pid 713] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 295] <... close resumed>) = 0 [pid 713] <... symlink resumed>) = 0 [pid 295] rmdir("./42" [pid 713] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 295] <... rmdir resumed>) = 0 [pid 713] <... symlink resumed>) = 0 [pid 295] mkdir("./43", 0777 [pid 713] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 295] <... mkdir resumed>) = 0 [pid 713] <... symlink resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 714 attached ) = 3 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 88 [pid 714] set_robust_list(0x55559251a6a0, 24 [pid 713] write(3, "1000", 4 [pid 714] <... set_robust_list resumed>) = 0 [pid 713] <... write resumed>) = 4 [pid 713] close(3 [pid 714] chdir("./43" [pid 713] <... close resumed>) = 0 [pid 714] <... chdir resumed>) = 0 [pid 713] symlink("/dev/binderfs", "./binderfs" [pid 714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 713] <... symlink resumed>) = 0 [pid 714] <... prctl resumed>) = 0 [pid 713] write(1, "executing program\n", 18) = 18 [pid 713] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 714] setpgid(0, 0 [pid 713] <... futex resumed>) = 0 [pid 714] <... setpgid resumed>) = 0 [pid 713] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 713] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 714] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 713] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 713] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 714] <... symlink resumed>) = 0 [pid 713] rt_sigprocmask(SIG_BLOCK, ~[], [pid 714] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 713] <... rt_sigprocmask resumed>[], 8) = 0 [pid 713] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 715 attached [pid 714] <... symlink resumed>) = 0 [pid 715] set_robust_list(0x7f2342d219a0, 24 [pid 714] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 713] <... clone3 resumed> => {parent_tid=[81]}, 88) = 81 [pid 715] <... set_robust_list resumed>) = 0 [pid 713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 713] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 715] rt_sigprocmask(SIG_SETMASK, [], [pid 714] <... symlink resumed>) = 0 [pid 713] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 715] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 714] <... openat resumed>) = 3 [pid 715] <... bpf resumed>) = 3 [pid 714] write(3, "1000", 4 [pid 715] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... write resumed>) = 4 [pid 715] <... futex resumed>) = 1 [pid 714] close(3 [pid 713] <... futex resumed>) = 0 [pid 715] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 714] <... close resumed>) = 0 [pid 713] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 714] symlink("/dev/binderfs", "./binderfs" [pid 713] <... futex resumed>) = 0 [pid 715] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 714] <... symlink resumed>) = 0 [pid 713] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} executing program [pid 715] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 714] write(1, "executing program\n", 18 [pid 715] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... write resumed>) = 18 [pid 715] <... futex resumed>) = 1 [pid 713] <... futex resumed>) = 0 [pid 714] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 714] <... futex resumed>) = 0 [pid 713] <... futex resumed>) = 0 [pid 713] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 715] <... bpf resumed>, 56) = 0 [pid 714] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 715] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... rt_sigaction resumed>NULL, 8) = 0 [pid 708] <... bpf resumed>) = 5 [pid 715] <... futex resumed>) = 1 [pid 714] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 713] <... futex resumed>) = 0 [pid 715] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 713] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 712] <... bpf resumed>) = 5 [pid 710] <... bpf resumed>) = 5 [pid 708] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 713] <... futex resumed>) = 0 [pid 712] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 710] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 708] <... futex resumed>) = 1 [pid 707] <... futex resumed>) = 0 [pid 715] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 714] <... mmap resumed>) = 0x7f2342d01000 [pid 713] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 712] <... futex resumed>) = 1 [pid 711] <... futex resumed>) = 0 [pid 710] <... futex resumed>) = 1 [pid 709] <... futex resumed>) = 0 [pid 708] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] close(3 [pid 715] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 714] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 712] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 711] close(3 [pid 710] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 709] close(3 [pid 707] <... close resumed>) = 0 [pid 715] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... mprotect resumed>) = 0 [pid 711] <... close resumed>) = 0 [pid 709] <... close resumed>) = 0 [pid 707] close(4 [pid 715] <... futex resumed>) = 1 [pid 713] <... futex resumed>) = 0 [pid 711] close(4 [pid 707] <... close resumed>) = 0 [pid 715] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 714] rt_sigprocmask(SIG_BLOCK, ~[], [pid 713] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 711] <... close resumed>) = 0 [pid 709] close(4 [pid 707] close(5 [pid 715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 714] <... rt_sigprocmask resumed>[], 8) = 0 [pid 713] <... futex resumed>) = 0 [pid 711] close(5 [pid 709] <... close resumed>) = 0 [pid 707] <... close resumed>) = 0 [pid 715] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 713] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 709] close(5 [pid 707] close(6) = -1 EBADF (Bad file descriptor) [pid 707] close(7) = -1 EBADF (Bad file descriptor) [pid 707] close(8) = -1 EBADF (Bad file descriptor) [pid 707] close(9) = -1 EBADF (Bad file descriptor) [pid 707] close(10) = -1 EBADF (Bad file descriptor) [pid 715] <... bpf resumed>) = 4 [pid 707] close(11./strace-static-x86_64: Process 716 attached ) = -1 EBADF (Bad file descriptor) [pid 716] set_robust_list(0x7f2342d219a0, 24 [pid 715] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 [pid 707] close(12 [pid 716] <... set_robust_list resumed>) = 0 [pid 715] <... futex resumed>) = 1 [pid 714] rt_sigprocmask(SIG_SETMASK, [], [pid 713] <... futex resumed>) = 0 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] rt_sigprocmask(SIG_SETMASK, [], [pid 715] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 713] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] close(13 [pid 716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 714] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 713] <... futex resumed>) = 0 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 715] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 714] <... futex resumed>) = 0 [pid 713] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 707] close(14 [pid 716] <... bpf resumed>) = 3 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] close(15 [pid 716] <... futex resumed>) = 0 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] close(16 [pid 716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 714] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 714] <... futex resumed>) = 0 [pid 707] close(17 [pid 716] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] close(18 [pid 716] <... futex resumed>) = 0 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 714] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] close(19 [pid 716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 714] <... futex resumed>) = 0 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 707] close(20 [pid 716] <... bpf resumed>, 56) = 0 [pid 714] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] close(21 [pid 716] <... futex resumed>) = 0 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 714] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] close(22 [pid 716] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 714] <... futex resumed>) = 0 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] close(23 [pid 716] <... futex resumed>) = 0 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 707] close(24 [pid 716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 714] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 714] <... futex resumed>) = 0 [pid 707] close(25 [pid 716] <... bpf resumed>) = 4 [pid 714] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 716] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 707] close(26 [pid 716] <... futex resumed>) = 0 [pid 714] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 714] <... futex resumed>) = 0 [pid 707] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 707] close(27) = -1 EBADF (Bad file descriptor) [pid 707] close(28) = -1 EBADF (Bad file descriptor) [pid 707] close(29) = -1 EBADF (Bad file descriptor) [pid 707] exit_group(0 [pid 708] <... futex resumed>) = ? [pid 707] <... exit_group resumed>) = ? [pid 708] +++ exited with 0 +++ [pid 707] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./39/binderfs") = 0 [pid 296] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./39/cgroup.net") = 0 [pid 296] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./39/cgroup.cpu") = 0 [pid 296] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./39/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./39") = 0 [pid 296] mkdir("./40", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 717 attached [pid 717] set_robust_list(0x55559251a6a0, 24 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 82 [pid 717] <... set_robust_list resumed>) = 0 [pid 717] chdir("./40") = 0 [pid 717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 717] setpgid(0, 0) = 0 [pid 717] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 717] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 717] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 717] write(3, "1000", 4) = 4 [pid 717] close(3) = 0 [pid 717] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 717] write(1, "executing program\n", 18) = 18 [pid 717] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 717] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 717] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 717] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 717] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 718 attached [pid 718] set_robust_list(0x7f2342d219a0, 24 [pid 717] <... clone3 resumed> => {parent_tid=[83]}, 88) = 83 [pid 718] <... set_robust_list resumed>) = 0 [pid 717] rt_sigprocmask(SIG_SETMASK, [], [pid 718] rt_sigprocmask(SIG_SETMASK, [], [pid 717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 718] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 717] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 717] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] <... bpf resumed>) = 3 [pid 718] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 717] <... futex resumed>) = 0 [pid 718] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 717] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 717] <... futex resumed>) = 0 [pid 718] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 717] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 718] <... futex resumed>) = 0 [pid 717] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 717] <... futex resumed>) = 0 [pid 718] <... bpf resumed>, 56) = 0 [pid 717] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 718] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 717] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 717] <... futex resumed>) = 0 [pid 718] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 717] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 717] <... futex resumed>) = 0 [pid 717] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 718] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 717] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 718] <... bpf resumed>) = 4 [pid 718] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 718] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 717] <... futex resumed>) = 0 [pid 717] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] <... futex resumed>) = 0 [pid 717] <... futex resumed>) = 1 [pid 718] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 717] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 711] <... close resumed>) = 0 [pid 709] <... close resumed>) = 0 [pid 711] close(6 [pid 709] close(6 [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] close(7 [pid 709] close(7 [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] close(8 [pid 709] close(8 [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] close(9 [pid 709] close(9 [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] close(10) = -1 EBADF (Bad file descriptor) [pid 709] close(10 [pid 711] close(11 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(11 [pid 711] close(12 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(12 [pid 711] close(13 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(13 [pid 711] close(14 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(14 [pid 711] close(15 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(15 [pid 711] close(16 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(16 [pid 711] close(17 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(17 [pid 711] close(18 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(18 [pid 711] close(19 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(19 [pid 711] close(20 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(20 [pid 711] close(21 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(21 [pid 711] close(22 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(22 [pid 711] close(23 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(23 [pid 711] close(24 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(24 [pid 711] close(25 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(25 [pid 711] close(26 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(26 [pid 711] close(27 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(27 [pid 711] close(28 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(28 [pid 711] close(29 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 711] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 709] close(29 [pid 711] exit_group(0 [pid 709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 712] <... futex resumed>) = ? [pid 711] <... exit_group resumed>) = ? [pid 709] exit_group(0) = ? [pid 712] +++ exited with 0 +++ [pid 711] +++ exited with 0 +++ [pid 710] <... futex resumed>) = ? [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 710] +++ exited with 0 +++ [pid 709] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/binderfs") = 0 [pid 298] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/cgroup.net") = 0 [pid 298] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/cgroup.cpu") = 0 [pid 298] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./42/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./42") = 0 [pid 298] mkdir("./43", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 719 attached [pid 719] set_robust_list(0x55559251a6a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 88 [pid 719] <... set_robust_list resumed>) = 0 [pid 719] chdir("./43") = 0 [pid 719] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 719] setpgid(0, 0) = 0 [pid 299] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 719] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 299] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", [pid 719] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 719] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 719] <... symlink resumed>) = 0 [pid 299] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./40/binderfs", [pid 719] <... symlink resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] unlink("./40/binderfs") = 0 [pid 299] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] <... openat resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 719] write(3, "1000", 4 [pid 299] unlink("./40/cgroup.net" [pid 719] <... write resumed>) = 4 [pid 299] <... unlink resumed>) = 0 [pid 719] close(3 [pid 299] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] <... close resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 719] symlink("/dev/binderfs", "./binderfs" [pid 299] newfstatat(AT_FDCWD, "./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 719] <... symlink resumed>) = 0 [pid 299] unlink("./40/cgroup.cpu" [pid 719] write(1, "executing program\n", 18executing program [pid 299] <... unlink resumed>) = 0 [pid 719] <... write resumed>) = 18 [pid 299] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 719] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 719] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./40/cgroup" [pid 719] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] <... unlink resumed>) = 0 [pid 719] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] getdents64(3, [pid 719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] close(3 [pid 719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./40" [pid 719] <... mmap resumed>) = 0x7f2342d01000 [pid 299] <... rmdir resumed>) = 0 [pid 299] mkdir("./41", 0777 [pid 719] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 719] rt_sigprocmask(SIG_BLOCK, ~[], [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 719] <... rt_sigprocmask resumed>[], 8) = 0 [pid 719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 720 attached [pid 720] set_robust_list(0x7f2342d219a0, 24 [pid 719] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 ./strace-static-x86_64: Process 721 attached [pid 720] <... set_robust_list resumed>) = 0 [pid 719] rt_sigprocmask(SIG_SETMASK, [], [pid 721] set_robust_list(0x55559251a6a0, 24 [pid 720] rt_sigprocmask(SIG_SETMASK, [], [pid 719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 84 [pid 721] <... set_robust_list resumed>) = 0 [pid 720] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 719] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] chdir("./41" [pid 720] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 719] <... futex resumed>) = 0 [pid 721] <... chdir resumed>) = 0 [pid 721] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 720] <... bpf resumed>) = 3 [pid 719] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] <... prctl resumed>) = 0 [pid 720] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] setpgid(0, 0 [pid 720] <... futex resumed>) = 0 [pid 719] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] <... setpgid resumed>) = 0 [pid 720] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 719] <... futex resumed>) = 0 [pid 721] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 720] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 719] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] <... symlink resumed>) = 0 [pid 720] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 720] <... futex resumed>) = 0 [pid 719] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] <... symlink resumed>) = 0 [pid 721] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 720] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 719] <... futex resumed>) = 0 [pid 721] <... symlink resumed>) = 0 [pid 720] <... bpf resumed>, 56) = 0 [pid 719] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 720] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] <... openat resumed>) = 3 [pid 720] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 719] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] write(3, "1000", 4 [pid 720] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 719] <... futex resumed>) = 0 [pid 721] <... write resumed>) = 4 [pid 720] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] close(3 [pid 720] <... futex resumed>) = 0 [pid 719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] <... close resumed>) = 0 [pid 720] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 719] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] symlink("/dev/binderfs", "./binderfs" [pid 720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 719] <... futex resumed>) = 0 [pid 721] <... symlink resumed>) = 0 [pid 720] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144executing program [pid 719] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] write(1, "executing program\n", 18) = 18 [pid 721] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 720] <... bpf resumed>) = 4 [pid 721] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 720] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 720] <... futex resumed>) = 1 [pid 719] <... futex resumed>) = 0 [pid 721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 720] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 719] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] <... mmap resumed>) = 0x7f2342d01000 [pid 720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 719] <... futex resumed>) = 0 [pid 721] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 721] rt_sigprocmask(SIG_BLOCK, ~[], [pid 720] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 719] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 721] <... rt_sigprocmask resumed>[], 8) = 0 [pid 721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 722 attached [pid 722] set_robust_list(0x7f2342d219a0, 24 [pid 721] <... clone3 resumed> => {parent_tid=[85]}, 88) = 85 [pid 722] <... set_robust_list resumed>) = 0 [pid 721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 722] rt_sigprocmask(SIG_SETMASK, [], [pid 721] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 721] <... futex resumed>) = 0 [pid 721] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 722] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 721] <... futex resumed>) = 0 [pid 722] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] <... futex resumed>) = 0 [pid 722] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 721] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 722] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 721] <... futex resumed>) = 0 [pid 722] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] <... futex resumed>) = 0 [pid 722] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 721] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 722] <... bpf resumed>, 56) = 0 [pid 722] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 721] <... futex resumed>) = 0 [pid 722] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] <... futex resumed>) = 0 [pid 722] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 721] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 716] <... bpf resumed>) = 5 [pid 715] <... bpf resumed>) = 5 [pid 722] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 720] <... bpf resumed>) = 5 [pid 718] <... bpf resumed>) = 5 [pid 716] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 715] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 720] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 718] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 716] <... futex resumed>) = 1 [pid 715] <... futex resumed>) = 1 [pid 714] <... futex resumed>) = 0 [pid 713] <... futex resumed>) = 0 [pid 722] <... futex resumed>) = 1 [pid 721] <... futex resumed>) = 0 [pid 720] <... futex resumed>) = 1 [pid 719] <... futex resumed>) = 0 [pid 718] <... futex resumed>) = 1 [pid 717] <... futex resumed>) = 0 [pid 716] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 715] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 714] close(3 [pid 713] close(3 [pid 722] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 720] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 719] close(3 [pid 718] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 717] close(3 [pid 714] <... close resumed>) = 0 [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] <... futex resumed>) = 0 [pid 719] <... close resumed>) = 0 [pid 717] <... close resumed>) = 0 [pid 714] close(4 [pid 713] <... close resumed>) = 0 [pid 722] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 721] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 719] close(4 [pid 717] close(4 [pid 714] <... close resumed>) = 0 [pid 713] close(4 [pid 717] <... close resumed>) = 0 [pid 713] <... close resumed>) = 0 [pid 722] <... bpf resumed>) = 4 [pid 719] <... close resumed>) = 0 [pid 717] close(5 [pid 714] close(5 [pid 713] close(5 [pid 722] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] close(5 [pid 717] <... close resumed>) = 0 [pid 714] <... close resumed>) = 0 [pid 722] <... futex resumed>) = 1 [pid 721] <... futex resumed>) = 0 [pid 717] close(6 [pid 714] close(6 [pid 722] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 721] <... futex resumed>) = 0 [pid 717] close(7 [pid 714] close(7 [pid 722] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 721] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(8 [pid 714] close(8 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(9 [pid 714] close(9 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(10 [pid 714] close(10 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(11 [pid 714] close(11 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(12 [pid 714] close(12 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(13 [pid 714] close(13 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(14 [pid 714] close(14 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(15 [pid 714] close(15 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(16 [pid 714] close(16 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(17 [pid 714] close(17 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(18 [pid 714] close(18 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(19 [pid 714] close(19 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(20 [pid 714] close(20 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(21 [pid 714] close(21 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(22 [pid 714] close(22 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(23 [pid 714] close(23 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(24 [pid 714] close(24 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(25 [pid 714] close(25 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(26 [pid 714] close(26 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(27 [pid 714] close(27 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(28 [pid 714] close(28 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] close(29 [pid 714] close(29 [pid 717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 714] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 717] exit_group(0 [pid 714] exit_group(0 [pid 718] <... futex resumed>) = ? [pid 717] <... exit_group resumed>) = ? [pid 716] <... futex resumed>) = ? [pid 714] <... exit_group resumed>) = ? [pid 718] +++ exited with 0 +++ [pid 717] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 716] +++ exited with 0 +++ [pid 714] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./43/binderfs") = 0 [pid 295] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./43/cgroup.net") = 0 [pid 295] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./43/cgroup.cpu") = 0 [pid 295] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./43/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./43") = 0 [pid 295] mkdir("./44", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 723 attached , child_tidptr=0x55559251a690) = 90 [pid 723] set_robust_list(0x55559251a6a0, 24) = 0 [pid 723] chdir("./44") = 0 [pid 723] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 723] setpgid(0, 0) = 0 [pid 723] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 723] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 723] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 723] write(3, "1000", 4) = 4 [pid 723] close(3) = 0 executing program [pid 723] symlink("/dev/binderfs", "./binderfs") = 0 [pid 723] write(1, "executing program\n", 18) = 18 [pid 723] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 723] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 723] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 723] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 723] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 724 attached [pid 724] set_robust_list(0x7f2342d219a0, 24 [pid 723] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 724] <... set_robust_list resumed>) = 0 [pid 723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 723] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 724] rt_sigprocmask(SIG_SETMASK, [], [pid 723] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 724] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] <... restart_syscall resumed>) = 0 [pid 724] <... bpf resumed>) = 3 [pid 724] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 724] <... futex resumed>) = 1 [pid 723] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 724] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 723] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 724] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 723] <... futex resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 724] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] newfstatat(3, "", [pid 724] <... futex resumed>) = 0 [pid 723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 723] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] getdents64(3, [pid 724] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 723] <... futex resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 724] <... bpf resumed>, 56) = 0 [pid 723] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 724] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 724] <... futex resumed>) = 0 [pid 723] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./40/binderfs", [pid 724] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 723] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 723] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./40/binderfs" [pid 724] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] <... unlink resumed>) = 0 [pid 724] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 724] <... futex resumed>) = 1 [pid 723] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 724] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./40/cgroup.net", [pid 724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 724] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 723] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./40/cgroup.net") = 0 [pid 296] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 724] <... bpf resumed>) = 4 [pid 296] unlink("./40/cgroup.cpu" [pid 724] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... unlink resumed>) = 0 [pid 724] <... futex resumed>) = 1 [pid 723] <... futex resumed>) = 0 [pid 296] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 724] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 723] <... futex resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./40/cgroup", [pid 724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 723] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 724] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 296] unlink("./40/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./40") = 0 [pid 296] mkdir("./41", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 725 attached [pid 725] set_robust_list(0x55559251a6a0, 24) = 0 [pid 719] <... close resumed>) = 0 [pid 713] <... close resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 84 [pid 725] chdir("./41" [pid 719] close(6 [pid 713] close(6 [pid 725] <... chdir resumed>) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 719] close(7 [pid 713] close(7 [pid 725] <... prctl resumed>) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] setpgid(0, 0 [pid 719] close(8 [pid 713] close(8 [pid 725] <... setpgid resumed>) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 719] close(9 [pid 713] close(9 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 719] close(10 [pid 713] close(10 [pid 725] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 719] close(11 [pid 713] close(11 [pid 725] <... symlink resumed>) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 719] close(12 [pid 713] close(12 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] <... symlink resumed>) = 0 [pid 719] close(13 [pid 713] close(13 [pid 725] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 719] close(14 [pid 713] close(14 [pid 725] <... symlink resumed>) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 719] close(15 [pid 713] close(15 [pid 725] <... openat resumed>) = 3 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] write(3, "1000", 4 [pid 719] close(16 [pid 713] close(16 [pid 725] <... write resumed>) = 4 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] close(3 [pid 719] close(17 [pid 713] close(17 [pid 725] <... close resumed>) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] symlink("/dev/binderfs", "./binderfs" [pid 719] close(18 [pid 713] close(18 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] <... symlink resumed>) = 0 [pid 719] close(19 executing program [pid 713] close(19 [pid 725] write(1, "executing program\n", 18 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] <... write resumed>) = 18 [pid 719] close(20 [pid 713] close(20 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] close(21 [pid 713] close(21 [pid 725] <... futex resumed>) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 719] close(22 [pid 713] close(22 [pid 725] <... rt_sigaction resumed>NULL, 8) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 719] close(23 [pid 713] close(23 [pid 725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 719] close(24 [pid 713] close(24 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] <... mmap resumed>) = 0x7f2342d01000 [pid 719] close(25 [pid 713] close(25 [pid 725] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 719] close(26 [pid 713] close(26 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] <... mprotect resumed>) = 0 [pid 719] close(27 [pid 713] close(27 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] rt_sigprocmask(SIG_BLOCK, ~[], [pid 719] close(28 [pid 713] close(28 [pid 725] <... rt_sigprocmask resumed>[], 8) = 0 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 719] close(29 [pid 713] close(29 [pid 719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 713] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 726 attached [pid 719] exit_group(0 [pid 713] exit_group(0 [pid 726] set_robust_list(0x7f2342d219a0, 24 [pid 725] <... clone3 resumed> => {parent_tid=[85]}, 88) = 85 [pid 720] <... futex resumed>) = ? [pid 719] <... exit_group resumed>) = ? [pid 715] <... futex resumed>) = ? [pid 713] <... exit_group resumed>) = ? [pid 726] <... set_robust_list resumed>) = 0 [pid 725] rt_sigprocmask(SIG_SETMASK, [], [pid 720] +++ exited with 0 +++ [pid 725] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 725] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 719] +++ exited with 0 +++ [pid 715] +++ exited with 0 +++ [pid 725] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 725] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 726] rt_sigprocmask(SIG_SETMASK, [], [pid 713] +++ exited with 0 +++ [pid 726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 726] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 726] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 725] <... futex resumed>) = 0 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 726] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] <... futex resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 726] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 725] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW [pid 726] <... futex resumed>) = 0 [pid 725] <... futex resumed>) = 1 [pid 726] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 725] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... bpf resumed>, 56) = 0 [pid 297] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 726] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 726] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] <... futex resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 725] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(3, "", [pid 726] <... futex resumed>) = 0 [pid 725] <... futex resumed>) = 1 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 725] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] getdents64(3, [pid 726] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 726] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 726] <... futex resumed>) = 1 [pid 725] <... futex resumed>) = 0 [pid 726] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 297] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 725] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... futex resumed>) = 0 [pid 725] <... futex resumed>) = 1 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 726] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 725] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 726] <... bpf resumed>) = 4 [pid 297] unlink("./39/binderfs" [pid 726] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 725] <... futex resumed>) = 0 [pid 726] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] <... futex resumed>) = 0 [pid 726] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 725] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 297] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./39/cgroup.net", [pid 298] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] unlink("./39/cgroup.net" [pid 298] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] <... unlink resumed>) = 0 [pid 298] newfstatat(3, "", [pid 297] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] getdents64(3, [pid 297] newfstatat(AT_FDCWD, "./39/cgroup.cpu", [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./39/cgroup.cpu" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./43/binderfs", [pid 297] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./43/binderfs" [pid 297] newfstatat(AT_FDCWD, "./39/cgroup", [pid 298] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./39/cgroup" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... unlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./43/cgroup.net", [pid 297] getdents64(3, [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] unlink("./43/cgroup.net" [pid 297] close(3 [pid 298] <... unlink resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 298] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] rmdir("./39" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... rmdir resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./43/cgroup.cpu", [pid 297] mkdir("./40", 0777 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 298] unlink("./43/cgroup.cpu" [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 727 attached [pid 298] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 82 [pid 727] set_robust_list(0x55559251a6a0, 24 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 727] <... set_robust_list resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./43/cgroup", [pid 727] chdir("./40" [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 727] <... chdir resumed>) = 0 [pid 298] unlink("./43/cgroup" [pid 727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... unlink resumed>) = 0 [pid 727] <... prctl resumed>) = 0 [pid 727] setpgid(0, 0 [pid 298] getdents64(3, [pid 727] <... setpgid resumed>) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 727] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 298] <... close resumed>) = 0 [pid 727] <... symlink resumed>) = 0 [pid 298] rmdir("./43" [pid 727] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 298] <... rmdir resumed>) = 0 [pid 298] mkdir("./44", 0777 [pid 727] <... symlink resumed>) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 727] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 727] <... symlink resumed>) = 0 [pid 727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 727] write(3, "1000", 4./strace-static-x86_64: Process 728 attached ) = 4 [pid 728] set_robust_list(0x55559251a6a0, 24 [pid 727] close(3 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 90 [pid 728] <... set_robust_list resumed>) = 0 [pid 727] <... close resumed>) = 0 [pid 727] symlink("/dev/binderfs", "./binderfs"executing program [pid 728] chdir("./44" [pid 727] <... symlink resumed>) = 0 [pid 728] <... chdir resumed>) = 0 [pid 727] write(1, "executing program\n", 18 [pid 728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 727] <... write resumed>) = 18 [pid 728] <... prctl resumed>) = 0 [pid 727] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] setpgid(0, 0 [pid 727] <... futex resumed>) = 0 [pid 728] <... setpgid resumed>) = 0 [pid 727] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 728] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 728] <... symlink resumed>) = 0 [pid 728] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 727] <... mmap resumed>) = 0x7f2342d01000 [pid 728] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 727] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 728] <... symlink resumed>) = 0 [pid 727] <... mprotect resumed>) = 0 [pid 728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} => {parent_tid=[83]}, 88) = 83 ./strace-static-x86_64: Process 729 attached [pid 728] <... openat resumed>) = 3 [pid 727] rt_sigprocmask(SIG_SETMASK, [], [pid 729] set_robust_list(0x7f2342d219a0, 24 [pid 728] write(3, "1000", 4 [pid 727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 729] <... set_robust_list resumed>) = 0 [pid 728] <... write resumed>) = 4 [pid 727] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] rt_sigprocmask(SIG_SETMASK, [], [pid 728] close(3 [pid 727] <... futex resumed>) = 0 [pid 729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 728] <... close resumed>) = 0 [pid 727] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 729] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 728] symlink("/dev/binderfs", "./binderfs" [pid 729] <... bpf resumed>) = 3 [pid 729] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] <... symlink resumed>) = 0 [pid 729] <... futex resumed>) = 1 [pid 727] <... futex resumed>) = 0 [pid 728] write(1, "executing program\n", 18executing program [pid 729] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 728] <... write resumed>) = 18 [pid 727] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 728] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 726] <... bpf resumed>) = 5 [pid 724] <... bpf resumed>) = 5 [pid 722] <... bpf resumed>) = 5 [pid 729] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] <... futex resumed>) = 0 [pid 727] <... futex resumed>) = 0 [pid 726] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 724] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 722] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] <... futex resumed>) = 0 [pid 728] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 727] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] <... futex resumed>) = 1 [pid 725] <... futex resumed>) = 0 [pid 724] <... futex resumed>) = 1 [pid 723] <... futex resumed>) = 0 [pid 722] <... futex resumed>) = 1 [pid 721] <... futex resumed>) = 0 [pid 729] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] <... rt_sigaction resumed>NULL, 8) = 0 [pid 727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 726] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 725] close(3 [pid 724] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 723] close(3 [pid 722] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 721] close(3 [pid 728] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 727] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = 0 [pid 723] <... close resumed>) = 0 [pid 721] <... close resumed>) = 0 [pid 729] <... futex resumed>) = 0 [pid 728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 727] <... futex resumed>) = 1 [pid 725] close(4 [pid 723] close(4 [pid 721] close(4 [pid 729] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 727] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... close resumed>) = 0 [pid 723] <... close resumed>) = 0 [pid 721] <... close resumed>) = 0 [pid 729] <... bpf resumed>, 56) = 0 [pid 728] <... mmap resumed>) = 0x7f2342d01000 [pid 725] close(5 [pid 723] close(5 [pid 721] close(5 [pid 729] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 725] <... close resumed>) = 0 [pid 729] <... futex resumed>) = 1 [pid 728] <... mprotect resumed>) = 0 [pid 727] <... futex resumed>) = 0 [pid 725] close(6 [pid 729] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] rt_sigprocmask(SIG_BLOCK, ~[], [pid 727] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 728] <... rt_sigprocmask resumed>[], 8) = 0 [pid 727] <... futex resumed>) = 0 [pid 725] close(7 [pid 729] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 728] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 727] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 729] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 725] close(8) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 730 attached [pid 725] close(9 [pid 729] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] set_robust_list(0x7f2342d219a0, 24 [pid 728] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... set_robust_list resumed>) = 0 [pid 729] <... futex resumed>) = 1 [pid 728] rt_sigprocmask(SIG_SETMASK, [], [pid 727] <... futex resumed>) = 0 [pid 725] close(10 [pid 730] rt_sigprocmask(SIG_SETMASK, [], [pid 727] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 729] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 728] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 727] <... futex resumed>) = 0 [pid 725] close(11 [pid 730] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 727] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] close(12) = -1 EBADF (Bad file descriptor) [pid 725] close(13) = -1 EBADF (Bad file descriptor) [pid 725] close(14) = -1 EBADF (Bad file descriptor) [pid 725] close(15) = -1 EBADF (Bad file descriptor) [pid 725] close(16) = -1 EBADF (Bad file descriptor) [pid 725] close(17 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 729] <... bpf resumed>) = 4 [pid 728] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] <... futex resumed>) = 0 [pid 725] close(18 [pid 730] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 729] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... bpf resumed>) = 3 [pid 729] <... futex resumed>) = 1 [pid 727] <... futex resumed>) = 0 [pid 725] close(19 [pid 730] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 727] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... futex resumed>) = 1 [pid 728] <... futex resumed>) = 0 [pid 727] <... futex resumed>) = 0 [pid 725] close(20 [pid 730] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 728] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 727] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 728] <... futex resumed>) = 0 [pid 725] close(21 [pid 730] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... futex resumed>) = 0 [pid 728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] close(22) = -1 EBADF (Bad file descriptor) [pid 730] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 728] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] close(23 [pid 730] <... bpf resumed>, 56) = 0 [pid 728] <... futex resumed>) = 0 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 728] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] close(24 [pid 730] <... futex resumed>) = 0 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] close(25) = -1 EBADF (Bad file descriptor) [pid 730] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 725] close(26 [pid 728] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... futex resumed>) = 0 [pid 728] <... futex resumed>) = 1 [pid 725] close(27 [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 728] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 725] close(28 [pid 730] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 730] <... futex resumed>) = 1 [pid 728] <... futex resumed>) = 0 [pid 725] close(29 [pid 730] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 725] exit_group(0 [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 728] <... futex resumed>) = 0 [pid 726] <... futex resumed>) = ? [pid 725] <... exit_group resumed>) = ? [pid 730] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 728] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 726] +++ exited with 0 +++ [pid 730] <... bpf resumed>) = 4 [pid 725] +++ exited with 0 +++ [pid 730] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 728] <... futex resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 730] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 728] <... futex resumed>) = 0 [pid 730] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 728] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./41/binderfs") = 0 [pid 296] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./41/cgroup.net") = 0 [pid 296] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./41/cgroup.cpu") = 0 [pid 296] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./41/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./41") = 0 [pid 296] mkdir("./42", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 731 attached [pid 731] set_robust_list(0x55559251a6a0, 24 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 86 [pid 731] <... set_robust_list resumed>) = 0 [pid 731] chdir("./42") = 0 [pid 731] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 731] setpgid(0, 0) = 0 [pid 731] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 731] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 731] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 731] write(3, "1000", 4) = 4 [pid 731] close(3) = 0 [pid 731] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 731] write(1, "executing program\n", 18) = 18 [pid 731] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 731] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 731] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 731] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 732 attached [pid 732] set_robust_list(0x7f2342d219a0, 24 [pid 731] <... clone3 resumed> => {parent_tid=[87]}, 88) = 87 [pid 732] <... set_robust_list resumed>) = 0 [pid 731] rt_sigprocmask(SIG_SETMASK, [], [pid 732] rt_sigprocmask(SIG_SETMASK, [], [pid 731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 731] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 732] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 731] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] <... bpf resumed>) = 3 [pid 732] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 731] <... futex resumed>) = 0 [pid 732] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 731] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 731] <... futex resumed>) = 0 [pid 731] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 732] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 731] <... futex resumed>) = 0 [pid 732] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 731] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 721] <... close resumed>) = 0 [pid 723] <... close resumed>) = 0 [pid 721] close(6 [pid 732] <... futex resumed>) = 0 [pid 731] <... futex resumed>) = 1 [pid 732] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 723] close(6 [pid 731] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] <... bpf resumed>, 56) = 0 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(7 [pid 732] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] close(7 [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] <... futex resumed>) = 1 [pid 731] <... futex resumed>) = 0 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(8 [pid 732] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 731] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] close(8 [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 731] <... futex resumed>) = 0 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(9 [pid 732] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 731] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 723] close(9 [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(10 [pid 732] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] close(10 [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] <... futex resumed>) = 1 [pid 731] <... futex resumed>) = 0 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 731] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] close(11 [pid 732] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 731] <... futex resumed>) = 0 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(11 [pid 731] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 723] close(12) = -1 EBADF (Bad file descriptor) [pid 723] close(13) = -1 EBADF (Bad file descriptor) [pid 723] close(14) = -1 EBADF (Bad file descriptor) [pid 723] close(15) = -1 EBADF (Bad file descriptor) [pid 723] close(16) = -1 EBADF (Bad file descriptor) [pid 723] close(17 [pid 732] <... bpf resumed>) = 4 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] close(18 [pid 721] close(12 [pid 732] <... futex resumed>) = 1 [pid 731] <... futex resumed>) = 0 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 731] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 723] close(19 [pid 731] <... futex resumed>) = 0 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(13 [pid 732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 731] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 723] close(20 [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] close(21 [pid 721] close(14 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] close(22 [pid 721] close(15 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] close(23) = -1 EBADF (Bad file descriptor) [pid 723] close(24 [pid 721] close(16 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] close(25 [pid 721] close(17 [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] close(26) = -1 EBADF (Bad file descriptor) [pid 721] close(18 [pid 723] close(27 [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(19 [pid 723] close(28) = -1 EBADF (Bad file descriptor) [pid 723] close(29 [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 723] exit_group(0 [pid 721] close(20 [pid 724] <... futex resumed>) = ? [pid 723] <... exit_group resumed>) = ? [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 724] +++ exited with 0 +++ [pid 721] close(21) = -1 EBADF (Bad file descriptor) [pid 721] close(22) = -1 EBADF (Bad file descriptor) [pid 723] +++ exited with 0 +++ [pid 721] close(23) = -1 EBADF (Bad file descriptor) [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 721] close(24 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 721] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 721] close(25) = -1 EBADF (Bad file descriptor) [pid 721] close(26) = -1 EBADF (Bad file descriptor) [pid 721] close(27) = -1 EBADF (Bad file descriptor) [pid 721] close(28) = -1 EBADF (Bad file descriptor) [pid 721] close(29) = -1 EBADF (Bad file descriptor) [pid 721] exit_group(0 [pid 295] <... restart_syscall resumed>) = 0 [pid 722] <... futex resumed>) = ? [pid 721] <... exit_group resumed>) = ? [pid 722] +++ exited with 0 +++ [pid 721] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./44/binderfs") = 0 [pid 295] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./44/cgroup.net") = 0 [pid 295] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./44/cgroup.cpu", [pid 299] <... restart_syscall resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./44/cgroup.cpu") = 0 [pid 295] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(AT_FDCWD, "./44/cgroup", [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] unlink("./44/cgroup" [pid 299] <... openat resumed>) = 3 [pid 295] <... unlink resumed>) = 0 [pid 299] newfstatat(3, "", [pid 295] getdents64(3, [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] getdents64(3, [pid 295] close(3 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... close resumed>) = 0 [pid 299] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] rmdir("./44" [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... rmdir resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./41/binderfs", [pid 295] mkdir("./45", 0777 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./41/binderfs" [pid 295] <... mkdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 299] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./41/cgroup.net") = 0 [pid 299] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 733 attached [pid 299] newfstatat(AT_FDCWD, "./41/cgroup.cpu", [pid 733] set_robust_list(0x55559251a6a0, 24 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 733] <... set_robust_list resumed>) = 0 [pid 299] unlink("./41/cgroup.cpu" [pid 733] chdir("./45" [pid 299] <... unlink resumed>) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 92 [pid 733] <... chdir resumed>) = 0 [pid 299] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 733] <... prctl resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./41/cgroup", [pid 733] setpgid(0, 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 733] <... setpgid resumed>) = 0 [pid 299] unlink("./41/cgroup" [pid 733] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 299] <... unlink resumed>) = 0 [pid 299] getdents64(3, [pid 733] <... symlink resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 733] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 299] close(3 [pid 733] <... symlink resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 299] rmdir("./41" [pid 733] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 299] <... rmdir resumed>) = 0 [pid 733] <... symlink resumed>) = 0 [pid 733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] mkdir("./42", 0777 [pid 733] <... openat resumed>) = 3 [pid 299] <... mkdir resumed>) = 0 [pid 733] write(3, "1000", 4) = 4 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 733] close(3) = 0 [pid 733] symlink("/dev/binderfs", "./binderfs") = 0 [pid 733] write(1, "executing program\n", 18executing program ./strace-static-x86_64: Process 734 attached ) = 18 [pid 734] set_robust_list(0x55559251a6a0, 24 [pid 733] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 86 [pid 734] <... set_robust_list resumed>) = 0 [pid 733] <... futex resumed>) = 0 [pid 734] chdir("./42" [pid 733] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 734] <... chdir resumed>) = 0 [pid 733] <... rt_sigaction resumed>NULL, 8) = 0 [pid 734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 734] <... prctl resumed>) = 0 [pid 733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 734] setpgid(0, 0 [pid 733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 734] <... setpgid resumed>) = 0 [pid 733] <... mmap resumed>) = 0x7f2342d01000 [pid 734] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 733] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 734] <... symlink resumed>) = 0 [pid 733] <... mprotect resumed>) = 0 [pid 734] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 734] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 734] <... symlink resumed>) = 0 [pid 733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 735 attached [pid 735] set_robust_list(0x7f2342d219a0, 24 [pid 734] <... openat resumed>) = 3 [pid 735] <... set_robust_list resumed>) = 0 [pid 734] write(3, "1000", 4 [pid 733] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 735] rt_sigprocmask(SIG_SETMASK, [], [pid 734] <... write resumed>) = 4 [pid 733] rt_sigprocmask(SIG_SETMASK, [], [pid 735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 734] close(3 [pid 733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 735] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] <... close resumed>) = 0 [pid 733] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] symlink("/dev/binderfs", "./binderfs" [pid 733] <... futex resumed>) = 0 [pid 735] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 734] <... symlink resumed>) = 0 [pid 733] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}executing program [pid 735] <... bpf resumed>) = 3 [pid 734] write(1, "executing program\n", 18 [pid 735] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... write resumed>) = 18 [pid 735] <... futex resumed>) = 1 [pid 734] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... futex resumed>) = 0 [pid 735] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] <... futex resumed>) = 0 [pid 733] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 735] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 734] <... rt_sigaction resumed>NULL, 8) = 0 [pid 733] <... futex resumed>) = 0 [pid 735] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 733] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 735] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 735] <... futex resumed>) = 0 [pid 734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 733] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 734] <... mmap resumed>) = 0x7f2342d01000 [pid 733] <... futex resumed>) = 0 [pid 734] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 735] <... bpf resumed>, 56) = 0 [pid 734] <... mprotect resumed>) = 0 [pid 733] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 735] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 735] <... futex resumed>) = 0 [pid 734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 733] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 733] <... futex resumed>) = 0 [pid 735] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 733] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 736 attached [pid 735] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 735] <... futex resumed>) = 0 [pid 734] <... clone3 resumed> => {parent_tid=[87]}, 88) = 87 [pid 733] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] set_robust_list(0x7f2342d219a0, 24 [pid 735] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 734] rt_sigprocmask(SIG_SETMASK, [], [pid 733] <... futex resumed>) = 0 [pid 732] <... bpf resumed>) = 5 [pid 730] <... bpf resumed>) = 5 [pid 729] <... bpf resumed>) = 5 [pid 736] <... set_robust_list resumed>) = 0 [pid 735] <... bpf resumed>) = 4 [pid 734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 733] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 732] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 730] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 729] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] rt_sigprocmask(SIG_SETMASK, [], [pid 735] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 732] <... futex resumed>) = 1 [pid 731] <... futex resumed>) = 0 [pid 730] <... futex resumed>) = 1 [pid 729] <... futex resumed>) = 1 [pid 728] <... futex resumed>) = 0 [pid 727] <... futex resumed>) = 0 [pid 736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 735] <... futex resumed>) = 0 [pid 734] <... futex resumed>) = 0 [pid 733] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 732] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 731] close(3 [pid 730] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 729] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 728] close(3 [pid 727] close(3 [pid 736] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 735] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 734] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 733] <... futex resumed>) = 0 [pid 731] <... close resumed>) = 0 [pid 728] <... close resumed>) = 0 [pid 727] <... close resumed>) = 0 [pid 736] <... bpf resumed>) = 3 [pid 735] <... bpf resumed>) = 5 [pid 733] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 731] close(4 [pid 728] close(4 [pid 727] close(4 [pid 736] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 735] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 731] <... close resumed>) = 0 [pid 728] <... close resumed>) = 0 [pid 727] <... close resumed>) = 0 [pid 736] <... futex resumed>) = 1 [pid 735] <... futex resumed>) = 0 [pid 734] <... futex resumed>) = 0 [pid 733] close(3 [pid 731] close(5 [pid 728] close(5 [pid 727] close(5 [pid 736] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 735] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... close resumed>) = 0 [pid 731] <... close resumed>) = 0 [pid 728] <... close resumed>) = 0 [pid 736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] <... futex resumed>) = 0 [pid 733] close(4 [pid 731] close(6 [pid 736] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 734] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 733] <... close resumed>) = 0 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(6 [pid 736] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 733] close(5 [pid 731] close(7 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(7 [pid 736] <... futex resumed>) = 1 [pid 734] <... futex resumed>) = 0 [pid 731] close(8 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(8 [pid 736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] <... futex resumed>) = 0 [pid 731] close(9 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 734] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(9 [pid 731] close(10) = -1 EBADF (Bad file descriptor) [pid 736] <... bpf resumed>, 56) = 0 [pid 731] close(11 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(10 [pid 736] <... futex resumed>) = 1 [pid 734] <... futex resumed>) = 0 [pid 731] close(12 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 731] close(13 [pid 734] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 736] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 734] <... futex resumed>) = 0 [pid 731] close(14 [pid 728] close(11 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 731] close(15) = -1 EBADF (Bad file descriptor) [pid 731] close(16 [pid 736] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 734] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] <... futex resumed>) = 0 [pid 734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 731] close(17 [pid 736] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(12 [pid 736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] <... futex resumed>) = 0 [pid 731] close(18) = -1 EBADF (Bad file descriptor) [pid 731] close(19 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 734] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(13 [pid 731] close(20) = -1 EBADF (Bad file descriptor) [pid 731] close(21) = -1 EBADF (Bad file descriptor) [pid 731] close(22) = -1 EBADF (Bad file descriptor) [pid 731] close(23) = -1 EBADF (Bad file descriptor) [pid 731] close(24) = -1 EBADF (Bad file descriptor) [pid 731] close(25) = -1 EBADF (Bad file descriptor) [pid 731] close(26) = -1 EBADF (Bad file descriptor) [pid 731] close(27 [pid 736] <... bpf resumed>) = 4 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 731] close(28 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] <... futex resumed>) = 1 [pid 734] <... futex resumed>) = 0 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(14 [pid 736] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 731] close(29 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 734] <... futex resumed>) = 0 [pid 731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 736] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 734] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 731] exit_group(0 [pid 728] close(15 [pid 732] <... futex resumed>) = ? [pid 731] <... exit_group resumed>) = ? [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 732] +++ exited with 0 +++ [pid 728] close(16) = -1 EBADF (Bad file descriptor) [pid 728] close(17) = -1 EBADF (Bad file descriptor) [pid 728] close(18 [pid 731] +++ exited with 0 +++ [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(19 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 728] close(20) = -1 EBADF (Bad file descriptor) [pid 728] close(21) = -1 EBADF (Bad file descriptor) [pid 728] close(22 [pid 296] <... restart_syscall resumed>) = 0 [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] close(23) = -1 EBADF (Bad file descriptor) [pid 728] close(24) = -1 EBADF (Bad file descriptor) [pid 728] close(25) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 728] close(26) = -1 EBADF (Bad file descriptor) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 728] close(27) = -1 EBADF (Bad file descriptor) [pid 296] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 728] close(28) = -1 EBADF (Bad file descriptor) [pid 296] <... openat resumed>) = 3 [pid 728] close(29 [pid 296] newfstatat(3, "", [pid 728] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 728] exit_group(0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 730] <... futex resumed>) = ? [pid 728] <... exit_group resumed>) = ? [pid 730] +++ exited with 0 +++ [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 728] +++ exited with 0 +++ [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./42/binderfs", [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] unlink("./42/binderfs") = 0 [pid 296] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./42/cgroup.net") = 0 [pid 296] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./42/cgroup.cpu") = 0 [pid 296] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./42/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./42") = 0 [pid 296] mkdir("./43", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 737 attached , child_tidptr=0x55559251a690) = 88 [pid 737] set_robust_list(0x55559251a6a0, 24 [pid 298] <... restart_syscall resumed>) = 0 [pid 737] <... set_robust_list resumed>) = 0 [pid 737] chdir("./43") = 0 [pid 298] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 737] <... prctl resumed>) = 0 [pid 298] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 737] setpgid(0, 0 [pid 298] <... openat resumed>) = 3 [pid 737] <... setpgid resumed>) = 0 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 737] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 737] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 737] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 298] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./44/binderfs") = 0 [pid 298] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 737] <... symlink resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 737] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 298] newfstatat(AT_FDCWD, "./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 737] <... symlink resumed>) = 0 [pid 298] unlink("./44/cgroup.net" [pid 737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 737] <... openat resumed>) = 3 [pid 298] newfstatat(AT_FDCWD, "./44/cgroup.cpu", [pid 737] write(3, "1000", 4 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 737] <... write resumed>) = 4 [pid 298] unlink("./44/cgroup.cpu" [pid 737] close(3 [pid 298] <... unlink resumed>) = 0 [pid 737] <... close resumed>) = 0 [pid 298] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 737] symlink("/dev/binderfs", "./binderfs" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./44/cgroup" [pid 737] <... symlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 executing program [pid 737] write(1, "executing program\n", 18 [pid 298] getdents64(3, [pid 737] <... write resumed>) = 18 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 737] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... close resumed>) = 0 [pid 298] rmdir("./44") = 0 [pid 737] <... futex resumed>) = 0 [pid 298] mkdir("./45", 0777 [pid 737] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] <... mkdir resumed>) = 0 [pid 737] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 737] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 ./strace-static-x86_64: Process 738 attached [pid 737] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 738] set_robust_list(0x55559251a6a0, 24 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 92 [pid 738] <... set_robust_list resumed>) = 0 [pid 738] chdir("./45" [pid 737] <... mprotect resumed>) = 0 [pid 738] <... chdir resumed>) = 0 [pid 738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 738] setpgid(0, 0) = 0 [pid 738] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 737] rt_sigprocmask(SIG_BLOCK, ~[], [pid 738] <... symlink resumed>) = 0 [pid 738] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 737] <... rt_sigprocmask resumed>[], 8) = 0 [pid 738] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 737] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 738] write(3, "1000", 4) = 4 [pid 738] close(3./strace-static-x86_64: Process 739 attached ) = 0 [pid 739] set_robust_list(0x7f2342d219a0, 24 [pid 738] symlink("/dev/binderfs", "./binderfs" [pid 739] <... set_robust_list resumed>) = 0 [pid 738] <... symlink resumed>) = 0 [pid 737] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 [pid 739] rt_sigprocmask(SIG_SETMASK, [], executing program [pid 738] write(1, "executing program\n", 18 [pid 737] rt_sigprocmask(SIG_SETMASK, [], [pid 739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 738] <... write resumed>) = 18 [pid 737] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 739] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... futex resumed>) = 0 [pid 737] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 738] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 737] <... futex resumed>) = 0 [pid 739] <... bpf resumed>) = 3 [pid 738] <... rt_sigaction resumed>NULL, 8) = 0 [pid 739] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 737] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] <... futex resumed>) = 0 [pid 738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 739] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... mmap resumed>) = 0x7f2342d01000 [pid 738] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 737] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... mprotect resumed>) = 0 [pid 739] <... futex resumed>) = 0 [pid 737] <... futex resumed>) = 1 [pid 739] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 738] rt_sigprocmask(SIG_BLOCK, ~[], [pid 737] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 739] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 738] <... rt_sigprocmask resumed>[], 8) = 0 [pid 733] <... close resumed>) = 0 [pid 727] <... close resumed>) = 0 [pid 739] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 733] close(6./strace-static-x86_64: Process 740 attached [pid 739] <... futex resumed>) = 1 [pid 737] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(6 [pid 740] set_robust_list(0x7f2342d219a0, 24 [pid 739] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 737] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] close(7 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... set_robust_list resumed>) = 0 [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] rt_sigprocmask(SIG_SETMASK, [], [pid 737] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] rt_sigprocmask(SIG_SETMASK, [], [pid 739] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 737] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 733] close(8 [pid 727] close(7 [pid 740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 739] <... bpf resumed>, 56) = 0 [pid 738] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 739] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... futex resumed>) = 0 [pid 733] close(9 [pid 727] close(8 [pid 739] <... futex resumed>) = 1 [pid 738] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... bpf resumed>) = 3 [pid 739] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 737] <... futex resumed>) = 0 [pid 733] close(10 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(9 [pid 740] <... futex resumed>) = 1 [pid 738] <... futex resumed>) = 0 [pid 733] close(11 [pid 738] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... futex resumed>) = 0 [pid 737] <... futex resumed>) = 1 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 739] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 738] <... futex resumed>) = 0 [pid 737] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 733] close(12 [pid 727] close(10 [pid 740] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 738] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... futex resumed>) = 0 [pid 739] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 733] close(13 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] <... futex resumed>) = 1 [pid 738] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(11 [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] <... futex resumed>) = 0 [pid 737] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] close(14 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 737] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(12 [pid 740] <... bpf resumed>, 56) = 0 [pid 739] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 733] close(15 [pid 740] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 737] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... futex resumed>) = 1 [pid 739] <... bpf resumed>) = 4 [pid 738] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(13 [pid 740] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] close(16 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 739] <... futex resumed>) = 1 [pid 738] <... futex resumed>) = 0 [pid 737] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(14 [pid 740] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 739] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 737] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] close(17 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 737] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(15 [pid 740] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 737] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 733] close(18 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... futex resumed>) = 1 [pid 738] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 738] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] close(19 [pid 727] close(16 [pid 738] <... futex resumed>) = 0 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 738] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 733] close(20) = -1 EBADF (Bad file descriptor) [pid 733] close(21) = -1 EBADF (Bad file descriptor) [pid 733] close(22) = -1 EBADF (Bad file descriptor) [pid 740] <... bpf resumed>) = 4 [pid 733] close(23 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(17 [pid 740] <... futex resumed>) = 1 [pid 738] <... futex resumed>) = 0 [pid 733] close(24 [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... futex resumed>) = 0 [pid 733] close(25 [pid 727] close(18 [pid 740] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 738] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 733] close(26) = -1 EBADF (Bad file descriptor) [pid 733] close(27 [pid 727] close(19 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 733] close(28 [pid 727] close(20 [pid 733] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 733] close(29) = -1 EBADF (Bad file descriptor) [pid 733] exit_group(0 [pid 727] close(21 [pid 735] <... futex resumed>) = ? [pid 733] <... exit_group resumed>) = ? [pid 735] +++ exited with 0 +++ [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(22) = -1 EBADF (Bad file descriptor) [pid 727] close(23 [pid 733] +++ exited with 0 +++ [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(24 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 727] close(25) = -1 EBADF (Bad file descriptor) [pid 727] close(26) = -1 EBADF (Bad file descriptor) [pid 727] close(27) = -1 EBADF (Bad file descriptor) [pid 727] close(28) = -1 EBADF (Bad file descriptor) [pid 727] close(29) = -1 EBADF (Bad file descriptor) [pid 727] exit_group(0 [pid 729] <... futex resumed>) = ? [pid 727] <... exit_group resumed>) = ? [pid 729] +++ exited with 0 +++ [pid 727] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./45/binderfs") = 0 [pid 295] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./45/cgroup.net") = 0 [pid 295] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./45/cgroup.cpu") = 0 [pid 295] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./45/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./45") = 0 [pid 295] mkdir("./46", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 94 ./strace-static-x86_64: Process 741 attached [pid 741] set_robust_list(0x55559251a6a0, 24) = 0 [pid 741] chdir("./46") = 0 [pid 741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 741] setpgid(0, 0) = 0 [pid 741] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 741] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 741] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 741] write(3, "1000", 4) = 4 [pid 741] close(3) = 0 [pid 741] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 741] write(1, "executing program\n", 18) = 18 [pid 741] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 297] <... restart_syscall resumed>) = 0 [pid 741] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 741] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 741] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 297] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW [pid 741] <... mprotect resumed>) = 0 [pid 741] rt_sigprocmask(SIG_BLOCK, ~[], [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 741] <... rt_sigprocmask resumed>[], 8) = 0 [pid 741] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 297] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 742 attached [pid 741] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 741] rt_sigprocmask(SIG_SETMASK, [], [pid 297] <... openat resumed>) = 3 [pid 742] set_robust_list(0x7f2342d219a0, 24 [pid 741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 741] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] <... set_robust_list resumed>) = 0 [pid 741] <... futex resumed>) = 0 [pid 740] <... bpf resumed>) = 5 [pid 739] <... bpf resumed>) = 5 [pid 736] <... bpf resumed>) = 5 [pid 297] newfstatat(3, "", [pid 742] rt_sigprocmask(SIG_SETMASK, [], [pid 741] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 740] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 739] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 740] <... futex resumed>) = 1 [pid 739] <... futex resumed>) = 1 [pid 738] <... futex resumed>) = 0 [pid 737] <... futex resumed>) = 0 [pid 736] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 742] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 740] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 739] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 738] close(3 [pid 737] close(3 [pid 736] <... futex resumed>) = 1 [pid 734] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 738] <... close resumed>) = 0 [pid 742] <... bpf resumed>) = 3 [pid 738] close(4 [pid 737] <... close resumed>) = 0 [pid 742] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... close resumed>) = 0 [pid 737] close(4 [pid 736] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 734] close(3 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 742] <... futex resumed>) = 1 [pid 741] <... futex resumed>) = 0 [pid 738] close(5 [pid 737] <... close resumed>) = 0 [pid 734] <... close resumed>) = 0 [pid 297] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 742] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 741] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... close resumed>) = 0 [pid 737] close(5 [pid 734] close(4 [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 741] <... futex resumed>) = 0 [pid 738] close(6 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 741] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = 0 [pid 734] <... close resumed>) = 0 [pid 742] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 738] close(7 [pid 737] close(6 [pid 742] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 734] close(5 [pid 297] newfstatat(AT_FDCWD, "./40/binderfs", [pid 742] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 738] close(8) = -1 EBADF (Bad file descriptor) [pid 738] close(9) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 742] <... futex resumed>) = 1 [pid 741] <... futex resumed>) = 0 [pid 738] close(10 [pid 737] close(7 [pid 734] close(6 [pid 297] unlink("./40/binderfs" [pid 742] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 741] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 741] <... futex resumed>) = 0 [pid 738] close(11 [pid 737] close(8 [pid 734] close(7 [pid 297] <... unlink resumed>) = 0 [pid 742] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 741] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 738] close(12 [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 742] <... bpf resumed>, 56) = 0 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] close(9 [pid 734] close(8 [pid 742] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] close(13 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 742] <... futex resumed>) = 1 [pid 741] <... futex resumed>) = 0 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] close(10 [pid 734] close(9 [pid 741] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] close(14 [pid 297] newfstatat(AT_FDCWD, "./40/cgroup.net", [pid 742] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 741] <... futex resumed>) = 0 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 742] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 741] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] close(15 [pid 737] close(11 [pid 734] close(10 [pid 297] unlink("./40/cgroup.net" [pid 742] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 742] <... futex resumed>) = 0 [pid 741] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] close(16 [pid 737] close(12 [pid 734] close(11 [pid 297] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 742] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 741] <... futex resumed>) = 0 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 741] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 738] close(17) = -1 EBADF (Bad file descriptor) [pid 738] close(18) = -1 EBADF (Bad file descriptor) [pid 738] close(19) = -1 EBADF (Bad file descriptor) [pid 738] close(20) = -1 EBADF (Bad file descriptor) [pid 738] close(21 [pid 742] <... bpf resumed>) = 4 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] close(13 [pid 734] close(12 [pid 742] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] close(22 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./40/cgroup.cpu", [pid 742] <... futex resumed>) = 1 [pid 741] <... futex resumed>) = 0 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] close(14 [pid 734] close(13 [pid 742] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 741] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 738] close(23 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 741] <... futex resumed>) = 0 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./40/cgroup.cpu" [pid 742] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 741] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 738] close(24 [pid 737] close(15 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] close(14 [pid 738] close(25 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 738] close(26 [pid 737] close(16 [pid 734] close(15 [pid 297] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 738] close(27 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 737] close(17 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] close(16 [pid 738] close(28) = -1 EBADF (Bad file descriptor) [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./40/cgroup", [pid 738] close(29 [pid 737] close(18 [pid 734] close(17 [pid 738] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 738] exit_group(0 [pid 740] <... futex resumed>) = ? [pid 738] <... exit_group resumed>) = ? [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./40/cgroup" [pid 740] +++ exited with 0 +++ [pid 737] close(19 [pid 734] close(18 [pid 297] <... unlink resumed>) = 0 [pid 738] +++ exited with 0 +++ [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] getdents64(3, [pid 737] close(20 [pid 734] close(19 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] close(3 [pid 737] close(21 [pid 734] close(20 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... close resumed>) = 0 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 737] close(22 [pid 734] close(21 [pid 297] rmdir("./40" [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... restart_syscall resumed>) = 0 [pid 737] close(23 [pid 734] close(22 [pid 297] <... rmdir resumed>) = 0 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] mkdir("./41", 0777 [pid 737] close(24 [pid 734] close(23 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... mkdir resumed>) = 0 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... openat resumed>) = 3 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] newfstatat(3, "", [pid 737] close(25 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 734] close(24 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./45/binderfs") = 0 ./strace-static-x86_64: Process 743 attached [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 743] set_robust_list(0x55559251a6a0, 24 [pid 737] close(26 [pid 734] close(25 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 84 [pid 743] <... set_robust_list resumed>) = 0 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./45/cgroup.net", [pid 743] chdir("./41" [pid 737] close(27 [pid 734] close(26 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 743] <... chdir resumed>) = 0 [pid 298] unlink("./45/cgroup.net" [pid 743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 743] <... prctl resumed>) = 0 [pid 737] close(28 [pid 734] close(27 [pid 298] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 743] setpgid(0, 0 [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 743] <... setpgid resumed>) = 0 [pid 737] close(29 [pid 734] close(28 [pid 298] newfstatat(AT_FDCWD, "./45/cgroup.cpu", [pid 743] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 743] <... symlink resumed>) = 0 [pid 737] exit_group(0 [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./45/cgroup.cpu" [pid 743] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 739] <... futex resumed>) = ? [pid 737] <... exit_group resumed>) = ? [pid 734] close(29 [pid 298] <... unlink resumed>) = 0 [pid 743] <... symlink resumed>) = 0 [pid 739] +++ exited with 0 +++ [pid 298] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 743] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 743] <... symlink resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./45/cgroup", [pid 743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 743] <... openat resumed>) = 3 [pid 737] +++ exited with 0 +++ [pid 298] unlink("./45/cgroup" [pid 743] write(3, "1000", 4 [pid 734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 743] <... write resumed>) = 4 [pid 734] exit_group(0 [pid 298] getdents64(3, [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 743] close(3executing program [pid 736] <... futex resumed>) = ? [pid 734] <... exit_group resumed>) = ? [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 743] <... close resumed>) = 0 [pid 298] close(3 [pid 743] symlink("/dev/binderfs", "./binderfs" [pid 298] <... close resumed>) = 0 [pid 743] <... symlink resumed>) = 0 [pid 298] rmdir("./45" [pid 743] write(1, "executing program\n", 18 [pid 298] <... rmdir resumed>) = 0 [pid 743] <... write resumed>) = 18 [pid 298] mkdir("./46", 0777 [pid 743] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... mkdir resumed>) = 0 [pid 743] <... futex resumed>) = 0 [pid 736] +++ exited with 0 +++ [pid 734] +++ exited with 0 +++ [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 743] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 744 attached [pid 743] <... rt_sigaction resumed>NULL, 8) = 0 [pid 744] set_robust_list(0x55559251a6a0, 24 [pid 743] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 94 [pid 744] <... set_robust_list resumed>) = 0 [pid 743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 744] chdir("./46" [pid 743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 744] <... chdir resumed>) = 0 [pid 743] <... mmap resumed>) = 0x7f2342d01000 [pid 744] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 743] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 744] <... prctl resumed>) = 0 [pid 743] <... mprotect resumed>) = 0 [pid 744] setpgid(0, 0 [pid 743] rt_sigprocmask(SIG_BLOCK, ~[], [pid 744] <... setpgid resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 743] <... rt_sigprocmask resumed>[], 8) = 0 [pid 744] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 743] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 744] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 745 attached [pid 745] set_robust_list(0x7f2342d219a0, 24 [pid 744] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 743] <... clone3 resumed> => {parent_tid=[85]}, 88) = 85 [pid 745] <... set_robust_list resumed>) = 0 [pid 296] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 745] rt_sigprocmask(SIG_SETMASK, [], [pid 744] <... symlink resumed>) = 0 [pid 743] rt_sigprocmask(SIG_SETMASK, [], [pid 745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 744] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 745] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] <... symlink resumed>) = 0 [pid 743] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 745] <... futex resumed>) = 0 [pid 744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 743] <... futex resumed>) = 1 [pid 745] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] <... openat resumed>) = 3 [pid 745] <... bpf resumed>) = 3 [pid 744] <... openat resumed>) = 3 [pid 743] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] newfstatat(3, "", [pid 745] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] write(3, "1000", 4 [pid 743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 745] <... futex resumed>) = 0 [pid 744] <... write resumed>) = 4 [pid 743] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] getdents64(3, [pid 745] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 744] close(3 [pid 743] <... futex resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 745] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 744] <... close resumed>) = 0 [pid 743] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 744] symlink("/dev/binderfs", "./binderfs" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 745] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] <... symlink resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./43/binderfs", [pid 745] <... futex resumed>) = 1 [pid 744] write(1, "executing program\n", 18executing program [pid 743] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 745] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] <... write resumed>) = 18 [pid 743] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... restart_syscall resumed>) = 0 [pid 296] unlink("./43/binderfs" [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 744] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 745] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 744] <... futex resumed>) = 0 [pid 743] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 745] <... bpf resumed>, 56) = 0 [pid 744] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 745] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./43/cgroup.net", [pid 745] <... futex resumed>) = 1 [pid 744] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 743] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 745] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 743] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./43/cgroup.net" [pid 299] <... openat resumed>) = 3 [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 743] <... futex resumed>) = 0 [pid 299] newfstatat(3, "", [pid 296] <... unlink resumed>) = 0 [pid 745] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 744] <... mmap resumed>) = 0x7f2342d01000 [pid 743] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 745] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 744] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 299] getdents64(3, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 745] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] <... mprotect resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] newfstatat(AT_FDCWD, "./43/cgroup.cpu", [pid 745] <... futex resumed>) = 1 [pid 744] rt_sigprocmask(SIG_BLOCK, ~[], [pid 743] <... futex resumed>) = 0 [pid 742] <... bpf resumed>) = 5 [pid 299] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 745] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] <... rt_sigprocmask resumed>[], 8) = 0 [pid 743] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 742] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./43/cgroup.cpu" [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 744] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 743] <... futex resumed>) = 0 [pid 742] <... futex resumed>) = 1 [pid 741] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./42/binderfs", [pid 296] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 746 attached [pid 745] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 743] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 742] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 741] close(3 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 746] set_robust_list(0x7f2342d219a0, 24 [pid 744] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 741] <... close resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 746] <... set_robust_list resumed>) = 0 [pid 744] rt_sigprocmask(SIG_SETMASK, [], [pid 741] close(4 [pid 296] newfstatat(AT_FDCWD, "./43/cgroup", [pid 746] rt_sigprocmask(SIG_SETMASK, [], [pid 745] <... bpf resumed>) = 4 [pid 744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 741] <... close resumed>) = 0 [pid 299] unlink("./42/binderfs" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 746] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 745] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] close(5 [pid 299] <... unlink resumed>) = 0 [pid 296] unlink("./43/cgroup" [pid 746] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 745] <... futex resumed>) = 1 [pid 744] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = 0 [pid 741] <... close resumed>) = 0 [pid 299] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 746] <... bpf resumed>) = 3 [pid 745] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 743] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 746] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 743] <... futex resumed>) = 0 [pid 741] close(6 [pid 299] newfstatat(AT_FDCWD, "./42/cgroup.net", [pid 296] getdents64(3, [pid 746] <... futex resumed>) = 0 [pid 745] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 744] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 743] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 746] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 744] <... futex resumed>) = 0 [pid 741] close(7 [pid 299] unlink("./42/cgroup.net" [pid 746] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 744] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] close(3 [pid 746] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 741] close(8 [pid 299] <... unlink resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 746] <... futex resumed>) = 0 [pid 744] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] rmdir("./43" [pid 746] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 744] <... futex resumed>) = 0 [pid 741] close(9 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... rmdir resumed>) = 0 [pid 744] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 746] <... bpf resumed>, 56) = 0 [pid 299] newfstatat(AT_FDCWD, "./42/cgroup.cpu", [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 746] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] close(10 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] mkdir("./44", 0777 [pid 746] <... futex resumed>) = 1 [pid 744] <... futex resumed>) = 0 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./42/cgroup.cpu" [pid 746] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 744] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] close(11 [pid 299] <... unlink resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 746] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 744] <... futex resumed>) = 0 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 746] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 744] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 741] close(12 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 747 attached [pid 299] newfstatat(AT_FDCWD, "./42/cgroup", [pid 746] <... futex resumed>) = 0 [pid 744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] set_robust_list(0x55559251a6a0, 24 [pid 746] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] close(13 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 90 [pid 747] <... set_robust_list resumed>) = 0 [pid 746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 744] <... futex resumed>) = 0 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./42/cgroup" [pid 747] chdir("./44" [pid 746] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 744] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 741] close(14 [pid 747] <... chdir resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 746] <... bpf resumed>) = 4 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] getdents64(3, [pid 747] <... prctl resumed>) = 0 [pid 746] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] close(15 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 747] setpgid(0, 0 [pid 746] <... futex resumed>) = 1 [pid 744] <... futex resumed>) = 0 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] close(3 [pid 747] <... setpgid resumed>) = 0 [pid 746] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 741] close(16 [pid 746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 744] <... futex resumed>) = 0 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 746] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 744] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 741] close(17 [pid 299] <... close resumed>) = 0 [pid 747] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] rmdir("./42" [pid 741] close(18) = -1 EBADF (Bad file descriptor) [pid 741] close(19) = -1 EBADF (Bad file descriptor) [pid 741] close(20) = -1 EBADF (Bad file descriptor) [pid 747] <... symlink resumed>) = 0 [pid 741] close(21 [pid 747] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... rmdir resumed>) = 0 [pid 741] close(22 [pid 747] <... symlink resumed>) = 0 [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] mkdir("./43", 0777 [pid 747] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 741] close(23) = -1 EBADF (Bad file descriptor) [pid 299] <... mkdir resumed>) = 0 [pid 747] <... symlink resumed>) = 0 [pid 741] close(24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 741] close(25) = -1 EBADF (Bad file descriptor) [pid 741] close(26) = -1 EBADF (Bad file descriptor) [pid 741] close(27) = -1 EBADF (Bad file descriptor) [pid 741] close(28) = -1 EBADF (Bad file descriptor) [pid 741] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 748 attached [pid 741] exit_group(0 [pid 748] set_robust_list(0x55559251a6a0, 24 [pid 741] <... exit_group resumed>) = ? [pid 748] <... set_robust_list resumed>) = 0 [pid 747] <... openat resumed>) = 3 [pid 742] <... futex resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 88 [pid 748] chdir("./43" [pid 747] write(3, "1000", 4 [pid 748] <... chdir resumed>) = 0 [pid 748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 748] setpgid(0, 0) = 0 [pid 748] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 748] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 742] +++ exited with 0 +++ [pid 741] +++ exited with 0 +++ [pid 747] <... write resumed>) = 4 [pid 748] <... symlink resumed>) = 0 [pid 747] close(3 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 748] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 747] <... close resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 748] <... symlink resumed>) = 0 [pid 747] symlink("/dev/binderfs", "./binderfs" [pid 748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 747] <... symlink resumed>) = 0 [pid 748] write(3, "1000", 4) = 4 [pid 747] write(1, "executing program\n", 18executing program [pid 748] close(3) = 0 [pid 747] <... write resumed>) = 18 [pid 748] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 747] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 748] write(1, "executing program\n", 18) = 18 [pid 747] <... futex resumed>) = 0 [pid 748] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 748] <... futex resumed>) = 0 [pid 747] <... rt_sigaction resumed>NULL, 8) = 0 [pid 748] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 747] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 748] <... mmap resumed>) = 0x7f2342d01000 [pid 748] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} => {parent_tid=[89]}, 88) = 89 [pid 748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 748] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 748] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 749 attached [pid 747] <... mmap resumed>) = 0x7f2342d01000 [pid 749] set_robust_list(0x7f2342d219a0, 24 [pid 747] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 749] <... set_robust_list resumed>) = 0 [pid 747] <... mprotect resumed>) = 0 [pid 749] rt_sigprocmask(SIG_SETMASK, [], [pid 747] rt_sigprocmask(SIG_BLOCK, ~[], [pid 749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 747] <... rt_sigprocmask resumed>[], 8) = 0 [pid 749] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 747] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 750 attached [pid 749] <... bpf resumed>) = 3 [pid 750] set_robust_list(0x7f2342d219a0, 24 [pid 749] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 750] <... set_robust_list resumed>) = 0 [pid 749] <... futex resumed>) = 1 [pid 748] <... futex resumed>) = 0 [pid 747] rt_sigprocmask(SIG_SETMASK, [], [pid 750] rt_sigprocmask(SIG_SETMASK, [], [pid 749] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 748] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 750] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 748] <... futex resumed>) = 0 [pid 747] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 750] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 749] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 748] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 747] <... futex resumed>) = 0 [pid 750] <... bpf resumed>) = 3 [pid 749] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 750] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 750] <... futex resumed>) = 0 [pid 749] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 750] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 749] <... futex resumed>) = 1 [pid 748] <... futex resumed>) = 0 [pid 747] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 749] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 748] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] <... futex resumed>) = 0 [pid 750] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 748] <... futex resumed>) = 0 [pid 750] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 749] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 748] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 747] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 750] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] <... bpf resumed>, 56) = 0 [pid 747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 750] <... futex resumed>) = 0 [pid 749] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 750] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 749] <... futex resumed>) = 1 [pid 748] <... futex resumed>) = 0 [pid 747] <... futex resumed>) = 0 [pid 750] <... bpf resumed>, 56) = 0 [pid 748] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 747] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 750] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 748] <... futex resumed>) = 0 [pid 747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 750] <... futex resumed>) = 0 [pid 749] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 748] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 747] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 750] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 749] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 747] <... futex resumed>) = 0 [pid 748] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 750] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 749] <... futex resumed>) = 0 [pid 748] <... futex resumed>) = 0 [pid 747] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 750] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 748] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 750] <... futex resumed>) = 0 [pid 747] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 747] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 750] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 749] <... bpf resumed>) = 4 [pid 749] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 748] <... futex resumed>) = 0 [pid 750] <... bpf resumed>) = 4 [pid 749] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 748] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 750] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 748] <... futex resumed>) = 0 [pid 749] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 748] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 750] <... futex resumed>) = 1 [pid 747] <... futex resumed>) = 0 [pid 750] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 747] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 747] <... futex resumed>) = 0 [pid 750] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 747] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] <... restart_syscall resumed>) = 0 [pid 295] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 750] <... bpf resumed>) = 5 [pid 749] <... bpf resumed>) = 5 [pid 746] <... bpf resumed>) = 5 [pid 745] <... bpf resumed>) = 5 [pid 295] getdents64(3, [pid 750] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 749] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 746] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 745] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 750] <... futex resumed>) = 1 [pid 749] <... futex resumed>) = 1 [pid 748] <... futex resumed>) = 0 [pid 747] <... futex resumed>) = 0 [pid 746] <... futex resumed>) = 1 [pid 745] <... futex resumed>) = 1 [pid 744] <... futex resumed>) = 0 [pid 743] <... futex resumed>) = 0 [pid 295] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 750] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 749] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 748] close(3 [pid 747] close(3 [pid 746] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 745] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 744] close(3 [pid 743] close(3 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 748] <... close resumed>) = 0 [pid 747] <... close resumed>) = 0 [pid 744] <... close resumed>) = 0 [pid 743] <... close resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./46/binderfs", [pid 748] close(4 [pid 747] close(4 [pid 744] close(4 [pid 743] close(4 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 748] <... close resumed>) = 0 [pid 747] <... close resumed>) = 0 [pid 744] <... close resumed>) = 0 [pid 743] <... close resumed>) = 0 [pid 295] unlink("./46/binderfs" [pid 748] close(5 [pid 747] close(5 [pid 744] close(5 [pid 743] close(5 [pid 295] <... unlink resumed>) = 0 [pid 748] <... close resumed>) = 0 [pid 747] <... close resumed>) = 0 [pid 744] <... close resumed>) = 0 [pid 743] <... close resumed>) = 0 [pid 295] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 748] close(6 [pid 747] close(6 [pid 744] close(6 [pid 743] close(6 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./46/cgroup.net", [pid 748] close(7 [pid 747] close(7 [pid 744] close(7 [pid 743] close(7 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./46/cgroup.net" [pid 748] close(8 [pid 747] close(8 [pid 744] close(8 [pid 743] close(8 [pid 295] <... unlink resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 748] close(9 [pid 747] close(9 [pid 744] close(9 [pid 743] close(9 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./46/cgroup.cpu", [pid 748] close(10 [pid 747] close(10 [pid 744] close(10 [pid 743] close(10 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./46/cgroup.cpu" [pid 748] close(11 [pid 747] close(11 [pid 744] close(11 [pid 743] close(11 [pid 295] <... unlink resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 748] close(12 [pid 747] close(12 [pid 744] close(12 [pid 743] close(12 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./46/cgroup", [pid 748] close(13 [pid 747] close(13 [pid 744] close(13 [pid 743] close(13 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./46/cgroup" [pid 748] close(14 [pid 747] close(14 [pid 744] close(14 [pid 743] close(14 [pid 295] <... unlink resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] getdents64(3, [pid 748] close(15 [pid 747] close(15 [pid 744] close(15 [pid 743] close(15 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] close(3 [pid 748] close(16 [pid 747] close(16 [pid 744] close(16 [pid 743] close(16 [pid 295] <... close resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] rmdir("./46" [pid 748] close(17 [pid 747] close(17 [pid 744] close(17 [pid 743] close(17 [pid 295] <... rmdir resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] mkdir("./47", 0777 [pid 748] close(18 [pid 747] close(18 [pid 744] close(18 [pid 743] close(18 [pid 295] <... mkdir resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 748] close(19 [pid 747] close(19 [pid 744] close(19 [pid 743] close(19 [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] close(20./strace-static-x86_64: Process 751 attached [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] set_robust_list(0x55559251a6a0, 24 [pid 748] close(20 [pid 747] close(21 [pid 744] close(20 [pid 743] close(20 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 96 [pid 751] <... set_robust_list resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 748] close(21 [pid 744] close(21 [pid 743] close(21 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] chdir("./47" [pid 748] close(22 [pid 747] close(22 [pid 744] close(22 [pid 743] close(22 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] <... chdir resumed>) = 0 [pid 748] close(23 [pid 747] close(23 [pid 744] close(23 [pid 743] close(23 [pid 751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] <... prctl resumed>) = 0 [pid 748] close(24 [pid 747] close(24 [pid 744] close(24 [pid 743] close(24 [pid 751] setpgid(0, 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] <... setpgid resumed>) = 0 [pid 748] close(25 [pid 747] close(25 [pid 744] close(25 [pid 743] close(25 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 748] close(26 [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] close(26 [pid 743] close(26 [pid 751] <... symlink resumed>) = 0 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] close(26 [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 748] close(27 [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] close(27 [pid 743] close(27 [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] <... symlink resumed>) = 0 [pid 748] close(28 [pid 747] close(27 [pid 744] close(28 [pid 743] close(28 [pid 751] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] <... symlink resumed>) = 0 [pid 748] close(29 [pid 747] close(28 [pid 744] close(29 [pid 743] close(29 [pid 751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 744] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] <... openat resumed>) = 3 [pid 748] exit_group(0 [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] write(3, "1000", 4 [pid 749] <... futex resumed>) = ? [pid 748] <... exit_group resumed>) = ? [pid 747] close(29 [pid 744] exit_group(0 [pid 743] exit_group(0 [pid 751] <... write resumed>) = 4 [pid 749] +++ exited with 0 +++ [pid 747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 751] close(3 [pid 747] exit_group(0 [pid 751] <... close resumed>) = 0 [pid 750] <... futex resumed>) = ? [pid 747] <... exit_group resumed>) = ? [pid 751] symlink("/dev/binderfs", "./binderfs" [pid 750] +++ exited with 0 +++ [pid 748] +++ exited with 0 +++ [pid 746] <... futex resumed>) = ? [pid 745] <... futex resumed>) = ? [pid 744] <... exit_group resumed>) = ? executing program [pid 743] <... exit_group resumed>) = ? [pid 751] <... symlink resumed>) = 0 [pid 747] +++ exited with 0 +++ [pid 746] +++ exited with 0 +++ [pid 745] +++ exited with 0 +++ [pid 744] +++ exited with 0 +++ [pid 751] write(1, "executing program\n", 18 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 751] <... write resumed>) = 18 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 751] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 743] +++ exited with 0 +++ [pid 751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 751] <... mmap resumed>) = 0x7f2342d01000 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 751] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 752 attached [pid 752] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 751] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 752] rt_sigprocmask(SIG_SETMASK, [], [pid 751] rt_sigprocmask(SIG_SETMASK, [], [pid 752] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 752] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 751] <... futex resumed>) = 0 [pid 752] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 751] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] <... bpf resumed>) = 3 [pid 752] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 751] <... futex resumed>) = 0 [pid 752] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 751] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 751] <... futex resumed>) = 0 [pid 752] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 751] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... restart_syscall resumed>) = 0 [pid 751] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 752] <... futex resumed>) = 0 [pid 751] <... futex resumed>) = 1 [pid 752] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}, 56) = 0 [pid 751] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 752] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 752] <... futex resumed>) = 0 [pid 751] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 752] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 751] <... futex resumed>) = 0 [pid 298] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 752] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 751] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... openat resumed>) = 3 [pid 752] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] newfstatat(3, "", [pid 752] <... futex resumed>) = 0 [pid 751] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 752] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 751] <... futex resumed>) = 0 [pid 298] getdents64(3, [pid 751] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 298] unlink("./46/binderfs") = 0 [pid 752] <... bpf resumed>) = 4 [pid 298] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 752] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./46/cgroup.net", [pid 296] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 752] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... openat resumed>) = 3 [pid 752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 751] <... futex resumed>) = 0 [pid 298] unlink("./46/cgroup.net" [pid 296] newfstatat(3, "", [pid 752] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 751] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] getdents64(3, [pid 752] <... bpf resumed>) = 5 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 752] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./46/cgroup.cpu", [pid 296] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 752] <... futex resumed>) = 1 [pid 751] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 752] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 751] close(3 [pid 298] unlink("./46/cgroup.cpu" [pid 296] newfstatat(AT_FDCWD, "./44/binderfs", [pid 751] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 751] close(4 [pid 298] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./44/binderfs" [pid 751] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 751] close(5 [pid 298] newfstatat(AT_FDCWD, "./46/cgroup", [pid 296] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 751] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 751] close(6 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] unlink("./46/cgroup" [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./44/cgroup.net", [pid 751] close(7 [pid 298] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 296] unlink("./44/cgroup.net" [pid 751] close(8 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... unlink resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] close(3 [pid 296] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 751] close(9 [pid 298] <... close resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] rmdir("./46" [pid 296] newfstatat(AT_FDCWD, "./44/cgroup.cpu", [pid 751] close(10 [pid 298] <... rmdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] mkdir("./47", 0777 [pid 296] unlink("./44/cgroup.cpu" [pid 751] close(11 [pid 298] <... mkdir resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 751] close(12 [pid 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 753 attached [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 96 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 753] set_robust_list(0x55559251a6a0, 24 [pid 751] close(13 [pid 299] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./44/cgroup", [pid 753] <... set_robust_list resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 753] chdir("./47" [pid 751] close(14 [pid 299] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] unlink("./44/cgroup" [pid 753] <... chdir resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... restart_syscall resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 751] close(15 [pid 299] newfstatat(3, "", [pid 296] getdents64(3, [pid 753] <... prctl resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 753] setpgid(0, 0 [pid 751] close(16 [pid 299] getdents64(3, [pid 296] close(3 [pid 753] <... setpgid resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... close resumed>) = 0 [pid 753] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 751] close(17 [pid 296] rmdir("./44" [pid 753] <... symlink resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... rmdir resumed>) = 0 [pid 753] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 751] close(18 [pid 296] mkdir("./45", 0777 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 753] <... symlink resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... mkdir resumed>) = 0 [pid 753] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 751] close(19 [pid 299] newfstatat(AT_FDCWD, "./43/binderfs", [pid 297] <... openat resumed>) = 3 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 753] <... symlink resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(3, "", ./strace-static-x86_64: Process 754 attached [pid 753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 751] close(20 [pid 299] unlink("./43/binderfs" [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 754] set_robust_list(0x55559251a6a0, 24 [pid 753] <... openat resumed>) = 3 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 92 [pid 754] <... set_robust_list resumed>) = 0 [pid 753] write(3, "1000", 4 [pid 751] close(21 [pid 299] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] getdents64(3, [pid 754] chdir("./45" [pid 753] <... write resumed>) = 4 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 754] <... chdir resumed>) = 0 [pid 753] close(3 [pid 751] close(22 [pid 299] newfstatat(AT_FDCWD, "./43/cgroup.net", [pid 297] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 753] <... close resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] <... prctl resumed>) = 0 [pid 753] symlink("/dev/binderfs", "./binderfs" [pid 751] close(23 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 754] setpgid(0, 0 [pid 753] <... symlink resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] <... setpgid resumed>) = 0 executing program [pid 753] write(1, "executing program\n", 18 [pid 751] close(24 [pid 299] unlink("./43/cgroup.net" [pid 297] newfstatat(AT_FDCWD, "./41/binderfs", [pid 754] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 753] <... write resumed>) = 18 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] <... symlink resumed>) = 0 [pid 753] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 751] close(25 [pid 299] <... unlink resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 754] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 753] <... futex resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] unlink("./41/binderfs" [pid 754] <... symlink resumed>) = 0 [pid 753] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 751] close(26 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 754] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 753] <... rt_sigaction resumed>NULL, 8) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./43/cgroup.cpu", [pid 297] <... unlink resumed>) = 0 [pid 754] <... symlink resumed>) = 0 [pid 753] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 751] close(27 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 754] <... openat resumed>) = 3 [pid 753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 751] close(28 [pid 299] unlink("./43/cgroup.cpu" [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 754] write(3, "1000", 4 [pid 753] <... mmap resumed>) = 0x7f2342d01000 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./41/cgroup.net", [pid 754] <... write resumed>) = 4 [pid 753] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 751] close(29 [pid 299] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 754] close(3 [pid 753] <... mprotect resumed>) = 0 [pid 751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] unlink("./41/cgroup.net" [pid 754] <... close resumed>) = 0 [pid 753] rt_sigprocmask(SIG_BLOCK, ~[], [pid 751] exit_group(0 [pid 299] newfstatat(AT_FDCWD, "./43/cgroup", [pid 297] <... unlink resumed>) = 0 [pid 754] symlink("/dev/binderfs", "./binderfs" [pid 753] <... rt_sigprocmask resumed>[], 8) = 0 [pid 752] <... futex resumed>) = ? [pid 751] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 754] <... symlink resumed>) = 0 [pid 753] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 752] +++ exited with 0 +++ [pid 299] unlink("./43/cgroup" [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... unlink resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./41/cgroup.cpu", [pid 751] +++ exited with 0 +++ [pid 299] getdents64(3, [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program ./strace-static-x86_64: Process 755 attached [pid 754] write(1, "executing program\n", 18 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] unlink("./41/cgroup.cpu" [pid 755] set_robust_list(0x7f2342d219a0, 24 [pid 754] <... write resumed>) = 18 [pid 753] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 299] close(3 [pid 297] <... unlink resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 755] <... set_robust_list resumed>) = 0 [pid 754] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 753] rt_sigprocmask(SIG_SETMASK, [], [pid 299] <... close resumed>) = 0 [pid 297] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 755] rt_sigprocmask(SIG_SETMASK, [], [pid 754] <... futex resumed>) = 0 [pid 753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] rmdir("./43" [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 754] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 753] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... rmdir resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./41/cgroup", [pid 755] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 754] <... rt_sigaction resumed>NULL, 8) = 0 [pid 753] <... futex resumed>) = 0 [pid 299] mkdir("./44", 0777 [pid 754] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 753] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 755] <... bpf resumed>) = 3 [pid 754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 755] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 754] <... mmap resumed>) = 0x7f2342d01000 [pid 299] <... mkdir resumed>) = 0 [pid 297] unlink("./41/cgroup" [pid 755] <... futex resumed>) = 1 [pid 754] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 753] <... futex resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 755] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 754] <... mprotect resumed>) = 0 [pid 753] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 754] rt_sigprocmask(SIG_BLOCK, ~[], [pid 753] <... futex resumed>) = 0 [pid 754] <... rt_sigprocmask resumed>[], 8) = 0 [pid 753] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 757 attached ./strace-static-x86_64: Process 756 attached [pid 755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] getdents64(3, [pid 757] set_robust_list(0x7f2342d219a0, 24 [pid 756] set_robust_list(0x55559251a6a0, 24 [pid 755] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 754] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 90 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 757] <... set_robust_list resumed>) = 0 [pid 756] <... set_robust_list resumed>) = 0 [pid 755] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 754] rt_sigprocmask(SIG_SETMASK, [], [pid 757] rt_sigprocmask(SIG_SETMASK, [], [pid 754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 297] close(3 [pid 757] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 756] chdir("./44" [pid 755] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 754] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 754] <... futex resumed>) = 0 [pid 755] <... futex resumed>) = 1 [pid 753] <... futex resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 757] <... bpf resumed>) = 3 [pid 756] <... chdir resumed>) = 0 [pid 754] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 753] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 755] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 753] <... futex resumed>) = 0 [pid 297] rmdir("./41" [pid 757] <... futex resumed>) = 1 [pid 756] <... prctl resumed>) = 0 [pid 755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 754] <... futex resumed>) = 0 [pid 753] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] setpgid(0, 0 [pid 755] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 754] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... rmdir resumed>) = 0 [pid 757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 756] <... setpgid resumed>) = 0 [pid 754] <... futex resumed>) = 0 [pid 757] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 755] <... bpf resumed>, 56) = 0 [pid 754] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] mkdir("./42", 0777 [pid 757] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 756] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 755] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... mkdir resumed>) = 0 [pid 755] <... futex resumed>) = 1 [pid 753] <... futex resumed>) = 0 [pid 757] <... futex resumed>) = 1 [pid 756] <... symlink resumed>) = 0 [pid 755] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 754] <... futex resumed>) = 0 [pid 753] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 757] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 754] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 753] <... futex resumed>) = 0 [pid 754] <... futex resumed>) = 0 [pid 753] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 754] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 757] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}./strace-static-x86_64: Process 758 attached , 56) = 0 [pid 755] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 756] <... symlink resumed>) = 0 [pid 758] set_robust_list(0x55559251a6a0, 24 [pid 757] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 86 [pid 755] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 758] <... set_robust_list resumed>) = 0 [pid 757] <... futex resumed>) = 1 [pid 756] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 754] <... futex resumed>) = 0 [pid 758] chdir("./42" [pid 757] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 755] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 754] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... chdir resumed>) = 0 [pid 757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 756] <... symlink resumed>) = 0 [pid 755] <... futex resumed>) = 1 [pid 754] <... futex resumed>) = 0 [pid 753] <... futex resumed>) = 0 [pid 758] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 757] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 755] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 754] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 753] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... prctl resumed>) = 0 [pid 757] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 756] <... openat resumed>) = 3 [pid 755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 753] <... futex resumed>) = 0 [pid 758] setpgid(0, 0 [pid 757] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] write(3, "1000", 4 [pid 755] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 753] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] <... setpgid resumed>) = 0 [pid 757] <... futex resumed>) = 1 [pid 756] <... write resumed>) = 4 [pid 754] <... futex resumed>) = 0 [pid 757] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 754] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 754] <... futex resumed>) = 0 [pid 757] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 754] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 757] <... bpf resumed>) = 4 [pid 756] close(3 [pid 755] <... bpf resumed>) = 4 [pid 757] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 754] <... futex resumed>) = 0 [pid 758] <... symlink resumed>) = 0 [pid 757] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 754] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 756] <... close resumed>) = 0 [pid 755] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 754] <... futex resumed>) = 0 [pid 758] <... symlink resumed>) = 0 [pid 757] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 756] symlink("/dev/binderfs", "./binderfs" [pid 755] <... futex resumed>) = 1 [pid 754] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 753] <... futex resumed>) = 0 [pid 758] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 757] <... bpf resumed>) = 5 [pid 753] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 757] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] <... symlink resumed>) = 0 [pid 755] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 753] <... futex resumed>) = 0 [pid 758] <... symlink resumed>) = 0 [pid 757] <... futex resumed>) = 1 executing program [pid 756] write(1, "executing program\n", 18 [pid 754] <... futex resumed>) = 0 [pid 753] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 757] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 756] <... write resumed>) = 18 [pid 755] <... bpf resumed>) = 5 [pid 754] close(3) = 0 [pid 754] close(4) = 0 [pid 754] close(5 [pid 758] <... openat resumed>) = 3 [pid 756] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 755] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... restart_syscall resumed>) = 0 [pid 758] write(3, "1000", 4 [pid 756] <... futex resumed>) = 0 [pid 755] <... futex resumed>) = 1 [pid 753] <... futex resumed>) = 0 [pid 758] <... write resumed>) = 4 [pid 756] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 755] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 753] close(3 [pid 758] close(3 [pid 756] <... rt_sigaction resumed>NULL, 8) = 0 [pid 753] <... close resumed>) = 0 [pid 295] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 758] <... close resumed>) = 0 [pid 756] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 753] close(4 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 758] symlink("/dev/binderfs", "./binderfs" [pid 756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 753] <... close resumed>) = 0 [pid 295] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 753] close(5 [pid 295] <... openat resumed>) = 3 executing program [pid 758] <... symlink resumed>) = 0 [pid 756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 295] newfstatat(3, "", [pid 758] write(1, "executing program\n", 18 [pid 756] <... mmap resumed>) = 0x7f2342d01000 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 758] <... write resumed>) = 18 [pid 756] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 758] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 758] <... futex resumed>) = 0 [pid 756] <... mprotect resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 758] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 295] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 758] <... rt_sigaction resumed>NULL, 8) = 0 [pid 756] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] unlink("./47/binderfs" [pid 758] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 756] <... rt_sigprocmask resumed>[], 8) = 0 [pid 295] <... unlink resumed>) = 0 [pid 758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 756] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 295] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 758] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./47/cgroup.net", ./strace-static-x86_64: Process 759 attached {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 759] set_robust_list(0x7f2342d219a0, 24 [pid 758] <... mmap resumed>) = 0x7f2342d01000 [pid 756] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 295] unlink("./47/cgroup.net" [pid 759] <... set_robust_list resumed>) = 0 [pid 758] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 756] rt_sigprocmask(SIG_SETMASK, [], [pid 295] <... unlink resumed>) = 0 [pid 759] rt_sigprocmask(SIG_SETMASK, [], [pid 295] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 758] <... mprotect resumed>) = 0 [pid 756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 759] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 295] newfstatat(AT_FDCWD, "./47/cgroup.cpu", [pid 758] rt_sigprocmask(SIG_BLOCK, ~[], [pid 756] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 759] <... futex resumed>) = 0 [pid 758] <... rt_sigprocmask resumed>[], 8) = 0 [pid 756] <... futex resumed>) = 1 [pid 295] unlink("./47/cgroup.cpu" [pid 759] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 758] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 756] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... unlink resumed>) = 0 [pid 759] <... bpf resumed>) = 3 [pid 295] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 760 attached [pid 759] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 760] set_robust_list(0x7f2342d219a0, 24 [pid 759] <... futex resumed>) = 0 [pid 758] <... clone3 resumed> => {parent_tid=[87]}, 88) = 87 [pid 756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] newfstatat(AT_FDCWD, "./47/cgroup", [pid 760] <... set_robust_list resumed>) = 0 [pid 759] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] rt_sigprocmask(SIG_SETMASK, [], [pid 756] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 760] rt_sigprocmask(SIG_SETMASK, [], [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 756] <... futex resumed>) = 0 [pid 295] unlink("./47/cgroup" [pid 760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 759] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 758] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... unlink resumed>) = 0 [pid 760] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 759] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 758] <... futex resumed>) = 0 [pid 295] getdents64(3, [pid 760] <... bpf resumed>) = 3 [pid 759] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 760] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 1 [pid 756] <... futex resumed>) = 0 [pid 295] close(3 [pid 760] <... futex resumed>) = 0 [pid 759] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 756] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... close resumed>) = 0 [pid 760] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 758] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] <... futex resumed>) = 0 [pid 295] rmdir("./47" [pid 760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 758] <... futex resumed>) = 0 [pid 756] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... rmdir resumed>) = 0 [pid 760] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 759] <... bpf resumed>, 56) = 0 [pid 758] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] mkdir("./48", 0777 [pid 760] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 759] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... mkdir resumed>) = 0 [pid 760] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 1 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 760] <... futex resumed>) = 1 [pid 759] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = 0 ./strace-static-x86_64: Process 761 attached [pid 760] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 98 [pid 761] set_robust_list(0x55559251a6a0, 24 [pid 760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... futex resumed>) = 0 [pid 758] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = 1 [pid 761] <... set_robust_list resumed>) = 0 [pid 760] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 759] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 758] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 756] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] chdir("./48" [pid 760] <... bpf resumed>, 56) = 0 [pid 759] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 761] <... chdir resumed>) = 0 [pid 760] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 760] <... futex resumed>) = 1 [pid 759] <... futex resumed>) = 1 [pid 758] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = 0 [pid 761] <... prctl resumed>) = 0 [pid 760] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] setpgid(0, 0 [pid 760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... setpgid resumed>) = 0 [pid 760] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 759] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 758] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = 0 [pid 761] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 760] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 759] <... bpf resumed>) = 4 [pid 758] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 756] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 761] <... symlink resumed>) = 0 [pid 760] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 760] <... futex resumed>) = 0 [pid 759] <... futex resumed>) = 0 [pid 760] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 756] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 760] <... futex resumed>) = 0 [pid 758] <... futex resumed>) = 1 [pid 756] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] <... futex resumed>) = 0 [pid 756] <... futex resumed>) = 1 [pid 761] <... symlink resumed>) = 0 [pid 760] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 759] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 758] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 756] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 761] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 760] <... bpf resumed>) = 4 [pid 761] <... symlink resumed>) = 0 [pid 760] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 760] <... futex resumed>) = 1 [pid 758] <... futex resumed>) = 0 [pid 760] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] <... openat resumed>) = 3 [pid 758] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] write(3, "1000", 4 [pid 760] <... futex resumed>) = 0 [pid 758] <... futex resumed>) = 1 [pid 761] <... write resumed>) = 4 [pid 760] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 758] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 761] close(3) = 0 [pid 761] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 761] write(1, "executing program\n", 18) = 18 [pid 761] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 761] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 761] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 761] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 761] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 761] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 762 attached [pid 762] set_robust_list(0x7f2342d219a0, 24) = 0 [pid 761] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 761] rt_sigprocmask(SIG_SETMASK, [], [pid 762] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 761] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] <... futex resumed>) = 0 [pid 761] <... futex resumed>) = 1 [pid 762] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 761] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 762] <... bpf resumed>) = 3 [pid 762] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 762] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 762] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] <... futex resumed>) = 0 [pid 762] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 761] <... futex resumed>) = 0 [pid 762] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 761] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 762] <... bpf resumed>, 56) = 0 [pid 762] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 761] <... futex resumed>) = 0 [pid 762] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 761] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 762] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 761] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 762] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] <... futex resumed>) = 0 [pid 761] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 761] <... futex resumed>) = 0 [pid 762] <... bpf resumed>) = 4 [pid 761] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 762] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 762] <... futex resumed>) = 0 [pid 761] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 762] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 761] <... futex resumed>) = 0 [pid 761] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 754] <... close resumed>) = 0 [pid 753] <... close resumed>) = 0 [pid 754] close(6 [pid 753] close(6 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(7 [pid 753] close(7 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(8 [pid 753] close(8 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(9 [pid 753] close(9 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(10 [pid 753] close(10 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(11 [pid 753] close(11 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(12 [pid 753] close(12 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(13 [pid 753] close(13 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(14 [pid 753] close(14 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(15 [pid 753] close(15 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(16 [pid 753] close(16 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(17 [pid 753] close(17 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(18 [pid 753] close(18 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(19 [pid 753] close(19 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(20 [pid 753] close(20 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(21 [pid 753] close(21 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(22 [pid 753] close(22 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(23 [pid 753] close(23 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(24 [pid 753] close(24 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(25 [pid 753] close(25 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(26 [pid 753] close(26 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(27 [pid 753] close(27 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(28 [pid 753] close(28 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] close(29 [pid 753] close(29 [pid 754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 754] exit_group(0 [pid 753] exit_group(0 [pid 757] <... futex resumed>) = ? [pid 754] <... exit_group resumed>) = ? [pid 753] <... exit_group resumed>) = ? [pid 757] +++ exited with 0 +++ [pid 755] <... futex resumed>) = ? [pid 755] +++ exited with 0 +++ [pid 754] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 753] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./45/binderfs") = 0 [pid 296] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./45/cgroup.net") = 0 [pid 296] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./45/cgroup.cpu") = 0 [pid 296] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./45/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./45") = 0 [pid 296] mkdir("./46", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 94 ./strace-static-x86_64: Process 763 attached [pid 298] <... restart_syscall resumed>) = 0 [pid 763] set_robust_list(0x55559251a6a0, 24) = 0 [pid 298] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] chdir("./46" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 763] <... chdir resumed>) = 0 [pid 298] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... openat resumed>) = 3 [pid 763] <... prctl resumed>) = 0 [pid 298] newfstatat(3, "", [pid 763] setpgid(0, 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 763] <... setpgid resumed>) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./47/binderfs", [pid 763] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 763] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 298] unlink("./47/binderfs" [pid 763] <... symlink resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./47/cgroup.net", [pid 763] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] unlink("./47/cgroup.net") = 0 [pid 763] <... openat resumed>) = 3 [pid 298] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] write(3, "1000", 4 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 763] <... write resumed>) = 4 [pid 298] newfstatat(AT_FDCWD, "./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 763] close(3 [pid 298] unlink("./47/cgroup.cpu" [pid 763] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 763] symlink("/dev/binderfs", "./binderfs" [pid 298] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./47/cgroup", [pid 763] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 763] write(1, "executing program\n", 18 [pid 298] unlink("./47/cgroup"executing program [pid 763] <... write resumed>) = 18 [pid 298] <... unlink resumed>) = 0 [pid 298] getdents64(3, [pid 763] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 763] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] <... close resumed>) = 0 [pid 763] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] rmdir("./47" [pid 763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... rmdir resumed>) = 0 [pid 763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] mkdir("./48", 0777 [pid 763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 763] <... mmap resumed>) = 0x7f2342d01000 ./strace-static-x86_64: Process 764 attached [pid 763] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 764] set_robust_list(0x55559251a6a0, 24 [pid 762] <... bpf resumed>) = 5 [pid 760] <... bpf resumed>) = 5 [pid 759] <... bpf resumed>) = 5 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 98 [pid 764] <... set_robust_list resumed>) = 0 [pid 763] <... mprotect resumed>) = 0 [pid 762] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 760] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 759] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 764] chdir("./48" [pid 760] <... futex resumed>) = 1 [pid 758] <... futex resumed>) = 0 [pid 764] <... chdir resumed>) = 0 [pid 763] rt_sigprocmask(SIG_BLOCK, ~[], [pid 762] <... futex resumed>) = 1 [pid 761] <... futex resumed>) = 0 [pid 760] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 759] <... futex resumed>) = 1 [pid 758] close(3 [pid 756] <... futex resumed>) = 0 [pid 764] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 763] <... rt_sigprocmask resumed>[], 8) = 0 [pid 762] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 761] close(3 [pid 759] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] <... close resumed>) = 0 [pid 756] close(3 [pid 764] <... prctl resumed>) = 0 [pid 763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 761] <... close resumed>) = 0 [pid 758] close(4 [pid 756] <... close resumed>) = 0 ./strace-static-x86_64: Process 765 attached [pid 764] setpgid(0, 0 [pid 758] <... close resumed>) = 0 [pid 756] close(4 [pid 761] close(4 [pid 765] set_robust_list(0x7f2342d219a0, 24 [pid 764] <... setpgid resumed>) = 0 [pid 763] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 758] close(5 [pid 756] <... close resumed>) = 0 [pid 765] <... set_robust_list resumed>) = 0 [pid 764] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 763] rt_sigprocmask(SIG_SETMASK, [], [pid 761] <... close resumed>) = 0 [pid 758] <... close resumed>) = 0 [pid 756] close(5 [pid 765] rt_sigprocmask(SIG_SETMASK, [], [pid 764] <... symlink resumed>) = 0 [pid 763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 761] close(5 [pid 758] close(6 [pid 765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 764] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 763] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 763] <... futex resumed>) = 0 [pid 765] <... bpf resumed>) = 3 [pid 764] <... symlink resumed>) = 0 [pid 763] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] close(7 [pid 765] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 764] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] <... futex resumed>) = 0 [pid 764] <... symlink resumed>) = 0 [pid 763] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] close(8 [pid 765] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 763] <... futex resumed>) = 0 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 764] <... openat resumed>) = 3 [pid 763] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] close(9 [pid 765] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 764] write(3, "1000", 4 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] <... futex resumed>) = 0 [pid 764] <... write resumed>) = 4 [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 758] close(10 [pid 765] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 764] close(3 [pid 763] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 764] <... close resumed>) = 0 [pid 763] <... futex resumed>) = 0 [pid 758] close(11 [pid 765] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 764] symlink("/dev/binderfs", "./binderfs" [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] <... bpf resumed>, 56) = 0 [pid 764] <... symlink resumed>) = 0 [pid 763] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] close(12executing program [pid 765] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 764] write(1, "executing program\n", 18 [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] <... futex resumed>) = 0 [pid 764] <... write resumed>) = 18 [pid 763] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] close(13 [pid 765] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 764] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 763] <... futex resumed>) = 0 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 764] <... futex resumed>) = 0 [pid 763] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] close(14 [pid 765] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 764] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 765] <... futex resumed>) = 0 [pid 764] <... rt_sigaction resumed>NULL, 8) = 0 [pid 763] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 764] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 763] <... futex resumed>) = 0 [pid 758] close(15 [pid 765] <... bpf resumed>) = 4 [pid 764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 763] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 764] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 758] close(16 [pid 765] <... futex resumed>) = 0 [pid 764] <... mmap resumed>) = 0x7f2342d01000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 765] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 764] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 763] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] close(17 [pid 764] <... mprotect resumed>) = 0 [pid 763] <... futex resumed>) = 0 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] rt_sigprocmask(SIG_BLOCK, ~[], [pid 763] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 758] close(18 [pid 764] <... rt_sigprocmask resumed>[], 8) = 0 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 758] close(19./strace-static-x86_64: Process 766 attached ) = -1 EBADF (Bad file descriptor) [pid 766] set_robust_list(0x7f2342d219a0, 24 [pid 764] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 758] close(20 [pid 766] <... set_robust_list resumed>) = 0 [pid 764] rt_sigprocmask(SIG_SETMASK, [], [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 766] rt_sigprocmask(SIG_SETMASK, [], [pid 764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 758] close(21 [pid 766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 764] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 766] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 764] <... futex resumed>) = 0 [pid 758] close(22 [pid 766] <... bpf resumed>) = 3 [pid 764] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 758] close(23) = -1 EBADF (Bad file descriptor) [pid 766] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] close(24) = -1 EBADF (Bad file descriptor) [pid 766] <... futex resumed>) = 1 [pid 764] <... futex resumed>) = 0 [pid 758] close(25 [pid 766] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 764] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 764] <... futex resumed>) = 0 [pid 758] close(26 [pid 766] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 764] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 766] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 758] close(27 [pid 766] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 766] <... futex resumed>) = 1 [pid 764] <... futex resumed>) = 0 [pid 758] close(28 [pid 766] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 764] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 764] <... futex resumed>) = 0 [pid 758] close(29 [pid 766] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 764] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 758] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 758] exit_group(0 [pid 760] <... futex resumed>) = ? [pid 766] <... bpf resumed>, 56) = 0 [pid 758] <... exit_group resumed>) = ? [pid 766] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 760] +++ exited with 0 +++ [pid 766] <... futex resumed>) = 1 [pid 766] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 758] +++ exited with 0 +++ [pid 764] <... futex resumed>) = 0 [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 764] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = 0 [pid 764] <... futex resumed>) = 1 [pid 766] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 764] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 766] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 764] <... futex resumed>) = 0 [pid 766] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 764] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 764] <... futex resumed>) = 0 [pid 766] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 764] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 766] <... bpf resumed>) = 4 [pid 766] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 764] <... futex resumed>) = 0 [pid 766] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 764] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 764] <... futex resumed>) = 0 [pid 766] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 764] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 756] <... close resumed>) = 0 [pid 761] <... close resumed>) = 0 [pid 756] close(6 [pid 761] close(6 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(7 [pid 761] close(7 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(8 [pid 761] close(8 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(9 [pid 761] close(9 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(10 [pid 761] close(10 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(11 [pid 297] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW [pid 761] close(11 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(12 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 761] close(12 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(13 [pid 297] <... openat resumed>) = 3 [pid 761] close(13 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(3, "", [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(14 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 761] close(14 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(15 [pid 297] getdents64(3, [pid 761] close(15 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] close(16 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 761] close(16 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 756] close(17 [pid 761] close(17) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 761] close(18 [pid 756] close(18 [pid 297] newfstatat(AT_FDCWD, "./42/binderfs", [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 761] close(19 [pid 756] close(19 [pid 297] unlink("./42/binderfs" [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 761] close(20 [pid 756] close(20 [pid 297] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] close(21 [pid 756] close(21 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./42/cgroup.net", [pid 761] close(22 [pid 756] close(22 [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 761] close(23 [pid 756] close(23 [pid 297] unlink("./42/cgroup.net" [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 761] close(24 [pid 756] close(24 [pid 297] <... unlink resumed>) = 0 [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 761] close(25 [pid 756] close(25 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./42/cgroup.cpu", [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 761] close(26 [pid 756] close(26 [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./42/cgroup.cpu" [pid 761] close(27 [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 297] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 761] close(28 [pid 756] close(27 [pid 297] newfstatat(AT_FDCWD, "./42/cgroup", [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 761] close(29 [pid 756] close(28 [pid 297] unlink("./42/cgroup" [pid 761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 761] exit_group(0 [pid 297] getdents64(3, [pid 762] <... futex resumed>) = ? [pid 761] <... exit_group resumed>) = ? [pid 756] close(29 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 762] +++ exited with 0 +++ [pid 297] close(3) = 0 [pid 297] rmdir("./42") = 0 [pid 297] mkdir("./43", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 761] +++ exited with 0 +++ [pid 756] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 767 attached [pid 756] exit_group(0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 767] set_robust_list(0x55559251a6a0, 24 [pid 759] <... futex resumed>) = ? [pid 756] <... exit_group resumed>) = ? [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 88 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 767] <... set_robust_list resumed>) = 0 [pid 759] +++ exited with 0 +++ [pid 767] chdir("./43") = 0 [pid 767] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 767] setpgid(0, 0) = 0 [pid 767] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 756] +++ exited with 0 +++ [pid 767] <... symlink resumed>) = 0 [pid 767] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 767] <... symlink resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 767] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 767] write(3, "1000", 4) = 4 [pid 767] close(3) = 0 [pid 767] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW [pid 767] write(1, "executing program\n", 18executing program ) = 18 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 767] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 767] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 299] <... openat resumed>) = 3 [pid 767] <... mmap resumed>) = 0x7f2342d01000 [pid 767] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 299] newfstatat(3, "", [pid 767] <... mprotect resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 767] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] getdents64(3, [pid 767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 295] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 768 attached [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 768] set_robust_list(0x7f2342d219a0, 24 [pid 767] <... clone3 resumed> => {parent_tid=[89]}, 88) = 89 [pid 767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 767] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 767] <... futex resumed>) = 0 [pid 768] <... set_robust_list resumed>) = 0 [pid 767] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 768] rt_sigprocmask(SIG_SETMASK, [], [pid 299] newfstatat(AT_FDCWD, "./44/binderfs", [pid 295] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 768] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 299] unlink("./44/binderfs" [pid 295] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 768] <... bpf resumed>) = 3 [pid 768] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... unlink resumed>) = 0 [pid 295] <... openat resumed>) = 3 [pid 768] <... futex resumed>) = 1 [pid 767] <... futex resumed>) = 0 [pid 299] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(3, "", [pid 768] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 768] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 767] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] newfstatat(AT_FDCWD, "./44/cgroup.net", [pid 295] getdents64(3, [pid 768] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 768] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./44/cgroup.net" [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 768] <... futex resumed>) = 1 [pid 767] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 295] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 768] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 768] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./48/binderfs", [pid 768] <... bpf resumed>, 56) = 0 [pid 299] newfstatat(AT_FDCWD, "./44/cgroup.cpu", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 768] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./48/binderfs" [pid 768] <... futex resumed>) = 1 [pid 767] <... futex resumed>) = 0 [pid 299] unlink("./44/cgroup.cpu" [pid 768] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 767] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... unlink resumed>) = 0 [pid 768] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 767] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 768] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 768] <... futex resumed>) = 0 [pid 767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 768] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./44/cgroup", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] <... futex resumed>) = 0 [pid 768] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 767] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] newfstatat(AT_FDCWD, "./48/cgroup.net", [pid 299] unlink("./44/cgroup") = 0 [pid 299] getdents64(3, [pid 768] <... bpf resumed>) = 4 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 768] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] close(3 [pid 295] unlink("./48/cgroup.net" [pid 768] <... futex resumed>) = 1 [pid 767] <... futex resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 768] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 767] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rmdir("./44" [pid 295] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 767] <... futex resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 767] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] mkdir("./45", 0777 [pid 295] newfstatat(AT_FDCWD, "./48/cgroup.cpu", [pid 299] <... mkdir resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] unlink("./48/cgroup.cpu") = 0 [pid 295] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./48/cgroup") = 0 [pid 295] getdents64(3, ./strace-static-x86_64: Process 769 attached 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 769] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 92 [pid 295] close(3 [pid 769] <... set_robust_list resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 769] chdir("./45" [pid 295] rmdir("./48" [pid 769] <... chdir resumed>) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] mkdir("./49", 0777 [pid 769] <... prctl resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 769] setpgid(0, 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 769] <... setpgid resumed>) = 0 [pid 769] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 ./strace-static-x86_64: Process 770 attached [pid 769] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 770] set_robust_list(0x55559251a6a0, 24 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 100 [pid 770] <... set_robust_list resumed>) = 0 [pid 769] <... symlink resumed>) = 0 [pid 770] chdir("./49" [pid 769] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 770] <... chdir resumed>) = 0 [pid 770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 769] <... symlink resumed>) = 0 [pid 770] setpgid(0, 0 [pid 769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 770] <... setpgid resumed>) = 0 [pid 770] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 769] <... openat resumed>) = 3 [pid 770] <... symlink resumed>) = 0 [pid 769] write(3, "1000", 4 [pid 770] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 769] <... write resumed>) = 4 [pid 770] <... symlink resumed>) = 0 [pid 769] close(3 [pid 770] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 769] <... close resumed>) = 0 [pid 769] symlink("/dev/binderfs", "./binderfs" [pid 770] <... symlink resumed>) = 0 [pid 769] <... symlink resumed>) = 0 executing program [pid 770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 769] write(1, "executing program\n", 18 [pid 766] <... bpf resumed>) = 5 [pid 765] <... bpf resumed>) = 5 [pid 769] <... write resumed>) = 18 [pid 768] <... bpf resumed>) = 5 [pid 766] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 765] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... openat resumed>) = 3 [pid 769] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 768] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 766] <... futex resumed>) = 1 [pid 765] <... futex resumed>) = 1 [pid 764] <... futex resumed>) = 0 [pid 763] <... futex resumed>) = 0 [pid 770] write(3, "1000", 4 [pid 769] <... futex resumed>) = 0 [pid 768] <... futex resumed>) = 1 [pid 767] <... futex resumed>) = 0 [pid 766] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 765] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 764] close(3 [pid 763] close(3 [pid 770] <... write resumed>) = 4 [pid 769] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 768] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 767] close(3 [pid 764] <... close resumed>) = 0 [pid 770] close(3 [pid 769] <... rt_sigaction resumed>NULL, 8) = 0 [pid 767] <... close resumed>) = 0 [pid 764] close(4 [pid 763] <... close resumed>) = 0 [pid 770] <... close resumed>) = 0 [pid 769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 767] close(4 [pid 764] <... close resumed>) = 0 [pid 763] close(4 [pid 770] symlink("/dev/binderfs", "./binderfs" [pid 769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 767] <... close resumed>) = 0 [pid 764] close(5 [pid 770] <... symlink resumed>) = 0 [pid 769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 767] close(5 [pid 764] <... close resumed>) = 0 [pid 763] <... close resumed>) = 0 executing program [pid 770] write(1, "executing program\n", 18 [pid 769] <... mmap resumed>) = 0x7f2342d01000 [pid 767] <... close resumed>) = 0 [pid 764] close(6 [pid 763] close(5 [pid 770] <... write resumed>) = 18 [pid 769] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 767] close(6 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = 0 [pid 769] <... mprotect resumed>) = 0 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(7 [pid 770] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] rt_sigprocmask(SIG_BLOCK, ~[], [pid 767] close(7 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(6 [pid 770] <... futex resumed>) = 0 [pid 769] <... rt_sigprocmask resumed>[], 8) = 0 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(8 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 767] close(8 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(7./strace-static-x86_64: Process 771 attached [pid 770] <... rt_sigaction resumed>NULL, 8) = 0 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(9 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 771] set_robust_list(0x7f2342d219a0, 24 [pid 770] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 769] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 [pid 767] close(9 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(8 [pid 771] <... set_robust_list resumed>) = 0 [pid 770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 769] rt_sigprocmask(SIG_SETMASK, [], [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(10 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 771] rt_sigprocmask(SIG_SETMASK, [], [pid 770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 767] close(10 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(9 [pid 771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 770] <... mmap resumed>) = 0x7f2342d01000 [pid 769] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(11 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 771] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 770] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 769] <... futex resumed>) = 0 [pid 767] close(11 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(10 [pid 771] <... bpf resumed>) = 3 [pid 770] <... mprotect resumed>) = 0 [pid 769] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(12 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 771] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] close(12 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 771] <... futex resumed>) = 0 [pid 770] rt_sigprocmask(SIG_BLOCK, ~[], [pid 769] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(13 [pid 763] close(11 [pid 771] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 770] <... rt_sigprocmask resumed>[], 8) = 0 [pid 769] <... futex resumed>) = 0 [pid 767] close(13 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 771] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 769] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(14 [pid 771] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] close(14 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(12./strace-static-x86_64: Process 772 attached [pid 771] <... futex resumed>) = 0 [pid 769] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(15 [pid 772] set_robust_list(0x7f2342d219a0, 24 [pid 771] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 770] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 769] <... futex resumed>) = 0 [pid 767] close(15 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... set_robust_list resumed>) = 0 [pid 771] <... bpf resumed>, 56) = 0 [pid 770] rt_sigprocmask(SIG_SETMASK, [], [pid 769] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(16 [pid 763] close(13 [pid 772] rt_sigprocmask(SIG_SETMASK, [], [pid 771] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] close(16 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 771] <... futex resumed>) = 0 [pid 770] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(17 [pid 763] close(14 [pid 772] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 771] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 770] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 0 [pid 767] close(17 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... bpf resumed>) = 3 [pid 771] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 770] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 769] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(18 [pid 763] close(15 [pid 772] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] close(18 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... futex resumed>) = 0 [pid 771] <... futex resumed>) = 0 [pid 770] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(19 [pid 763] close(16 [pid 772] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 771] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 770] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 0 [pid 767] close(19 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 771] <... bpf resumed>) = 4 [pid 770] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 769] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(20 [pid 763] close(17 [pid 772] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] close(20 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... futex resumed>) = 0 [pid 771] <... futex resumed>) = 0 [pid 770] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 769] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(21 [pid 763] close(18 [pid 772] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 771] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 770] <... futex resumed>) = 0 [pid 769] <... futex resumed>) = 0 [pid 767] close(21 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... bpf resumed>, 56) = 0 [pid 770] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 769] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(22 [pid 763] close(19 [pid 772] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] close(22 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(23 [pid 772] <... futex resumed>) = 0 [pid 770] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] close(23 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(20 [pid 772] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 770] <... futex resumed>) = 0 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(24 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 770] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] close(24 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(25 [pid 763] close(21 [pid 772] <... futex resumed>) = 0 [pid 770] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] close(25 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(26 [pid 770] <... futex resumed>) = 0 [pid 767] close(26 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(22 [pid 770] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(27 [pid 767] close(27 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(28 [pid 772] <... bpf resumed>) = 4 [pid 767] close(28 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] close(29 [pid 772] <... futex resumed>) = 1 [pid 770] <... futex resumed>) = 0 [pid 767] close(29 [pid 764] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(23 [pid 772] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 764] exit_group(0 [pid 772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 770] <... futex resumed>) = 0 [pid 767] exit_group(0 [pid 766] <... futex resumed>) = ? [pid 764] <... exit_group resumed>) = ? [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 772] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 770] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 768] <... futex resumed>) = ? [pid 767] <... exit_group resumed>) = ? [pid 766] +++ exited with 0 +++ [pid 763] close(24 [pid 768] +++ exited with 0 +++ [pid 767] +++ exited with 0 +++ [pid 764] +++ exited with 0 +++ [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(25 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 763] close(26 [pid 298] <... restart_syscall resumed>) = 0 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 763] close(27) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 763] close(28 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 763] close(29 [pid 298] <... openat resumed>) = 3 [pid 763] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, [pid 763] exit_group(0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 765] <... futex resumed>) = ? [pid 763] <... exit_group resumed>) = ? [pid 298] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 765] +++ exited with 0 +++ [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./48/binderfs") = 0 [pid 298] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 763] +++ exited with 0 +++ [pid 298] unlink("./48/cgroup.net") = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./48/cgroup.cpu") = 0 [pid 298] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./48/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./48") = 0 [pid 298] mkdir("./49", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 773 attached , child_tidptr=0x55559251a690) = 100 [pid 773] set_robust_list(0x55559251a6a0, 24) = 0 [pid 773] chdir("./49") = 0 [pid 773] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 773] setpgid(0, 0) = 0 [pid 773] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 773] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 773] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 773] write(3, "1000", 4) = 4 [pid 773] close(3) = 0 [pid 773] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 773] write(1, "executing program\n", 18) = 18 [pid 773] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 773] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 773] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 773] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 773] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 774 attached => {parent_tid=[101]}, 88) = 101 [pid 774] set_robust_list(0x7f2342d219a0, 24 [pid 773] rt_sigprocmask(SIG_SETMASK, [], [pid 774] <... set_robust_list resumed>) = 0 [pid 773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 772] <... bpf resumed>) = 5 [pid 771] <... bpf resumed>) = 5 [pid 297] <... restart_syscall resumed>) = 0 [pid 773] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] rt_sigprocmask(SIG_SETMASK, [], [pid 773] <... futex resumed>) = 0 [pid 772] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 771] <... futex resumed>) = 1 [pid 769] <... futex resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 773] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 772] <... futex resumed>) = 1 [pid 771] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] <... futex resumed>) = 0 [pid 769] close(3 [pid 297] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW [pid 774] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 772] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 770] close(3 [pid 769] <... close resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 774] <... bpf resumed>) = 3 [pid 769] close(4 [pid 297] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW [pid 774] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] <... close resumed>) = 0 [pid 769] <... close resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 774] <... futex resumed>) = 1 [pid 773] <... futex resumed>) = 0 [pid 769] close(5 [pid 297] newfstatat(3, "", [pid 296] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 774] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 773] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 770] close(4 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] <... openat resumed>) = 3 [pid 774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 773] <... futex resumed>) = 0 [pid 770] <... close resumed>) = 0 [pid 297] getdents64(3, [pid 296] newfstatat(3, "", [pid 774] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 773] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 770] close(5 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 774] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] getdents64(3, [pid 774] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 774] <... futex resumed>) = 1 [pid 773] <... futex resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./43/binderfs", [pid 296] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 774] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 773] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 774] <... bpf resumed>, 56) = 0 [pid 773] <... futex resumed>) = 0 [pid 297] unlink("./43/binderfs" [pid 296] newfstatat(AT_FDCWD, "./46/binderfs", [pid 774] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 774] <... futex resumed>) = 0 [pid 773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./46/binderfs" [pid 774] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 773] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 773] <... futex resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./43/cgroup.net", [pid 296] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 774] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 773] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 774] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] unlink("./43/cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./46/cgroup.net", [pid 774] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 774] <... futex resumed>) = 1 [pid 773] <... futex resumed>) = 0 [pid 297] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./46/cgroup.net" [pid 774] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 773] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 773] <... futex resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./43/cgroup.cpu", [pid 296] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 773] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] unlink("./43/cgroup.cpu" [pid 296] newfstatat(AT_FDCWD, "./46/cgroup.cpu", [pid 774] <... bpf resumed>) = 4 [pid 297] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 774] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] unlink("./46/cgroup.cpu" [pid 774] <... futex resumed>) = 1 [pid 773] <... futex resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... unlink resumed>) = 0 [pid 774] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 773] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] newfstatat(AT_FDCWD, "./43/cgroup", [pid 296] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 773] <... futex resumed>) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 773] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] unlink("./43/cgroup" [pid 296] newfstatat(AT_FDCWD, "./46/cgroup", [pid 297] <... unlink resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] getdents64(3, [pid 296] unlink("./46/cgroup" [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] close(3 [pid 296] getdents64(3, [pid 297] <... close resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] rmdir("./43" [pid 296] close(3 [pid 297] <... rmdir resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 297] mkdir("./44", 0777 [pid 296] rmdir("./46" [pid 297] <... mkdir resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] mkdir("./47", 0777./strace-static-x86_64: Process 775 attached ) = 0 [pid 775] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 90 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 775] <... set_robust_list resumed>) = 0 [pid 775] chdir("./44"./strace-static-x86_64: Process 776 attached ) = 0 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 96 [pid 776] set_robust_list(0x55559251a6a0, 24 [pid 775] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 776] <... set_robust_list resumed>) = 0 [pid 776] chdir("./47" [pid 775] <... prctl resumed>) = 0 [pid 776] <... chdir resumed>) = 0 [pid 776] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 775] setpgid(0, 0 [pid 776] <... prctl resumed>) = 0 [pid 776] setpgid(0, 0 [pid 775] <... setpgid resumed>) = 0 [pid 776] <... setpgid resumed>) = 0 [pid 776] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 775] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 776] <... symlink resumed>) = 0 [pid 776] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 775] <... symlink resumed>) = 0 [pid 776] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 775] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 775] <... symlink resumed>) = 0 [pid 776] write(3, "1000", 4) = 4 [pid 775] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 776] close(3) = 0 executing program [pid 776] symlink("/dev/binderfs", "./binderfs" [pid 775] <... symlink resumed>) = 0 [pid 776] <... symlink resumed>) = 0 [pid 776] write(1, "executing program\n", 18 [pid 775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 776] <... write resumed>) = 18 [pid 776] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 775] <... openat resumed>) = 3 [pid 776] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 775] write(3, "1000", 4 [pid 776] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 775] <... write resumed>) = 4 [pid 776] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 776] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 775] close(3 [pid 776] <... mprotect resumed>) = 0 [pid 775] <... close resumed>) = 0 [pid 776] rt_sigprocmask(SIG_BLOCK, ~[], [pid 775] symlink("/dev/binderfs", "./binderfs" [pid 776] <... rt_sigprocmask resumed>[], 8) = 0 [pid 775] <... symlink resumed>) = 0 [pid 776] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 777 attached executing program [pid 775] write(1, "executing program\n", 18 [pid 777] set_robust_list(0x7f2342d219a0, 24 [pid 776] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 775] <... write resumed>) = 18 [pid 776] rt_sigprocmask(SIG_SETMASK, [], [pid 777] <... set_robust_list resumed>) = 0 [pid 776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 777] rt_sigprocmask(SIG_SETMASK, [], [pid 776] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 776] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 0 [pid 776] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 777] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 775] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 777] <... bpf resumed>) = 3 [pid 775] <... rt_sigaction resumed>NULL, 8) = 0 [pid 777] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 777] <... futex resumed>) = 1 [pid 776] <... futex resumed>) = 0 [pid 775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 776] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 776] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 777] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 777] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 777] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... mmap resumed>) = 0x7f2342d01000 [pid 777] <... futex resumed>) = 1 [pid 776] <... futex resumed>) = 0 [pid 775] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 777] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... mprotect resumed>) = 0 [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] <... futex resumed>) = 0 [pid 776] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 777] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 775] rt_sigprocmask(SIG_BLOCK, ~[], [pid 777] <... bpf resumed>, 56) = 0 [pid 775] <... rt_sigprocmask resumed>[], 8) = 0 [pid 777] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 778 attached [pid 777] <... futex resumed>) = 1 [pid 776] <... futex resumed>) = 0 [pid 778] set_robust_list(0x7f2342d219a0, 24 [pid 777] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... clone3 resumed> => {parent_tid=[91]}, 88) = 91 [pid 778] <... set_robust_list resumed>) = 0 [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] <... futex resumed>) = 0 [pid 778] rt_sigprocmask(SIG_SETMASK, [], [pid 777] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 776] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] rt_sigprocmask(SIG_SETMASK, [], [pid 778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 778] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 777] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 777] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] <... futex resumed>) = 0 [pid 777] <... futex resumed>) = 1 [pid 776] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 1 [pid 778] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 777] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] <... bpf resumed>) = 3 [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] <... futex resumed>) = 0 [pid 778] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 778] <... futex resumed>) = 1 [pid 776] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] <... futex resumed>) = 0 [pid 778] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 775] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 1 [pid 778] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 775] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 777] <... bpf resumed>) = 4 [pid 778] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] <... futex resumed>) = 1 [pid 777] <... futex resumed>) = 1 [pid 776] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 0 [pid 778] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 777] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 777] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 776] <... futex resumed>) = 0 [pid 775] <... futex resumed>) = 0 [pid 778] <... bpf resumed>, 56) = 0 [pid 776] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 775] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 778] <... futex resumed>) = 0 [pid 775] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 775] <... futex resumed>) = 0 [pid 778] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 775] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 778] <... futex resumed>) = 0 [pid 775] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 775] <... futex resumed>) = 0 [pid 778] <... bpf resumed>) = 4 [pid 775] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 778] <... futex resumed>) = 0 [pid 775] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 775] <... futex resumed>) = 0 [pid 769] <... close resumed>) = 0 [pid 770] <... close resumed>) = 0 [pid 775] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 770] close(6 [pid 769] close(6 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(7 [pid 769] close(7 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(8 [pid 769] close(8 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(9 [pid 769] close(9 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(10 [pid 769] close(10 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(11 [pid 769] close(11 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(12 [pid 769] close(12 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(13 [pid 769] close(13 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(14 [pid 769] close(14 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(15 [pid 769] close(15 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(16 [pid 769] close(16 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(17 [pid 769] close(17 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(18 [pid 769] close(18 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(19 [pid 769] close(19 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(20 [pid 769] close(20 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(21 [pid 769] close(21 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(22 [pid 769] close(22 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(23 [pid 769] close(23 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(24 [pid 769] close(24 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(25 [pid 769] close(25 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(26 [pid 769] close(26 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(27 [pid 769] close(27 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(28 [pid 769] close(28 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] close(29 [pid 769] close(29 [pid 770] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 770] exit_group(0 [pid 769] exit_group(0 [pid 772] <... futex resumed>) = ? [pid 771] <... futex resumed>) = ? [pid 770] <... exit_group resumed>) = ? [pid 769] <... exit_group resumed>) = ? [pid 772] +++ exited with 0 +++ [pid 771] +++ exited with 0 +++ [pid 770] +++ exited with 0 +++ [pid 769] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 299] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./45/binderfs") = 0 [pid 299] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./45/cgroup.net") = 0 [pid 299] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./45/cgroup.cpu") = 0 [pid 299] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./45/cgroup") = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./45") = 0 [pid 299] mkdir("./46", 0777 [pid 295] <... restart_syscall resumed>) = 0 [pid 299] <... mkdir resumed>) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 779 attached ) = -1 EINVAL (Invalid argument) [pid 779] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 94 [pid 779] <... set_robust_list resumed>) = 0 [pid 295] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 779] chdir("./46") = 0 [pid 779] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] <... openat resumed>) = 3 [pid 779] setpgid(0, 0) = 0 [pid 295] newfstatat(3, "", [pid 779] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 779] <... symlink resumed>) = 0 [pid 779] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 295] getdents64(3, [pid 779] <... symlink resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 779] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 295] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 779] <... symlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./49/binderfs", [pid 779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./49/binderfs") = 0 [pid 779] <... openat resumed>) = 3 [pid 295] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 779] write(3, "1000", 4 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 779] <... write resumed>) = 4 [pid 295] newfstatat(AT_FDCWD, "./49/cgroup.net", [pid 779] close(3 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 779] <... close resumed>) = 0 [pid 295] unlink("./49/cgroup.net" [pid 779] symlink("/dev/binderfs", "./binderfs" [pid 295] <... unlink resumed>) = 0 executing program [pid 779] <... symlink resumed>) = 0 [pid 295] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 779] write(1, "executing program\n", 18) = 18 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 779] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 779] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 295] newfstatat(AT_FDCWD, "./49/cgroup.cpu", [pid 779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 779] <... mmap resumed>) = 0x7f2342d01000 [pid 779] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] unlink("./49/cgroup.cpu" [pid 779] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 295] <... unlink resumed>) = 0 [pid 779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 295] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 780 attached ) = -1 EINVAL (Invalid argument) [pid 780] set_robust_list(0x7f2342d219a0, 24 [pid 779] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 295] newfstatat(AT_FDCWD, "./49/cgroup", [pid 780] <... set_robust_list resumed>) = 0 [pid 779] rt_sigprocmask(SIG_SETMASK, [], [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 780] rt_sigprocmask(SIG_SETMASK, [], [pid 779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] unlink("./49/cgroup" [pid 780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 779] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... unlink resumed>) = 0 [pid 780] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 779] <... futex resumed>) = 0 [pid 295] getdents64(3, [pid 780] <... bpf resumed>) = 3 [pid 779] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 780] <... futex resumed>) = 0 [pid 779] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 780] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 779] <... futex resumed>) = 0 [pid 295] close(3 [pid 780] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 779] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 780] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... close resumed>) = 0 [pid 780] <... futex resumed>) = 0 [pid 779] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] rmdir("./49" [pid 780] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 779] <... futex resumed>) = 0 [pid 780] <... bpf resumed>, 56) = 0 [pid 779] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... rmdir resumed>) = 0 [pid 780] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 780] <... futex resumed>) = 0 [pid 779] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] mkdir("./50", 0777 [pid 780] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 779] <... futex resumed>) = 0 [pid 780] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 779] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 777] <... bpf resumed>) = 5 [pid 774] <... bpf resumed>) = 5 [pid 295] <... mkdir resumed>) = 0 [pid 780] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 778] <... bpf resumed>) = 5 [pid 777] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 780] <... futex resumed>) = 0 [pid 779] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 777] <... futex resumed>) = 1 [pid 776] <... futex resumed>) = 0 [pid 774] <... futex resumed>) = 1 [pid 773] <... futex resumed>) = 0 [pid 780] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 779] <... futex resumed>) = 0 [pid 774] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 773] close(3./strace-static-x86_64: Process 781 attached [pid 779] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 778] <... futex resumed>) = 1 [pid 777] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] close(3 [pid 775] <... futex resumed>) = 0 [pid 780] <... bpf resumed>) = 4 [pid 773] <... close resumed>) = 0 [pid 781] set_robust_list(0x55559251a6a0, 24 [pid 780] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 778] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 776] <... close resumed>) = 0 [pid 775] close(3 [pid 773] close(4 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 102 [pid 781] <... set_robust_list resumed>) = 0 [pid 780] <... futex resumed>) = 1 [pid 779] <... futex resumed>) = 0 [pid 776] close(4 [pid 775] <... close resumed>) = 0 [pid 773] <... close resumed>) = 0 [pid 781] chdir("./50" [pid 780] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 779] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] <... close resumed>) = 0 [pid 775] close(4 [pid 773] close(5 [pid 781] <... chdir resumed>) = 0 [pid 780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 779] <... futex resumed>) = 0 [pid 776] close(5 [pid 775] <... close resumed>) = 0 [pid 773] <... close resumed>) = 0 [pid 781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 780] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 779] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 775] close(5 [pid 773] close(6 [pid 781] <... prctl resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] setpgid(0, 0 [pid 773] close(7 [pid 781] <... setpgid resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 773] close(8 [pid 781] <... symlink resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 773] close(9 [pid 781] <... symlink resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 773] close(10 [pid 781] <... symlink resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 773] close(11 [pid 781] <... openat resumed>) = 3 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] write(3, "1000", 4 [pid 773] close(12 [pid 781] <... write resumed>) = 4 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] close(3 [pid 773] close(13 [pid 781] <... close resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] symlink("/dev/binderfs", "./binderfs" [pid 773] close(14 [pid 781] <... symlink resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] write(1, "executing program\n", 18executing program [pid 773] close(15 [pid 781] <... write resumed>) = 18 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 773] close(16) = -1 EBADF (Bad file descriptor) [pid 781] <... futex resumed>) = 0 [pid 773] close(17 [pid 781] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 773] close(18 [pid 781] <... rt_sigaction resumed>NULL, 8) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 773] close(19 [pid 781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 773] close(20) = -1 EBADF (Bad file descriptor) [pid 773] close(21) = -1 EBADF (Bad file descriptor) [pid 773] close(22) = -1 EBADF (Bad file descriptor) [pid 781] <... mmap resumed>) = 0x7f2342d01000 [pid 773] close(23 [pid 781] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 773] close(24 [pid 781] <... mprotect resumed>) = 0 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 773] close(25) = -1 EBADF (Bad file descriptor) [pid 773] close(26) = -1 EBADF (Bad file descriptor) [pid 773] close(27 [pid 781] rt_sigprocmask(SIG_BLOCK, ~[], [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 781] <... rt_sigprocmask resumed>[], 8) = 0 [pid 773] close(28 [pid 781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 782 attached [pid 773] close(29 [pid 782] set_robust_list(0x7f2342d219a0, 24 [pid 781] <... clone3 resumed> => {parent_tid=[103]}, 88) = 103 [pid 773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 782] <... set_robust_list resumed>) = 0 [pid 781] rt_sigprocmask(SIG_SETMASK, [], [pid 773] exit_group(0 [pid 782] rt_sigprocmask(SIG_SETMASK, [], [pid 781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 774] <... futex resumed>) = ? [pid 773] <... exit_group resumed>) = ? [pid 782] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 781] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 774] +++ exited with 0 +++ [pid 782] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 781] <... futex resumed>) = 0 [pid 782] <... bpf resumed>) = 3 [pid 781] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 773] +++ exited with 0 +++ [pid 782] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 782] <... futex resumed>) = 0 [pid 781] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 781] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 782] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 781] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 782] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 782] <... futex resumed>) = 0 [pid 781] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 781] <... futex resumed>) = 0 [pid 782] <... bpf resumed>, 56) = 0 [pid 781] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 782] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 782] <... futex resumed>) = 0 [pid 781] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 781] <... futex resumed>) = 0 [pid 782] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 781] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 782] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 781] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 782] <... futex resumed>) = 0 [pid 781] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 782] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4 [pid 782] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 781] <... futex resumed>) = 0 [pid 782] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 781] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 781] <... futex resumed>) = 0 [pid 781] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/binderfs") = 0 [pid 298] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/cgroup.net") = 0 [pid 298] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/cgroup.cpu") = 0 [pid 298] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./49/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./49") = 0 [pid 298] mkdir("./50", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 783 attached , child_tidptr=0x55559251a690) = 102 [pid 783] set_robust_list(0x55559251a6a0, 24) = 0 [pid 783] chdir("./50") = 0 [pid 783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 783] setpgid(0, 0) = 0 [pid 783] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 783] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 783] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 783] write(3, "1000", 4) = 4 [pid 783] close(3) = 0 [pid 783] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 783] write(1, "executing program\n", 18) = 18 [pid 783] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 783] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 783] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 783] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 783] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 780] <... bpf resumed>) = 5 [pid 776] <... close resumed>) = 0 [pid 783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 780] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 779] <... futex resumed>) = 0 [pid 776] close(6 [pid 780] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 779] close(3./strace-static-x86_64: Process 784 attached ) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] set_robust_list(0x7f2342d219a0, 24 [pid 783] <... clone3 resumed> => {parent_tid=[103]}, 88) = 103 [pid 779] close(4 [pid 784] <... set_robust_list resumed>) = 0 [pid 783] rt_sigprocmask(SIG_SETMASK, [], [pid 779] <... close resumed>) = 0 [pid 776] close(7 [pid 784] rt_sigprocmask(SIG_SETMASK, [], [pid 783] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 779] close(5 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 783] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(8 [pid 784] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 783] <... futex resumed>) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] <... bpf resumed>) = 3 [pid 784] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(9 [pid 783] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 784] <... futex resumed>) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 784] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 783] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(10 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 783] <... futex resumed>) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 784] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 783] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 776] close(11 [pid 784] <... futex resumed>) = 0 [pid 783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 783] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(12 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 783] <... futex resumed>) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}, 56) = 0 [pid 783] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 776] close(13 [pid 784] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] <... futex resumed>) = 0 [pid 784] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 783] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(14 [pid 784] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 783] <... futex resumed>) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 783] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 776] close(15 [pid 784] <... futex resumed>) = 0 [pid 783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 783] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(16 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 783] <... futex resumed>) = 0 [pid 784] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 776] close(17 [pid 784] <... bpf resumed>) = 4 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(18 [pid 784] <... futex resumed>) = 1 [pid 783] <... futex resumed>) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 783] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 776] close(19 [pid 784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 783] <... futex resumed>) = 0 [pid 776] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 783] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 776] close(20) = -1 EBADF (Bad file descriptor) [pid 776] close(21) = -1 EBADF (Bad file descriptor) [pid 776] close(22) = -1 EBADF (Bad file descriptor) [pid 776] close(23) = -1 EBADF (Bad file descriptor) [pid 776] close(24) = -1 EBADF (Bad file descriptor) [pid 776] close(25) = -1 EBADF (Bad file descriptor) [pid 776] close(26) = -1 EBADF (Bad file descriptor) [pid 776] close(27) = -1 EBADF (Bad file descriptor) [pid 776] close(28) = -1 EBADF (Bad file descriptor) [pid 776] close(29) = -1 EBADF (Bad file descriptor) [pid 776] exit_group(0) = ? [pid 777] <... futex resumed>) = ? [pid 777] +++ exited with 0 +++ [pid 776] +++ exited with 0 +++ [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 296] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./47/binderfs") = 0 [pid 296] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./47/cgroup.net") = 0 [pid 296] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./47/cgroup.cpu") = 0 [pid 296] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./47/cgroup") = 0 [pid 296] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] close(3) = 0 [pid 296] rmdir("./47") = 0 [pid 296] mkdir("./48", 0777) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 785 attached , child_tidptr=0x55559251a690) = 98 [pid 785] set_robust_list(0x55559251a6a0, 24) = 0 [pid 785] chdir("./48") = 0 [pid 785] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program ) = 0 [pid 785] setpgid(0, 0) = 0 [pid 785] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 785] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 785] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 785] write(3, "1000", 4) = 4 [pid 785] close(3) = 0 [pid 785] symlink("/dev/binderfs", "./binderfs") = 0 [pid 775] <... close resumed>) = 0 [pid 782] <... bpf resumed>) = 5 [pid 785] write(1, "executing program\n", 18 [pid 782] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] close(6 [pid 785] <... write resumed>) = 18 [pid 782] <... futex resumed>) = 1 [pid 781] <... futex resumed>) = 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 782] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 781] close(3 [pid 775] close(7 [pid 785] <... futex resumed>) = 0 [pid 781] <... close resumed>) = 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 781] close(4 [pid 785] <... rt_sigaction resumed>NULL, 8) = 0 [pid 781] <... close resumed>) = 0 [pid 775] close(8 [pid 785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 781] close(5 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 775] close(9 [pid 785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] <... mmap resumed>) = 0x7f2342d01000 [pid 775] close(10 [pid 785] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] <... mprotect resumed>) = 0 [pid 775] close(11 [pid 785] rt_sigprocmask(SIG_BLOCK, ~[], [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] <... rt_sigprocmask resumed>[], 8) = 0 [pid 775] close(12 [pid 785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 786 attached [pid 775] close(13 [pid 786] set_robust_list(0x7f2342d219a0, 24 [pid 785] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] <... set_robust_list resumed>) = 0 [pid 785] rt_sigprocmask(SIG_SETMASK, [], [pid 775] close(14 [pid 785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] rt_sigprocmask(SIG_SETMASK, [], [pid 785] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] close(15 [pid 786] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 785] <... futex resumed>) = 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 785] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] close(16) = -1 EBADF (Bad file descriptor) [pid 786] <... bpf resumed>) = 3 [pid 775] close(17 [pid 786] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] <... futex resumed>) = 1 [pid 785] <... futex resumed>) = 0 [pid 775] close(18 [pid 786] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 785] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 785] <... futex resumed>) = 0 [pid 775] close(19 [pid 786] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] <... futex resumed>) = 0 [pid 785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 775] close(20 [pid 786] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 785] <... futex resumed>) = 0 [pid 775] close(21 [pid 786] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 785] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 775] close(22 [pid 786] <... bpf resumed>, 56) = 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] close(23 [pid 786] <... futex resumed>) = 1 [pid 785] <... futex resumed>) = 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] close(24 [pid 786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 785] <... futex resumed>) = 0 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] close(25 [pid 786] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 775] close(26 [pid 786] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] <... futex resumed>) = 1 [pid 785] <... futex resumed>) = 0 [pid 775] close(27 [pid 786] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] <... futex resumed>) = 0 [pid 775] close(28 [pid 786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 785] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 775] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 775] close(29) = -1 EBADF (Bad file descriptor) [pid 775] exit_group(0) = ? [pid 786] <... bpf resumed>) = 4 [pid 778] <... futex resumed>) = ? [pid 786] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 785] <... futex resumed>) = 0 [pid 786] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 785] <... futex resumed>) = 0 [pid 786] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 785] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 778] +++ exited with 0 +++ [pid 775] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./44/binderfs") = 0 [pid 297] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./44/cgroup.net") = 0 [pid 297] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./44/cgroup.cpu") = 0 [pid 297] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./44/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./44") = 0 [pid 297] mkdir("./45", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 787 attached [pid 787] set_robust_list(0x55559251a6a0, 24) = 0 [pid 784] <... bpf resumed>) = 5 [pid 779] <... close resumed>) = 0 [pid 787] chdir("./45" [pid 784] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] close(6 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 92 [pid 787] <... chdir resumed>) = 0 [pid 784] <... futex resumed>) = 1 [pid 783] <... futex resumed>) = 0 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 784] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 783] close(3 [pid 779] close(7 [pid 787] <... prctl resumed>) = 0 [pid 783] <... close resumed>) = 0 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] setpgid(0, 0 [pid 783] close(4 [pid 779] close(8 [pid 787] <... setpgid resumed>) = 0 [pid 783] <... close resumed>) = 0 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 783] close(5 [pid 779] close(9 [pid 787] <... symlink resumed>) = 0 [pid 787] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... symlink resumed>) = 0 [pid 787] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 779] close(10 [pid 787] <... symlink resumed>) = 0 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 779] close(11 [pid 787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 779] close(12) = -1 EBADF (Bad file descriptor) [pid 779] close(13) = -1 EBADF (Bad file descriptor) [pid 787] <... openat resumed>) = 3 [pid 779] close(14 [pid 787] write(3, "1000", 4 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... write resumed>) = 4 [pid 779] close(15 [pid 787] close(3 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = 0 [pid 779] close(16 [pid 787] symlink("/dev/binderfs", "./binderfs" [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 779] close(17) = -1 EBADF (Bad file descriptor) [pid 787] <... symlink resumed>) = 0 [pid 779] close(18) = -1 EBADF (Bad file descriptor) [pid 779] close(19 executing program [pid 787] write(1, "executing program\n", 18 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... write resumed>) = 18 [pid 779] close(20) = -1 EBADF (Bad file descriptor) [pid 787] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 779] close(21 [pid 787] <... futex resumed>) = 0 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 779] close(22 [pid 787] <... rt_sigaction resumed>NULL, 8) = 0 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 779] close(23 [pid 787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 779] close(24) = -1 EBADF (Bad file descriptor) [pid 779] close(25) = -1 EBADF (Bad file descriptor) [pid 779] close(26 [pid 787] <... mmap resumed>) = 0x7f2342d01000 [pid 779] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 779] close(27) = -1 EBADF (Bad file descriptor) [pid 787] <... mprotect resumed>) = 0 [pid 779] close(28) = -1 EBADF (Bad file descriptor) [pid 779] close(29) = -1 EBADF (Bad file descriptor) [pid 787] rt_sigprocmask(SIG_BLOCK, ~[], [pid 779] exit_group(0 [pid 787] <... rt_sigprocmask resumed>[], 8) = 0 [pid 780] <... futex resumed>) = ? [pid 779] <... exit_group resumed>) = ? [pid 787] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 780] +++ exited with 0 +++ [pid 787] <... clone3 resumed> => {parent_tid=[93]}, 88) = 93 ./strace-static-x86_64: Process 788 attached [pid 787] rt_sigprocmask(SIG_SETMASK, [], [pid 779] +++ exited with 0 +++ [pid 788] set_robust_list(0x7f2342d219a0, 24 [pid 787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 788] <... set_robust_list resumed>) = 0 [pid 787] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] rt_sigprocmask(SIG_SETMASK, [], [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 787] <... futex resumed>) = 0 [pid 788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 788] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 787] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] <... bpf resumed>) = 3 [pid 788] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 788] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 787] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 788] <... futex resumed>) = 0 [pid 787] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 788] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 787] <... futex resumed>) = 0 [pid 788] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 787] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 787] <... futex resumed>) = 0 [pid 788] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 787] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] <... bpf resumed>, 56) = 0 [pid 788] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 787] <... futex resumed>) = 0 [pid 788] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 787] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 787] <... futex resumed>) = 0 [pid 788] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 787] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 788] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 788] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 787] <... futex resumed>) = 0 [pid 788] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 787] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 787] <... futex resumed>) = 0 [pid 788] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 787] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 788] <... bpf resumed>) = 4 [pid 299] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 788] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... openat resumed>) = 3 [pid 788] <... futex resumed>) = 1 [pid 787] <... futex resumed>) = 0 [pid 299] newfstatat(3, "", [pid 788] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 787] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 787] <... futex resumed>) = 0 [pid 299] getdents64(3, [pid 788] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 787] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./46/binderfs") = 0 [pid 299] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./46/cgroup.net") = 0 [pid 299] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./46/cgroup.cpu") = 0 [pid 299] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./46/cgroup") = 0 [pid 299] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] close(3) = 0 [pid 299] rmdir("./46") = 0 [pid 299] mkdir("./47", 0777) = 0 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559251a690) = 96 ./strace-static-x86_64: Process 789 attached [pid 789] set_robust_list(0x55559251a6a0, 24) = 0 [pid 789] chdir("./47") = 0 [pid 789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 789] setpgid(0, 0) = 0 [pid 789] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 789] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 789] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 789] write(3, "1000", 4) = 4 [pid 789] close(3) = 0 [pid 789] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 789] write(1, "executing program\n", 18) = 18 [pid 789] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 789] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 789] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 789] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 789] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} => {parent_tid=[97]}, 88) = 97 ./strace-static-x86_64: Process 790 attached [pid 789] rt_sigprocmask(SIG_SETMASK, [], [pid 790] set_robust_list(0x7f2342d219a0, 24 [pid 789] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 790] <... set_robust_list resumed>) = 0 [pid 790] rt_sigprocmask(SIG_SETMASK, [], [pid 789] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 789] <... futex resumed>) = 0 [pid 790] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 789] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] <... futex resumed>) = 0 [pid 790] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 789] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 789] <... futex resumed>) = 0 [pid 790] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 789] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = 0 [pid 789] <... futex resumed>) = 1 [pid 790] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 789] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] <... bpf resumed>, 56) = 0 [pid 790] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 789] <... futex resumed>) = 0 [pid 790] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 789] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... futex resumed>) = 0 [pid 790] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 789] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 790] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 789] <... futex resumed>) = 0 [pid 790] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 789] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... futex resumed>) = 0 [pid 790] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 789] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 790] <... bpf resumed>) = 4 [pid 790] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 789] <... futex resumed>) = 0 [pid 790] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 789] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... futex resumed>) = 0 [pid 790] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 789] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 781] <... close resumed>) = 0 [pid 786] <... bpf resumed>) = 5 [pid 786] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 781] close(6 [pid 786] <... futex resumed>) = 1 [pid 785] <... futex resumed>) = 0 [pid 781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 786] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 785] close(3 [pid 781] close(7 [pid 785] <... close resumed>) = 0 [pid 781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(4 [pid 781] close(8 [pid 785] <... close resumed>) = 0 [pid 781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(5 [pid 781] close(9) = -1 EBADF (Bad file descriptor) [pid 781] close(10) = -1 EBADF (Bad file descriptor) [pid 781] close(11) = -1 EBADF (Bad file descriptor) [pid 781] close(12) = -1 EBADF (Bad file descriptor) [pid 781] close(13) = -1 EBADF (Bad file descriptor) [pid 781] close(14) = -1 EBADF (Bad file descriptor) [pid 781] close(15) = -1 EBADF (Bad file descriptor) [pid 781] close(16) = -1 EBADF (Bad file descriptor) [pid 781] close(17) = -1 EBADF (Bad file descriptor) [pid 781] close(18) = -1 EBADF (Bad file descriptor) [pid 781] close(19) = -1 EBADF (Bad file descriptor) [pid 781] close(20) = -1 EBADF (Bad file descriptor) [pid 781] close(21) = -1 EBADF (Bad file descriptor) [pid 781] close(22) = -1 EBADF (Bad file descriptor) [pid 781] close(23) = -1 EBADF (Bad file descriptor) [pid 781] close(24) = -1 EBADF (Bad file descriptor) [pid 781] close(25) = -1 EBADF (Bad file descriptor) [pid 781] close(26) = -1 EBADF (Bad file descriptor) [pid 781] close(27) = -1 EBADF (Bad file descriptor) [pid 781] close(28) = -1 EBADF (Bad file descriptor) [pid 781] close(29) = -1 EBADF (Bad file descriptor) [pid 781] exit_group(0 [pid 782] <... futex resumed>) = ? [pid 781] <... exit_group resumed>) = ? [pid 782] +++ exited with 0 +++ [pid 781] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 295] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./50/binderfs") = 0 [pid 295] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./50/cgroup.net") = 0 [pid 295] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./50/cgroup.cpu") = 0 [pid 295] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./50/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./50") = 0 [pid 295] mkdir("./51", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 791 attached , child_tidptr=0x55559251a690) = 104 [pid 791] set_robust_list(0x55559251a6a0, 24) = 0 [pid 791] chdir("./51") = 0 [pid 791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 791] setpgid(0, 0) = 0 [pid 791] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 791] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 791] symlink("/syzcgroup/net/syz3", "./cgroup.net") = 0 [pid 791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 791] write(3, "1000", 4) = 4 [pid 791] close(3) = 0 [pid 791] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 791] write(1, "executing program\n", 18) = 18 [pid 791] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 791] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 791] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 791] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 792 attached [pid 792] set_robust_list(0x7f2342d219a0, 24 [pid 791] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 [pid 792] <... set_robust_list resumed>) = 0 [pid 791] rt_sigprocmask(SIG_SETMASK, [], [pid 792] rt_sigprocmask(SIG_SETMASK, [], [pid 791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 792] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 791] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 791] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 792] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3 [pid 792] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 791] <... futex resumed>) = 0 [pid 792] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 791] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 792] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 791] <... futex resumed>) = 0 [pid 792] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 791] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 792] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 791] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 792] <... futex resumed>) = 0 [pid 791] <... futex resumed>) = 1 [pid 792] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}}, 56) = 0 [pid 791] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 792] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 792] <... futex resumed>) = 0 [pid 791] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 792] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 791] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 792] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 792] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 791] <... futex resumed>) = 0 [pid 792] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 791] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 791] <... futex resumed>) = 0 [pid 792] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 791] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 792] <... bpf resumed>) = 4 [pid 792] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 791] <... futex resumed>) = 0 [pid 792] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 791] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 791] <... futex resumed>) = 0 [pid 792] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 791] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 783] <... close resumed>) = 0 [pid 792] <... bpf resumed>) = 5 [pid 790] <... bpf resumed>) = 5 [pid 788] <... bpf resumed>) = 5 [pid 785] <... close resumed>) = 0 [pid 783] close(6 [pid 792] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 788] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 785] close(6 [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 792] <... futex resumed>) = 1 [pid 791] <... futex resumed>) = 0 [pid 790] <... futex resumed>) = 1 [pid 789] <... futex resumed>) = 0 [pid 788] <... futex resumed>) = 1 [pid 787] <... futex resumed>) = 0 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] close(7 [pid 792] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 791] close(3 [pid 790] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 789] close(3 [pid 788] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 787] close(3 [pid 791] <... close resumed>) = 0 [pid 789] <... close resumed>) = 0 [pid 787] <... close resumed>) = 0 [pid 785] close(7 [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] close(4 [pid 789] close(4 [pid 787] close(4 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] close(8 [pid 791] <... close resumed>) = 0 [pid 789] <... close resumed>) = 0 [pid 787] <... close resumed>) = 0 [pid 785] close(8 [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] close(5 [pid 789] close(5 [pid 787] close(5 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] close(9 [pid 791] <... close resumed>) = 0 [pid 785] close(9 [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] close(6 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] close(10 [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(10 [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] close(7 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(11 [pid 783] close(11 [pid 791] close(8 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(12 [pid 783] close(12 [pid 791] close(9 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(13 [pid 783] close(13 [pid 791] close(10 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(14 [pid 783] close(14 [pid 791] close(11 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(15 [pid 783] close(15 [pid 791] close(12 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(16 [pid 783] close(16 [pid 791] close(13 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(17 [pid 783] close(17 [pid 791] close(14 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(18 [pid 783] close(18 [pid 791] close(15 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(19 [pid 783] close(19 [pid 791] close(16 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(20 [pid 783] close(20 [pid 791] close(17 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(21 [pid 783] close(21 [pid 791] close(18 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(22 [pid 783] close(22 [pid 791] close(19 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(23 [pid 783] close(23 [pid 791] close(20 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(24 [pid 783] close(24 [pid 791] close(21 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(25 [pid 783] close(25 [pid 791] close(22 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(26 [pid 783] close(26 [pid 791] close(23 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(27 [pid 783] close(27 [pid 791] close(24 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(28 [pid 783] close(28 [pid 791] close(25 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 785] close(29 [pid 783] close(29 [pid 791] close(26 [pid 785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 791] close(27 [pid 785] exit_group(0 [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 783] exit_group(0 [pid 791] close(28 [pid 786] <... futex resumed>) = ? [pid 785] <... exit_group resumed>) = ? [pid 783] <... exit_group resumed>) = ? [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 784] <... futex resumed>) = ? [pid 786] +++ exited with 0 +++ [pid 791] close(29 [pid 785] +++ exited with 0 +++ [pid 791] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 791] exit_group(0 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 791] <... exit_group resumed>) = ? [pid 792] <... futex resumed>) = ? [pid 784] +++ exited with 0 +++ [pid 783] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 792] +++ exited with 0 +++ [pid 791] +++ exited with 0 +++ [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./50/binderfs") = 0 [pid 298] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... restart_syscall resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./50/cgroup.net" [pid 296] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... restart_syscall resumed>) = 0 [pid 298] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... openat resumed>) = 3 [pid 296] newfstatat(3, "", [pid 298] newfstatat(AT_FDCWD, "./50/cgroup.cpu", [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] getdents64(3, [pid 295] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] unlink("./50/cgroup.cpu" [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./48/binderfs", [pid 295] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./48/binderfs" [pid 298] newfstatat(AT_FDCWD, "./50/cgroup", [pid 296] <... unlink resumed>) = 0 [pid 295] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] newfstatat(3, "", [pid 298] unlink("./50/cgroup" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./48/cgroup.net", [pid 298] <... unlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] unlink("./48/cgroup.net" [pid 295] getdents64(3, [pid 298] close(3 [pid 296] <... unlink resumed>) = 0 [pid 298] <... close resumed>) = 0 [pid 296] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] rmdir("./50" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./48/cgroup.cpu", [pid 295] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... rmdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] mkdir("./51", 0777 [pid 296] unlink("./48/cgroup.cpu" [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... mkdir resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./51/binderfs", [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./48/cgroup") = 0 ./strace-static-x86_64: Process 793 attached [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 104 [pid 296] getdents64(3, [pid 295] unlink("./51/binderfs" [pid 793] set_robust_list(0x55559251a6a0, 24 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 793] <... set_robust_list resumed>) = 0 [pid 296] close(3 [pid 295] <... unlink resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 296] rmdir("./48" [pid 793] chdir("./51" [pid 296] <... rmdir resumed>) = 0 [pid 295] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 793] <... chdir resumed>) = 0 [pid 296] mkdir("./49", 0777 [pid 793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 793] <... prctl resumed>) = 0 [pid 296] <... mkdir resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./51/cgroup.net", [pid 793] setpgid(0, 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 793] <... setpgid resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 793] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 295] unlink("./51/cgroup.net"./strace-static-x86_64: Process 794 attached [pid 793] <... symlink resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 794] set_robust_list(0x55559251a6a0, 24 [pid 793] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 100 [pid 295] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 794] <... set_robust_list resumed>) = 0 [pid 793] <... symlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 793] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 295] newfstatat(AT_FDCWD, "./51/cgroup.cpu", [pid 794] chdir("./49" [pid 793] <... symlink resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 794] <... chdir resumed>) = 0 [pid 793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] unlink("./51/cgroup.cpu" [pid 794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 793] <... openat resumed>) = 3 [pid 794] <... prctl resumed>) = 0 [pid 793] write(3, "1000", 4 [pid 295] <... unlink resumed>) = 0 [pid 794] setpgid(0, 0 [pid 793] <... write resumed>) = 4 [pid 295] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 794] <... setpgid resumed>) = 0 [pid 793] close(3 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 793] <... close resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./51/cgroup", [pid 794] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 793] symlink("/dev/binderfs", "./binderfs" [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 794] <... symlink resumed>) = 0 [pid 793] <... symlink resumed>) = 0 executing program [pid 295] unlink("./51/cgroup" [pid 794] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 793] write(1, "executing program\n", 18 [pid 295] <... unlink resumed>) = 0 [pid 793] <... write resumed>) = 18 [pid 295] getdents64(3, [pid 794] <... symlink resumed>) = 0 [pid 793] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 794] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 793] <... futex resumed>) = 0 [pid 295] close(3 [pid 794] <... symlink resumed>) = 0 [pid 793] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 295] <... close resumed>) = 0 [pid 794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 793] <... rt_sigaction resumed>NULL, 8) = 0 [pid 295] rmdir("./51" [pid 793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 295] <... rmdir resumed>) = 0 [pid 793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] mkdir("./52", 0777 [pid 794] <... openat resumed>) = 3 [pid 793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 295] <... mkdir resumed>) = 0 [pid 794] write(3, "1000", 4 [pid 793] <... mmap resumed>) = 0x7f2342d01000 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 794] <... write resumed>) = 4 [pid 793] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 789] <... close resumed>) = 0 [pid 787] <... close resumed>) = 0 ./strace-static-x86_64: Process 795 attached [pid 794] close(3 [pid 793] <... mprotect resumed>) = 0 [pid 789] close(6 [pid 787] close(6 [pid 795] set_robust_list(0x55559251a6a0, 24 [pid 794] <... close resumed>) = 0 [pid 793] rt_sigprocmask(SIG_BLOCK, ~[], [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 106 [pid 795] <... set_robust_list resumed>) = 0 [pid 794] symlink("/dev/binderfs", "./binderfs" [pid 793] <... rt_sigprocmask resumed>[], 8) = 0 [pid 789] close(7 [pid 787] close(7 [pid 795] chdir("./52" [pid 794] <... symlink resumed>) = 0 [pid 793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program ./strace-static-x86_64: Process 796 attached [pid 795] <... chdir resumed>) = 0 [pid 794] write(1, "executing program\n", 18 [pid 789] close(8 [pid 787] close(8 [pid 796] set_robust_list(0x7f2342d219a0, 24 [pid 795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 794] <... write resumed>) = 18 [pid 793] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 796] <... set_robust_list resumed>) = 0 [pid 795] <... prctl resumed>) = 0 [pid 794] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] rt_sigprocmask(SIG_SETMASK, [], [pid 789] close(9 [pid 787] close(9 [pid 796] rt_sigprocmask(SIG_SETMASK, [], [pid 795] setpgid(0, 0 [pid 794] <... futex resumed>) = 0 [pid 793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 795] <... setpgid resumed>) = 0 [pid 794] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 793] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] close(10 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 796] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 795] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 794] <... rt_sigaction resumed>NULL, 8) = 0 [pid 793] <... futex resumed>) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(10 [pid 796] <... bpf resumed>) = 3 [pid 795] <... symlink resumed>) = 0 [pid 794] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 793] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] close(11 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 796] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(11 [pid 796] <... futex resumed>) = 0 [pid 795] <... symlink resumed>) = 0 [pid 794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 793] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 795] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 794] <... mmap resumed>) = 0x7f2342d01000 [pid 793] <... futex resumed>) = 0 [pid 789] close(12 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 796] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 795] <... symlink resumed>) = 0 [pid 794] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 793] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 796] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 794] <... mprotect resumed>) = 0 [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(12 [pid 796] <... futex resumed>) = 0 [pid 795] <... openat resumed>) = 3 [pid 793] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 795] write(3, "1000", 4 [pid 793] <... futex resumed>) = 0 [pid 796] <... bpf resumed>, 56) = 0 [pid 795] <... write resumed>) = 4 [pid 794] rt_sigprocmask(SIG_BLOCK, ~[], [pid 793] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] close(13 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 796] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] close(3 [pid 794] <... rt_sigprocmask resumed>[], 8) = 0 [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(13 [pid 796] <... futex resumed>) = 0 [pid 795] <... close resumed>) = 0 [pid 794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 793] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] close(14 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 797 attached [pid 796] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 795] symlink("/dev/binderfs", "./binderfs" [pid 793] <... futex resumed>) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(14 [pid 797] set_robust_list(0x7f2342d219a0, 24 [pid 796] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 795] <... symlink resumed>) = 0 [pid 794] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 793] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] close(15 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] <... set_robust_list resumed>) = 0 [pid 796] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 executing program [pid 795] write(1, "executing program\n", 18 [pid 794] rt_sigprocmask(SIG_SETMASK, [], [pid 793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(15 [pid 797] rt_sigprocmask(SIG_SETMASK, [], [pid 796] <... futex resumed>) = 0 [pid 795] <... write resumed>) = 18 [pid 794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 793] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] close(16 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 796] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 795] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(16 [pid 797] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 794] <... futex resumed>) = 0 [pid 793] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] close(17 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] <... bpf resumed>) = 3 [pid 796] <... bpf resumed>) = 4 [pid 795] <... futex resumed>) = 0 [pid 794] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(17 [pid 797] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] close(18 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] <... futex resumed>) = 0 [pid 796] <... futex resumed>) = 1 [pid 795] <... rt_sigaction resumed>NULL, 8) = 0 [pid 794] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 793] <... futex resumed>) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] close(18 [pid 797] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 796] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 794] <... futex resumed>) = 0 [pid 793] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] close(19 [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 794] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 793] <... futex resumed>) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 793] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 789] close(20 [pid 787] close(19 [pid 797] <... futex resumed>) = 0 [pid 795] <... mmap resumed>) = 0x7f2342d01000 [pid 794] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 795] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 794] <... futex resumed>) = 0 [pid 797] <... bpf resumed>, 56) = 0 [pid 795] <... mprotect resumed>) = 0 [pid 789] close(21 [pid 787] close(20 [pid 797] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 795] rt_sigprocmask(SIG_BLOCK, ~[], [pid 789] close(22 [pid 787] close(21 [pid 797] <... futex resumed>) = 0 [pid 797] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 795] <... rt_sigprocmask resumed>[], 8) = 0 [pid 794] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 797] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 794] <... futex resumed>) = 0 [pid 789] close(23 [pid 787] close(22./strace-static-x86_64: Process 798 attached [pid 797] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 798] set_robust_list(0x7f2342d219a0, 24 [pid 797] <... futex resumed>) = 0 [pid 795] <... clone3 resumed> => {parent_tid=[107]}, 88) = 107 [pid 798] <... set_robust_list resumed>) = 0 [pid 797] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] rt_sigprocmask(SIG_SETMASK, [], [pid 794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] close(24 [pid 787] close(23 [pid 798] rt_sigprocmask(SIG_SETMASK, [], [pid 795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 794] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 797] <... futex resumed>) = 0 [pid 795] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] <... futex resumed>) = 1 [pid 789] close(25 [pid 787] close(24 [pid 798] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 797] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 795] <... futex resumed>) = 0 [pid 794] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 798] <... bpf resumed>) = 3 [pid 797] <... bpf resumed>) = 4 [pid 795] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] close(26 [pid 787] close(25 [pid 798] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 798] <... futex resumed>) = 0 [pid 797] <... futex resumed>) = 1 [pid 795] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] <... futex resumed>) = 0 [pid 798] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 797] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] <... futex resumed>) = 0 [pid 794] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] close(27 [pid 787] close(26 [pid 798] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 795] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 794] <... futex resumed>) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 798] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 794] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 789] close(28 [pid 787] close(27 [pid 798] <... futex resumed>) = 0 [pid 795] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 798] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 795] <... futex resumed>) = 0 [pid 795] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 789] close(29 [pid 787] close(28 [pid 798] <... bpf resumed>, 56) = 0 [pid 789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 798] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 789] exit_group(0 [pid 798] <... futex resumed>) = 1 [pid 795] <... futex resumed>) = 0 [pid 789] <... exit_group resumed>) = ? [pid 787] close(29 [pid 798] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 790] <... futex resumed>) = ? [pid 795] <... futex resumed>) = 0 [pid 795] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 787] exit_group(0 [pid 788] <... futex resumed>) = ? [pid 787] <... exit_group resumed>) = ? [pid 798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 790] +++ exited with 0 +++ [pid 789] +++ exited with 0 +++ [pid 788] +++ exited with 0 +++ [pid 798] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 787] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 798] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 798] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 798] <... futex resumed>) = 1 [pid 795] <... futex resumed>) = 0 [pid 795] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 798] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 795] <... futex resumed>) = 0 [pid 795] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 [pid 299] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW [pid 798] <... bpf resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 798] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 798] <... futex resumed>) = 1 [pid 795] <... futex resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 798] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(3, "", [pid 798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 795] <... futex resumed>) = 0 [pid 798] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 795] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 299] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./47/binderfs") = 0 [pid 299] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./47/cgroup.net") = 0 [pid 299] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./47/cgroup.cpu") = 0 [pid 299] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./47/cgroup", [pid 798] <... bpf resumed>) = 5 [pid 797] <... bpf resumed>) = 5 [pid 796] <... bpf resumed>) = 5 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 798] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 797] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./47/cgroup" [pid 798] <... futex resumed>) = 1 [pid 797] <... futex resumed>) = 1 [pid 796] <... futex resumed>) = 1 [pid 795] <... futex resumed>) = 0 [pid 794] <... futex resumed>) = 0 [pid 793] <... futex resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 798] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 797] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 796] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 795] close(3 [pid 794] close(3 [pid 793] close(3 [pid 299] getdents64(3, [pid 795] <... close resumed>) = 0 [pid 794] <... close resumed>) = 0 [pid 793] <... close resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 795] close(4 [pid 794] close(4 [pid 793] close(4 [pid 299] close(3 [pid 795] <... close resumed>) = 0 [pid 794] <... close resumed>) = 0 [pid 793] <... close resumed>) = 0 [pid 299] <... close resumed>) = 0 [pid 795] close(5 [pid 794] close(5 [pid 793] close(5 [pid 299] rmdir("./47" [pid 795] <... close resumed>) = 0 [pid 794] <... close resumed>) = 0 [pid 793] <... close resumed>) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 795] close(6 [pid 794] close(6 [pid 793] close(6 [pid 299] mkdir("./48", 0777 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... mkdir resumed>) = 0 [pid 795] close(7 [pid 794] close(7 [pid 793] close(7 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 795] close(8 [pid 793] close(8 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 795] close(9 [pid 793] close(9 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 795] close(10 [pid 793] close(10 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 799 attached [pid 795] close(11 [pid 794] close(8 [pid 793] close(11 [pid 799] set_robust_list(0x55559251a6a0, 24 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 98 [pid 799] <... set_robust_list resumed>) = 0 [pid 795] close(12 [pid 794] close(9 [pid 793] close(12 [pid 799] chdir("./48" [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] <... chdir resumed>) = 0 [pid 795] close(13 [pid 794] close(10 [pid 793] close(13 [pid 799] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] <... prctl resumed>) = 0 [pid 795] close(14 [pid 794] close(11 [pid 793] close(14 [pid 799] setpgid(0, 0 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] <... setpgid resumed>) = 0 [pid 795] close(15 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] close(15 [pid 799] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(12 [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] <... symlink resumed>) = 0 [pid 795] close(16 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] close(16 [pid 799] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(13) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... restart_syscall resumed>) = 0 [pid 799] <... symlink resumed>) = 0 [pid 795] close(17 [pid 794] close(14 [pid 793] close(17 [pid 799] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(15 [pid 799] <... symlink resumed>) = 0 [pid 795] close(18 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(16 [pid 793] close(18 [pid 297] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] <... openat resumed>) = 3 [pid 795] close(19 [pid 794] close(17 [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] write(3, "1000", 4 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] close(19 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 799] <... write resumed>) = 4 [pid 795] close(20 [pid 794] close(18 [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] close(3 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] close(20 [pid 297] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 799] <... close resumed>) = 0 [pid 795] close(21 [pid 794] close(19 [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 799] symlink("/dev/binderfs", "./binderfs" [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] close(21 [pid 297] <... openat resumed>) = 3 [pid 794] close(20 [pid 799] <... symlink resumed>) = 0 [pid 795] close(22 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(3, "", [pid 799] write(1, "executing program\n", 18 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(21 [pid 793] close(22 [pid 799] <... write resumed>) = 18 [pid 795] close(23 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 799] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(22 [pid 793] close(23 [pid 799] <... futex resumed>) = 0 [pid 795] close(24 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] getdents64(3, [pid 799] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(23 [pid 793] close(24 [pid 799] <... rt_sigaction resumed>NULL, 8) = 0 [pid 795] close(25 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(24 [pid 793] close(25 [pid 297] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 795] close(26 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(25 [pid 793] close(26 [pid 297] newfstatat(AT_FDCWD, "./45/binderfs", [pid 799] <... mmap resumed>) = 0x7f2342d01000 [pid 795] close(27 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 799] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(26 [pid 793] close(27 [pid 297] unlink("./45/binderfs" [pid 799] <... mprotect resumed>) = 0 [pid 795] close(28 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 799] rt_sigprocmask(SIG_BLOCK, ~[], [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(27 [pid 793] close(28 [pid 297] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 799] <... rt_sigprocmask resumed>[], 8) = 0 [pid 795] close(29 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 794] close(28 [pid 793] close(29 [pid 297] newfstatat(AT_FDCWD, "./45/cgroup.net", ./strace-static-x86_64: Process 800 attached [pid 795] exit_group(0 [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 800] set_robust_list(0x7f2342d219a0, 24 [pid 799] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 798] <... futex resumed>) = ? [pid 795] <... exit_group resumed>) = ? [pid 793] exit_group(0 [pid 297] unlink("./45/cgroup.net" [pid 800] <... set_robust_list resumed>) = 0 [pid 799] rt_sigprocmask(SIG_SETMASK, [], [pid 798] +++ exited with 0 +++ [pid 794] close(29 [pid 800] rt_sigprocmask(SIG_SETMASK, [], [pid 799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 796] <... futex resumed>) = ? [pid 795] +++ exited with 0 +++ [pid 794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 793] <... exit_group resumed>) = ? [pid 297] <... unlink resumed>) = 0 [pid 800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 799] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 796] +++ exited with 0 +++ [pid 794] exit_group(0 [pid 800] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 799] <... futex resumed>) = 0 [pid 797] <... futex resumed>) = ? [pid 794] <... exit_group resumed>) = ? [pid 793] +++ exited with 0 +++ [pid 297] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 800] <... bpf resumed>) = 3 [pid 799] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 797] +++ exited with 0 +++ [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 297] newfstatat(AT_FDCWD, "./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./45/cgroup.cpu" [pid 800] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 794] +++ exited with 0 +++ [pid 297] <... unlink resumed>) = 0 [pid 800] <... futex resumed>) = 1 [pid 799] <... futex resumed>) = 0 [pid 297] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 800] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 799] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] <... futex resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./45/cgroup", [pid 800] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 799] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 800] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 297] unlink("./45/cgroup" [pid 800] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... unlink resumed>) = 0 [pid 800] <... futex resumed>) = 1 [pid 799] <... futex resumed>) = 0 [pid 297] getdents64(3, [pid 799] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 800] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 799] <... futex resumed>) = 0 [pid 297] close(3 [pid 799] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] <... close resumed>) = 0 [pid 800] <... bpf resumed>, 56) = 0 [pid 297] rmdir("./45" [pid 800] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... rmdir resumed>) = 0 [pid 800] <... futex resumed>) = 1 [pid 799] <... futex resumed>) = 0 [pid 297] mkdir("./46", 0777 [pid 295] <... restart_syscall resumed>) = 0 [pid 800] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 799] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... mkdir resumed>) = 0 [pid 800] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 799] <... futex resumed>) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 800] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 800] <... futex resumed>) = 0 [pid 800] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 801 attached [pid 799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 94 [pid 295] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 801] set_robust_list(0x55559251a6a0, 24 [pid 799] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 801] <... set_robust_list resumed>) = 0 [pid 800] <... futex resumed>) = 0 [pid 799] <... futex resumed>) = 1 [pid 295] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 801] chdir("./46" [pid 800] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 799] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... chdir resumed>) = 0 [pid 295] <... openat resumed>) = 3 [pid 801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 295] newfstatat(3, "", [pid 801] <... prctl resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 801] setpgid(0, 0 [pid 295] getdents64(3, [pid 801] <... setpgid resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 801] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 800] <... bpf resumed>) = 4 [pid 295] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 801] <... symlink resumed>) = 0 [pid 800] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 801] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 800] <... futex resumed>) = 1 [pid 799] <... futex resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./52/binderfs", [pid 801] <... symlink resumed>) = 0 [pid 800] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 799] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 801] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] <... futex resumed>) = 0 [pid 295] unlink("./52/binderfs" [pid 801] <... symlink resumed>) = 0 [pid 799] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] <... unlink resumed>) = 0 [pid 800] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 801] <... openat resumed>) = 3 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 801] write(3, "1000", 4 [pid 295] newfstatat(AT_FDCWD, "./52/cgroup.net", [pid 801] <... write resumed>) = 4 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 801] close(3 [pid 295] unlink("./52/cgroup.net" [pid 801] <... close resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 801] symlink("/dev/binderfs", "./binderfs" [pid 295] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 801] <... symlink resumed>) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 801] write(1, "executing program\n", 18 [pid 298] <... restart_syscall resumed>) = 0 [pid 295] newfstatat(AT_FDCWD, "./52/cgroup.cpu", [pid 801] <... write resumed>) = 18 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 801] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] unlink("./52/cgroup.cpu" [pid 801] <... futex resumed>) = 0 [pid 298] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... unlink resumed>) = 0 [pid 801] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 801] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 801] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... openat resumed>) = 3 [pid 295] newfstatat(AT_FDCWD, "./52/cgroup", [pid 801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] newfstatat(3, "", [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 800] <... bpf resumed>) = 5 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] unlink("./52/cgroup" [pid 801] <... mmap resumed>) = 0x7f2342d01000 [pid 800] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] getdents64(3, [pid 295] <... unlink resumed>) = 0 [pid 801] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 800] <... futex resumed>) = 1 [pid 799] <... futex resumed>) = 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] getdents64(3, [pid 801] <... mprotect resumed>) = 0 [pid 800] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 799] close(3 [pid 298] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 801] rt_sigprocmask(SIG_BLOCK, ~[], [pid 799] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] close(3 [pid 801] <... rt_sigprocmask resumed>[], 8) = 0 [pid 799] close(4 [pid 298] newfstatat(AT_FDCWD, "./51/binderfs", [pid 296] <... restart_syscall resumed>) = 0 [pid 295] <... close resumed>) = 0 [pid 801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 799] <... close resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] rmdir("./52"./strace-static-x86_64: Process 802 attached [pid 799] close(5 [pid 298] unlink("./51/binderfs" [pid 295] <... rmdir resumed>) = 0 [pid 802] set_robust_list(0x7f2342d219a0, 24 [pid 801] <... clone3 resumed> => {parent_tid=[95]}, 88) = 95 [pid 799] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 296] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] mkdir("./53", 0777 [pid 802] <... set_robust_list resumed>) = 0 [pid 801] rt_sigprocmask(SIG_SETMASK, [], [pid 799] close(6 [pid 298] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... mkdir resumed>) = 0 [pid 802] rt_sigprocmask(SIG_SETMASK, [], [pid 801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 801] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(7 [pid 298] newfstatat(AT_FDCWD, "./51/cgroup.net", [pid 296] <... openat resumed>) = 3 ./strace-static-x86_64: Process 803 attached [pid 802] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 801] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] newfstatat(3, "", [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 108 [pid 803] set_robust_list(0x55559251a6a0, 24 [pid 802] <... bpf resumed>) = 3 [pid 801] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] close(8 [pid 298] unlink("./51/cgroup.net" [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 803] <... set_robust_list resumed>) = 0 [pid 802] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 296] getdents64(3, [pid 803] chdir("./53" [pid 802] <... futex resumed>) = 0 [pid 801] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(9 [pid 298] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 803] <... chdir resumed>) = 0 [pid 802] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 801] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 803] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 802] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 801] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] close(10 [pid 298] newfstatat(AT_FDCWD, "./51/cgroup.cpu", [pid 803] <... prctl resumed>) = 0 [pid 802] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 803] setpgid(0, 0 [pid 802] <... futex resumed>) = 0 [pid 801] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(11 [pid 298] unlink("./51/cgroup.cpu" [pid 803] <... setpgid resumed>) = 0 [pid 802] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 801] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./49/binderfs", [pid 801] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] close(12 [pid 298] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 803] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 802] <... bpf resumed>, 56) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 803] <... symlink resumed>) = 0 [pid 802] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(13 [pid 298] newfstatat(AT_FDCWD, "./51/cgroup", [pid 296] unlink("./49/binderfs" [pid 803] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 802] <... futex resumed>) = 1 [pid 801] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 802] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 803] <... symlink resumed>) = 0 [pid 801] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(14 [pid 298] unlink("./51/cgroup" [pid 296] <... unlink resumed>) = 0 [pid 803] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 802] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 801] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... unlink resumed>) = 0 [pid 801] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] close(15 [pid 298] getdents64(3, [pid 296] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 803] <... symlink resumed>) = 0 [pid 802] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 803] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 802] <... futex resumed>) = 1 [pid 801] <... futex resumed>) = 0 [pid 799] close(16 [pid 298] close(3 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 801] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... close resumed>) = 0 [pid 803] <... openat resumed>) = 3 [pid 802] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 801] <... futex resumed>) = 0 [pid 799] close(17 [pid 298] rmdir("./51" [pid 296] newfstatat(AT_FDCWD, "./49/cgroup.net", [pid 803] write(3, "1000", 4 [pid 801] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... rmdir resumed>) = 0 [pid 799] close(18 [pid 298] mkdir("./52", 0777 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... mkdir resumed>) = 0 [pid 799] close(19 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 803] <... write resumed>) = 4 [pid 802] <... bpf resumed>) = 4 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 804 attached [pid 803] close(3 [pid 802] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(20 [pid 296] unlink("./49/cgroup.net" [pid 804] set_robust_list(0x55559251a6a0, 24 [pid 803] <... close resumed>) = 0 [pid 802] <... futex resumed>) = 1 [pid 801] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 106 [pid 804] <... set_robust_list resumed>) = 0 [pid 803] symlink("/dev/binderfs", "./binderfs" [pid 802] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 801] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(21 [pid 296] <... unlink resumed>) = 0 [pid 804] chdir("./52" [pid 801] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 804] <... chdir resumed>) = 0 [pid 803] <... symlink resumed>) = 0 [pid 801] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 799] close(22 [pid 296] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 804] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program [pid 803] write(1, "executing program\n", 18 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 804] <... prctl resumed>) = 0 [pid 803] <... write resumed>) = 18 [pid 799] close(23 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 804] setpgid(0, 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 804] <... setpgid resumed>) = 0 [pid 803] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 799] close(24 [pid 296] newfstatat(AT_FDCWD, "./49/cgroup.cpu", [pid 804] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 803] <... futex resumed>) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 804] <... symlink resumed>) = 0 [pid 799] close(25 [pid 804] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 804] <... symlink resumed>) = 0 [pid 803] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 799] close(26 [pid 296] unlink("./49/cgroup.cpu" [pid 804] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 803] <... rt_sigaction resumed>NULL, 8) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 804] <... symlink resumed>) = 0 [pid 803] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 799] close(27 [pid 296] <... unlink resumed>) = 0 [pid 804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 804] <... openat resumed>) = 3 [pid 803] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 799] close(28 [pid 804] write(3, "1000", 4 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 804] <... write resumed>) = 4 [pid 799] close(29 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 804] close(3 [pid 803] <... mmap resumed>) = 0x7f2342d01000 [pid 799] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./49/cgroup", [pid 804] <... close resumed>) = 0 [pid 803] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 799] exit_group(0 [pid 804] symlink("/dev/binderfs", "./binderfs" [pid 799] <... exit_group resumed>) = ? [pid 804] <... symlink resumed>) = 0 [pid 803] <... mprotect resumed>) = 0 [pid 800] <... futex resumed>) = ? [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 804] write(1, "executing program\n", 18) = 18 [pid 804] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 804] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 803] rt_sigprocmask(SIG_BLOCK, ~[], [pid 804] <... rt_sigaction resumed>NULL, 8) = 0 [pid 804] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 804] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 804] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}executing program [pid 800] +++ exited with 0 +++ [pid 799] +++ exited with 0 +++ [pid 296] unlink("./49/cgroup"./strace-static-x86_64: Process 805 attached [pid 803] <... rt_sigprocmask resumed>[], 8) = 0 [pid 804] <... clone3 resumed> => {parent_tid=[107]}, 88) = 107 [pid 296] <... unlink resumed>) = 0 [pid 805] set_robust_list(0x7f2342d219a0, 24 [pid 804] rt_sigprocmask(SIG_SETMASK, [], [pid 805] <... set_robust_list resumed>) = 0 [pid 804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 803] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] getdents64(3, [pid 805] rt_sigprocmask(SIG_SETMASK, [], [pid 804] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 806 attached [pid 805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 804] <... futex resumed>) = 0 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 806] set_robust_list(0x7f2342d219a0, 24 [pid 805] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 804] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 803] <... clone3 resumed> => {parent_tid=[109]}, 88) = 109 [pid 806] <... set_robust_list resumed>) = 0 [pid 805] <... bpf resumed>) = 3 [pid 803] rt_sigprocmask(SIG_SETMASK, [], [pid 296] close(3 [pid 806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 806] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 805] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... close resumed>) = 0 [pid 805] <... futex resumed>) = 1 [pid 804] <... futex resumed>) = 0 [pid 803] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] rmdir("./49" [pid 806] <... futex resumed>) = 0 [pid 805] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 804] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] <... futex resumed>) = 1 [pid 806] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 804] <... futex resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 806] <... bpf resumed>) = 3 [pid 805] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 804] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 803] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] mkdir("./50", 0777 [pid 806] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 806] <... futex resumed>) = 0 [pid 803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 806] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 805] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... mkdir resumed>) = 0 [pid 806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 805] <... futex resumed>) = 1 [pid 804] <... futex resumed>) = 0 [pid 803] <... futex resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 806] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 805] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 804] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 806] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 804] <... futex resumed>) = 0 [pid 803] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 806] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 806] <... futex resumed>) = 0 [pid 806] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 807 attached [pid 805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... restart_syscall resumed>) = 0 [pid 807] set_robust_list(0x55559251a6a0, 24 [pid 805] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 803] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 102 [pid 807] <... set_robust_list resumed>) = 0 [pid 807] chdir("./50") = 0 [pid 806] <... futex resumed>) = 0 [pid 805] <... bpf resumed>, 56) = 0 [pid 803] <... futex resumed>) = 1 [pid 807] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 806] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 805] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 807] <... prctl resumed>) = 0 [pid 806] <... bpf resumed>, 56) = 0 [pid 805] <... futex resumed>) = 1 [pid 804] <... futex resumed>) = 0 [pid 299] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 807] setpgid(0, 0 [pid 806] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 804] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 807] <... setpgid resumed>) = 0 [pid 806] <... futex resumed>) = 1 [pid 805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 804] <... futex resumed>) = 0 [pid 803] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 807] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 806] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 805] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 804] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 803] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 807] <... symlink resumed>) = 0 [pid 806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 805] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 803] <... futex resumed>) = 0 [pid 807] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 806] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 299] <... openat resumed>) = 3 [pid 807] <... symlink resumed>) = 0 [pid 806] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 805] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] newfstatat(3, "", [pid 807] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 806] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] <... futex resumed>) = 1 [pid 804] <... futex resumed>) = 0 [pid 803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 807] <... symlink resumed>) = 0 [pid 806] <... futex resumed>) = 0 [pid 805] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 804] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 806] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 804] <... futex resumed>) = 0 [pid 803] <... futex resumed>) = 0 [pid 807] <... openat resumed>) = 3 [pid 805] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 803] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] getdents64(3, [pid 807] write(3, "1000", 4 [pid 806] <... bpf resumed>) = 4 [pid 804] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 807] <... write resumed>) = 4 [pid 806] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] <... bpf resumed>) = 4 [pid 803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 807] close(3 [pid 806] <... futex resumed>) = 0 [pid 805] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] <... bpf resumed>) = 5 [pid 299] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 807] <... close resumed>) = 0 [pid 806] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 805] <... futex resumed>) = 1 [pid 804] <... futex resumed>) = 0 [pid 803] <... futex resumed>) = 0 [pid 802] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 807] symlink("/dev/binderfs", "./binderfs" [pid 806] <... bpf resumed>) = 5 [pid 805] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 804] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 803] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 802] <... futex resumed>) = 1 [pid 801] <... futex resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./48/binderfs", [pid 807] <... symlink resumed>) = 0 [pid 806] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... futex resumed>) = 0 [pid 801] close(3executing program [pid 807] write(1, "executing program\n", 18 [pid 806] <... futex resumed>) = 0 [pid 805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 804] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 802] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 801] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 807] <... write resumed>) = 18 [pid 806] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 805] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 803] close(3 [pid 801] close(4 [pid 807] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 805] <... bpf resumed>) = 5 [pid 801] <... close resumed>) = 0 [pid 299] unlink("./48/binderfs" [pid 803] <... close resumed>) = 0 [pid 807] <... futex resumed>) = 0 [pid 805] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] close(5 [pid 807] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 805] <... futex resumed>) = 1 [pid 804] <... futex resumed>) = 0 [pid 803] close(4 [pid 801] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 807] <... rt_sigaction resumed>NULL, 8) = 0 [pid 805] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 804] close(3 [pid 803] <... close resumed>) = 0 [pid 801] close(6 [pid 807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 804] <... close resumed>) = 0 [pid 803] close(5 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 804] close(4 [pid 801] close(7 [pid 807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 804] <... close resumed>) = 0 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 807] <... mmap resumed>) = 0x7f2342d01000 [pid 804] close(5 [pid 801] close(8 [pid 299] newfstatat(AT_FDCWD, "./48/cgroup.net", [pid 807] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... mprotect resumed>) = 0 [pid 801] close(9 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 807] rt_sigprocmask(SIG_BLOCK, ~[], [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... rt_sigprocmask resumed>[], 8) = 0 [pid 801] close(10 [pid 299] unlink("./48/cgroup.net" [pid 807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 808 attached [pid 801] close(11 [pid 299] <... unlink resumed>) = 0 [pid 808] set_robust_list(0x7f2342d219a0, 24 [pid 807] <... clone3 resumed> => {parent_tid=[103]}, 88) = 103 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 808] <... set_robust_list resumed>) = 0 [pid 807] rt_sigprocmask(SIG_SETMASK, [], [pid 801] close(12 [pid 808] rt_sigprocmask(SIG_SETMASK, [], [pid 807] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 807] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] close(13 [pid 299] newfstatat(AT_FDCWD, "./48/cgroup.cpu", [pid 808] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 807] <... futex resumed>) = 0 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 808] <... bpf resumed>) = 3 [pid 807] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] close(14 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 808] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./48/cgroup.cpu" [pid 808] <... futex resumed>) = 0 [pid 807] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] close(15 [pid 808] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 807] <... futex resumed>) = 0 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 808] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 807] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] close(16 [pid 299] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 808] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 808] <... futex resumed>) = 1 [pid 807] <... futex resumed>) = 0 [pid 801] close(17 [pid 299] newfstatat(AT_FDCWD, "./48/cgroup", [pid 808] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 807] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 807] <... futex resumed>) = 0 [pid 801] close(18 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 808] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 807] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./48/cgroup" [pid 808] <... bpf resumed>, 56) = 0 [pid 801] close(19 [pid 808] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 808] <... futex resumed>) = 1 [pid 807] <... futex resumed>) = 0 [pid 801] close(20 [pid 299] getdents64(3, [pid 808] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 807] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 807] <... futex resumed>) = 0 [pid 801] close(21 [pid 299] close(3 [pid 808] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 807] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 808] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 801] close(22 [pid 299] <... close resumed>) = 0 [pid 808] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] rmdir("./48" [pid 808] <... futex resumed>) = 1 [pid 807] <... futex resumed>) = 0 [pid 801] close(23 [pid 807] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... futex resumed>) = 0 [pid 801] close(24 [pid 807] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... rmdir resumed>) = 0 [pid 808] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 801] close(25 [pid 299] mkdir("./49", 0777 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 801] close(26) = -1 EBADF (Bad file descriptor) [pid 801] close(27) = -1 EBADF (Bad file descriptor) [pid 801] close(28 [pid 808] <... bpf resumed>) = 4 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 801] close(29 [pid 808] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... mkdir resumed>) = 0 [pid 808] <... futex resumed>) = 1 [pid 807] <... futex resumed>) = 0 [pid 801] exit_group(0 [pid 808] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 807] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 802] <... futex resumed>) = ? [pid 801] <... exit_group resumed>) = ? [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 807] <... futex resumed>) = 0 [pid 802] +++ exited with 0 +++ [pid 801] +++ exited with 0 +++ ./strace-static-x86_64: Process 809 attached [pid 808] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 807] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 809] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 100 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 809] <... set_robust_list resumed>) = 0 [pid 809] chdir("./49") = 0 [pid 809] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 809] setpgid(0, 0) = 0 [pid 809] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 809] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 809] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 809] write(3, "1000", 4) = 4 [pid 809] close(3) = 0 [pid 809] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 809] write(1, "executing program\n", 18) = 18 [pid 809] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 809] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 809] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 809] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 809] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 809] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 810 attached [pid 810] set_robust_list(0x7f2342d219a0, 24 [pid 809] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 810] <... set_robust_list resumed>) = 0 [pid 810] rt_sigprocmask(SIG_SETMASK, [], [pid 809] rt_sigprocmask(SIG_SETMASK, [], [pid 810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 810] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 809] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = 0 [pid 809] <... futex resumed>) = 1 [pid 810] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 809] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... bpf resumed>) = 3 [pid 810] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 809] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 810] <... futex resumed>) = 0 [pid 809] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... bpf resumed>, 56) = 0 [pid 810] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] <... futex resumed>) = 0 [pid 810] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 809] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 810] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] <... futex resumed>) = 0 [pid 810] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 809] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 810] <... bpf resumed>) = 4 [pid 810] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 809] <... futex resumed>) = 0 [pid 810] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 809] <... futex resumed>) = 0 [pid 809] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 297] <... restart_syscall resumed>) = 0 [pid 297] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./46/binderfs") = 0 [pid 297] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./46/cgroup.net") = 0 [pid 297] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./46/cgroup.cpu") = 0 [pid 297] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./46/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3 [pid 804] <... close resumed>) = 0 [pid 803] <... close resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 804] close(6 [pid 803] close(6 [pid 297] rmdir("./46" [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... rmdir resumed>) = 0 [pid 804] close(7 [pid 297] mkdir("./47", 0777 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(7 [pid 297] <... mkdir resumed>) = 0 [pid 804] close(8 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(8) = -1 EBADF (Bad file descriptor) [pid 803] close(9./strace-static-x86_64: Process 811 attached [pid 804] close(9 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] set_robust_list(0x55559251a6a0, 24 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(10 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 96 [pid 811] <... set_robust_list resumed>) = 0 [pid 804] close(10 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] chdir("./47" [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(11 [pid 811] <... chdir resumed>) = 0 [pid 804] close(11 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(12 [pid 811] <... prctl resumed>) = 0 [pid 804] close(12 [pid 811] setpgid(0, 0 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] <... setpgid resumed>) = 0 [pid 804] close(13 [pid 803] close(13 [pid 811] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] <... symlink resumed>) = 0 [pid 804] close(14 [pid 803] close(14 [pid 811] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] <... symlink resumed>) = 0 [pid 804] close(15 [pid 803] close(15 [pid 811] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(16 [pid 811] <... symlink resumed>) = 0 [pid 804] close(16 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(17) = -1 EBADF (Bad file descriptor) [pid 803] close(18) = -1 EBADF (Bad file descriptor) [pid 803] close(19) = -1 EBADF (Bad file descriptor) [pid 811] <... openat resumed>) = 3 [pid 804] close(17 [pid 803] close(20 [pid 811] write(3, "1000", 4 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] <... write resumed>) = 4 [pid 804] close(18 [pid 803] close(21 [pid 811] close(3 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] <... close resumed>) = 0 [pid 804] close(19 [pid 803] close(22 [pid 811] symlink("/dev/binderfs", "./binderfs" [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(23 executing program [pid 811] <... symlink resumed>) = 0 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 804] close(20 [pid 811] write(1, "executing program\n", 18 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(24 [pid 811] <... write resumed>) = 18 [pid 804] close(21 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(25 [pid 811] <... futex resumed>) = 0 [pid 804] close(22 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(26 [pid 811] <... rt_sigaction resumed>NULL, 8) = 0 [pid 804] close(23 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(27 [pid 811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 804] close(24 [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] close(28) = -1 EBADF (Bad file descriptor) [pid 811] <... mmap resumed>) = 0x7f2342d01000 [pid 804] close(25 [pid 803] close(29 [pid 811] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] <... mprotect resumed>) = 0 [pid 804] close(26 [pid 803] exit_group(0) = ? [pid 811] rt_sigprocmask(SIG_BLOCK, ~[], [pid 806] <... futex resumed>) = ? [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] <... rt_sigprocmask resumed>[], 8) = 0 [pid 804] close(27) = -1 EBADF (Bad file descriptor) [pid 804] close(28) = -1 EBADF (Bad file descriptor) [pid 804] close(29 [pid 806] +++ exited with 0 +++ [pid 804] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 803] +++ exited with 0 +++ [pid 811] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 804] exit_group(0./strace-static-x86_64: Process 812 attached [pid 805] <... futex resumed>) = ? [pid 804] <... exit_group resumed>) = ? [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 812] set_robust_list(0x7f2342d219a0, 24 [pid 811] <... clone3 resumed> => {parent_tid=[97]}, 88) = 97 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 811] rt_sigprocmask(SIG_SETMASK, [], [pid 805] +++ exited with 0 +++ [pid 811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 811] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 811] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... set_robust_list resumed>) = 0 [pid 812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 812] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 804] +++ exited with 0 +++ [pid 812] <... bpf resumed>) = 3 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 812] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 812] <... futex resumed>) = 1 [pid 811] <... futex resumed>) = 0 [pid 812] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 811] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] <... futex resumed>) = 0 [pid 812] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 811] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 812] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 811] <... futex resumed>) = 0 [pid 812] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 811] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] <... futex resumed>) = 0 [pid 812] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 811] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... bpf resumed>, 56) = 0 [pid 812] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 811] <... futex resumed>) = 0 [pid 812] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 811] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] <... futex resumed>) = 0 [pid 812] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 811] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 812] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 811] <... futex resumed>) = 0 [pid 812] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 811] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] <... futex resumed>) = 0 [pid 812] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 811] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... bpf resumed>) = 4 [pid 812] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 811] <... futex resumed>) = 0 [pid 812] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 811] <... futex resumed>) = 0 [pid 811] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] <... restart_syscall resumed>) = 0 [pid 298] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 298] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/binderfs") = 0 [pid 298] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/cgroup.net") = 0 [pid 298] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/cgroup.cpu") = 0 [pid 298] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./52/cgroup") = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3) = 0 [pid 298] rmdir("./52") = 0 [pid 298] mkdir("./53", 0777) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 813 attached , child_tidptr=0x55559251a690) = 108 [pid 813] set_robust_list(0x55559251a6a0, 24) = 0 [pid 813] chdir("./53") = 0 [pid 813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 813] setpgid(0, 0) = 0 [pid 813] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 295] <... restart_syscall resumed>) = 0 [pid 813] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 813] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 295] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 813] <... symlink resumed>) = 0 [pid 813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 813] <... openat resumed>) = 3 [pid 295] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 813] write(3, "1000", 4) = 4 [pid 295] <... openat resumed>) = 3 [pid 813] close(3) = 0 [pid 295] newfstatat(3, "", [pid 813] symlink("/dev/binderfs", "./binderfs" [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, executing program [pid 813] <... symlink resumed>) = 0 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 813] write(1, "executing program\n", 18 [pid 295] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 813] <... write resumed>) = 18 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./53/binderfs", [pid 813] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./53/binderfs" [pid 813] <... futex resumed>) = 0 [pid 295] <... unlink resumed>) = 0 [pid 813] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 295] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 813] <... rt_sigaction resumed>NULL, 8) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./53/cgroup.net", [pid 813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] unlink("./53/cgroup.net" [pid 813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 295] <... unlink resumed>) = 0 [pid 295] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 813] <... mmap resumed>) = 0x7f2342d01000 [pid 295] newfstatat(AT_FDCWD, "./53/cgroup.cpu", [pid 813] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 813] <... mprotect resumed>) = 0 [pid 295] unlink("./53/cgroup.cpu") = 0 [pid 813] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 813] <... rt_sigprocmask resumed>[], 8) = 0 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 295] newfstatat(AT_FDCWD, "./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./53/cgroup"./strace-static-x86_64: Process 814 attached ) = 0 [pid 814] set_robust_list(0x7f2342d219a0, 24 [pid 813] <... clone3 resumed> => {parent_tid=[109]}, 88) = 109 [pid 295] getdents64(3, [pid 814] <... set_robust_list resumed>) = 0 [pid 813] rt_sigprocmask(SIG_SETMASK, [], [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 814] rt_sigprocmask(SIG_SETMASK, [], [pid 813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] close(3 [pid 814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 295] <... close resumed>) = 0 [pid 814] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 813] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 812] <... bpf resumed>) = 5 [pid 810] <... bpf resumed>) = 5 [pid 808] <... bpf resumed>) = 5 [pid 295] rmdir("./53" [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 813] <... futex resumed>) = 0 [pid 812] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 810] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 808] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... rmdir resumed>) = 0 [pid 814] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 813] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 812] <... futex resumed>) = 1 [pid 811] <... futex resumed>) = 0 [pid 810] <... futex resumed>) = 1 [pid 809] <... futex resumed>) = 0 [pid 808] <... futex resumed>) = 1 [pid 807] <... futex resumed>) = 0 [pid 295] mkdir("./54", 0777 [pid 814] <... bpf resumed>) = 3 [pid 812] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 811] close(3 [pid 810] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 809] close(3 [pid 808] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 807] close(3 [pid 295] <... mkdir resumed>) = 0 [pid 814] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] <... close resumed>) = 0 [pid 809] <... close resumed>) = 0 [pid 807] <... close resumed>) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 814] <... futex resumed>) = 1 [pid 813] <... futex resumed>) = 0 [pid 811] close(4 [pid 809] close(4 [pid 807] close(4./strace-static-x86_64: Process 815 attached [pid 814] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 813] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] <... close resumed>) = 0 [pid 809] <... close resumed>) = 0 [pid 807] <... close resumed>) = 0 [pid 815] set_robust_list(0x55559251a6a0, 24 [pid 814] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 813] <... futex resumed>) = 0 [pid 811] close(5 [pid 807] close(5 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 110 [pid 815] <... set_robust_list resumed>) = 0 [pid 814] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 813] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] <... close resumed>) = 0 [pid 809] close(5 [pid 815] chdir("./54" [pid 814] <... futex resumed>) = 0 [pid 813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] close(6 [pid 815] <... chdir resumed>) = 0 [pid 814] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 813] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 813] <... futex resumed>) = 0 [pid 811] close(7 [pid 815] <... prctl resumed>) = 0 [pid 814] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 815] setpgid(0, 0 [pid 814] <... bpf resumed>, 56) = 0 [pid 813] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... setpgid resumed>) = 0 [pid 814] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] close(8 [pid 814] <... futex resumed>) = 0 [pid 813] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... symlink resumed>) = 0 [pid 814] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 813] <... futex resumed>) = 0 [pid 811] close(9 [pid 815] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 814] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 815] <... symlink resumed>) = 0 [pid 814] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 813] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 814] <... futex resumed>) = 0 [pid 813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] close(10 [pid 815] <... symlink resumed>) = 0 [pid 814] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 813] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] write(3, "1000", 4 [pid 814] <... futex resumed>) = 0 [pid 813] <... futex resumed>) = 1 [pid 811] close(11 [pid 815] <... write resumed>) = 4 [pid 814] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 813] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(3 [pid 814] <... bpf resumed>) = 4 [pid 811] close(12 [pid 815] <... close resumed>) = 0 [pid 814] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] symlink("/dev/binderfs", "./binderfs" [pid 814] <... futex resumed>) = 1 [pid 813] <... futex resumed>) = 0 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... symlink resumed>) = 0 [pid 814] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 813] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 815] write(1, "executing program\n", 18 [pid 814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 813] <... futex resumed>) = 0 [pid 811] close(13 [pid 815] <... write resumed>) = 18 [pid 814] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 815] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 813] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... futex resumed>) = 0 [pid 815] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 811] close(14 [pid 815] <... rt_sigaction resumed>NULL, 8) = 0 [pid 815] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 811] close(15 [pid 815] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... mprotect resumed>) = 0 [pid 815] rt_sigprocmask(SIG_BLOCK, ~[], [pid 811] close(16 [pid 815] <... rt_sigprocmask resumed>[], 8) = 0 [pid 815] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 816 attached [pid 811] close(17 [pid 816] set_robust_list(0x7f2342d219a0, 24 [pid 815] <... clone3 resumed> => {parent_tid=[111]}, 88) = 111 [pid 816] <... set_robust_list resumed>) = 0 [pid 815] rt_sigprocmask(SIG_SETMASK, [], [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] rt_sigprocmask(SIG_SETMASK, [], [pid 815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 811] close(18 [pid 816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 815] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 815] <... futex resumed>) = 0 [pid 811] close(19 [pid 816] <... bpf resumed>) = 3 [pid 815] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 816] <... futex resumed>) = 0 [pid 815] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] close(20 [pid 816] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 815] <... futex resumed>) = 0 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 815] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] close(21 [pid 816] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] <... futex resumed>) = 0 [pid 815] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] close(22 [pid 816] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 815] <... futex resumed>) = 0 [pid 816] <... bpf resumed>, 56) = 0 [pid 815] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] close(23 [pid 816] <... futex resumed>) = 0 [pid 815] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 816] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 815] <... futex resumed>) = 0 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 815] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 816] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 811] close(24 [pid 816] <... futex resumed>) = 0 [pid 815] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 815] <... futex resumed>) = 0 [pid 811] close(25 [pid 815] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] <... bpf resumed>) = 4 [pid 816] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] close(26 [pid 816] <... futex resumed>) = 1 [pid 815] <... futex resumed>) = 0 [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 815] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 811] close(27 [pid 816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 815] <... futex resumed>) = 0 [pid 816] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 815] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 811] close(28) = -1 EBADF (Bad file descriptor) [pid 811] close(29) = -1 EBADF (Bad file descriptor) [pid 811] exit_group(0 [pid 812] <... futex resumed>) = ? [pid 811] <... exit_group resumed>) = ? [pid 812] +++ exited with 0 +++ [pid 811] +++ exited with 0 +++ [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 297] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 297] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./47/binderfs") = 0 [pid 297] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./47/cgroup.net") = 0 [pid 297] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./47/cgroup.cpu") = 0 [pid 297] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./47/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./47") = 0 [pid 297] mkdir("./48", 0777) = 0 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 817 attached , child_tidptr=0x55559251a690) = 98 [pid 817] set_robust_list(0x55559251a6a0, 24) = 0 [pid 817] chdir("./48") = 0 [pid 817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 817] setpgid(0, 0) = 0 [pid 817] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 817] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 817] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 817] write(3, "1000", 4) = 4 [pid 817] close(3) = 0 executing program [pid 817] symlink("/dev/binderfs", "./binderfs") = 0 [pid 817] write(1, "executing program\n", 18) = 18 [pid 817] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 817] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 817] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 817] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 817] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 817] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 818 attached [pid 818] set_robust_list(0x7f2342d219a0, 24 [pid 817] <... clone3 resumed> => {parent_tid=[99]}, 88) = 99 [pid 818] <... set_robust_list resumed>) = 0 [pid 818] rt_sigprocmask(SIG_SETMASK, [], [pid 817] rt_sigprocmask(SIG_SETMASK, [], [pid 818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 818] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 817] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 817] <... futex resumed>) = 0 [pid 818] <... bpf resumed>) = 3 [pid 817] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 809] <... close resumed>) = 0 [pid 807] <... close resumed>) = 0 [pid 818] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] close(6 [pid 807] close(6 [pid 818] <... futex resumed>) = 0 [pid 817] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 817] <... futex resumed>) = 0 [pid 809] close(7 [pid 807] close(7 [pid 818] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 817] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] close(8 [pid 807] close(8 [pid 818] <... futex resumed>) = 0 [pid 817] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 817] <... futex resumed>) = 0 [pid 809] close(9 [pid 807] close(9 [pid 818] <... bpf resumed>, 56) = 0 [pid 817] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] close(10 [pid 807] close(10 [pid 818] <... futex resumed>) = 0 [pid 817] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 817] <... futex resumed>) = 0 [pid 809] close(11 [pid 807] close(11 [pid 818] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 817] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 809] close(12 [pid 807] close(12 [pid 818] <... futex resumed>) = 0 [pid 817] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 817] <... futex resumed>) = 0 [pid 809] close(13 [pid 807] close(13 [pid 817] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] <... bpf resumed>) = 4 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(14 [pid 818] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] close(14 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] <... futex resumed>) = 1 [pid 817] <... futex resumed>) = 0 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(15 [pid 818] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 817] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 809] close(15 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 817] <... futex resumed>) = 0 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(16 [pid 818] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 817] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 809] close(16 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(17 [pid 809] close(17 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(18 [pid 809] close(18 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(19) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(20 [pid 809] close(19 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(21 [pid 809] close(20 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(22 [pid 809] close(21 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(23 [pid 809] close(22 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(24 [pid 809] close(23 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(25 [pid 809] close(24 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(26 [pid 809] close(25 [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(27 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 809] close(26 [pid 807] close(28 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] close(29) = -1 EBADF (Bad file descriptor) [pid 809] close(27 [pid 807] exit_group(0 [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 808] <... futex resumed>) = ? [pid 807] <... exit_group resumed>) = ? [pid 809] close(28 [pid 808] +++ exited with 0 +++ [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 807] +++ exited with 0 +++ [pid 809] close(29 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 809] exit_group(0 [pid 810] <... futex resumed>) = ? [pid 809] <... exit_group resumed>) = ? [pid 810] +++ exited with 0 +++ [pid 809] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... restart_syscall resumed>) = 0 [pid 296] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 296] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./50/binderfs") = 0 [pid 296] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./50/cgroup.net") = 0 [pid 296] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./50/cgroup.cpu") = 0 [pid 296] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... restart_syscall resumed>) = 0 [pid 296] unlink("./50/cgroup") = 0 [pid 299] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] getdents64(3, [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 299] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] close(3 [pid 299] <... openat resumed>) = 3 [pid 299] newfstatat(3, "", [pid 296] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] rmdir("./50" [pid 299] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 296] <... rmdir resumed>) = 0 [pid 299] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] mkdir("./51", 0777 [pid 299] newfstatat(AT_FDCWD, "./49/binderfs", [pid 296] <... mkdir resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 299] unlink("./49/binderfs") = 0 [pid 299] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 299] newfstatat(AT_FDCWD, "./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] unlink("./49/cgroup.net") = 0 ./strace-static-x86_64: Process 819 attached [pid 299] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 819] set_robust_list(0x55559251a6a0, 24 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 819] <... set_robust_list resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./49/cgroup.cpu", [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 104 [pid 819] chdir("./51" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 819] <... chdir resumed>) = 0 [pid 299] unlink("./49/cgroup.cpu" [pid 819] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] <... unlink resumed>) = 0 [pid 819] <... prctl resumed>) = 0 [pid 299] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 819] setpgid(0, 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 819] <... setpgid resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./49/cgroup", [pid 819] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 819] <... symlink resumed>) = 0 [pid 299] unlink("./49/cgroup" [pid 819] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 299] <... unlink resumed>) = 0 [pid 819] <... symlink resumed>) = 0 [pid 299] getdents64(3, [pid 819] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 819] <... symlink resumed>) = 0 [pid 299] close(3 [pid 819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 819] <... openat resumed>) = 3 [pid 299] rmdir("./49" [pid 819] write(3, "1000", 4) = 4 [pid 299] <... rmdir resumed>) = 0 [pid 819] close(3) = 0 [pid 299] mkdir("./50", 0777 [pid 819] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] <... mkdir resumed>) = 0 [pid 819] write(1, "executing program\n", 18executing program ) = 18 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 819] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 819] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f2342d01000 [pid 819] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 820 attached [pid 819] rt_sigprocmask(SIG_BLOCK, ~[], [pid 820] set_robust_list(0x55559251a6a0, 24 [pid 819] <... rt_sigprocmask resumed>[], 8) = 0 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 102 [pid 820] <... set_robust_list resumed>) = 0 [pid 819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 821 attached [pid 820] chdir("./50" [pid 818] <... bpf resumed>) = 5 [pid 816] <... bpf resumed>) = 5 [pid 814] <... bpf resumed>) = 5 [pid 821] set_robust_list(0x7f2342d219a0, 24 [pid 820] <... chdir resumed>) = 0 [pid 819] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 [pid 818] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 816] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 821] <... set_robust_list resumed>) = 0 [pid 820] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 819] rt_sigprocmask(SIG_SETMASK, [], [pid 818] <... futex resumed>) = 1 [pid 817] <... futex resumed>) = 0 [pid 816] <... futex resumed>) = 1 [pid 815] <... futex resumed>) = 0 [pid 814] <... futex resumed>) = 1 [pid 813] <... futex resumed>) = 0 [pid 821] rt_sigprocmask(SIG_SETMASK, [], [pid 820] <... prctl resumed>) = 0 [pid 819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 818] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 817] close(3 [pid 816] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 815] close(3 [pid 814] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 813] close(3 [pid 821] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 820] setpgid(0, 0 [pid 819] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... close resumed>) = 0 [pid 815] <... close resumed>) = 0 [pid 821] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 820] <... setpgid resumed>) = 0 [pid 819] <... futex resumed>) = 0 [pid 817] close(4 [pid 815] close(4 [pid 813] <... close resumed>) = 0 [pid 821] <... bpf resumed>) = 3 [pid 820] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 819] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] <... close resumed>) = 0 [pid 815] <... close resumed>) = 0 [pid 813] close(4 [pid 821] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... symlink resumed>) = 0 [pid 819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 817] close(5 [pid 815] close(5 [pid 821] <... futex resumed>) = 0 [pid 820] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 819] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 815] <... close resumed>) = 0 [pid 813] <... close resumed>) = 0 [pid 821] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 820] <... symlink resumed>) = 0 [pid 819] <... futex resumed>) = 0 [pid 817] <... close resumed>) = 0 [pid 815] close(6 [pid 813] close(5 [pid 821] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 820] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 819] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] close(6 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... symlink resumed>) = 0 [pid 819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 815] close(7 [pid 813] <... close resumed>) = 0 [pid 821] <... futex resumed>) = 0 [pid 820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 819] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] close(6 [pid 821] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 820] <... openat resumed>) = 3 [pid 819] <... futex resumed>) = 0 [pid 817] close(7 [pid 815] close(8 [pid 820] write(3, "1000", 4 [pid 819] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] <... bpf resumed>, 56) = 0 [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... write resumed>) = 4 [pid 817] close(8 [pid 815] close(9 [pid 813] close(7 [pid 821] <... futex resumed>) = 1 [pid 820] close(3 [pid 819] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] <... close resumed>) = 0 [pid 819] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] close(9 [pid 815] close(10 [pid 813] close(8 [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] symlink("/dev/binderfs", "./binderfs" [pid 819] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 820] <... symlink resumed>) = 0 [pid 819] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] close(10 [pid 815] close(11 [pid 813] close(9 [pid 821] <... bpf resumed>) = -1 EFAULT (Bad address) executing program [pid 820] write(1, "executing program\n", 18 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... write resumed>) = 18 [pid 817] close(11 [pid 815] close(12 [pid 821] <... futex resumed>) = 1 [pid 820] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 819] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] close(10 [pid 821] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] <... futex resumed>) = 0 [pid 819] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] close(12 [pid 815] close(13 [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 819] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] close(11 [pid 821] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 820] <... rt_sigaction resumed>NULL, 8) = 0 [pid 819] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] close(13 [pid 815] close(14 [pid 820] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 815] close(15 [pid 820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 820] <... mmap resumed>) = 0x7f2342d01000 [pid 815] close(16 [pid 821] <... bpf resumed>) = 4 [pid 820] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] close(12 [pid 821] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... mprotect resumed>) = 0 [pid 817] close(14 [pid 815] close(17 [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] <... futex resumed>) = 1 [pid 820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 819] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] close(13 [pid 821] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 819] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] close(15 [pid 815] close(18 [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 819] <... futex resumed>) = 0 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 822 attached [pid 821] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 819] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(19 [pid 813] close(14 [pid 822] set_robust_list(0x7f2342d219a0, 24 [pid 820] <... clone3 resumed> => {parent_tid=[103]}, 88) = 103 [pid 817] close(16 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... set_robust_list resumed>) = 0 [pid 820] rt_sigprocmask(SIG_SETMASK, [], [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(20 [pid 813] close(15 [pid 822] rt_sigprocmask(SIG_SETMASK, [], [pid 820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 817] close(17 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 820] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(21 [pid 813] close(16 [pid 820] <... futex resumed>) = 0 [pid 817] close(18 [pid 822] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 820] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] close(17 [pid 817] close(19 [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... bpf resumed>) = 3 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(22 [pid 813] close(18 [pid 822] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] close(20 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... futex resumed>) = 1 [pid 820] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(23 [pid 813] close(19 [pid 822] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] close(21 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(24 [pid 813] close(20 [pid 822] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 820] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] close(22 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(25 [pid 813] close(21 [pid 822] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] close(23 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... futex resumed>) = 1 [pid 820] <... futex resumed>) = 0 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] close(26 [pid 813] close(22 [pid 822] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] close(24 [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] <... futex resumed>) = 0 [pid 815] close(27 [pid 813] close(23 [pid 822] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 820] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... bpf resumed>, 56) = 0 [pid 817] close(25 [pid 815] close(28 [pid 813] close(24 [pid 822] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... futex resumed>) = 1 [pid 820] <... futex resumed>) = 0 [pid 817] close(26 [pid 815] close(29 [pid 813] close(25 [pid 822] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 815] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] <... futex resumed>) = 0 [pid 817] close(27 [pid 815] exit_group(0 [pid 813] close(26 [pid 822] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 820] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 816] <... futex resumed>) = ? [pid 815] <... exit_group resumed>) = ? [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 817] close(28 [pid 816] +++ exited with 0 +++ [pid 817] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 817] close(29) = -1 EBADF (Bad file descriptor) [pid 815] +++ exited with 0 +++ [pid 813] close(27 [pid 822] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 817] exit_group(0 [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... futex resumed>) = 1 [pid 820] <... futex resumed>) = 0 [pid 813] close(28 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 822] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 818] <... futex resumed>) = ? [pid 817] <... exit_group resumed>) = ? [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] <... futex resumed>) = 0 [pid 818] +++ exited with 0 +++ [pid 813] close(29 [pid 822] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 820] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 813] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 822] <... bpf resumed>) = 4 [pid 817] +++ exited with 0 +++ [pid 813] exit_group(0 [pid 822] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 814] <... futex resumed>) = ? [pid 813] <... exit_group resumed>) = ? [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 822] <... futex resumed>) = 1 [pid 820] <... futex resumed>) = 0 [pid 814] +++ exited with 0 +++ [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 822] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 813] +++ exited with 0 +++ [pid 822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 822] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 820] <... futex resumed>) = 0 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... restart_syscall resumed>) = 0 [pid 820] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./54/binderfs") = 0 [pid 295] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./54/cgroup.net") = 0 [pid 295] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./54/cgroup.cpu") = 0 [pid 295] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./54/cgroup") = 0 [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 295] close(3) = 0 [pid 295] rmdir("./54") = 0 [pid 295] mkdir("./55", 0777) = 0 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... restart_syscall resumed>) = 0 [pid 297] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 823 attached [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 112 [pid 823] set_robust_list(0x55559251a6a0, 24 [pid 298] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 298] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 823] <... set_robust_list resumed>) = 0 [pid 821] <... bpf resumed>) = 5 [pid 298] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 822] <... bpf resumed>) = 5 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 823] chdir("./55" [pid 822] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] newfstatat(AT_FDCWD, "./53/binderfs", [pid 821] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW [pid 823] <... chdir resumed>) = 0 [pid 822] <... futex resumed>) = 1 [pid 821] <... futex resumed>) = 1 [pid 820] <... futex resumed>) = 0 [pid 819] <... futex resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 823] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 822] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 821] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 820] close(3 [pid 819] close(3 [pid 298] unlink("./53/binderfs" [pid 823] <... prctl resumed>) = 0 [pid 820] <... close resumed>) = 0 [pid 819] <... close resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 297] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 823] setpgid(0, 0 [pid 820] close(4 [pid 819] close(4 [pid 298] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 823] <... setpgid resumed>) = 0 [pid 820] <... close resumed>) = 0 [pid 819] <... close resumed>) = 0 [pid 297] <... openat resumed>) = 3 [pid 823] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 820] close(5 [pid 819] close(5 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(3, "", [pid 823] <... symlink resumed>) = 0 [pid 820] <... close resumed>) = 0 [pid 819] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./53/cgroup.net", [pid 823] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 820] close(6 [pid 819] close(6 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 823] <... symlink resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./53/cgroup.net" [pid 823] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 820] close(7 [pid 819] close(7 [pid 298] <... unlink resumed>) = 0 [pid 297] getdents64(3, [pid 823] <... symlink resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 820] close(8 [pid 819] close(8 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 823] <... openat resumed>) = 3 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./53/cgroup.cpu", [pid 823] write(3, "1000", 4 [pid 820] close(9 [pid 819] close(9 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 823] <... write resumed>) = 4 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./53/cgroup.cpu" [pid 823] close(3 [pid 820] close(10 [pid 819] close(10 [pid 298] <... unlink resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 823] <... close resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 820] close(11 [pid 819] close(11 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 823] symlink("/dev/binderfs", "./binderfs" [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] newfstatat(AT_FDCWD, "./53/cgroup", [pid 297] newfstatat(AT_FDCWD, "./48/binderfs", [pid 823] <... symlink resumed>) = 0 [pid 820] close(12executing program [pid 819] close(12 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 823] write(1, "executing program\n", 18 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] unlink("./53/cgroup" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 823] <... write resumed>) = 18 [pid 820] close(13 [pid 819] close(13 [pid 298] <... unlink resumed>) = 0 [pid 297] unlink("./48/binderfs" [pid 823] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] getdents64(3, [pid 823] <... futex resumed>) = 0 [pid 820] close(14 [pid 819] close(14 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] <... unlink resumed>) = 0 [pid 823] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] close(3 [pid 823] <... rt_sigaction resumed>NULL, 8) = 0 [pid 820] close(15 [pid 819] close(15 [pid 298] <... close resumed>) = 0 [pid 297] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] rmdir("./53" [pid 823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 820] close(16 [pid 819] close(16 [pid 298] <... rmdir resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] mkdir("./54", 0777 [pid 823] <... mmap resumed>) = 0x7f2342d01000 [pid 820] close(17 [pid 819] close(17 [pid 298] <... mkdir resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./48/cgroup.net", [pid 823] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 823] <... mprotect resumed>) = 0 [pid 820] close(18 [pid 819] close(18 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 824 attached [pid 823] rt_sigprocmask(SIG_BLOCK, ~[], [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./48/cgroup.net" [pid 824] set_robust_list(0x55559251a6a0, 24 [pid 823] <... rt_sigprocmask resumed>[], 8) = 0 [pid 820] close(19 [pid 819] close(19 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 110 [pid 824] <... set_robust_list resumed>) = 0 [pid 823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 825 attached [pid 824] chdir("./54" [pid 820] close(20 [pid 819] close(20 [pid 825] set_robust_list(0x7f2342d219a0, 24 [pid 824] <... chdir resumed>) = 0 [pid 823] <... clone3 resumed> => {parent_tid=[113]}, 88) = 113 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 825] <... set_robust_list resumed>) = 0 [pid 824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 823] rt_sigprocmask(SIG_SETMASK, [], [pid 820] close(21 [pid 819] close(21 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 825] rt_sigprocmask(SIG_SETMASK, [], [pid 824] <... prctl resumed>) = 0 [pid 823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(AT_FDCWD, "./48/cgroup.cpu", [pid 825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 824] setpgid(0, 0 [pid 823] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] close(22 [pid 819] close(22 [pid 825] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 824] <... setpgid resumed>) = 0 [pid 823] <... futex resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 825] <... bpf resumed>) = 3 [pid 824] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 823] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] close(23 [pid 819] close(23 [pid 825] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... symlink resumed>) = 0 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./48/cgroup.cpu" [pid 825] <... futex resumed>) = 0 [pid 824] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 823] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] close(24 [pid 819] close(24 [pid 825] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 824] <... symlink resumed>) = 0 [pid 823] <... futex resumed>) = 0 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 825] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 824] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 823] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] close(25 [pid 819] close(25 [pid 297] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 825] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... symlink resumed>) = 0 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 825] <... futex resumed>) = 0 [pid 824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 823] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] close(26 [pid 819] close(26 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 825] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 824] <... openat resumed>) = 3 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 825] <... bpf resumed>, 56) = 0 [pid 824] write(3, "1000", 4 [pid 823] <... futex resumed>) = 0 [pid 820] close(27 [pid 819] close(27 [pid 297] newfstatat(AT_FDCWD, "./48/cgroup", [pid 825] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... write resumed>) = 4 [pid 823] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 825] <... futex resumed>) = 0 [pid 824] close(3 [pid 823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 820] close(28 [pid 819] close(28 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 825] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 824] <... close resumed>) = 0 [pid 823] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] unlink("./48/cgroup" [pid 825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 824] symlink("/dev/binderfs", "./binderfs" [pid 823] <... futex resumed>) = 0 [pid 820] close(29 [pid 819] close(29 [pid 825] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 824] <... symlink resumed>) = 0 [pid 823] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 820] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 819] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... unlink resumed>) = 0 [pid 825] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 824] write(1, "executing program\n", 18executing program [pid 820] exit_group(0 [pid 819] exit_group(0 [pid 297] getdents64(3, [pid 825] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... write resumed>) = 18 [pid 822] <... futex resumed>) = ? [pid 821] <... futex resumed>) = ? [pid 820] <... exit_group resumed>) = ? [pid 819] <... exit_group resumed>) = ? [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 825] <... futex resumed>) = 1 [pid 824] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... futex resumed>) = 0 [pid 822] +++ exited with 0 +++ [pid 821] +++ exited with 0 +++ [pid 297] close(3 [pid 823] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 820] +++ exited with 0 +++ [pid 297] <... close resumed>) = 0 [pid 823] <... futex resumed>) = 0 [pid 297] rmdir("./48" [pid 825] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 824] <... futex resumed>) = 0 [pid 823] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 819] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] <... rmdir resumed>) = 0 [pid 825] <... bpf resumed>) = 4 [pid 824] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 299] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] mkdir("./49", 0777 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 825] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 824] <... rt_sigaction resumed>NULL, 8) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 825] <... futex resumed>) = 1 [pid 824] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 823] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... mkdir resumed>) = 0 [pid 825] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 823] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 823] <... futex resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 825] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 824] <... mmap resumed>) = 0x7f2342d01000 [pid 823] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] newfstatat(3, "", [pid 824] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 824] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 824] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 826 attached ./strace-static-x86_64: Process 827 attached [pid 826] set_robust_list(0x55559251a6a0, 24 [pid 824] <... clone3 resumed> => {parent_tid=[111]}, 88) = 111 [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 100 [pid 827] set_robust_list(0x7f2342d219a0, 24 [pid 826] <... set_robust_list resumed>) = 0 [pid 824] rt_sigprocmask(SIG_SETMASK, [], [pid 827] <... set_robust_list resumed>) = 0 [pid 826] chdir("./49" [pid 824] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 299] getdents64(3, [pid 827] rt_sigprocmask(SIG_SETMASK, [], [pid 826] <... chdir resumed>) = 0 [pid 824] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 824] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 827] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 826] <... prctl resumed>) = 0 [pid 824] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 827] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 826] setpgid(0, 0) = 0 [pid 827] <... bpf resumed>) = 3 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 827] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 299] newfstatat(AT_FDCWD, "./50/binderfs", [pid 827] <... futex resumed>) = 1 [pid 826] <... symlink resumed>) = 0 [pid 824] <... futex resumed>) = 0 [pid 827] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 824] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 826] <... symlink resumed>) = 0 [pid 824] <... futex resumed>) = 0 [pid 827] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 826] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 824] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] unlink("./50/binderfs" [pid 827] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 826] <... symlink resumed>) = 0 [pid 827] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... unlink resumed>) = 0 [pid 827] <... futex resumed>) = 1 [pid 826] <... openat resumed>) = 3 [pid 824] <... futex resumed>) = 0 [pid 827] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 826] write(3, "1000", 4 [pid 824] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 827] <... bpf resumed>, 56) = 0 [pid 826] <... write resumed>) = 4 [pid 824] <... futex resumed>) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 827] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] close(3 [pid 824] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 827] <... futex resumed>) = 0 [pid 826] <... close resumed>) = 0 [pid 824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] newfstatat(AT_FDCWD, "./50/cgroup.net", [pid 827] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] symlink("/dev/binderfs", "./binderfs" [pid 824] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 826] <... symlink resumed>) = 0 [pid 824] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 827] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 826] write(1, "executing program\n", 18executing program [pid 824] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] unlink("./50/cgroup.net" [pid 296] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 827] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 826] <... write resumed>) = 18 [pid 825] <... bpf resumed>) = 5 [pid 299] <... unlink resumed>) = 0 [pid 296] <... openat resumed>) = 3 [pid 827] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(3, "", [pid 827] <... futex resumed>) = 1 [pid 826] <... futex resumed>) = 0 [pid 825] <... futex resumed>) = 1 [pid 824] <... futex resumed>) = 0 [pid 823] <... futex resumed>) = 0 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 827] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 825] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 824] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(3 [pid 299] newfstatat(AT_FDCWD, "./50/cgroup.cpu", [pid 296] getdents64(3, [pid 827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 826] <... rt_sigaction resumed>NULL, 8) = 0 [pid 824] <... futex resumed>) = 0 [pid 823] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 827] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 824] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] close(4 [pid 299] unlink("./50/cgroup.cpu" [pid 296] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 296] newfstatat(AT_FDCWD, "./51/binderfs", [pid 826] <... mmap resumed>) = 0x7f2342d01000 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 826] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 296] unlink("./51/binderfs" [pid 827] <... bpf resumed>) = 4 [pid 826] <... mprotect resumed>) = 0 [pid 823] <... close resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 827] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] rt_sigprocmask(SIG_BLOCK, ~[], [pid 823] close(5 [pid 299] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 827] <... futex resumed>) = 1 [pid 826] <... rt_sigprocmask resumed>[], 8) = 0 [pid 824] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 824] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... close resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./51/cgroup.net", ./strace-static-x86_64: Process 828 attached [pid 827] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 824] <... futex resumed>) = 0 [pid 823] close(6 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 828] set_robust_list(0x7f2342d219a0, 24 [pid 826] <... clone3 resumed> => {parent_tid=[101]}, 88) = 101 [pid 824] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 296] unlink("./51/cgroup.net" [pid 828] <... set_robust_list resumed>) = 0 [pid 826] rt_sigprocmask(SIG_SETMASK, [], [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./50/cgroup", [pid 296] <... unlink resumed>) = 0 [pid 828] rt_sigprocmask(SIG_SETMASK, [], [pid 826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 823] close(7 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 826] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./50/cgroup" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 828] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 826] <... futex resumed>) = 0 [pid 823] close(8 [pid 296] newfstatat(AT_FDCWD, "./51/cgroup.cpu", [pid 828] <... bpf resumed>) = 3 [pid 826] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 828] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] close(9 [pid 299] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 828] <... futex resumed>) = 0 [pid 826] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] unlink("./51/cgroup.cpu" [pid 828] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 826] <... futex resumed>) = 0 [pid 823] close(10 [pid 299] close(3 [pid 828] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 826] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 828] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 828] <... futex resumed>) = 0 [pid 826] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(11 [pid 299] rmdir("./50" [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 828] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 826] <... futex resumed>) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] newfstatat(AT_FDCWD, "./51/cgroup", [pid 826] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] close(12 [pid 299] <... rmdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 828] <... bpf resumed>, 56) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] mkdir("./51", 0777 [pid 296] unlink("./51/cgroup" [pid 828] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(13 [pid 299] <... mkdir resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 296] getdents64(3, [pid 828] <... futex resumed>) = 1 [pid 826] <... futex resumed>) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 828] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(14 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 826] <... futex resumed>) = 0 [pid 296] close(3 [pid 826] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... close resumed>) = 0 [pid 296] rmdir("./51") = 0 [pid 296] mkdir("./52", 0777./strace-static-x86_64: Process 829 attached [pid 828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... mkdir resumed>) = 0 [pid 829] set_robust_list(0x55559251a6a0, 24 [pid 828] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 823] close(15 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 104 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 829] <... set_robust_list resumed>) = 0 [pid 828] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 830 attached [pid 829] chdir("./51" [pid 828] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(16 [pid 830] set_robust_list(0x55559251a6a0, 24 [pid 829] <... chdir resumed>) = 0 [pid 828] <... futex resumed>) = 1 [pid 826] <... futex resumed>) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 106 [pid 830] <... set_robust_list resumed>) = 0 [pid 829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 828] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 826] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(17 [pid 830] chdir("./52" [pid 829] <... prctl resumed>) = 0 [pid 830] <... chdir resumed>) = 0 [pid 829] setpgid(0, 0 [pid 830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 829] <... setpgid resumed>) = 0 [pid 830] <... prctl resumed>) = 0 [pid 829] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 828] <... bpf resumed>) = 4 [pid 826] <... futex resumed>) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] setpgid(0, 0 [pid 829] <... symlink resumed>) = 0 [pid 830] <... setpgid resumed>) = 0 [pid 829] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 830] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 829] <... symlink resumed>) = 0 [pid 828] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 826] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] close(18 [pid 830] <... symlink resumed>) = 0 [pid 829] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 830] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 829] <... symlink resumed>) = 0 [pid 830] <... symlink resumed>) = 0 [pid 829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 828] <... futex resumed>) = 0 [pid 826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 829] <... openat resumed>) = 3 [pid 828] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(19 [pid 830] <... symlink resumed>) = 0 [pid 829] write(3, "1000", 4 [pid 830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 829] <... write resumed>) = 4 [pid 828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 826] <... futex resumed>) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] <... openat resumed>) = 3 [pid 829] close(3 [pid 828] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 826] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 823] close(20 [pid 830] write(3, "1000", 4 [pid 829] <... close resumed>) = 0 [pid 830] <... write resumed>) = 4 [pid 829] symlink("/dev/binderfs", "./binderfs" [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] close(3 executing program [pid 829] <... symlink resumed>) = 0 [pid 830] <... close resumed>) = 0 [pid 829] write(1, "executing program\n", 18 [pid 823] close(21 [pid 830] symlink("/dev/binderfs", "./binderfs" [pid 829] <... write resumed>) = 18 [pid 830] <... symlink resumed>) = 0 [pid 829] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] write(1, "executing program\n", 18 [pid 829] <... futex resumed>) = 0 [pid 823] close(22 [pid 830] <... write resumed>) = 18 [pid 829] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 830] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... rt_sigaction resumed>NULL, 8) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] <... futex resumed>) = 0 [pid 829] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 823] close(23 [pid 830] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] <... rt_sigaction resumed>NULL, 8) = 0 [pid 829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 823] close(24 [pid 830] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 829] <... mmap resumed>) = 0x7f2342d01000 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 829] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 829] <... mprotect resumed>) = 0 [pid 823] close(25 [pid 830] <... mmap resumed>) = 0x7f2342d01000 [pid 829] rt_sigprocmask(SIG_BLOCK, ~[], [pid 830] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 829] <... rt_sigprocmask resumed>[], 8) = 0 [pid 830] <... mprotect resumed>) = 0 [pid 829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 831 attached [pid 830] rt_sigprocmask(SIG_BLOCK, ~[], [pid 823] close(26 [pid 831] set_robust_list(0x7f2342d219a0, 24 [pid 830] <... rt_sigprocmask resumed>[], 8) = 0 [pid 829] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 831] <... set_robust_list resumed>) = 0 [pid 830] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 829] rt_sigprocmask(SIG_SETMASK, [], [pid 823] close(27./strace-static-x86_64: Process 832 attached [pid 831] rt_sigprocmask(SIG_SETMASK, [], [pid 829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 832] set_robust_list(0x7f2342d219a0, 24 [pid 831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 830] <... clone3 resumed> => {parent_tid=[107]}, 88) = 107 [pid 829] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] close(28 [pid 832] <... set_robust_list resumed>) = 0 [pid 831] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 830] rt_sigprocmask(SIG_SETMASK, [], [pid 829] <... futex resumed>) = 0 [pid 832] rt_sigprocmask(SIG_SETMASK, [], [pid 831] <... bpf resumed>) = 3 [pid 830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 829] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 830] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 830] <... futex resumed>) = 0 [pid 823] close(29 [pid 832] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 831] <... futex resumed>) = 1 [pid 830] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] <... futex resumed>) = 0 [pid 823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 832] <... bpf resumed>) = 3 [pid 831] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 829] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 829] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 823] exit_group(0 [pid 832] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 832] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 831] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 825] <... futex resumed>) = ? [pid 823] <... exit_group resumed>) = ? [pid 832] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 830] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 825] +++ exited with 0 +++ [pid 830] <... futex resumed>) = 0 [pid 830] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80) = -1 EINVAL (Invalid argument) [pid 832] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 830] <... futex resumed>) = 0 [pid 832] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 823] +++ exited with 0 +++ [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 832] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 831] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 830] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 832] <... bpf resumed>, 56) = 0 [pid 829] <... futex resumed>) = 0 [pid 832] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] <... bpf resumed>, 56) = 0 [pid 829] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... futex resumed>) = 1 [pid 831] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] <... futex resumed>) = 0 [pid 830] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 832] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 831] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 830] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 829] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 831] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 832] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] <... futex resumed>) = 0 [pid 829] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 832] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 830] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 832] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 830] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 832] <... bpf resumed>) = 4 [pid 831] <... bpf resumed>) = 4 [pid 832] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... futex resumed>) = 1 [pid 831] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 832] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 831] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 829] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 832] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 831] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 830] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 829] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 832] <... bpf resumed>) = 5 [pid 831] <... bpf resumed>) = 5 [pid 828] <... bpf resumed>) = 5 [pid 827] <... bpf resumed>) = 5 [pid 832] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 831] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 828] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 827] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 832] <... futex resumed>) = 1 [pid 831] <... futex resumed>) = 1 [pid 830] <... futex resumed>) = 0 [pid 829] <... futex resumed>) = 0 [pid 828] <... futex resumed>) = 1 [pid 826] <... futex resumed>) = 0 [pid 832] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] close(3 [pid 829] close(3 [pid 831] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 830] <... close resumed>) = 0 [pid 829] <... close resumed>) = 0 [pid 828] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 827] <... futex resumed>) = 1 [pid 826] close(3 [pid 824] <... futex resumed>) = 0 [pid 830] close(4 [pid 829] close(4 [pid 824] close(3 [pid 830] <... close resumed>) = 0 [pid 829] <... close resumed>) = 0 [pid 827] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 826] <... close resumed>) = 0 [pid 824] <... close resumed>) = 0 [pid 830] close(5 [pid 829] close(5 [pid 826] close(4 [pid 824] close(4 [pid 830] <... close resumed>) = 0 [pid 829] <... close resumed>) = 0 [pid 826] <... close resumed>) = 0 [pid 824] <... close resumed>) = 0 [pid 830] close(6 [pid 829] close(6 [pid 826] close(5 [pid 824] close(5 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = 0 [pid 824] <... close resumed>) = 0 [pid 830] close(7 [pid 829] close(7 [pid 826] close(6 [pid 824] close(6 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] close(8 [pid 829] close(8 [pid 826] close(7 [pid 824] close(7 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] close(9 [pid 829] close(9 [pid 826] close(8 [pid 824] close(8 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] close(10 [pid 829] close(10 [pid 826] close(9 [pid 824] close(9 [pid 295] <... restart_syscall resumed>) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 830] close(11 [pid 829] close(11 [pid 826] close(10 [pid 824] close(10 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] close(12 [pid 829] close(12 [pid 826] close(11 [pid 824] close(11 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 830] close(13 [pid 829] close(13 [pid 826] close(12 [pid 824] close(12 [pid 295] <... openat resumed>) = 3 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(3, "", [pid 830] close(14 [pid 829] close(14 [pid 826] close(13 [pid 824] close(13 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] getdents64(3, [pid 830] close(15 [pid 829] close(15 [pid 826] close(14 [pid 824] close(14 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] close(16 [pid 829] close(16 [pid 826] close(15 [pid 824] close(15 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./55/binderfs", [pid 830] close(17 [pid 829] close(17 [pid 826] close(16 [pid 824] close(16 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./55/binderfs" [pid 830] close(18 [pid 829] close(18 [pid 826] close(17 [pid 824] close(17 [pid 295] <... unlink resumed>) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] close(19 [pid 829] close(19 [pid 826] close(18 [pid 824] close(18 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./55/cgroup.net", [pid 830] close(20 [pid 829] close(20 [pid 826] close(19 [pid 824] close(19 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./55/cgroup.net" [pid 830] close(21 [pid 829] close(21 [pid 826] close(20 [pid 824] close(20 [pid 295] <... unlink resumed>) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] close(22 [pid 829] close(22 [pid 824] close(21 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(21 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./55/cgroup.cpu", [pid 830] close(23 [pid 829] close(23 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(22 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(22 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./55/cgroup.cpu" [pid 830] close(24 [pid 829] close(24 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(23 [pid 295] <... unlink resumed>) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(23 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 830] close(25 [pid 829] close(25 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(24 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(24 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./55/cgroup", [pid 830] close(26 [pid 829] close(26 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(25 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(25 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./55/cgroup" [pid 830] close(27 [pid 829] close(27 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(26 [pid 295] <... unlink resumed>) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(26 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] getdents64(3, [pid 830] close(28 [pid 829] close(28 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(27 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(27 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] close(3 [pid 830] close(29 [pid 829] close(29 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(28 [pid 295] <... close resumed>) = 0 [pid 830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 826] close(28 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] rmdir("./55" [pid 830] exit_group(0 [pid 829] exit_group(0 [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 824] close(29 [pid 295] <... rmdir resumed>) = 0 [pid 832] <... futex resumed>) = ? [pid 831] <... futex resumed>) = ? [pid 830] <... exit_group resumed>) = ? [pid 829] <... exit_group resumed>) = ? [pid 826] close(29 [pid 824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] mkdir("./56", 0777 [pid 832] +++ exited with 0 +++ [pid 831] +++ exited with 0 +++ [pid 830] +++ exited with 0 +++ [pid 826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 829] +++ exited with 0 +++ [pid 826] exit_group(0 [pid 824] exit_group(0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] <... mkdir resumed>) = 0 [pid 828] <... futex resumed>) = ? [pid 827] <... futex resumed>) = ? [pid 826] <... exit_group resumed>) = ? [pid 824] <... exit_group resumed>) = ? [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 828] +++ exited with 0 +++ [pid 827] +++ exited with 0 +++ [pid 826] +++ exited with 0 +++ [pid 824] +++ exited with 0 +++ [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- ./strace-static-x86_64: Process 833 attached [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 296] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] set_robust_list(0x55559251a6a0, 24 [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 114 [pid 833] <... set_robust_list resumed>) = 0 [pid 296] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 833] chdir("./56" [pid 298] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... openat resumed>) = 3 [pid 833] <... chdir resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(3, "", [pid 833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 833] <... prctl resumed>) = 0 [pid 298] <... openat resumed>) = 3 [pid 296] getdents64(3, [pid 833] setpgid(0, 0 [pid 298] newfstatat(3, "", [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 833] <... setpgid resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 296] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 298] getdents64(3, [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 833] <... symlink resumed>) = 0 [pid 298] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./52/binderfs", [pid 833] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./54/binderfs", [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 833] <... symlink resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./52/binderfs" [pid 833] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 298] unlink("./54/binderfs") = 0 [pid 296] <... unlink resumed>) = 0 [pid 833] <... symlink resumed>) = 0 [pid 298] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(AT_FDCWD, "./54/cgroup.net", [pid 833] <... openat resumed>) = 3 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 833] write(3, "1000", 4 [pid 298] unlink("./54/cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./52/cgroup.net", [pid 833] <... write resumed>) = 4 [pid 298] <... unlink resumed>) = 0 [pid 833] close(3 [pid 298] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 833] <... close resumed>) = 0 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] unlink("./52/cgroup.net" [pid 833] symlink("/dev/binderfs", "./binderfs" [pid 298] newfstatat(AT_FDCWD, "./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... unlink resumed>) = 0 [pid 833] <... symlink resumed>) = 0 [pid 298] unlink("./54/cgroup.cpu" [pid 833] write(1, "executing program\n", 18 [pid 298] <... unlink resumed>) = 0 executing program [pid 296] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] <... write resumed>) = 18 [pid 298] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 833] <... futex resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./54/cgroup", [pid 296] newfstatat(AT_FDCWD, "./52/cgroup.cpu", [pid 833] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 833] <... rt_sigaction resumed>NULL, 8) = 0 [pid 298] unlink("./54/cgroup" [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 298] <... unlink resumed>) = 0 [pid 833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 298] getdents64(3, [pid 296] unlink("./52/cgroup.cpu" [pid 833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 296] <... unlink resumed>) = 0 [pid 833] <... mmap resumed>) = 0x7f2342d01000 [pid 298] <... close resumed>) = 0 [pid 296] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 833] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 298] rmdir("./54" [pid 833] <... mprotect resumed>) = 0 [pid 298] <... rmdir resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 298] mkdir("./55", 0777 [pid 833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 298] <... mkdir resumed>) = 0 [pid 296] newfstatat(AT_FDCWD, "./52/cgroup", [pid 833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 833] <... clone3 resumed> => {parent_tid=[115]}, 88) = 115 [pid 296] unlink("./52/cgroup" [pid 833] rt_sigprocmask(SIG_SETMASK, [], [pid 296] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 835 attached ./strace-static-x86_64: Process 834 attached [pid 833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] getdents64(3, [pid 835] set_robust_list(0x55559251a6a0, 24 [pid 834] set_robust_list(0x7f2342d219a0, 24 [pid 833] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 112 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 835] <... set_robust_list resumed>) = 0 [pid 834] <... set_robust_list resumed>) = 0 [pid 833] <... futex resumed>) = 0 [pid 296] close(3 [pid 835] chdir("./55" [pid 834] rt_sigprocmask(SIG_SETMASK, [], [pid 833] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] <... chdir resumed>) = 0 [pid 834] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] <... close resumed>) = 0 [pid 835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 834] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 296] rmdir("./52" [pid 835] <... prctl resumed>) = 0 [pid 834] <... bpf resumed>) = 3 [pid 296] <... rmdir resumed>) = 0 [pid 835] setpgid(0, 0 [pid 834] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... setpgid resumed>) = 0 [pid 834] <... futex resumed>) = 1 [pid 833] <... futex resumed>) = 0 [pid 296] mkdir("./53", 0777 [pid 835] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 834] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 833] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... symlink resumed>) = 0 [pid 834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... mkdir resumed>) = 0 [pid 835] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 834] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 833] <... futex resumed>) = 0 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 835] <... symlink resumed>) = 0 [pid 834] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 833] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 836 attached [pid 835] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 834] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... restart_syscall resumed>) = 0 [pid 836] set_robust_list(0x55559251a6a0, 24 [pid 833] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 108 [pid 836] <... set_robust_list resumed>) = 0 [pid 835] <... symlink resumed>) = 0 [pid 834] <... futex resumed>) = 0 [pid 833] <... futex resumed>) = 0 [pid 836] chdir("./53" [pid 835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 834] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 833] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 836] <... chdir resumed>) = 0 [pid 836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 836] setpgid(0, 0) = 0 [pid 835] <... openat resumed>) = 3 [pid 836] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 834] <... bpf resumed>, 56) = 0 [pid 835] write(3, "1000", 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW [pid 836] <... symlink resumed>) = 0 [pid 834] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 835] <... write resumed>) = 4 [pid 834] <... futex resumed>) = 1 [pid 833] <... futex resumed>) = 0 [pid 299] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 836] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 835] close(3 [pid 834] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 833] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] <... openat resumed>) = 3 [pid 836] <... symlink resumed>) = 0 [pid 835] <... close resumed>) = 0 [pid 834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] <... futex resumed>) = 0 [pid 299] newfstatat(3, "", [pid 297] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 835] symlink("/dev/binderfs", "./binderfs" [pid 834] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 833] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 836] <... openat resumed>) = 3 [pid 835] <... symlink resumed>) = 0 [pid 834] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 297] <... openat resumed>) = 3 [pid 836] write(3, "1000", 4 executing program [pid 835] write(1, "executing program\n", 18 [pid 834] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] getdents64(3, [pid 297] newfstatat(3, "", [pid 836] <... write resumed>) = 4 [pid 835] <... write resumed>) = 18 [pid 834] <... futex resumed>) = 1 [pid 833] <... futex resumed>) = 0 [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 836] close(3 [pid 833] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 836] <... close resumed>) = 0 [pid 835] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 834] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144executing program [pid 833] <... futex resumed>) = 0 [pid 299] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 836] symlink("/dev/binderfs", "./binderfs" [pid 835] <... futex resumed>) = 0 [pid 833] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] getdents64(3, [pid 836] <... symlink resumed>) = 0 [pid 836] write(1, "executing program\n", 18) = 18 [pid 836] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 836] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 835] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 834] <... bpf resumed>) = 4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 835] <... rt_sigaction resumed>NULL, 8) = 0 [pid 834] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] newfstatat(AT_FDCWD, "./51/binderfs", [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 834] <... futex resumed>) = 1 [pid 833] <... futex resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 834] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 833] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] unlink("./51/binderfs" [pid 297] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 836] <... mmap resumed>) = 0x7f2342d01000 [pid 835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 833] <... futex resumed>) = 0 [pid 836] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 834] <... bpf resumed>) = 5 [pid 833] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 299] <... unlink resumed>) = 0 [pid 836] <... mprotect resumed>) = 0 [pid 835] <... mmap resumed>) = 0x7f2342d01000 [pid 834] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 835] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 834] <... futex resumed>) = 0 [pid 833] close(3 [pid 299] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 835] <... mprotect resumed>) = 0 [pid 834] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 833] <... close resumed>) = 0 [pid 297] newfstatat(AT_FDCWD, "./49/binderfs", [pid 836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 833] close(4 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 837 attached [pid 835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 833] <... close resumed>) = 0 [pid 299] newfstatat(AT_FDCWD, "./51/cgroup.net", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 837] set_robust_list(0x7f2342d219a0, 24 [pid 836] <... clone3 resumed> => {parent_tid=[109]}, 88) = 109 [pid 835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 833] close(5 [pid 837] <... set_robust_list resumed>) = 0 [pid 836] rt_sigprocmask(SIG_SETMASK, [], [pid 835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 833] <... close resumed>) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./49/binderfs" [pid 837] rt_sigprocmask(SIG_SETMASK, [], [pid 836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 833] close(6./strace-static-x86_64: Process 838 attached [pid 837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 836] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./51/cgroup.net" [pid 297] <... unlink resumed>) = 0 [pid 838] set_robust_list(0x7f2342d219a0, 24 [pid 837] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 836] <... futex resumed>) = 0 [pid 835] <... clone3 resumed> => {parent_tid=[113]}, 88) = 113 [pid 833] close(7 [pid 838] <... set_robust_list resumed>) = 0 [pid 837] <... bpf resumed>) = 3 [pid 836] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] rt_sigprocmask(SIG_SETMASK, [], [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 297] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] rt_sigprocmask(SIG_SETMASK, [], [pid 837] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 833] close(8 [pid 299] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 837] <... futex resumed>) = 0 [pid 836] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 838] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 837] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 836] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 0 [pid 833] close(9 [pid 299] newfstatat(AT_FDCWD, "./51/cgroup.cpu", [pid 297] newfstatat(AT_FDCWD, "./49/cgroup.net", [pid 838] <... bpf resumed>) = 3 [pid 837] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 836] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 838] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] close(10 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 838] <... futex resumed>) = 0 [pid 837] <... futex resumed>) = 0 [pid 836] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./51/cgroup.cpu" [pid 297] unlink("./49/cgroup.net" [pid 838] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 837] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 836] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 0 [pid 833] close(11 [pid 838] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 836] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 838] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] <... bpf resumed>, 56) = 0 [pid 835] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] close(12 [pid 299] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] <... futex resumed>) = 0 [pid 837] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 838] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] <... futex resumed>) = 1 [pid 836] <... futex resumed>) = 0 [pid 833] close(13 [pid 837] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 836] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./51/cgroup", [pid 297] newfstatat(AT_FDCWD, "./49/cgroup.cpu", [pid 838] <... futex resumed>) = 0 [pid 837] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 836] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 1 [pid 833] close(14 [pid 838] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 837] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 838] <... bpf resumed>, 56) = 0 [pid 837] <... futex resumed>) = 0 [pid 836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] close(15 [pid 299] unlink("./51/cgroup" [pid 297] unlink("./49/cgroup.cpu" [pid 838] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 837] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 838] <... futex resumed>) = 1 [pid 837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 0 [pid 833] close(16 [pid 299] <... unlink resumed>) = 0 [pid 297] <... unlink resumed>) = 0 [pid 838] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 836] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 835] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] getdents64(3, [pid 297] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] close(17 [pid 838] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 838] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 833] close(18 [pid 837] <... bpf resumed>) = 4 [pid 838] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... futex resumed>) = 0 [pid 837] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 838] <... futex resumed>) = 0 [pid 837] <... futex resumed>) = 1 [pid 836] <... futex resumed>) = 0 [pid 835] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] close(19 [pid 299] close(3 [pid 297] newfstatat(AT_FDCWD, "./49/cgroup", [pid 838] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... close resumed>) = 0 [pid 837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] <... futex resumed>) = 0 [pid 835] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] close(20 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 838] <... futex resumed>) = 0 [pid 837] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 836] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 835] <... futex resumed>) = 1 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] rmdir("./51" [pid 297] unlink("./49/cgroup" [pid 838] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 835] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 833] close(21 [pid 299] <... rmdir resumed>) = 0 [pid 838] <... bpf resumed>) = 4 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] mkdir("./52", 0777 [pid 297] <... unlink resumed>) = 0 [pid 838] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] close(22 [pid 838] <... futex resumed>) = 1 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 838] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 835] <... futex resumed>) = 0 [pid 833] close(23 [pid 299] <... mkdir resumed>) = 0 [pid 297] getdents64(3, [pid 835] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 833] close(24 [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 833] close(25 [pid 838] <... futex resumed>) = 0 [pid 835] <... futex resumed>) = 1 [pid 833] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 838] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 833] close(26) = -1 EBADF (Bad file descriptor) [pid 833] close(27) = -1 EBADF (Bad file descriptor) [pid 833] close(28) = -1 EBADF (Bad file descriptor) [pid 833] close(29) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 839 attached [pid 835] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 833] exit_group(0 [pid 297] close(3 [pid 839] set_robust_list(0x55559251a6a0, 24 [pid 834] <... futex resumed>) = ? [pid 833] <... exit_group resumed>) = ? [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 106 [pid 839] <... set_robust_list resumed>) = 0 [pid 834] +++ exited with 0 +++ [pid 833] +++ exited with 0 +++ [pid 297] <... close resumed>) = 0 [pid 839] chdir("./52" [pid 297] rmdir("./49" [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 839] <... chdir resumed>) = 0 [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 297] <... rmdir resumed>) = 0 [pid 839] <... prctl resumed>) = 0 [pid 839] setpgid(0, 0 [pid 297] mkdir("./50", 0777 [pid 839] <... setpgid resumed>) = 0 [pid 839] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 297] <... mkdir resumed>) = 0 [pid 839] <... symlink resumed>) = 0 [pid 839] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 839] <... symlink resumed>) = 0 [pid 839] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 840 attached [pid 839] write(3, "1000", 4 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 102 [pid 840] set_robust_list(0x55559251a6a0, 24 [pid 839] <... write resumed>) = 4 [pid 840] <... set_robust_list resumed>) = 0 [pid 839] close(3) = 0 [pid 839] symlink("/dev/binderfs", "./binderfs"executing program [pid 840] chdir("./50" [pid 839] <... symlink resumed>) = 0 [pid 839] write(1, "executing program\n", 18) = 18 [pid 840] <... chdir resumed>) = 0 [pid 839] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 839] <... futex resumed>) = 0 [pid 840] <... prctl resumed>) = 0 [pid 839] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 840] setpgid(0, 0 [pid 839] <... rt_sigaction resumed>NULL, 8) = 0 [pid 840] <... setpgid resumed>) = 0 [pid 839] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 840] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 839] <... mmap resumed>) = 0x7f2342d01000 [pid 839] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 840] <... symlink resumed>) = 0 [pid 839] <... mprotect resumed>) = 0 [pid 840] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 839] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 840] <... symlink resumed>) = 0 [pid 839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 840] symlink("/syzcgroup/net/syz1", "./cgroup.net"./strace-static-x86_64: Process 841 attached [pid 839] <... clone3 resumed> => {parent_tid=[107]}, 88) = 107 [pid 841] set_robust_list(0x7f2342d219a0, 24 [pid 840] <... symlink resumed>) = 0 [pid 839] rt_sigprocmask(SIG_SETMASK, [], [pid 841] <... set_robust_list resumed>) = 0 [pid 840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 838] <... bpf resumed>) = 5 [pid 837] <... bpf resumed>) = 5 [pid 841] rt_sigprocmask(SIG_SETMASK, [], [pid 839] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 840] <... openat resumed>) = 3 [pid 839] <... futex resumed>) = 0 [pid 838] <... futex resumed>) = 1 [pid 837] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 835] <... futex resumed>) = 0 [pid 841] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 840] write(3, "1000", 4 [pid 839] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 838] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 837] <... futex resumed>) = 1 [pid 836] <... futex resumed>) = 0 [pid 835] close(3 [pid 841] <... bpf resumed>) = 3 [pid 840] <... write resumed>) = 4 [pid 837] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 836] close(3 [pid 835] <... close resumed>) = 0 [pid 841] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] close(3 [pid 836] <... close resumed>) = 0 [pid 835] close(4 [pid 841] <... futex resumed>) = 1 [pid 840] <... close resumed>) = 0 [pid 839] <... futex resumed>) = 0 [pid 836] close(4 [pid 835] <... close resumed>) = 0 [pid 841] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] symlink("/dev/binderfs", "./binderfs" [pid 839] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = 0 [pid 835] close(5 [pid 841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] <... symlink resumed>) = 0 [pid 839] <... futex resumed>) = 0 [pid 836] close(5 [pid 835] <... close resumed>) = 0 [pid 841] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 executing program [pid 840] write(1, "executing program\n", 18 [pid 839] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = 0 [pid 835] close(6 [pid 841] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 840] <... write resumed>) = 18 [pid 836] close(6 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(7 [pid 841] <... futex resumed>) = 1 [pid 840] <... futex resumed>) = 0 [pid 839] <... futex resumed>) = 0 [pid 836] close(7 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 839] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(8 [pid 841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] <... rt_sigaction resumed>NULL, 8) = 0 [pid 839] <... futex resumed>) = 0 [pid 836] close(8 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 839] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(9 [pid 841] <... bpf resumed>, 56) = 0 [pid 840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 836] close(9 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(10 [pid 841] <... futex resumed>) = 1 [pid 839] <... futex resumed>) = 0 [pid 836] close(10 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 840] <... mmap resumed>) = 0x7f2342d01000 [pid 839] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(11 [pid 839] <... futex resumed>) = 0 [pid 836] close(11 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 840] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 839] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(12 [pid 841] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... mprotect resumed>) = 0 [pid 839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] close(12 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] <... futex resumed>) = 0 [pid 839] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(13 [pid 840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 839] <... futex resumed>) = 0 [pid 836] close(13 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 839] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(14 [pid 836] close(14 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(15 [pid 836] close(15 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(16 [pid 836] close(16 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(17 [pid 841] <... bpf resumed>) = 4 [pid 836] close(17 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 841] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(18 [pid 841] <... futex resumed>) = 1 [pid 839] <... futex resumed>) = 0 [pid 836] close(18 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 842 attached [pid 841] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 839] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(19 [pid 295] <... restart_syscall resumed>) = 0 [pid 842] set_robust_list(0x7f2342d219a0, 24 [pid 840] <... clone3 resumed> => {parent_tid=[103]}, 88) = 103 [pid 839] <... futex resumed>) = 0 [pid 836] close(19 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 842] <... set_robust_list resumed>) = 0 [pid 840] rt_sigprocmask(SIG_SETMASK, [], [pid 839] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(20 [pid 842] rt_sigprocmask(SIG_SETMASK, [], [pid 840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 836] close(20 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW [pid 842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 840] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(21 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 842] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 840] <... futex resumed>) = 0 [pid 836] close(21 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 842] <... bpf resumed>) = 3 [pid 840] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(22 [pid 295] <... openat resumed>) = 3 [pid 842] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] close(22 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(3, "", [pid 842] <... futex resumed>) = 0 [pid 840] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(23 [pid 295] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 842] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 840] <... futex resumed>) = 0 [pid 836] close(23 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] getdents64(3, [pid 842] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 840] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(24 [pid 295] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 842] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] close(24 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 842] <... futex resumed>) = 0 [pid 840] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(25 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 842] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 840] <... futex resumed>) = 0 [pid 836] close(25 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./56/binderfs", [pid 842] <... bpf resumed>, 56) = 0 [pid 840] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(26 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 842] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] close(26 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./56/binderfs" [pid 842] <... futex resumed>) = 0 [pid 840] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(27 [pid 295] <... unlink resumed>) = 0 [pid 842] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 840] <... futex resumed>) = 0 [pid 836] close(27 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 842] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 840] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(28 [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 842] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 836] close(28 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] newfstatat(AT_FDCWD, "./56/cgroup.net", [pid 842] <... futex resumed>) = 0 [pid 840] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] close(29 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 842] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 840] <... futex resumed>) = 0 [pid 836] close(29 [pid 835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 295] unlink("./56/cgroup.net" [pid 842] <... bpf resumed>) = 4 [pid 840] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 835] exit_group(0 [pid 295] <... unlink resumed>) = 0 [pid 842] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 838] <... futex resumed>) = ? [pid 836] exit_group(0 [pid 835] <... exit_group resumed>) = ? [pid 295] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 842] <... futex resumed>) = 0 [pid 840] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 838] +++ exited with 0 +++ [pid 837] <... futex resumed>) = ? [pid 836] <... exit_group resumed>) = ? [pid 840] <... futex resumed>) = 0 [pid 837] +++ exited with 0 +++ [pid 835] +++ exited with 0 +++ [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 840] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 842] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 836] +++ exited with 0 +++ [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 295] newfstatat(AT_FDCWD, "./56/cgroup.cpu", [pid 298] <... restart_syscall resumed>) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 295] unlink("./56/cgroup.cpu" [pid 298] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... unlink resumed>) = 0 [pid 298] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] newfstatat(3, "", [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./56/cgroup", [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] getdents64(3, [pid 295] unlink("./56/cgroup" [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... unlink resumed>) = 0 [pid 298] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 295] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] rmdir("./56" [pid 298] unlink("./55/binderfs" [pid 296] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] <... unlink resumed>) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 298] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] mkdir("./57", 0777 [pid 298] newfstatat(AT_FDCWD, "./55/cgroup.net", [pid 296] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 298] unlink("./55/cgroup.net" [pid 296] <... openat resumed>) = 3 [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... unlink resumed>) = 0 [pid 296] newfstatat(3, "", [pid 298] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./55/cgroup.cpu") = 0 [pid 298] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 843 attached [pid 298] newfstatat(AT_FDCWD, "./55/cgroup", [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 843] set_robust_list(0x55559251a6a0, 24 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 843] <... set_robust_list resumed>) = 0 [pid 298] unlink("./55/cgroup" [pid 296] getdents64(3, [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 116 [pid 843] chdir("./57" [pid 298] <... unlink resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 843] <... chdir resumed>) = 0 [pid 298] getdents64(3, [pid 296] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 843] <... prctl resumed>) = 0 [pid 298] close(3 [pid 296] newfstatat(AT_FDCWD, "./53/binderfs", [pid 843] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 843] <... setpgid resumed>) = 0 [pid 296] unlink("./53/binderfs") = 0 [pid 298] rmdir("./55" [pid 296] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 843] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 296] newfstatat(AT_FDCWD, "./53/cgroup.net", [pid 298] <... rmdir resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 843] <... symlink resumed>) = 0 [pid 298] mkdir("./56", 0777 [pid 296] unlink("./53/cgroup.net" [pid 843] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 298] <... mkdir resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 843] <... symlink resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 843] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 296] newfstatat(AT_FDCWD, "./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./53/cgroup.cpu") = 0 [pid 296] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./53/cgroup") = 0 ./strace-static-x86_64: Process 844 attached [pid 296] getdents64(3, [pid 844] set_robust_list(0x55559251a6a0, 24 [pid 843] <... symlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 114 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 844] <... set_robust_list resumed>) = 0 [pid 843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 296] close(3 [pid 844] chdir("./56" [pid 296] <... close resumed>) = 0 [pid 844] <... chdir resumed>) = 0 [pid 296] rmdir("./53" [pid 844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 843] <... openat resumed>) = 3 [pid 296] <... rmdir resumed>) = 0 [pid 844] <... prctl resumed>) = 0 [pid 843] write(3, "1000", 4 [pid 296] mkdir("./54", 0777 [pid 844] setpgid(0, 0 [pid 843] <... write resumed>) = 4 [pid 296] <... mkdir resumed>) = 0 [pid 844] <... setpgid resumed>) = 0 [pid 843] close(3 [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 844] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 843] <... close resumed>) = 0 ./strace-static-x86_64: Process 845 attached [pid 844] <... symlink resumed>) = 0 [pid 843] symlink("/dev/binderfs", "./binderfs" [pid 842] <... bpf resumed>) = 5 [pid 841] <... bpf resumed>) = 5 [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 110 [pid 845] set_robust_list(0x55559251a6a0, 24 [pid 844] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 843] <... symlink resumed>) = 0 [pid 842] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 841] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... set_robust_list resumed>) = 0 [pid 844] <... symlink resumed>) = 0 [pid 843] write(1, "executing program\n", 18 [pid 842] <... futex resumed>) = 1 [pid 840] <... futex resumed>) = 0 [pid 845] chdir("./54" [pid 844] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 843] <... write resumed>) = 18 [pid 842] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 841] <... futex resumed>) = 1 [pid 840] close(3 [pid 839] <... futex resumed>) = 0 [pid 845] <... chdir resumed>) = 0 [pid 844] <... symlink resumed>) = 0 [pid 843] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 841] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] <... close resumed>) = 0 [pid 839] close(3 [pid 845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 843] <... futex resumed>) = 0 [pid 840] close(4 [pid 839] <... close resumed>) = 0 [pid 845] <... prctl resumed>) = 0 [pid 844] <... openat resumed>) = 3 [pid 843] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 840] <... close resumed>) = 0 [pid 839] close(4 [pid 844] write(3, "1000", 4 [pid 845] setpgid(0, 0 [pid 840] close(5 [pid 839] <... close resumed>) = 0 [pid 845] <... setpgid resumed>) = 0 [pid 844] <... write resumed>) = 4 [pid 843] <... rt_sigaction resumed>NULL, 8) = 0 [pid 840] <... close resumed>) = 0 [pid 839] close(5 [pid 845] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 844] close(3 [pid 843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 840] close(6 [pid 839] <... close resumed>) = 0 [pid 845] <... symlink resumed>) = 0 [pid 844] <... close resumed>) = 0 [pid 843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(6 [pid 845] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 844] symlink("/dev/binderfs", "./binderfs" [pid 843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 840] close(7 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] <... symlink resumed>) = 0 [pid 844] <... symlink resumed>) = 0 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(7 executing program [pid 845] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 844] write(1, "executing program\n", 18 [pid 843] <... mmap resumed>) = 0x7f2342d01000 [pid 840] close(8 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] <... symlink resumed>) = 0 [pid 844] <... write resumed>) = 18 [pid 843] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(8 [pid 845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 844] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] <... mprotect resumed>) = 0 [pid 840] close(9 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] <... futex resumed>) = 0 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(9 [pid 845] <... openat resumed>) = 3 [pid 844] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 840] close(10 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] write(3, "1000", 4 [pid 844] <... rt_sigaction resumed>NULL, 8) = 0 [pid 843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(10 [pid 845] <... write resumed>) = 4 [pid 844] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 840] close(11 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] close(3 [pid 844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(11 [pid 845] <... close resumed>) = 0 [pid 844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 840] close(12 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 846 attached [pid 845] symlink("/dev/binderfs", "./binderfs" [pid 844] <... mmap resumed>) = 0x7f2342d01000 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(12 [pid 846] set_robust_list(0x7f2342d219a0, 24 [pid 845] <... symlink resumed>) = 0 [pid 844] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 843] <... clone3 resumed> => {parent_tid=[117]}, 88) = 117 [pid 840] close(13 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 846] <... set_robust_list resumed>) = 0 [pid 845] write(1, "executing program\n", 18 [pid 844] <... mprotect resumed>) = 0 executing program [pid 843] rt_sigprocmask(SIG_SETMASK, [], [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(13 [pid 846] rt_sigprocmask(SIG_SETMASK, [], [pid 845] <... write resumed>) = 18 [pid 844] rt_sigprocmask(SIG_BLOCK, ~[], [pid 843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 840] close(14 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 845] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 844] <... rt_sigprocmask resumed>[], 8) = 0 [pid 843] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(14 [pid 846] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 845] <... futex resumed>) = 0 [pid 844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 843] <... futex resumed>) = 0 [pid 840] close(15 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 847 attached [pid 846] <... bpf resumed>) = 3 [pid 845] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(15 [pid 847] set_robust_list(0x7f2342d219a0, 24 [pid 846] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... rt_sigaction resumed>NULL, 8) = 0 [pid 844] <... clone3 resumed> => {parent_tid=[115]}, 88) = 115 [pid 843] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] close(16 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 847] <... set_robust_list resumed>) = 0 [pid 846] <... futex resumed>) = 0 [pid 845] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 844] rt_sigprocmask(SIG_SETMASK, [], [pid 843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(16 [pid 847] rt_sigprocmask(SIG_SETMASK, [], [pid 846] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 844] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 843] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] close(17 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 844] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] <... futex resumed>) = 0 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(17 [pid 847] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 846] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 845] <... mmap resumed>) = 0x7f2342d01000 [pid 844] <... futex resumed>) = 0 [pid 843] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] close(18 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 847] <... bpf resumed>) = 3 [pid 846] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 845] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 844] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(18 [pid 847] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... mprotect resumed>) = 0 [pid 844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] close(19 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 847] <... futex resumed>) = 0 [pid 846] <... futex resumed>) = 1 [pid 845] rt_sigprocmask(SIG_BLOCK, ~[], [pid 844] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] <... futex resumed>) = 0 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(19 [pid 847] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 846] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] <... rt_sigprocmask resumed>[], 8) = 0 [pid 844] <... futex resumed>) = 0 [pid 843] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] close(20 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 847] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 845] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 844] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 843] <... futex resumed>) = 0 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(20 [pid 847] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] close(21 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 848 attached [pid 847] <... futex resumed>) = 0 [pid 846] <... bpf resumed>, 56) = 0 [pid 844] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(21 [pid 848] set_robust_list(0x7f2342d219a0, 24 [pid 847] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 846] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... clone3 resumed> => {parent_tid=[111]}, 88) = 111 [pid 844] <... futex resumed>) = 0 [pid 843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] close(22 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... set_robust_list resumed>) = 0 [pid 847] <... bpf resumed>, 56) = 0 [pid 846] <... futex resumed>) = 0 [pid 845] rt_sigprocmask(SIG_SETMASK, [], [pid 844] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 843] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(22 [pid 848] rt_sigprocmask(SIG_SETMASK, [], [pid 847] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 843] <... futex resumed>) = 0 [pid 840] close(23 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 847] <... futex resumed>) = 0 [pid 846] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 845] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 844] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(23 [pid 848] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 847] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 846] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... futex resumed>) = 0 [pid 844] <... futex resumed>) = 0 [pid 843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] close(24 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... bpf resumed>) = 3 [pid 847] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 846] <... futex resumed>) = 0 [pid 845] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 844] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 843] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(24 [pid 848] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 843] <... futex resumed>) = 0 [pid 840] close(25 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... futex resumed>) = 0 [pid 847] <... futex resumed>) = 0 [pid 846] <... bpf resumed>) = 4 [pid 845] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 844] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(25 [pid 848] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 847] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 846] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 845] <... futex resumed>) = 0 [pid 844] <... futex resumed>) = 0 [pid 843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 840] close(26 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 846] <... futex resumed>) = 0 [pid 844] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(26 [pid 848] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 840] close(27 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... futex resumed>) = 0 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(27 [pid 848] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] <... bpf resumed>) = 4 [pid 845] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 843] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] close(28 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 847] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] <... futex resumed>) = 0 [pid 845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 843] <... futex resumed>) = 1 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(28 [pid 847] <... futex resumed>) = 1 [pid 846] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 845] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 844] <... futex resumed>) = 0 [pid 843] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 840] close(29 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... futex resumed>) = 0 [pid 847] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] <... futex resumed>) = 1 [pid 844] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 839] close(29 [pid 848] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 845] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 844] <... futex resumed>) = 0 [pid 840] exit_group(0 [pid 839] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 848] <... bpf resumed>, 56) = 0 [pid 844] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 842] <... futex resumed>) = ? [pid 840] <... exit_group resumed>) = ? [pid 839] exit_group(0 [pid 848] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 842] +++ exited with 0 +++ [pid 841] <... futex resumed>) = ? [pid 840] +++ exited with 0 +++ [pid 848] <... futex resumed>) = 1 [pid 845] <... futex resumed>) = 0 [pid 839] <... exit_group resumed>) = ? [pid 848] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 845] <... futex resumed>) = 0 [pid 841] +++ exited with 0 +++ [pid 848] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 845] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 848] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 848] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 845] <... futex resumed>) = 0 [pid 848] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 845] <... futex resumed>) = 0 [pid 839] +++ exited with 0 +++ [pid 848] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 845] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 848] <... bpf resumed>) = 4 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 297] restart_syscall(<... resuming interrupted clone ...> [pid 848] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 848] <... futex resumed>) = 1 [pid 845] <... futex resumed>) = 0 [pid 848] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 845] <... futex resumed>) = 0 [pid 848] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 845] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 846] <... bpf resumed>) = 5 [pid 848] <... bpf resumed>) = 5 [pid 847] <... bpf resumed>) = 5 [pid 846] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 847] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 848] <... futex resumed>) = 1 [pid 847] <... futex resumed>) = 1 [pid 846] <... futex resumed>) = 1 [pid 845] <... futex resumed>) = 0 [pid 843] <... futex resumed>) = 0 [pid 848] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 847] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 846] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 845] close(3 [pid 844] <... futex resumed>) = 0 [pid 843] close(3 [pid 845] <... close resumed>) = 0 [pid 844] close(3 [pid 843] <... close resumed>) = 0 [pid 845] close(4 [pid 844] <... close resumed>) = 0 [pid 843] close(4 [pid 299] <... restart_syscall resumed>) = 0 [pid 845] <... close resumed>) = 0 [pid 844] close(4 [pid 845] close(5 [pid 843] <... close resumed>) = 0 [pid 845] <... close resumed>) = 0 [pid 844] <... close resumed>) = 0 [pid 843] close(5 [pid 845] close(6 [pid 844] close(5 [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW [pid 845] close(7) = -1 EBADF (Bad file descriptor) [pid 845] close(8 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] close(9 [pid 299] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] close(10) = -1 EBADF (Bad file descriptor) [pid 299] <... openat resumed>) = 3 [pid 845] close(11) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(3, "", [pid 845] close(12) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 845] close(13) = -1 EBADF (Bad file descriptor) [pid 299] getdents64(3, [pid 845] close(14) = -1 EBADF (Bad file descriptor) [pid 299] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 845] close(15 [pid 299] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] close(16) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 845] close(17 [pid 299] newfstatat(AT_FDCWD, "./52/binderfs", [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 845] close(18 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./52/binderfs" [pid 845] close(19 [pid 297] <... restart_syscall resumed>) = 0 [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 845] close(20) = -1 EBADF (Bad file descriptor) [pid 845] close(21) = -1 EBADF (Bad file descriptor) [pid 299] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 845] close(22) = -1 EBADF (Bad file descriptor) [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 845] close(23 [pid 297] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./52/cgroup.net", [pid 845] close(24 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 845] close(25) = -1 EBADF (Bad file descriptor) [pid 299] unlink("./52/cgroup.net" [pid 297] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 845] close(26) = -1 EBADF (Bad file descriptor) [pid 299] <... unlink resumed>) = 0 [pid 845] close(27 [pid 297] <... openat resumed>) = 3 [pid 299] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] newfstatat(3, "", [pid 845] close(28 [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 845] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 845] close(29) = -1 EBADF (Bad file descriptor) [pid 299] newfstatat(AT_FDCWD, "./52/cgroup.cpu", [pid 845] exit_group(0 [pid 297] getdents64(3, [pid 848] <... futex resumed>) = ? [pid 845] <... exit_group resumed>) = ? [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 848] +++ exited with 0 +++ [pid 299] unlink("./52/cgroup.cpu" [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 845] +++ exited with 0 +++ [pid 299] <... unlink resumed>) = 0 [pid 297] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 299] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./50/binderfs", [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 299] newfstatat(AT_FDCWD, "./52/cgroup", [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./50/binderfs" [pid 299] unlink("./52/cgroup" [pid 297] <... unlink resumed>) = 0 [pid 299] <... unlink resumed>) = 0 [pid 297] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] getdents64(3, [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] newfstatat(AT_FDCWD, "./50/cgroup.net", [pid 299] close(3 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... close resumed>) = 0 [pid 297] unlink("./50/cgroup.net" [pid 299] rmdir("./52" [pid 297] <... unlink resumed>) = 0 [pid 297] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 299] <... rmdir resumed>) = 0 [pid 297] unlink("./50/cgroup.cpu" [pid 299] mkdir("./53", 0777 [pid 297] <... unlink resumed>) = 0 [pid 297] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 299] <... mkdir resumed>) = 0 [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] newfstatat(AT_FDCWD, "./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./50/cgroup") = 0 [pid 297] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 297] close(3) = 0 [pid 297] rmdir("./50"./strace-static-x86_64: Process 849 attached ) = 0 [pid 849] set_robust_list(0x55559251a6a0, 24 [pid 299] <... clone resumed>, child_tidptr=0x55559251a690) = 108 [pid 297] mkdir("./51", 0777 [pid 849] <... set_robust_list resumed>) = 0 [pid 297] <... mkdir resumed>) = 0 [pid 849] chdir("./53" [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 849] <... chdir resumed>) = 0 [pid 849] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 850 attached ) = 0 [pid 850] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 104 [pid 850] <... set_robust_list resumed>) = 0 [pid 849] setpgid(0, 0 [pid 850] chdir("./51" [pid 849] <... setpgid resumed>) = 0 [pid 850] <... chdir resumed>) = 0 [pid 850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 850] setpgid(0, 0) = 0 executing program executing program [pid 849] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 850] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 850] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 849] <... symlink resumed>) = 0 [pid 850] <... symlink resumed>) = 0 [pid 850] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 849] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 850] <... symlink resumed>) = 0 [pid 850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 849] <... symlink resumed>) = 0 [pid 850] <... openat resumed>) = 3 [pid 850] write(3, "1000", 4 [pid 849] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 850] <... write resumed>) = 4 [pid 850] close(3) = 0 [pid 849] <... symlink resumed>) = 0 [pid 850] symlink("/dev/binderfs", "./binderfs") = 0 [pid 849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 850] write(1, "executing program\n", 18) = 18 [pid 850] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... openat resumed>) = 3 [pid 850] <... futex resumed>) = 0 [pid 850] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 849] write(3, "1000", 4 [pid 850] <... rt_sigaction resumed>NULL, 8) = 0 [pid 850] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 849] <... write resumed>) = 4 [pid 850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 849] close(3 [pid 850] <... mmap resumed>) = 0x7f2342d01000 [pid 850] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 849] <... close resumed>) = 0 [pid 850] <... mprotect resumed>) = 0 [pid 849] symlink("/dev/binderfs", "./binderfs" [pid 850] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 849] <... symlink resumed>) = 0 [pid 850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 851 attached [pid 849] write(1, "executing program\n", 18 [pid 851] set_robust_list(0x7f2342d219a0, 24 [pid 850] <... clone3 resumed> => {parent_tid=[105]}, 88) = 105 [pid 849] <... write resumed>) = 18 [pid 851] <... set_robust_list resumed>) = 0 [pid 850] rt_sigprocmask(SIG_SETMASK, [], [pid 851] rt_sigprocmask(SIG_SETMASK, [], [pid 850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 849] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 850] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... futex resumed>) = 0 [pid 850] <... futex resumed>) = 0 [pid 851] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 850] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 851] <... bpf resumed>) = 3 [pid 851] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... rt_sigaction resumed>NULL, 8) = 0 [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 849] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 851] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 850] <... futex resumed>) = 0 [pid 849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 296] <... restart_syscall resumed>) = 0 [pid 851] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 850] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] <... mmap resumed>) = 0x7f2342d01000 [pid 851] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 849] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 851] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... mprotect resumed>) = 0 [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 296] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW [pid 851] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] rt_sigprocmask(SIG_BLOCK, ~[], [pid 851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 850] <... futex resumed>) = 0 [pid 849] <... rt_sigprocmask resumed>[], 8) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 851] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 850] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0}./strace-static-x86_64: Process 852 attached [pid 851] <... bpf resumed>, 56) = 0 [pid 296] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 852] set_robust_list(0x7f2342d219a0, 24 [pid 851] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... clone3 resumed> => {parent_tid=[109]}, 88) = 109 [pid 852] <... set_robust_list resumed>) = 0 [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 849] rt_sigprocmask(SIG_SETMASK, [], [pid 296] <... openat resumed>) = 3 [pid 852] rt_sigprocmask(SIG_SETMASK, [], [pid 851] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 296] newfstatat(3, "", [pid 852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 850] <... futex resumed>) = 0 [pid 849] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 852] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 851] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 850] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 849] <... futex resumed>) = 0 [pid 296] getdents64(3, [pid 852] <... bpf resumed>) = 3 [pid 851] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 852] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 852] <... futex resumed>) = 0 [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 852] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./54/binderfs", [pid 851] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 850] <... futex resumed>) = 0 [pid 849] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 850] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] unlink("./54/binderfs") = 0 [pid 296] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./54/cgroup.net" [pid 851] <... bpf resumed>) = 4 [pid 852] <... futex resumed>) = 0 [pid 849] <... futex resumed>) = 1 [pid 296] <... unlink resumed>) = 0 [pid 852] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 851] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 849] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 852] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 852] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 850] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./54/cgroup.cpu", [pid 852] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 849] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 852] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 849] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./54/cgroup.cpu" [pid 852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 849] <... futex resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 852] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 849] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 852] <... bpf resumed>, 56) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 852] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] newfstatat(AT_FDCWD, "./54/cgroup", [pid 852] <... futex resumed>) = 1 [pid 849] <... futex resumed>) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 852] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 849] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] unlink("./54/cgroup" [pid 852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... unlink resumed>) = 0 [pid 852] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 849] <... futex resumed>) = 0 [pid 296] getdents64(3, [pid 852] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 849] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 852] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] close(3 [pid 852] <... futex resumed>) = 0 [pid 849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... close resumed>) = 0 [pid 852] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 849] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] rmdir("./54" [pid 852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 849] <... futex resumed>) = 0 [pid 296] <... rmdir resumed>) = 0 [pid 852] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 849] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] mkdir("./55", 0777 [pid 844] <... close resumed>) = 0 [pid 843] <... close resumed>) = 0 [pid 843] close(6 [pid 852] <... bpf resumed>) = 4 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] close(7 [pid 296] <... mkdir resumed>) = 0 [pid 852] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 844] close(6 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 852] <... futex resumed>) = 1 [pid 849] <... futex resumed>) = 0 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] close(8 [pid 849] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... futex resumed>) = 0 [pid 843] close(9 [pid 849] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] close(10) = -1 EBADF (Bad file descriptor) [pid 843] close(11) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 853 attached [pid 852] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 844] close(7 [pid 843] close(12 [pid 853] set_robust_list(0x55559251a6a0, 24 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 296] <... clone resumed>, child_tidptr=0x55559251a690) = 112 [pid 853] <... set_robust_list resumed>) = 0 [pid 844] close(8 [pid 843] close(13 [pid 853] chdir("./55" [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... chdir resumed>) = 0 [pid 844] close(9 [pid 843] close(14 [pid 853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... prctl resumed>) = 0 [pid 844] close(10 [pid 843] close(15 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] setpgid(0, 0 [pid 844] close(11 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... setpgid resumed>) = 0 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] close(12 [pid 843] close(16 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 844] close(13 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] close(14 [pid 853] <... symlink resumed>) = 0 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] close(17 [pid 853] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 844] close(15) = -1 EBADF (Bad file descriptor) [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] close(16 [pid 853] <... symlink resumed>) = 0 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] close(18 [pid 853] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 844] close(17 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... symlink resumed>) = 0 [pid 844] close(18) = -1 EBADF (Bad file descriptor) [pid 843] close(19 [pid 853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 844] close(19) = -1 EBADF (Bad file descriptor) [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] close(20) = -1 EBADF (Bad file descriptor) [pid 853] <... openat resumed>) = 3 [pid 844] close(21 [pid 853] write(3, "1000", 4 [pid 843] close(20 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... write resumed>) = 4 [pid 844] close(22 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] close(3 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] close(23) = -1 EBADF (Bad file descriptor) [pid 844] close(24) = -1 EBADF (Bad file descriptor) [pid 844] close(25) = -1 EBADF (Bad file descriptor) [pid 843] close(21 [pid 853] <... close resumed>) = 0 [pid 844] close(26 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] symlink("/dev/binderfs", "./binderfs" [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 844] close(27 [pid 843] close(22 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... symlink resumed>) = 0 [pid 844] close(28) = -1 EBADF (Bad file descriptor) executing program [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] write(1, "executing program\n", 18 [pid 844] close(29 [pid 843] close(23 [pid 853] <... write resumed>) = 18 [pid 844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 844] exit_group(0 [pid 853] <... futex resumed>) = 0 [pid 847] <... futex resumed>) = ? [pid 844] <... exit_group resumed>) = ? [pid 843] close(24 [pid 853] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 847] +++ exited with 0 +++ [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... rt_sigaction resumed>NULL, 8) = 0 [pid 844] +++ exited with 0 +++ [pid 843] close(25 [pid 853] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 843] close(26 [pid 298] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 853] <... mmap resumed>) = 0x7f2342d01000 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 298] restart_syscall(<... resuming interrupted clone ...> [pid 853] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 843] close(27 [pid 853] <... mprotect resumed>) = 0 [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 843] close(28 [pid 853] rt_sigprocmask(SIG_BLOCK, ~[], [pid 843] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... rt_sigprocmask resumed>[], 8) = 0 [pid 853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 843] close(29./strace-static-x86_64: Process 854 attached ) = -1 EBADF (Bad file descriptor) [pid 854] set_robust_list(0x7f2342d219a0, 24 [pid 853] <... clone3 resumed> => {parent_tid=[113]}, 88) = 113 [pid 854] <... set_robust_list resumed>) = 0 [pid 853] rt_sigprocmask(SIG_SETMASK, [], [pid 843] exit_group(0 [pid 854] rt_sigprocmask(SIG_SETMASK, [], [pid 853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 846] <... futex resumed>) = ? [pid 843] <... exit_group resumed>) = ? [pid 854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 853] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 846] +++ exited with 0 +++ [pid 853] <... futex resumed>) = 0 [pid 853] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 854] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 843] +++ exited with 0 +++ [pid 854] <... bpf resumed>) = 3 [pid 854] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] <... futex resumed>) = 0 [pid 295] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 854] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 853] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... futex resumed>) = 0 [pid 854] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 853] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] restart_syscall(<... resuming interrupted clone ...> [pid 854] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 854] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] <... futex resumed>) = 0 [pid 854] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 853] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... futex resumed>) = 0 [pid 854] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 853] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 854] <... bpf resumed>, 56) = 0 [pid 854] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] <... futex resumed>) = 0 [pid 854] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 853] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... futex resumed>) = 0 [pid 854] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 853] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 854] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 854] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] <... futex resumed>) = 0 [pid 854] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 853] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... futex resumed>) = 0 [pid 854] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 853] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... restart_syscall resumed>) = 0 [pid 854] <... bpf resumed>) = 4 [pid 854] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 853] <... futex resumed>) = 0 [pid 854] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 853] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... futex resumed>) = 0 [pid 854] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 853] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 295] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 295] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] getdents64(3, 0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./57/binderfs") = 0 [pid 295] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] unlink("./57/cgroup.net") = 0 [pid 295] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] newfstatat(AT_FDCWD, "./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] <... restart_syscall resumed>) = 0 [pid 295] unlink("./57/cgroup.cpu") = 0 [pid 295] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 298] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 295] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 295] newfstatat(AT_FDCWD, "./57/cgroup", [pid 298] <... openat resumed>) = 3 [pid 295] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] newfstatat(3, "", [pid 295] unlink("./57/cgroup" [pid 298] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 295] <... unlink resumed>) = 0 [pid 298] getdents64(3, [pid 295] getdents64(3, [pid 298] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 295] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] close(3 [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 295] <... close resumed>) = 0 [pid 298] newfstatat(AT_FDCWD, "./56/binderfs", [pid 295] rmdir("./57" [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... rmdir resumed>) = 0 [pid 298] unlink("./56/binderfs" [pid 295] mkdir("./58", 0777 [pid 298] <... unlink resumed>) = 0 [pid 295] <... mkdir resumed>) = 0 [pid 298] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./56/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 298] unlink("./56/cgroup.net") = 0 [pid 298] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 855 attached ) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 295] <... clone resumed>, child_tidptr=0x55559251a690) = 118 [pid 855] set_robust_list(0x55559251a6a0, 24 [pid 298] unlink("./56/cgroup.cpu" [pid 855] <... set_robust_list resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 855] chdir("./58" [pid 298] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 298] newfstatat(AT_FDCWD, "./56/cgroup", [pid 855] <... chdir resumed>) = 0 [pid 298] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 855] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] unlink("./56/cgroup" [pid 855] <... prctl resumed>) = 0 [pid 298] <... unlink resumed>) = 0 [pid 298] getdents64(3, 0x55559251b730 /* 0 entries */, 32768) = 0 [pid 298] close(3 [pid 855] setpgid(0, 0 [pid 298] <... close resumed>) = 0 [pid 855] <... setpgid resumed>) = 0 [pid 298] rmdir("./56") = 0 [pid 298] mkdir("./57", 0777 [pid 855] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 298] <... mkdir resumed>) = 0 [pid 298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 855] <... symlink resumed>) = 0 [pid 855] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu"./strace-static-x86_64: Process 856 attached [pid 856] set_robust_list(0x55559251a6a0, 24 [pid 855] <... symlink resumed>) = 0 [pid 298] <... clone resumed>, child_tidptr=0x55559251a690) = 116 [pid 856] <... set_robust_list resumed>) = 0 [pid 855] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 856] chdir("./57") = 0 [pid 856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 856] setpgid(0, 0 [pid 855] <... symlink resumed>) = 0 [pid 856] <... setpgid resumed>) = 0 [pid 856] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 856] <... symlink resumed>) = 0 [pid 856] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 856] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 855] <... openat resumed>) = 3 [pid 856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 855] write(3, "1000", 4 [pid 856] write(3, "1000", 4) = 4 [pid 855] <... write resumed>) = 4 [pid 856] close(3) = 0 [pid 855] close(3 [pid 856] symlink("/dev/binderfs", "./binderfs") = 0 [pid 855] <... close resumed>) = 0 [pid 856] write(1, "executing program\n", 18executing program ) = 18 [pid 855] symlink("/dev/binderfs", "./binderfs" [pid 856] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 856] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, NULL, 8) = 0 [pid 856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0executing program [pid 855] <... symlink resumed>) = 0 [pid 856] <... mmap resumed>) = 0x7f2342d01000 [pid 856] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 855] write(1, "executing program\n", 18 [pid 856] <... mprotect resumed>) = 0 [pid 856] rt_sigprocmask(SIG_BLOCK, ~[], [pid 855] <... write resumed>) = 18 [pid 854] <... bpf resumed>) = 5 [pid 852] <... bpf resumed>) = 5 [pid 851] <... bpf resumed>) = 5 [pid 856] <... rt_sigprocmask resumed>[], 8) = 0 [pid 855] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 854] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 852] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 851] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 855] <... futex resumed>) = 0 [pid 854] <... futex resumed>) = 1 [pid 853] <... futex resumed>) = 0 [pid 852] <... futex resumed>) = 1 [pid 851] <... futex resumed>) = 1 [pid 850] <... futex resumed>) = 0 [pid 849] <... futex resumed>) = 0 ./strace-static-x86_64: Process 857 attached [pid 855] rt_sigaction(SIGRT_1, {sa_handler=0x7f2342d8f720, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f2342d81030}, [pid 854] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 853] close(3 [pid 852] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 851] futex(0x7f2342dec3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 850] close(3 [pid 849] close(3 [pid 857] set_robust_list(0x7f2342d219a0, 24 [pid 856] <... clone3 resumed> => {parent_tid=[117]}, 88) = 117 [pid 855] <... rt_sigaction resumed>NULL, 8) = 0 [pid 853] <... close resumed>) = 0 [pid 850] <... close resumed>) = 0 [pid 849] <... close resumed>) = 0 [pid 857] <... set_robust_list resumed>) = 0 [pid 856] rt_sigprocmask(SIG_SETMASK, [], [pid 855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 853] close(4 [pid 850] close(4 [pid 849] close(4 [pid 857] rt_sigprocmask(SIG_SETMASK, [], [pid 856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 853] <... close resumed>) = 0 [pid 850] <... close resumed>) = 0 [pid 849] <... close resumed>) = 0 [pid 857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 856] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 853] close(5 [pid 850] close(5 [pid 849] close(5 [pid 857] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 856] <... futex resumed>) = 0 [pid 855] <... mmap resumed>) = 0x7f2342d01000 [pid 853] <... close resumed>) = 0 [pid 849] <... close resumed>) = 0 [pid 857] <... bpf resumed>) = 3 [pid 856] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] mprotect(0x7f2342d02000, 131072, PROT_READ|PROT_WRITE [pid 850] <... close resumed>) = 0 [pid 853] close(6 [pid 849] close(6 [pid 857] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... mprotect resumed>) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(6 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 857] <... futex resumed>) = 0 [pid 856] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] rt_sigprocmask(SIG_BLOCK, ~[], [pid 853] close(7 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(7 [pid 857] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 856] <... futex resumed>) = 0 [pid 855] <... rt_sigprocmask resumed>[], 8) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(7 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 857] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 856] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f2342d21990, parent_tid=0x7f2342d21990, exit_signal=0, stack=0x7f2342d01000, stack_size=0x20300, tls=0x7f2342d216c0} [pid 853] close(8 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 857] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(8 [pid 849] close(8./strace-static-x86_64: Process 858 attached [pid 857] <... futex resumed>) = 0 [pid 856] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] close(9 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] set_robust_list(0x7f2342d219a0, 24 [pid 857] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 856] <... futex resumed>) = 0 [pid 855] <... clone3 resumed> => {parent_tid=[119]}, 88) = 119 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(9 [pid 858] <... set_robust_list resumed>) = 0 [pid 857] <... bpf resumed>, 56) = 0 [pid 856] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] rt_sigprocmask(SIG_SETMASK, [], [pid 853] close(10 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(9 [pid 858] rt_sigprocmask(SIG_SETMASK, [], [pid 857] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(10 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 857] <... futex resumed>) = 0 [pid 856] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] close(11 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(10 [pid 858] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_LPM_TRIE, key_size=8, value_size=12, max_entries=4294967295, map_flags=BPF_F_NO_PREALLOC, inner_map_fd=1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 857] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 856] <... futex resumed>) = 0 [pid 855] <... futex resumed>) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(11 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] <... bpf resumed>) = 3 [pid 857] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 856] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] close(12 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(11 [pid 858] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(12 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] <... futex resumed>) = 0 [pid 857] <... futex resumed>) = 0 [pid 856] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] close(13 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] bpf(BPF_PROG_TEST_RUN, {test={prog_fd=-1, retval=672, data_size_in=0, data_size_out=0, data_in=NULL, data_out=NULL, repeat=36, duration=1610612736, ctx_size_in=0, ctx_size_out=0, ctx_in=NULL, ctx_out=NULL, flags=0, cpu=0}, ...}, 80 [pid 857] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 856] <... futex resumed>) = 0 [pid 855] <... futex resumed>) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(13 [pid 849] close(12 [pid 858] <... bpf resumed>) = -1 EINVAL (Invalid argument) [pid 857] <... bpf resumed>) = 4 [pid 856] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 855] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] close(14 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 857] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(14 [pid 858] <... futex resumed>) = 0 [pid 857] <... futex resumed>) = 0 [pid 856] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] close(15 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(13 [pid 858] bpf(BPF_MAP_UPDATE_BATCH, {batch={keys=0x2000000000c0, values=0x200000000140, count=5, map_fd=3, elem_flags=BPF_ANY, flags=0}} [pid 857] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 856] <... futex resumed>) = 0 [pid 855] <... futex resumed>) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(15 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] <... bpf resumed>, 56) = 0 [pid 856] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 855] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] close(16 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(14 [pid 858] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(16 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] <... futex resumed>) = 0 [pid 855] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] close(17 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(15 [pid 858] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x200000000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=-1, fd_array=NULL}, 144 [pid 855] <... futex resumed>) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(17 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 855] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] close(18 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(16 [pid 858] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(18 [pid 858] <... futex resumed>) = 0 [pid 855] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] close(19 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x200000000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 855] <... futex resumed>) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(19 [pid 858] <... bpf resumed>) = 4 [pid 855] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 853] close(20 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(17 [pid 858] futex(0x7f2342dec3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(20 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] <... futex resumed>) = 0 [pid 855] futex(0x7f2342dec3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 853] close(21 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 858] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="timer_start", prog_fd=4}}, 16 [pid 855] <... futex resumed>) = 0 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(21 [pid 849] close(18 [pid 855] futex(0x7f2342dec3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 853] close(22 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(22 [pid 853] close(23 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(19 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(23 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] close(24 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(20 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(24 [pid 853] close(25 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(25 [pid 853] close(26 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(21 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(26 [pid 853] close(27 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(27 [pid 849] close(22 [pid 853] close(28 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(28 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] close(29 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(23 [pid 853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] close(29 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 853] exit_group(0 [pid 850] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(24 [pid 854] <... futex resumed>) = ? [pid 853] <... exit_group resumed>) = ? [pid 850] exit_group(0 [pid 854] +++ exited with 0 +++ [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(25) = -1 EBADF (Bad file descriptor) [pid 853] +++ exited with 0 +++ [pid 851] <... futex resumed>) = ? [pid 850] <... exit_group resumed>) = ? [pid 849] close(26 [pid 851] +++ exited with 0 +++ [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 850] +++ exited with 0 +++ [pid 849] close(27 [pid 296] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 849] close(28 [pid 296] restart_syscall(<... resuming interrupted clone ...> [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 849] close(29 [pid 296] <... restart_syscall resumed>) = 0 [pid 849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 297] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW [pid 849] exit_group(0) = ? [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 852] <... futex resumed>) = ? [pid 297] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 296] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 852] +++ exited with 0 +++ [pid 849] +++ exited with 0 +++ [pid 297] <... openat resumed>) = 3 [pid 296] <... openat resumed>) = 3 [pid 299] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 297] newfstatat(3, "", [pid 296] newfstatat(3, "", [pid 299] restart_syscall(<... resuming interrupted clone ...> [pid 297] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] getdents64(3, [pid 296] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 297] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] getdents64(3, [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 6 entries */, 32768) = 176 [pid 297] unlink("./51/binderfs") = 0 [pid 296] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] newfstatat(AT_FDCWD, "./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] unlink("./51/cgroup.net") = 0 [pid 297] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 296] newfstatat(AT_FDCWD, "./55/binderfs", [pid 297] newfstatat(AT_FDCWD, "./51/cgroup.cpu", [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] unlink("./55/binderfs" [pid 297] unlink("./51/cgroup.cpu" [pid 296] <... unlink resumed>) = 0 [pid 296] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 296] newfstatat(AT_FDCWD, "./55/cgroup.net", [pid 297] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] newfstatat(AT_FDCWD, "./51/cgroup", [pid 296] unlink("./55/cgroup.net" [pid 297] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] unlink("./51/cgroup" [pid 296] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] <... unlink resumed>) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] getdents64(3, [pid 296] newfstatat(AT_FDCWD, "./55/cgroup.cpu", [pid 297] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 296] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 297] close(3 [pid 296] unlink("./55/cgroup.cpu" [pid 297] <... close resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 297] rmdir("./51") = 0 [pid 296] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 297] mkdir("./52", 0777) = 0 [pid 296] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] newfstatat(AT_FDCWD, "./55/cgroup", ./strace-static-x86_64: Process 859 attached {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 859] set_robust_list(0x55559251a6a0, 24 [pid 297] <... clone resumed>, child_tidptr=0x55559251a690) = 106 [pid 296] unlink("./55/cgroup" [pid 859] <... set_robust_list resumed>) = 0 [pid 296] <... unlink resumed>) = 0 [pid 859] chdir("./52" [pid 296] getdents64(3, [pid 859] <... chdir resumed>) = 0 [pid 296] <... getdents64 resumed>0x55559251b730 /* 0 entries */, 32768) = 0 [pid 859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 296] close(3 [pid 859] <... prctl resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 859] setpgid(0, 0 [pid 296] rmdir("./55" [pid 859] <... setpgid resumed>) = 0