./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1111154750 <...> Warning: Permanently added '10.128.0.109' (ED25519) to the list of known hosts. execve("./syz-executor1111154750", ["./syz-executor1111154750"], 0x7fff6ac2dc70 /* 10 vars */) = 0 brk(NULL) = 0x555590f88000 brk(0x555590f88e00) = 0x555590f88e00 arch_prctl(ARCH_SET_FS, 0x555590f88480) = 0 set_tid_address(0x555590f88750) = 5837 set_robust_list(0x555590f88760, 24) = 0 rseq(0x555590f88da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1111154750", 4096) = 28 getrandom("\xc2\x53\x92\xe7\xd0\x04\x0a\x47", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555590f88e00 brk(0x555590fa9e00) = 0x555590fa9e00 brk(0x555590faa000) = 0x555590faa000 mprotect(0x7f7fe137b000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5838 attached [pid 5838] set_robust_list(0x555590f88760, 24 [pid 5837] <... clone resumed>, child_tidptr=0x555590f88750) = 5838 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5837] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "10000000000", 11) = 11 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "20", 2) = 2 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "1", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "0", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "0", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "1", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "100", 3) = 3 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "0", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "0", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "7 4 1 3", 7) = 7 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "1", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "1", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "0", 1) = 1 [pid 5837] close(3) = 0 [pid 5837] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "5838", 4) = 4 [pid 5837] close(3) = 0 [pid 5837] kill(5838, SIGKILL) = 0 [pid 5838] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5838, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7f7fe12b2ce0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f7fe12bb580}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f7fe12b2ce0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f7fe12bb580}, NULL, 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5839 attached [pid 5839] set_robust_list(0x555590f88760, 24 [pid 5837] <... clone resumed>, child_tidptr=0x555590f88750) = 5839 [pid 5839] <... set_robust_list resumed>) = 0 [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] mkdir("./syzkaller.hbgNkh", 0700./strace-static-x86_64: Process 5840 attached [pid 5837] <... clone resumed>, child_tidptr=0x555590f88750) = 5840 [pid 5840] set_robust_list(0x555590f88760, 24 [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... set_robust_list resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5841 attached [pid 5840] mkdir("./syzkaller.Aq2hEZ", 0700 [pid 5841] set_robust_list(0x555590f88760, 24 [pid 5839] chmod("./syzkaller.hbgNkh", 0777 [pid 5837] <... clone resumed>, child_tidptr=0x555590f88750) = 5841 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5839] <... chmod resumed>) = 0 [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] mkdir("./syzkaller.cWLrnh", 0700 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] chdir("./syzkaller.hbgNkh") = 0 [pid 5840] chmod("./syzkaller.Aq2hEZ", 0777 [pid 5839] mkdir("./0", 0777 [pid 5840] <... chmod resumed>) = 0 [pid 5840] chdir("./syzkaller.Aq2hEZ"./strace-static-x86_64: Process 5842 attached [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... chdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5841] chmod("./syzkaller.cWLrnh", 0777 [pid 5837] <... clone resumed>, child_tidptr=0x555590f88750) = 5842 [pid 5842] set_robust_list(0x555590f88760, 24 [pid 5841] <... chmod resumed>) = 0 [pid 5840] mkdir("./0", 0777 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... set_robust_list resumed>) = 0 [pid 5841] chdir("./syzkaller.cWLrnh" [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5843 attached [pid 5842] mkdir("./syzkaller.uXi37X", 0700 [pid 5841] <... chdir resumed>) = 0 [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5843] set_robust_list(0x555590f88760, 24 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5843] <... set_robust_list resumed>) = 0 [pid 5841] mkdir("./0", 0777 [pid 5839] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5843] mkdir("./syzkaller.LwWsg4", 0700 [pid 5837] <... clone resumed>, child_tidptr=0x555590f88750) = 5843 [pid 5842] <... mkdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5837] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] close(3 [pid 5843] <... mkdir resumed>) = 0 [pid 5839] <... close resumed>) = 0 ./strace-static-x86_64: Process 5844 attached [pid 5843] chmod("./syzkaller.LwWsg4", 0777 [pid 5842] chmod("./syzkaller.uXi37X", 0777 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5844] set_robust_list(0x555590f88760, 24 [pid 5843] <... chmod resumed>) = 0 [pid 5842] <... chmod resumed>) = 0 [pid 5843] chdir("./syzkaller.LwWsg4" [pid 5842] chdir("./syzkaller.uXi37X" [pid 5841] <... openat resumed>) = 3 [pid 5840] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] <... clone resumed>, child_tidptr=0x555590f88750) = 5844 [pid 5842] <... chdir resumed>) = 0 [pid 5844] <... set_robust_list resumed>) = 0 [pid 5843] <... chdir resumed>) = 0 [pid 5844] mkdir("./syzkaller.KxOCOL", 0700 [pid 5843] mkdir("./0", 0777 [pid 5842] mkdir("./0", 0777 [pid 5840] close(3./strace-static-x86_64: Process 5845 attached [pid 5842] <... mkdir resumed>) = 0 [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5840] <... close resumed>) = 0 [pid 5845] set_robust_list(0x555590f88760, 24) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] chdir("./0" [pid 5841] <... ioctl resumed>) = -1 ENXIO (No such device or address) ./strace-static-x86_64: Process 5847 attached [pid 5843] <... mkdir resumed>) = 0 [pid 5841] close(3) = 0 [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5845 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5848 attached [pid 5842] <... openat resumed>) = 3 [pid 5847] set_robust_list(0x555590f88760, 24) = 0 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5847] chdir("./0" [pid 5842] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5848] set_robust_list(0x555590f88760, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5847 [pid 5847] <... chdir resumed>) = 0 [pid 5842] close(3 [pid 5848] <... set_robust_list resumed>) = 0 [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] <... close resumed>) = 0 [pid 5848] chdir("./0" [pid 5847] <... prctl resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... chdir resumed>) = 0 [pid 5847] setpgid(0, 0 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5848 [pid 5847] <... setpgid resumed>) = 0 [pid 5848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5848] setpgid(0, 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5845] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5849 attached [pid 5848] <... setpgid resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5849] set_robust_list(0x555590f88760, 24 [pid 5847] <... openat resumed>) = 3 [pid 5845] <... prctl resumed>) = 0 [pid 5844] chmod("./syzkaller.KxOCOL", 0777 [pid 5843] <... openat resumed>) = 3 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5849 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5845] setpgid(0, 0 [pid 5844] <... chmod resumed>) = 0 [pid 5848] <... openat resumed>) = 3 [pid 5845] <... setpgid resumed>) = 0 [pid 5843] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5847] write(3, "1000", 4 [pid 5845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] chdir("./syzkaller.KxOCOL" [pid 5843] close(3 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5848] write(3, "1000", 4 [pid 5847] <... write resumed>) = 4 [pid 5844] <... chdir resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5849] chdir("./0" [pid 5848] <... write resumed>) = 4 [pid 5847] close(3 [pid 5849] <... chdir resumed>) = 0 [pid 5848] close(3 [pid 5847] <... close resumed>) = 0 [pid 5845] <... openat resumed>) = 3 [pid 5844] mkdir("./0", 0777 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5848] <... close resumed>) = 0 [pid 5847] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5850 attached [pid 5849] <... prctl resumed>) = 0 [pid 5848] symlink("/dev/binderfs", "./binderfs" [pid 5847] <... symlink resumed>) = 0 [pid 5849] setpgid(0, 0 [pid 5848] <... symlink resumed>) = 0 [pid 5849] <... setpgid resumed>) = 0 executing program [pid 5848] write(1, "executing program\n", 18 [pid 5850] set_robust_list(0x555590f88760, 24 [pid 5849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5848] <... write resumed>) = 18 executing program [pid 5847] write(1, "executing program\n", 18 [pid 5845] write(3, "1000", 4 [pid 5844] <... mkdir resumed>) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5850 [pid 5850] <... set_robust_list resumed>) = 0 [pid 5849] <... openat resumed>) = 3 [pid 5848] sched_setaffinity(0, 0, NULL [pid 5847] <... write resumed>) = 18 [pid 5845] <... write resumed>) = 4 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5848] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5847] sched_setaffinity(0, 0, NULL [pid 5845] close(3 [pid 5848] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5847] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5845] <... close resumed>) = 0 [pid 5850] chdir("./0" [pid 5849] write(3, "1000", 4 [pid 5848] <... openat resumed>) = 3 [pid 5847] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5845] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... openat resumed>) = 3 [pid 5849] <... write resumed>) = 4 [pid 5850] <... chdir resumed>) = 0 [pid 5849] close(3 [pid 5848] memfd_create("syzkaller", 0 [pid 5847] <... openat resumed>) = 3 [pid 5845] <... symlink resumed>) = 0 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5849] <... close resumed>) = 0 [pid 5845] write(1, "executing program\n", 18 [pid 5844] <... ioctl resumed>) = -1 ENXIO (No such device or address) executing program [pid 5850] <... prctl resumed>) = 0 [pid 5849] symlink("/dev/binderfs", "./binderfs" [pid 5844] close(3 [pid 5849] <... symlink resumed>) = 0 [pid 5850] setpgid(0, 0) = 0 [pid 5847] memfd_create("syzkaller", 0 [pid 5845] <... write resumed>) = 18 [pid 5844] <... close resumed>) = 0 [pid 5848] <... memfd_create resumed>) = 4 [pid 5848] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 executing program [pid 5849] write(1, "executing program\n", 18 [pid 5850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5847] <... memfd_create resumed>) = 4 [pid 5849] <... write resumed>) = 18 [pid 5847] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5845] sched_setaffinity(0, 0, NULL [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5845] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5849] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5851 attached [pid 5849] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5845] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5847] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5845] <... openat resumed>) = 3 [pid 5851] set_robust_list(0x555590f88760, 24 [pid 5850] <... openat resumed>) = 3 [pid 5849] <... openat resumed>) = 3 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5851 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5851] chdir("./0") = 0 [pid 5851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5845] memfd_create("syzkaller", 0 [pid 5851] setpgid(0, 0) = 0 [pid 5851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5850] write(3, "1000", 4 [pid 5849] memfd_create("syzkaller", 0 [pid 5845] <... memfd_create resumed>) = 4 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... write resumed>) = 4 [pid 5845] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5851] write(3, "1000", 4 [pid 5850] close(3executing program [pid 5849] <... memfd_create resumed>) = 4 [pid 5845] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5850] <... close resumed>) = 0 [pid 5849] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5851] <... write resumed>) = 4 [pid 5851] close(3) = 0 [pid 5851] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5851] write(1, "executing program\n", 18) = 18 [pid 5851] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5851] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5850] symlink("/dev/binderfs", "./binderfs" [pid 5849] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5851] <... openat resumed>) = 3 [pid 5850] <... symlink resumed>) = 0 [pid 5851] memfd_create("syzkaller", 0 [pid 5850] write(1, "executing program\n", 18 [pid 5851] <... memfd_create resumed>) = 4 [pid 5851] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0executing program [pid 5850] <... write resumed>) = 18 [pid 5851] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5850] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5850] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5850] memfd_create("syzkaller", 0 [pid 5847] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5850] <... memfd_create resumed>) = 4 [pid 5848] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5850] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5851] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5849] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5845] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5847] <... write resumed>) = 2097152 [pid 5848] <... write resumed>) = 2097152 [pid 5847] munmap(0x7f7fd8e00000, 138412032 [pid 5850] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5848] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5847] <... munmap resumed>) = 0 [pid 5845] <... write resumed>) = 2097152 [pid 5847] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5847] ioctl(5, LOOP_SET_FD, 4 [pid 5848] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 5 [pid 5848] ioctl(5, LOOP_SET_FD, 4 [pid 5851] <... write resumed>) = 2097152 [pid 5849] <... write resumed>) = 2097152 [pid 5849] munmap(0x7f7fd8e00000, 138412032 [pid 5845] munmap(0x7f7fd8e00000, 138412032 [pid 5851] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5850] <... write resumed>) = 2097152 [pid 5849] <... munmap resumed>) = 0 [pid 5850] munmap(0x7f7fd8e00000, 138412032 [pid 5845] <... munmap resumed>) = 0 [pid 5845] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5845] ioctl(5, LOOP_SET_FD, 4 [pid 5850] <... munmap resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... ioctl resumed>) = 0 [pid 5847] <... ioctl resumed>) = 0 [pid 5851] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 5 [pid 5847] close(4 [pid 5849] <... openat resumed>) = 5 [pid 5848] close(4 [pid 5847] <... close resumed>) = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5849] ioctl(5, LOOP_SET_FD, 4 [pid 5848] <... close resumed>) = 0 [pid 5847] close(5 [pid 5848] close(5 [pid 5847] <... close resumed>) = 0 [pid 5851] ioctl(5, LOOP_SET_FD, 4 [pid 5848] <... close resumed>) = 0 [ 74.835121][ T5847] loop1: detected capacity change from 0 to 4096 [ 74.846120][ T5848] loop2: detected capacity change from 0 to 4096 [ 74.864380][ T5845] loop0: detected capacity change from 0 to 4096 [ 74.875009][ T5849] loop3: detected capacity change from 0 to 4096 [pid 5847] mkdir("./file0", 0777 [pid 5850] <... openat resumed>) = 5 [pid 5848] mkdir("./file0", 0777 [pid 5847] <... mkdir resumed>) = 0 [pid 5845] <... ioctl resumed>) = 0 [pid 5845] close(4 [pid 5848] <... mkdir resumed>) = 0 [pid 5845] <... close resumed>) = 0 [pid 5845] close(5) = 0 [pid 5845] mkdir("./file0", 0777) = 0 [pid 5851] <... ioctl resumed>) = 0 [pid 5850] ioctl(5, LOOP_SET_FD, 4 [pid 5849] <... ioctl resumed>) = 0 [pid 5848] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5847] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5845] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5851] close(4) = 0 [ 74.875346][ T5851] loop5: detected capacity change from 0 to 4096 [ 74.902866][ T5850] loop4: detected capacity change from 0 to 4096 [ 74.916060][ T5848] ======================================================= [ 74.916060][ T5848] WARNING: The mand mount option has been deprecated and [pid 5851] close(5) = 0 [pid 5849] close(4 [pid 5851] mkdir("./file0", 0777 [pid 5850] <... ioctl resumed>) = 0 [pid 5849] <... close resumed>) = 0 [pid 5849] close(5 [pid 5851] <... mkdir resumed>) = 0 [pid 5851] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5850] close(4 [pid 5849] <... close resumed>) = 0 [ 74.916060][ T5848] and is ignored by this kernel. Remove the mand [ 74.916060][ T5848] option from the mount to silence this warning. [ 74.916060][ T5848] ======================================================= [ 74.941036][ T5845] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 74.961289][ T5848] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [ 74.973592][ T5847] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5850] <... close resumed>) = 0 [pid 5849] mkdir("./file0", 0777 [pid 5850] close(5 [pid 5849] <... mkdir resumed>) = 0 [pid 5850] <... close resumed>) = 0 [pid 5849] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5850] mkdir("./file0", 0777) = 0 [ 74.975483][ T5851] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 74.997803][ T5849] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 75.011827][ T5850] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 75.025518][ T5847] ntfs3(loop1): Failed to load $Extend (-22). [pid 5850] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5847] <... mount resumed>) = 0 [ 75.046676][ T5847] ntfs3(loop1): Failed to initialize $Extend. [pid 5847] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5847] chdir("./file0") = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5847] read(3, [pid 5850] <... mount resumed>) = 0 [ 75.107549][ T5850] ntfs3(loop4): Failed to load $Extend (-22). [ 75.124440][ T5845] ntfs3(loop0): Failed to load $Extend (-22). [ 75.138915][ T5850] ntfs3(loop4): Failed to initialize $Extend. [ 75.146902][ T5845] ntfs3(loop0): Failed to initialize $Extend. [pid 5850] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5845] <... mount resumed>) = 0 [pid 5850] <... openat resumed>) = 4 [pid 5845] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5845] chdir("./file0") = 0 [pid 5845] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5845] read(3, [pid 5850] chdir("./file0") = 0 [pid 5850] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5850] read(3, [pid 5851] <... mount resumed>) = 0 [ 75.160482][ T5851] ntfs3(loop5): Failed to load $Extend (-22). [ 75.167846][ T5851] ntfs3(loop5): Failed to initialize $Extend. [ 75.175059][ T5849] ntfs3(loop3): Failed to load $Extend (-22). [ 75.185631][ T5849] ntfs3(loop3): Failed to initialize $Extend. [ 75.197581][ T5848] ntfs3(loop2): Failed to load $Extend (-22). [pid 5851] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5851] chdir("./file0") = 0 [pid 5851] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5849] <... mount resumed>) = 0 [pid 5848] <... mount resumed>) = 0 [pid 5851] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5849] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5848] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5851] read(3, [pid 5849] <... openat resumed>) = 4 [pid 5848] <... openat resumed>) = 4 [pid 5849] chdir("./file0" [pid 5848] chdir("./file0" [pid 5849] <... chdir resumed>) = 0 [pid 5849] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5848] <... chdir resumed>) = 0 [pid 5849] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5848] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5849] read(3, [pid 5848] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 75.205220][ T5848] ntfs3(loop2): Failed to initialize $Extend. [pid 5848] read(3, [pid 5850] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5850] connect(-1, NULL, 0 [pid 5848] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5847] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5848] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5850] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5847] connect(-1, NULL, 0 [pid 5850] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5848] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5847] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5850] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5848] exit_group(0 [pid 5847] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5845] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5850] exit_group(0 [pid 5848] <... exit_group resumed>) = ? [pid 5847] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5845] connect(-1, NULL, 0 [pid 5848] +++ exited with 0 +++ [pid 5850] <... exit_group resumed>) = ? [pid 5847] exit_group(0 [pid 5845] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5845] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5850] +++ exited with 0 +++ [pid 5847] <... exit_group resumed>) = ? [pid 5845] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5848, si_uid=0, si_status=0, si_utime=0, si_stime=28 /* 0.28 s */} --- [pid 5849] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5845] exit_group(0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5850, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=22 /* 0.22 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5849] connect(-1, NULL, 0 [pid 5845] <... exit_group resumed>) = ? [pid 5849] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... restart_syscall resumed>) = 0 [pid 5849] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5847] +++ exited with 0 +++ [pid 5845] +++ exited with 0 +++ [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5849] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5845, si_uid=0, si_status=0, si_utime=0, si_stime=27 /* 0.27 s */} --- [pid 5849] exit_group(0) = ? [pid 5841] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=0, si_stime=29 /* 0.29 s */} --- [pid 5849] +++ exited with 0 +++ [pid 5843] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5849, si_uid=0, si_status=0, si_utime=0, si_stime=24 /* 0.24 s */} --- [pid 5841] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5841] <... openat resumed>) = 3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(3, "", [pid 5839] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] <... openat resumed>) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5841] getdents64(3, [pid 5840] <... restart_syscall resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5843] newfstatat(3, "", [pid 5842] <... restart_syscall resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(3, [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5851] connect(-1, NULL, 0 [pid 5843] getdents64(3, [pid 5841] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5851] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5843] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] unlink("./0/binderfs" [pid 5840] <... openat resumed>) = 3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5851] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... unlink resumed>) = 0 [pid 5840] newfstatat(3, "", [pid 5839] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5851] exit_group(0 [pid 5843] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5842] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5851] <... exit_group resumed>) = ? [pid 5843] unlink("./0/binderfs" [pid 5842] newfstatat(3, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5851] +++ exited with 0 +++ [pid 5843] <... unlink resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] getdents64(3, [pid 5839] unlink("./0/binderfs" [pid 5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] getdents64(3, [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] <... unlink resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5851, si_uid=0, si_status=0, si_utime=0, si_stime=38 /* 0.38 s */} --- [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] <... umount2 resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5840] unlink("./0/binderfs" [pid 5843] <... umount2 resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... unlink resumed>) = 0 [pid 5842] unlink("./0/binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... unlink resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./0/file0", [pid 5844] <... restart_syscall resumed>) = 0 [pid 5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = 0 [pid 5839] <... umount2 resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] newfstatat(AT_FDCWD, "./0/file0", [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... openat resumed>) = 4 [pid 5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] newfstatat(4, "", [pid 5844] <... openat resumed>) = 3 [pid 5843] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] newfstatat(AT_FDCWD, "./0/file0", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] newfstatat(3, "", [pid 5843] <... openat resumed>) = 4 [pid 5842] <... umount2 resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] getdents64(4, [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] newfstatat(4, "", [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] getdents64(4, [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] getdents64(3, [pid 5840] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] getdents64(4, [pid 5843] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] newfstatat(AT_FDCWD, "./0/file0", [pid 5841] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... openat resumed>) = 4 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] close(4 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... openat resumed>) = 4 [pid 5840] newfstatat(4, "", [pid 5839] close(4 [pid 5844] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... close resumed>) = 0 [pid 5842] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... close resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(4, "", [pid 5840] getdents64(4, [pid 5843] rmdir("./0/file0" [pid 5839] rmdir("./0/file0" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... rmdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] <... rmdir resumed>) = 0 [pid 5842] <... openat resumed>) = 4 [pid 5844] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5841] getdents64(4, [pid 5840] getdents64(4, [pid 5842] newfstatat(4, "", [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] close(4 [pid 5844] unlink("./0/binderfs" [pid 5840] <... close resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] rmdir("./0/file0" [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, [pid 5841] getdents64(4, [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5841] close(4) = 0 [pid 5842] getdents64(4, [pid 5841] rmdir("./0/file0" [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5839] getdents64(3, [pid 5842] close(4) = 0 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] rmdir("./0/file0") = 0 [pid 5839] close(3 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] <... close resumed>) = 0 [pid 5841] close(3 [pid 5839] rmdir("./0" [pid 5844] <... unlink resumed>) = 0 [pid 5843] getdents64(3, [pid 5842] getdents64(3, [pid 5841] <... close resumed>) = 0 [pid 5840] getdents64(3, [pid 5839] <... rmdir resumed>) = 0 [pid 5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] <... umount2 resumed>) = 0 [pid 5843] close(3 [pid 5841] rmdir("./0" [pid 5840] close(3 [pid 5839] mkdir("./1", 0777 [pid 5843] <... close resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5843] rmdir("./0" [pid 5842] close(3 [pid 5841] <... rmdir resumed>) = 0 [pid 5840] rmdir("./0" [pid 5843] <... rmdir resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5841] mkdir("./1", 0777 [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] mkdir("./1", 0777 [pid 5842] rmdir("./0" [pid 5840] mkdir("./1", 0777 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... mkdir resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5844] newfstatat(AT_FDCWD, "./0/file0", [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] mkdir("./1", 0777 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] <... openat resumed>) = 3 [pid 5839] <... openat resumed>) = 3 [pid 5844] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5844] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] <... ioctl resumed>) = 0 [pid 5840] <... ioctl resumed>) = 0 [pid 5844] <... openat resumed>) = 4 [pid 5843] close(3 [pid 5840] close(3 [pid 5842] <... mkdir resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5844] newfstatat(4, "", [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5840] <... close resumed>) = 0 [pid 5839] <... ioctl resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5841] <... ioctl resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] close(3 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5841] close(3 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./0/file0") = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./0") = 0 ./strace-static-x86_64: Process 5856 attached [pid 5844] mkdir("./1", 0777) = 0 [pid 5856] set_robust_list(0x555590f88760, 24 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5856] <... set_robust_list resumed>) = 0 [pid 5856] chdir("./1" [pid 5844] <... openat resumed>) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5856] <... chdir resumed>) = 0 [pid 5844] close(3 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5856] setpgid(0, 0 [pid 5842] <... ioctl resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5856 [pid 5856] <... setpgid resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5843] <... close resumed>) = 0 [pid 5842] close(3 [pid 5856] write(3, "1000", 4) = 4 [pid 5856] close(3) = 0 [pid 5856] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5856] write(1, "executing program\n", 18) = 18 [pid 5856] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5856] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5856] memfd_create("syzkaller", 0 [pid 5844] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... close resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5856] <... memfd_create resumed>) = 4 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 ./strace-static-x86_64: Process 5859 attached ./strace-static-x86_64: Process 5857 attached [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5857 ./strace-static-x86_64: Process 5858 attached [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5858 [pid 5858] set_robust_list(0x555590f88760, 24) = 0 [pid 5858] chdir("./1") = 0 [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5859] set_robust_list(0x555590f88760, 24 [pid 5858] <... prctl resumed>) = 0 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5857] set_robust_list(0x555590f88760, 24./strace-static-x86_64: Process 5860 attached [pid 5859] chdir("./1" [pid 5858] setpgid(0, 0 [pid 5857] <... set_robust_list resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5860 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5859 [pid 5858] <... setpgid resumed>) = 0 [pid 5857] chdir("./1" [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5861 attached [pid 5860] set_robust_list(0x555590f88760, 24 [pid 5859] <... chdir resumed>) = 0 [pid 5858] <... openat resumed>) = 3 [pid 5857] <... chdir resumed>) = 0 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5858] write(3, "1000", 4 [pid 5859] setpgid(0, 0 [pid 5858] <... write resumed>) = 4 [pid 5857] setpgid(0, 0 [pid 5858] close(3 [pid 5861] set_robust_list(0x555590f88760, 24 [pid 5860] <... set_robust_list resumed>) = 0 [pid 5859] <... setpgid resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5857] <... setpgid resumed>) = 0 [pid 5861] <... set_robust_list resumed>) = 0 [pid 5860] chdir("./1" [pid 5858] symlink("/dev/binderfs", "./binderfs" [pid 5860] <... chdir resumed>) = 0 [pid 5858] <... symlink resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5861] chdir("./1"executing program [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] write(1, "executing program\n", 18 [pid 5861] <... chdir resumed>) = 0 [pid 5860] <... prctl resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] <... write resumed>) = 18 [pid 5857] <... openat resumed>) = 3 [pid 5856] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5861 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5860] setpgid(0, 0 [pid 5858] sched_setaffinity(0, 0, NULL [pid 5860] <... setpgid resumed>) = 0 [pid 5858] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5858] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5861] <... prctl resumed>) = 0 [pid 5858] <... openat resumed>) = 3 [pid 5861] setpgid(0, 0 [pid 5860] <... openat resumed>) = 3 [pid 5857] write(3, "1000", 4 [pid 5861] <... setpgid resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5857] <... write resumed>) = 4 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5860] write(3, "1000", 4 [pid 5859] write(3, "1000", 4 [pid 5858] memfd_create("syzkaller", 0 [pid 5857] close(3 [pid 5859] <... write resumed>) = 4 [pid 5859] close(3) = 0 [pid 5858] <... memfd_create resumed>) = 4 [pid 5858] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5859] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5857] <... close resumed>) = 0 [pid 5860] <... write resumed>) = 4 [pid 5860] close(3) = 0 [pid 5860] symlink("/dev/binderfs", "./binderfs" [pid 5859] write(1, "executing program\n", 18executing program executing program [pid 5857] symlink("/dev/binderfs", "./binderfs" [pid 5859] <... write resumed>) = 18 [pid 5860] <... symlink resumed>) = 0 [pid 5859] sched_setaffinity(0, 0, NULL [pid 5857] <... symlink resumed>) = 0 [pid 5859] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5857] write(1, "executing program\n", 18 [pid 5861] <... openat resumed>) = 3 [pid 5860] write(1, "executing program\n", 18 [pid 5859] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLYexecuting program executing program [pid 5857] <... write resumed>) = 18 [pid 5857] sched_setaffinity(0, 0, NULL [pid 5861] write(3, "1000", 4 [pid 5860] <... write resumed>) = 18 [pid 5861] <... write resumed>) = 4 [pid 5860] sched_setaffinity(0, 0, NULL [pid 5861] close(3 [pid 5860] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5861] <... close resumed>) = 0 [pid 5860] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5860] <... openat resumed>) = 3 [pid 5861] <... symlink resumed>) = 0 [pid 5860] memfd_create("syzkaller", 0 [pid 5861] write(1, "executing program\n", 18 [pid 5860] <... memfd_create resumed>) = 4 [pid 5861] <... write resumed>) = 18 [pid 5860] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5861] sched_setaffinity(0, 0, NULL [pid 5860] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5859] <... openat resumed>) = 3 [pid 5857] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5861] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5859] memfd_create("syzkaller", 0 [pid 5858] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5857] memfd_create("syzkaller", 0 [pid 5861] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5861] memfd_create("syzkaller", 0) = 4 [pid 5861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5856] <... write resumed>) = 2097152 [pid 5861] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5860] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5859] <... memfd_create resumed>) = 4 [pid 5857] <... memfd_create resumed>) = 4 [pid 5856] munmap(0x7f7fd8e00000, 138412032 [pid 5857] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5859] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5857] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5856] <... munmap resumed>) = 0 [pid 5859] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5856] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5856] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5856] close(4) = 0 [pid 5856] close(5) = 0 [pid 5856] mkdir("./file0", 0777) = 0 [ 76.464042][ T5856] loop1: detected capacity change from 0 to 4096 [pid 5856] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5858] <... write resumed>) = 2097152 [pid 5861] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5858] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 5 [pid 5858] ioctl(5, LOOP_SET_FD, 4 [pid 5859] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5857] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5860] <... write resumed>) = 2097152 [pid 5860] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5858] <... ioctl resumed>) = 0 [pid 5860] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5858] close(4) = 0 [ 76.515450][ T5856] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [ 76.548176][ T5858] loop4: detected capacity change from 0 to 4096 [pid 5858] close(5) = 0 [pid 5860] <... openat resumed>) = 5 [pid 5858] mkdir("./file0", 0777 [pid 5860] ioctl(5, LOOP_SET_FD, 4 [pid 5858] <... mkdir resumed>) = 0 [pid 5860] <... ioctl resumed>) = 0 [pid 5858] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5861] <... write resumed>) = 2097152 [pid 5859] <... write resumed>) = 2097152 [pid 5857] <... write resumed>) = 2097152 [ 76.589898][ T5860] loop3: detected capacity change from 0 to 4096 [ 76.620229][ T5858] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5861] munmap(0x7f7fd8e00000, 138412032 [pid 5860] close(4 [pid 5859] munmap(0x7f7fd8e00000, 138412032 [pid 5857] munmap(0x7f7fd8e00000, 138412032 [pid 5860] <... close resumed>) = 0 [pid 5859] <... munmap resumed>) = 0 [pid 5860] close(5) = 0 [pid 5860] mkdir("./file0", 0777 [pid 5861] <... munmap resumed>) = 0 [pid 5860] <... mkdir resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5860] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5861] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5859] <... openat resumed>) = 5 [pid 5857] <... munmap resumed>) = 0 [pid 5861] <... openat resumed>) = 5 [pid 5859] ioctl(5, LOOP_SET_FD, 4 [pid 5861] ioctl(5, LOOP_SET_FD, 4 [pid 5859] <... ioctl resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5856] <... mount resumed>) = 0 [pid 5856] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5856] chdir("./file0") = 0 [pid 5856] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5856] read(3, [pid 5857] <... openat resumed>) = 5 [ 76.636191][ T5856] ntfs3(loop1): Failed to load $Extend (-22). [ 76.645146][ T5856] ntfs3(loop1): Failed to initialize $Extend. [ 76.655473][ T5860] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 76.673536][ T5859] loop2: detected capacity change from 0 to 4096 [ 76.682878][ T5861] loop5: detected capacity change from 0 to 4096 [pid 5861] <... ioctl resumed>) = 0 [pid 5859] close(4 [pid 5857] ioctl(5, LOOP_SET_FD, 4 [pid 5861] close(4 [pid 5859] <... close resumed>) = 0 [pid 5859] close(5 [pid 5861] <... close resumed>) = 0 [pid 5859] <... close resumed>) = 0 [pid 5857] <... ioctl resumed>) = 0 [pid 5861] close(5 [pid 5859] mkdir("./file0", 0777 [pid 5861] <... close resumed>) = 0 [pid 5861] mkdir("./file0", 0777 [pid 5859] <... mkdir resumed>) = 0 [pid 5857] close(4 [pid 5861] <... mkdir resumed>) = 0 [pid 5859] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5857] <... close resumed>) = 0 [pid 5857] close(5) = 0 [ 76.698358][ T5857] loop0: detected capacity change from 0 to 4096 [ 76.732823][ T5859] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5861] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5857] mkdir("./file0", 0777) = 0 [ 76.745543][ T5861] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 76.761709][ T5858] ntfs3(loop4): Failed to load $Extend (-22). [ 76.767833][ T5858] ntfs3(loop4): Failed to initialize $Extend. [ 76.774639][ T5857] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 76.790528][ T5860] ntfs3(loop3): Failed to load $Extend (-22). [pid 5857] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5858] <... mount resumed>) = 0 [pid 5858] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5858] chdir("./file0") = 0 [pid 5858] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5858] read(3, [pid 5860] <... mount resumed>) = 0 [ 76.809207][ T5860] ntfs3(loop3): Failed to initialize $Extend. [ 76.841076][ T5861] ntfs3(loop5): Failed to load $Extend (-22). [pid 5860] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5860] chdir("./file0") = 0 [pid 5860] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5860] read(3, [pid 5861] <... mount resumed>) = 0 [pid 5859] <... mount resumed>) = 0 [pid 5857] <... mount resumed>) = 0 [pid 5859] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5859] chdir("./file0") = 0 [pid 5857] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5861] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5859] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5857] <... openat resumed>) = 4 [pid 5861] <... openat resumed>) = 4 [pid 5859] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] chdir("./file0" [pid 5859] read(3, [pid 5857] <... chdir resumed>) = 0 [pid 5861] chdir("./file0" [pid 5857] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5861] <... chdir resumed>) = 0 [pid 5857] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5861] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5857] read(3, [pid 5861] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 76.854633][ T5859] ntfs3(loop2): Failed to load $Extend (-22). [ 76.870926][ T5857] ntfs3(loop0): Failed to load $Extend (-22). [ 76.877215][ T5861] ntfs3(loop5): Failed to initialize $Extend. [ 76.884830][ T5859] ntfs3(loop2): Failed to initialize $Extend. [ 76.893830][ T5857] ntfs3(loop0): Failed to initialize $Extend. [pid 5861] read(3, [pid 5856] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5856] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5856] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5856] exit_group(0) = ? [pid 5856] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5840] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./1/binderfs") = 0 [pid 5840] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5840] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, [pid 5857] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5857] connect(-1, NULL, 0 [pid 5840] getdents64(4, [pid 5857] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5857] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5840] close(4 [pid 5857] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... close resumed>) = 0 [pid 5857] exit_group(0 [pid 5840] rmdir("./1/file0" [pid 5857] <... exit_group resumed>) = ? [pid 5840] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./1") = 0 [pid 5840] mkdir("./2", 0777 [pid 5857] +++ exited with 0 +++ [pid 5840] <... mkdir resumed>) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5840] <... openat resumed>) = 3 [pid 5839] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... ioctl resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] close(3 [pid 5839] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./1/binderfs") = 0 [pid 5839] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5839] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] <... close resumed>) = 0 [pid 5839] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] getdents64(4, ./strace-static-x86_64: Process 5863 attached [pid 5863] set_robust_list(0x555590f88760, 24) = 0 [pid 5863] chdir("./2" [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5863 [pid 5863] <... chdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5839] getdents64(4, [pid 5863] setpgid(0, 0 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5863] <... setpgid resumed>) = 0 [pid 5839] close(4 [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... close resumed>) = 0 [pid 5863] <... openat resumed>) = 3 [pid 5839] rmdir("./1/file0") = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5863] write(3, "1000", 4 [pid 5839] close(3 [pid 5863] <... write resumed>) = 4 [pid 5839] <... close resumed>) = 0 [pid 5863] close(3 [pid 5839] rmdir("./1" [pid 5863] <... close resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5863] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5839] mkdir("./2", 0777executing program [pid 5863] write(1, "executing program\n", 18) = 18 [pid 5839] <... mkdir resumed>) = 0 [pid 5863] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5863] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5863] memfd_create("syzkaller", 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5861] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5863] <... memfd_create resumed>) = 4 [pid 5858] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5839] <... ioctl resumed>) = 0 [pid 5863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5858] connect(-1, NULL, 0 [pid 5839] close(3 [pid 5863] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5861] connect(-1, NULL, 0 [pid 5860] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5861] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5858] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5860] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5860] exit_group(0) = ? [pid 5861] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5861] exit_group(0 [pid 5858] exit_group(0 [pid 5861] <... exit_group resumed>) = ? [pid 5861] +++ exited with 0 +++ [pid 5859] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5858] <... exit_group resumed>) = ? [pid 5839] <... close resumed>) = 0 [pid 5860] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=0, si_stime=19 /* 0.19 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5842] <... restart_syscall resumed>) = 0 [pid 5858] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=35 /* 0.35 s */} --- [pid 5842] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... restart_syscall resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5864 attached ) = 3 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5864] set_robust_list(0x555590f88760, 24 [pid 5842] newfstatat(3, "", [pid 5864] <... set_robust_list resumed>) = 0 [pid 5864] chdir("./2" [pid 5844] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5864 [pid 5842] getdents64(3, [pid 5844] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5864] <... chdir resumed>) = 0 [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5864] setpgid(0, 0) = 0 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... openat resumed>) = 3 [pid 5843] <... openat resumed>) = 3 [pid 5859] connect(-1, NULL, 0 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, [pid 5859] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5864] <... openat resumed>) = 3 [pid 5859] exit_group(0) = ? [pid 5859] +++ exited with 0 +++ [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5864] write(3, "1000", 4) = 4 [pid 5864] close(3) = 0 [pid 5864] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5863] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152executing program [pid 5844] newfstatat(3, "", [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=20 /* 0.20 s */} --- [pid 5864] write(1, "executing program\n", 18 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5864] <... write resumed>) = 18 [pid 5844] getdents64(3, [pid 5843] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... restart_syscall resumed>) = 0 [pid 5864] sched_setaffinity(0, 0, NULL [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5864] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5864] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5864] <... openat resumed>) = 3 [pid 5844] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] unlink("./1/binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] unlink("./1/binderfs") = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] newfstatat(3, "", [pid 5864] memfd_create("syzkaller", 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5864] <... memfd_create resumed>) = 4 [pid 5844] <... umount2 resumed>) = 0 [pid 5843] unlink("./1/binderfs" [pid 5842] <... umount2 resumed>) = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5841] unlink("./1/binderfs" [pid 5864] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5863] <... write resumed>) = 2097152 [pid 5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... unlink resumed>) = 0 [pid 5863] munmap(0x7f7fd8e00000, 138412032 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... umount2 resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./1/file0", [pid 5841] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5863] <... munmap resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... umount2 resumed>) = 0 [pid 5841] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./1/file0", [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5864] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5844] newfstatat(4, "", [pid 5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... openat resumed>) = 4 [pid 5844] getdents64(4, [pid 5843] newfstatat(AT_FDCWD, "./1/file0", [pid 5842] <... openat resumed>) = 4 [pid 5841] newfstatat(4, "", [pid 5863] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(4, "", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5863] <... openat resumed>) = 5 [pid 5844] getdents64(4, [pid 5843] umount2("./1/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 5863] ioctl(5, LOOP_SET_FD, 4 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] getdents64(4, [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] close(4 [pid 5843] openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./1/file0" [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4 [pid 5843] <... openat resumed>) = 4 [pid 5844] <... rmdir resumed>) = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] <... close resumed>) = 0 [pid 5844] close(3 [pid 5843] newfstatat(4, "", [pid 5841] rmdir("./1/file0" [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./1" [pid 5843] getdents64(4, [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] <... rmdir resumed>) = 0 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, [pid 5841] getdents64(3, [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./1/file0" [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] getdents64(4, [pid 5842] <... rmdir resumed>) = 0 [pid 5841] close(3 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] <... close resumed>) = 0 [pid 5843] close(4 [pid 5841] rmdir("./1" [pid 5843] <... close resumed>) = 0 [pid 5842] getdents64(3, [pid 5841] <... rmdir resumed>) = 0 [pid 5843] rmdir("./1/file0" [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] mkdir("./2", 0777 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] close(3 [pid 5841] <... mkdir resumed>) = 0 [pid 5843] getdents64(3, [pid 5842] <... close resumed>) = 0 [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] rmdir("./1" [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5844] mkdir("./2", 0777 [pid 5842] <... rmdir resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5843] close(3) = 0 [pid 5843] rmdir("./1" [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5844] <... mkdir resumed>) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5841] <... ioctl resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5842] mkdir("./2", 0777 [pid 5841] close(3 [pid 5864] <... write resumed>) = 2097152 [pid 5863] <... ioctl resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5843] mkdir("./2", 0777 [pid 5842] <... mkdir resumed>) = 0 [pid 5864] munmap(0x7f7fd8e00000, 138412032 [pid 5863] close(4 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5864] <... munmap resumed>) = 0 [pid 5863] <... close resumed>) = 0 [pid 5844] <... ioctl resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] <... close resumed>) = 0 [pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] <... openat resumed>) = 3 [pid 5864] <... openat resumed>) = 5 [pid 5863] close(5 [pid 5844] close(3 [pid 5843] <... openat resumed>) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD [ 77.848029][ T5863] loop1: detected capacity change from 0 to 4096 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5864] ioctl(5, LOOP_SET_FD, 4 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5842] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5865 attached [pid 5864] <... ioctl resumed>) = 0 [pid 5863] <... close resumed>) = 0 [pid 5842] close(3 [pid 5843] <... ioctl resumed>) = 0 [pid 5865] set_robust_list(0x555590f88760, 24 [pid 5863] mkdir("./file0", 0777 [pid 5843] close(3 [pid 5865] <... set_robust_list resumed>) = 0 [pid 5863] <... mkdir resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5865 [pid 5865] chdir("./2") = 0 [pid 5863] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... close resumed>) = 0 [pid 5865] <... prctl resumed>) = 0 [pid 5864] close(4) = 0 [pid 5864] close(5) = 0 [pid 5865] setpgid(0, 0 [pid 5864] mkdir("./file0", 0777) = 0 [ 77.909752][ T5864] loop0: detected capacity change from 0 to 4096 [ 77.940035][ T5863] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5864] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] <... close resumed>) = 0 [pid 5865] <... setpgid resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5867 ./strace-static-x86_64: Process 5868 attached ./strace-static-x86_64: Process 5867 attached ./strace-static-x86_64: Process 5866 attached [pid 5865] write(3, "1000", 4 [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5866 [pid 5865] <... write resumed>) = 4 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5868 [pid 5867] set_robust_list(0x555590f88760, 24 [pid 5866] set_robust_list(0x555590f88760, 24 [pid 5865] close(3 [pid 5867] <... set_robust_list resumed>) = 0 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5865] <... close resumed>) = 0 executing program [pid 5868] set_robust_list(0x555590f88760, 24 [pid 5867] chdir("./2" [pid 5866] chdir("./2" [pid 5865] symlink("/dev/binderfs", "./binderfs" [pid 5867] <... chdir resumed>) = 0 [pid 5866] <... chdir resumed>) = 0 [pid 5868] <... set_robust_list resumed>) = 0 [pid 5868] chdir("./2" [pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5865] <... symlink resumed>) = 0 [pid 5868] <... chdir resumed>) = 0 [pid 5867] <... prctl resumed>) = 0 [pid 5866] <... prctl resumed>) = 0 [pid 5865] write(1, "executing program\n", 18 [pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5866] setpgid(0, 0 [pid 5865] <... write resumed>) = 18 [pid 5868] setpgid(0, 0 [pid 5867] setpgid(0, 0 [pid 5868] <... setpgid resumed>) = 0 [pid 5866] <... setpgid resumed>) = 0 [pid 5865] sched_setaffinity(0, 0, NULL [pid 5867] <... setpgid resumed>) = 0 [pid 5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5865] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5867] <... openat resumed>) = 3 [pid 5865] <... openat resumed>) = 3 [pid 5868] write(3, "1000", 4) = 4 [pid 5868] close(3) = 0 [pid 5868] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5867] write(3, "1000", 4 [pid 5865] memfd_create("syzkaller", 0 executing program [pid 5868] write(1, "executing program\n", 18) = 18 [pid 5868] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5868] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5867] <... write resumed>) = 4 [pid 5866] <... openat resumed>) = 3 [pid 5865] <... memfd_create resumed>) = 4 [pid 5868] <... openat resumed>) = 3 [pid 5868] memfd_create("syzkaller", 0 [pid 5867] close(3 [pid 5866] write(3, "1000", 4 [pid 5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5863] <... mount resumed>) = 0 [pid 5867] <... close resumed>) = 0 [pid 5866] <... write resumed>) = 4 [pid 5865] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5863] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5868] <... memfd_create resumed>) = 4 [pid 5867] symlink("/dev/binderfs", "./binderfs" [pid 5866] close(3 [pid 5868] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5867] <... symlink resumed>) = 0 [pid 5866] <... close resumed>) = 0 [pid 5863] <... openat resumed>) = 4 executing program [pid 5867] write(1, "executing program\n", 18 [pid 5866] symlink("/dev/binderfs", "./binderfs" [pid 5863] chdir("./file0" [pid 5867] <... write resumed>) = 18 [pid 5866] <... symlink resumed>) = 0 [pid 5867] sched_setaffinity(0, 0, NULLexecuting program ) = -1 EINVAL (Invalid argument) [pid 5866] write(1, "executing program\n", 18 [pid 5863] <... chdir resumed>) = 0 [ 77.956411][ T5864] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 77.991320][ T5863] ntfs3(loop1): Failed to load $Extend (-22). [ 78.003604][ T5863] ntfs3(loop1): Failed to initialize $Extend. [pid 5867] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5866] <... write resumed>) = 18 [pid 5863] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5867] <... openat resumed>) = 3 [pid 5866] sched_setaffinity(0, 0, NULL [pid 5863] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5866] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5863] read(3, [pid 5867] memfd_create("syzkaller", 0 [pid 5866] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5865] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5867] <... memfd_create resumed>) = 4 [pid 5866] memfd_create("syzkaller", 0 [pid 5868] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5866] <... memfd_create resumed>) = 4 [pid 5866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5867] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5866] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5864] <... mount resumed>) = 0 [pid 5864] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5864] chdir("./file0") = 0 [pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 78.032748][ T5864] ntfs3(loop0): Failed to load $Extend (-22). [ 78.059353][ T5864] ntfs3(loop0): Failed to initialize $Extend. [pid 5864] read(3, [pid 5865] <... write resumed>) = 2097152 [pid 5866] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5867] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5865] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5868] <... write resumed>) = 2097152 [pid 5865] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 5 [pid 5868] munmap(0x7f7fd8e00000, 138412032 [pid 5865] ioctl(5, LOOP_SET_FD, 4 [pid 5868] <... munmap resumed>) = 0 [pid 5866] <... write resumed>) = 2097152 [pid 5865] <... ioctl resumed>) = 0 [pid 5868] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 5 [pid 5866] munmap(0x7f7fd8e00000, 138412032 [pid 5865] close(4) = 0 [pid 5868] ioctl(5, LOOP_SET_FD, 4 [pid 5866] <... munmap resumed>) = 0 [pid 5865] close(5) = 0 [pid 5865] mkdir("./file0", 0777 [pid 5866] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5865] <... mkdir resumed>) = 0 [pid 5865] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5866] <... openat resumed>) = 5 [pid 5867] <... write resumed>) = 2097152 [pid 5868] <... ioctl resumed>) = 0 [pid 5868] close(4) = 0 [pid 5868] close(5) = 0 [pid 5868] mkdir("./file0", 0777) = 0 [ 78.209196][ T5865] loop2: detected capacity change from 0 to 4096 [ 78.221154][ T5868] loop3: detected capacity change from 0 to 4096 [ 78.247610][ T5865] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5868] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5866] ioctl(5, LOOP_SET_FD, 4 [pid 5867] munmap(0x7f7fd8e00000, 138412032 [pid 5866] <... ioctl resumed>) = 0 [pid 5866] close(4) = 0 [pid 5867] <... munmap resumed>) = 0 [pid 5866] close(5) = 0 [pid 5866] mkdir("./file0", 0777 [pid 5867] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 5 [pid 5867] ioctl(5, LOOP_SET_FD, 4 [pid 5866] <... mkdir resumed>) = 0 [ 78.259870][ T5866] loop4: detected capacity change from 0 to 4096 [ 78.278925][ T5868] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 78.299807][ T5867] loop5: detected capacity change from 0 to 4096 [pid 5866] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5867] <... ioctl resumed>) = 0 [pid 5863] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5863] connect(-1, NULL, 0 [pid 5867] close(4) = 0 [pid 5867] close(5) = 0 [pid 5867] mkdir("./file0", 0777) = 0 [pid 5867] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5863] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5863] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [ 78.309145][ T5866] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 78.334028][ T5867] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 78.336015][ T5865] ntfs3(loop2): Failed to load $Extend (-22). [pid 5863] exit_group(0) = ? [pid 5863] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5840] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./2/binderfs") = 0 [pid 5840] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5865] <... mount resumed>) = 0 [ 78.354902][ T5865] ntfs3(loop2): Failed to initialize $Extend. [ 78.367446][ T5868] ntfs3(loop3): Failed to load $Extend (-22). [pid 5865] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5840] <... umount2 resumed>) = 0 [pid 5865] <... openat resumed>) = 4 [pid 5840] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./2/file0" [pid 5865] chdir("./file0" [pid 5840] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./2" [pid 5865] <... chdir resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5865] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5868] <... mount resumed>) = 0 [pid 5868] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5868] chdir("./file0") = 0 [pid 5865] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] mkdir("./3", 0777 [pid 5868] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5840] <... mkdir resumed>) = 0 [pid 5868] read(3, [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [ 78.405736][ T5868] ntfs3(loop3): Failed to initialize $Extend. [ 78.406441][ T5866] ntfs3(loop4): Failed to load $Extend (-22). [ 78.444519][ T5867] ntfs3(loop5): Failed to load $Extend (-22). [pid 5865] read(3, [pid 5840] <... openat resumed>) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 5866] <... mount resumed>) = 0 [ 78.449354][ T5866] ntfs3(loop4): Failed to initialize $Extend. [pid 5866] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5866] chdir("./file0" [pid 5840] <... close resumed>) = 0 [pid 5866] <... chdir resumed>) = 0 [pid 5866] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5866] read(3, [pid 5867] <... mount resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555590f88750) = 5869 ./strace-static-x86_64: Process 5869 attached [pid 5867] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5867] chdir("./file0") = 0 [pid 5867] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5867] read(3, [ 78.480086][ T5867] ntfs3(loop5): Failed to initialize $Extend. [pid 5869] set_robust_list(0x555590f88760, 24) = 0 [pid 5869] chdir("./3") = 0 [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5869] setpgid(0, 0) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5869] write(3, "1000", 4) = 4 [pid 5869] close(3) = 0 [pid 5869] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5869] write(1, "executing program\n", 18executing program ) = 18 [pid 5869] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5869] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5869] memfd_create("syzkaller", 0) = 4 [pid 5869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5869] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5864] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5864] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5864] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5864] exit_group(0) = ? [pid 5864] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5839] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, [pid 5869] <... write resumed>) = 2097152 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5869] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5839] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./2/binderfs") = 0 [pid 5839] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5869] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5839] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5869] ioctl(5, LOOP_SET_FD, 4 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5839] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] close(4) = 0 [pid 5839] rmdir("./2/file0") = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5869] <... ioctl resumed>) = 0 [pid 5869] close(4 [pid 5839] rmdir("./2" [pid 5869] <... close resumed>) = 0 [pid 5869] close(5 [pid 5839] <... rmdir resumed>) = 0 [ 78.998760][ T5869] loop1: detected capacity change from 0 to 4096 [pid 5869] <... close resumed>) = 0 [pid 5869] mkdir("./file0", 0777) = 0 [pid 5869] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5839] mkdir("./3", 0777) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] close(3 [pid 5867] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5865] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5867] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5867] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5867] exit_group(0) = ? [pid 5867] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=0, si_stime=22 /* 0.22 s */} --- [pid 5844] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5844] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./2/binderfs") = 0 [ 79.070431][ T5869] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5865] connect(-1, NULL, 0 [pid 5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5865] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5865] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5844] <... umount2 resumed>) = 0 [pid 5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", [pid 5865] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... close resumed>) = 0 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5865] exit_group(0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./2/file0" [pid 5865] <... exit_group resumed>) = ? [pid 5844] <... rmdir resumed>) = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./2") = 0 [pid 5844] mkdir("./3", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5865] +++ exited with 0 +++ [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=0, si_stime=25 /* 0.25 s */} --- ./strace-static-x86_64: Process 5870 attached [pid 5870] set_robust_list(0x555590f88760, 24 [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5870 [pid 5870] <... set_robust_list resumed>) = 0 [pid 5870] chdir("./3" [pid 5841] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] <... chdir resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5870] <... prctl resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5841] newfstatat(3, "", [pid 5870] setpgid(0, 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5870] <... setpgid resumed>) = 0 [pid 5841] getdents64(3, [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5870] <... openat resumed>) = 3 [pid 5841] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] write(3, "1000", 4 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] <... write resumed>) = 4 [pid 5841] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5870] close(3 [pid 5868] connect(-1, NULL, 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] <... close resumed>) = 0 [pid 5868] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] <... close resumed>) = 0 [pid 5841] unlink("./2/binderfs" [pid 5870] symlink("/dev/binderfs", "./binderfs" [pid 5868] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program [pid 5870] <... symlink resumed>) = 0 [pid 5868] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5871 attached [pid 5870] write(1, "executing program\n", 18 [pid 5841] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] set_robust_list(0x555590f88760, 24 [pid 5870] <... write resumed>) = 18 [pid 5871] <... set_robust_list resumed>) = 0 [pid 5868] exit_group(0 [pid 5870] sched_setaffinity(0, 0, NULL [pid 5868] <... exit_group resumed>) = ? [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5871 [pid 5871] chdir("./3" [pid 5870] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... umount2 resumed>) = 0 [pid 5871] <... chdir resumed>) = 0 [pid 5870] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5841] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] <... openat resumed>) = 3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5868] +++ exited with 0 +++ [pid 5870] memfd_create("syzkaller", 0 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5868, si_uid=0, si_status=0, si_utime=0, si_stime=31 /* 0.31 s */} --- [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] newfstatat(AT_FDCWD, "./2/file0", [pid 5871] <... prctl resumed>) = 0 [pid 5870] <... memfd_create resumed>) = 4 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5871] setpgid(0, 0 [pid 5870] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5841] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] <... setpgid resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5869] <... mount resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5870] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5869] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5871] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 4 [pid 5869] <... openat resumed>) = 4 [pid 5871] write(3, "1000", 4 [pid 5841] newfstatat(4, "", [pid 5871] <... write resumed>) = 4 [pid 5869] chdir("./file0" [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5871] close(3 [pid 5869] <... chdir resumed>) = 0 [pid 5841] getdents64(4, [pid 5871] <... close resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5871] symlink("/dev/binderfs", "./binderfs" [pid 5869] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5869] read(3, [pid 5871] <... symlink resumed>) = 0 [pid 5842] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(4, [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 executing program [pid 5871] write(1, "executing program\n", 18 [pid 5842] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] close(4) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5841] rmdir("./2/file0" [pid 5871] <... write resumed>) = 18 [pid 5842] newfstatat(3, "", [pid 5871] sched_setaffinity(0, 0, NULL [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5871] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [ 79.223030][ T5869] ntfs3(loop1): Failed to load $Extend (-22). [ 79.239356][ T5869] ntfs3(loop1): Failed to initialize $Extend. [pid 5842] getdents64(3, [pid 5841] getdents64(3, [pid 5871] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5870] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5842] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5871] <... openat resumed>) = 3 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] close(3 [pid 5842] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5841] <... close resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] rmdir("./2" [pid 5842] unlink("./2/binderfs" [pid 5841] <... rmdir resumed>) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] mkdir("./3", 0777 [pid 5871] memfd_create("syzkaller", 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5871] <... memfd_create resumed>) = 4 [pid 5841] <... ioctl resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] close(3 [pid 5871] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5842] newfstatat(AT_FDCWD, "./2/file0", [pid 5871] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./2/file0" [pid 5841] <... close resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./2") = 0 [pid 5842] mkdir("./3", 0777./strace-static-x86_64: Process 5872 attached ) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5872] set_robust_list(0x555590f88760, 24 [pid 5870] <... write resumed>) = 2097152 [pid 5842] <... openat resumed>) = 3 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5870] munmap(0x7f7fd8e00000, 138412032 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5872 [pid 5872] chdir("./3" [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5872] <... chdir resumed>) = 0 [pid 5870] <... munmap resumed>) = 0 [pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5872] setpgid(0, 0 [pid 5871] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5870] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5872] <... setpgid resumed>) = 0 [pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5870] <... openat resumed>) = 5 [pid 5872] <... openat resumed>) = 3 [pid 5870] ioctl(5, LOOP_SET_FD, 4 [pid 5872] write(3, "1000", 4) = 4 [pid 5872] close(3) = 0 [pid 5872] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5870] <... ioctl resumed>) = 0 executing program [pid 5872] write(1, "executing program\n", 18 [pid 5870] close(4 [pid 5872] <... write resumed>) = 18 [pid 5872] sched_setaffinity(0, 0, NULL [pid 5870] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5873 attached [pid 5872] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5870] close(5 [pid 5873] set_robust_list(0x555590f88760, 24 [pid 5872] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5870] <... close resumed>) = 0 [pid 5872] <... openat resumed>) = 3 [pid 5870] mkdir("./file0", 0777) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5873 [pid 5872] memfd_create("syzkaller", 0 [pid 5873] <... set_robust_list resumed>) = 0 [pid 5870] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5873] chdir("./3") = 0 [ 79.425565][ T5870] loop0: detected capacity change from 0 to 4096 [pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5873] setpgid(0, 0) = 0 [pid 5872] <... memfd_create resumed>) = 4 [pid 5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5872] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5871] <... write resumed>) = 2097152 [pid 5873] <... openat resumed>) = 3 [pid 5873] write(3, "1000", 4 [pid 5871] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5873] <... write resumed>) = 4 [pid 5873] close(3 [pid 5871] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5873] <... close resumed>) = 0 [pid 5871] <... openat resumed>) = 5 [pid 5873] symlink("/dev/binderfs", "./binderfs" [pid 5871] ioctl(5, LOOP_SET_FD, 4 [pid 5873] <... symlink resumed>) = 0 [ 79.472959][ T5870] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [pid 5869] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5873] write(1, "executing program\n", 18executing program [pid 5866] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5873] <... write resumed>) = 18 [pid 5869] connect(-1, NULL, 0 [pid 5866] connect(-1, NULL, 0 [pid 5873] sched_setaffinity(0, 0, NULL [pid 5871] <... ioctl resumed>) = 0 [pid 5869] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5871] close(4 [pid 5869] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5866] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5873] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5871] <... close resumed>) = 0 [pid 5869] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... openat resumed>) = 3 [pid 5871] close(5 [pid 5869] exit_group(0 [pid 5866] exit_group(0 [pid 5869] <... exit_group resumed>) = ? [pid 5866] <... exit_group resumed>) = ? [pid 5873] memfd_create("syzkaller", 0 [pid 5871] <... close resumed>) = 0 [pid 5869] +++ exited with 0 +++ [pid 5871] mkdir("./file0", 0777 [pid 5873] <... memfd_create resumed>) = 4 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=21 /* 0.21 s */} --- [pid 5871] <... mkdir resumed>) = 0 [pid 5840] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5872] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5871] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5866] +++ exited with 0 +++ [pid 5840] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5873] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5840] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./3/binderfs") = 0 [ 79.518922][ T5871] loop5: detected capacity change from 0 to 4096 [pid 5840] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... restart_syscall resumed>) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./3/file0" [pid 5843] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... rmdir resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./3") = 0 [pid 5840] mkdir("./4", 0777 [pid 5843] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... mkdir resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5843] getdents64(3, [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] <... ioctl resumed>) = 0 [pid 5840] close(3 [pid 5843] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5873] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5872] <... write resumed>) = 2097152 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5872] munmap(0x7f7fd8e00000, 138412032 [pid 5843] unlink("./2/binderfs") = 0 [ 79.560836][ T5871] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 79.577660][ T5870] ntfs3(loop0): Failed to load $Extend (-22). [pid 5872] <... munmap resumed>) = 0 [pid 5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] <... umount2 resumed>) = 0 [pid 5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] <... openat resumed>) = 5 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5872] ioctl(5, LOOP_SET_FD, 4 [pid 5843] newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5870] <... mount resumed>) = 0 [pid 5870] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5870] chdir("./file0" [pid 5840] <... close resumed>) = 0 [pid 5870] <... chdir resumed>) = 0 [pid 5843] umount2("./2/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5870] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5872] <... ioctl resumed>) = 0 [pid 5870] read(3, [pid 5843] <... openat resumed>) = 4 [pid 5843] newfstatat(4, "", [pid 5872] close(4 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5872] <... close resumed>) = 0 [pid 5843] getdents64(4, [pid 5872] close(5 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5872] <... close resumed>) = 0 [pid 5843] getdents64(4, [pid 5872] mkdir("./file0", 0777 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5874 attached [pid 5843] close(4 [pid 5872] <... mkdir resumed>) = 0 [pid 5843] <... close resumed>) = 0 [ 79.622459][ T5870] ntfs3(loop0): Failed to initialize $Extend. [ 79.637239][ T5872] loop2: detected capacity change from 0 to 4096 [pid 5843] rmdir("./2/file0" [pid 5874] set_robust_list(0x555590f88760, 24 [pid 5873] <... write resumed>) = 2097152 [pid 5872] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] <... rmdir resumed>) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5874 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5873] munmap(0x7f7fd8e00000, 138412032 [pid 5843] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./2") = 0 [pid 5843] mkdir("./3", 0777 [pid 5874] chdir("./4" [pid 5873] <... munmap resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5874] <... chdir resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5843] <... openat resumed>) = 3 [pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5873] <... openat resumed>) = 5 [pid 5874] <... prctl resumed>) = 0 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5874] setpgid(0, 0 [pid 5843] <... ioctl resumed>) = 0 [pid 5873] ioctl(5, LOOP_SET_FD, 4 [pid 5874] <... setpgid resumed>) = 0 [pid 5843] close(3 [pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5874] write(3, "1000", 4 [pid 5873] <... ioctl resumed>) = 0 [pid 5871] <... mount resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5874] <... write resumed>) = 4 [pid 5874] close(3 [pid 5871] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5874] <... close resumed>) = 0 [pid 5873] close(4 [pid 5874] symlink("/dev/binderfs", "./binderfs" [pid 5871] <... openat resumed>) = 4 [pid 5873] <... close resumed>) = 0 [pid 5874] <... symlink resumed>) = 0 [pid 5873] close(5 [pid 5871] chdir("./file0" [pid 5873] <... close resumed>) = 0 [pid 5871] <... chdir resumed>) = 0 [pid 5873] mkdir("./file0", 0777 [pid 5871] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5873] <... mkdir resumed>) = 0 [pid 5871] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5874] write(1, "executing program\n", 18 [pid 5873] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5871] read(3, [pid 5874] <... write resumed>) = 18 [pid 5874] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5874] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [ 79.696224][ T5871] ntfs3(loop5): Failed to load $Extend (-22). [ 79.703164][ T5872] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [ 79.714548][ T5871] ntfs3(loop5): Failed to initialize $Extend. [ 79.727167][ T5873] loop3: detected capacity change from 0 to 4096 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5875 attached [pid 5874] memfd_create("syzkaller", 0 [pid 5875] set_robust_list(0x555590f88760, 24 [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5875 [pid 5874] <... memfd_create resumed>) = 4 [pid 5874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5875] <... set_robust_list resumed>) = 0 [pid 5875] chdir("./3" [pid 5874] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5875] <... chdir resumed>) = 0 [pid 5875] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5875] setpgid(0, 0) = 0 [pid 5875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5875] write(3, "1000", 4) = 4 [pid 5875] close(3) = 0 [pid 5875] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5875] write(1, "executing program\n", 18) = 18 [pid 5875] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5875] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [ 79.766806][ T5873] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 79.800525][ T5872] ntfs3(loop2): Failed to load $Extend (-22). [pid 5875] memfd_create("syzkaller", 0) = 4 [pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5874] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5872] <... mount resumed>) = 0 [ 79.827924][ T5872] ntfs3(loop2): Failed to initialize $Extend. [ 79.857286][ T5873] ntfs3(loop3): Failed to load $Extend (-22). [pid 5873] <... mount resumed>) = 0 [pid 5872] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5873] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5872] <... openat resumed>) = 4 [pid 5872] chdir("./file0" [pid 5873] <... openat resumed>) = 4 [pid 5872] <... chdir resumed>) = 0 [pid 5873] chdir("./file0" [pid 5872] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5873] <... chdir resumed>) = 0 [pid 5873] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5872] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5872] read(3, [pid 5873] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 79.873731][ T5873] ntfs3(loop3): Failed to initialize $Extend. [pid 5873] read(3, [pid 5874] <... write resumed>) = 2097152 [pid 5874] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5874] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5874] ioctl(5, LOOP_SET_FD, 4 [pid 5875] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5870] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5870] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5870] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5870] exit_group(0 [pid 5874] <... ioctl resumed>) = 0 [pid 5870] <... exit_group resumed>) = ? [pid 5874] close(4 [pid 5870] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=0, si_stime=21 /* 0.21 s */} --- [pid 5874] <... close resumed>) = 0 [pid 5839] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5874] close(5 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5874] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5874] mkdir("./file0", 0777 [pid 5839] <... openat resumed>) = 3 [pid 5874] <... mkdir resumed>) = 0 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, [ 79.962865][ T5874] loop1: detected capacity change from 0 to 4096 [pid 5874] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5875] <... write resumed>) = 2097152 [pid 5839] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] munmap(0x7f7fd8e00000, 138412032 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] <... munmap resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./3/binderfs") = 0 [pid 5839] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5839] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 80.018497][ T5874] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5839] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5875] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5839] <... openat resumed>) = 4 [pid 5875] <... openat resumed>) = 5 [pid 5875] ioctl(5, LOOP_SET_FD, 4 [pid 5839] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(4, [pid 5875] <... ioctl resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5875] close(4) = 0 [pid 5875] close(5) = 0 [pid 5875] mkdir("./file0", 0777) = 0 [pid 5839] close(4 [pid 5875] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5839] <... close resumed>) = 0 [pid 5839] rmdir("./3/file0") = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5839] rmdir("./3") = 0 [pid 5839] mkdir("./4", 0777) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [ 80.082893][ T5875] loop4: detected capacity change from 0 to 4096 [ 80.094440][ T5874] ntfs3(loop1): Failed to load $Extend (-22). [ 80.103531][ T5874] ntfs3(loop1): Failed to initialize $Extend. [ 80.123535][ T5875] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5839] close(3) = 0 [pid 5874] <... mount resumed>) = 0 [pid 5874] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5874] chdir("./file0") = 0 [pid 5874] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5874] read(3, [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555590f88750) = 5876 ./strace-static-x86_64: Process 5876 attached [pid 5876] set_robust_list(0x555590f88760, 24) = 0 [pid 5876] chdir("./4") = 0 [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5876] setpgid(0, 0) = 0 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5876] write(3, "1000", 4) = 4 [pid 5876] close(3) = 0 [pid 5876] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5876] write(1, "executing program\n", 18) = 18 [pid 5876] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5876] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5876] memfd_create("syzkaller", 0) = 4 [pid 5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5873] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5875] <... mount resumed>) = 0 [pid 5873] connect(-1, NULL, 0 [pid 5871] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5875] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5873] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5871] connect(-1, NULL, 0 [pid 5873] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] exit_group(0 [pid 5875] <... openat resumed>) = 4 [pid 5873] <... exit_group resumed>) = ? [pid 5871] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] +++ exited with 0 +++ [ 80.254089][ T5875] ntfs3(loop4): Failed to load $Extend (-22). [ 80.286569][ T5875] ntfs3(loop4): Failed to initialize $Extend. [pid 5871] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5876] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5875] chdir("./file0" [pid 5871] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5875] <... chdir resumed>) = 0 [pid 5875] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5871] exit_group(0 [pid 5842] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5875] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5875] read(3, [pid 5842] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5871] <... exit_group resumed>) = ? [pid 5871] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=18 /* 0.18 s */} --- [pid 5876] <... write resumed>) = 2097152 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5842] <... openat resumed>) = 3 [pid 5842] newfstatat(3, "", [pid 5876] munmap(0x7f7fd8e00000, 138412032 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] getdents64(3, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5844] getdents64(3, [pid 5842] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5876] <... munmap resumed>) = 0 [pid 5844] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5842] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./3/binderfs" [pid 5842] unlink("./3/binderfs" [pid 5876] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5844] <... unlink resumed>) = 0 [pid 5876] ioctl(5, LOOP_SET_FD, 4 [pid 5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... unlink resumed>) = 0 [pid 5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5876] <... ioctl resumed>) = 0 [pid 5876] close(4 [pid 5842] <... umount2 resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5876] close(5 [pid 5844] <... umount2 resumed>) = 0 [pid 5876] <... close resumed>) = 0 [pid 5876] mkdir("./file0", 0777) = 0 [pid 5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [ 80.415950][ T5876] loop0: detected capacity change from 0 to 4096 [pid 5876] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] newfstatat(AT_FDCWD, "./3/file0", [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./3/file0", [pid 5844] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", [pid 5842] newfstatat(4, "", [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, [pid 5842] getdents64(4, [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] getdents64(4, [pid 5844] close(4 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] <... close resumed>) = 0 [pid 5842] close(4 [pid 5844] rmdir("./3/file0") = 0 [pid 5844] getdents64(3, [pid 5842] <... close resumed>) = 0 [ 80.459150][ T5876] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [pid 5842] rmdir("./3/file0" [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5844] close(3) = 0 [pid 5842] getdents64(3, [pid 5844] rmdir("./3" [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5842] close(3) = 0 [pid 5874] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] mkdir("./4", 0777 [pid 5842] rmdir("./3" [pid 5874] connect(-1, NULL, 0 [pid 5876] <... mount resumed>) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5874] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... rmdir resumed>) = 0 [pid 5876] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5874] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5842] mkdir("./4", 0777 [pid 5876] <... openat resumed>) = 4 [pid 5874] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] <... openat resumed>) = 3 [pid 5876] chdir("./file0" [pid 5874] exit_group(0 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5876] <... chdir resumed>) = 0 [pid 5876] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 80.521605][ T5876] ntfs3(loop0): Failed to load $Extend (-22). [ 80.527715][ T5876] ntfs3(loop0): Failed to initialize $Extend. [pid 5876] read(3, [pid 5874] <... exit_group resumed>) = ? [pid 5844] <... ioctl resumed>) = 0 [pid 5842] <... mkdir resumed>) = 0 [pid 5874] +++ exited with 0 +++ [pid 5844] close(3 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=0, si_stime=19 /* 0.19 s */} --- [pid 5842] <... openat resumed>) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] close(3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./4/binderfs") = 0 [pid 5840] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5872] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] <... close resumed>) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5872] connect(-1, NULL, 0 [pid 5842] <... close resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5872] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... openat resumed>) = 4 [pid 5872] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5840] newfstatat(4, "", [pid 5872] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5872] exit_group(0 [pid 5840] getdents64(4, [pid 5872] <... exit_group resumed>) = ? [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] close(4) = 0 [pid 5840] rmdir("./4/file0" [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5877 attached [pid 5840] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5878 attached [pid 5872] +++ exited with 0 +++ [pid 5840] getdents64(3, [pid 5878] set_robust_list(0x555590f88760, 24 [pid 5877] set_robust_list(0x555590f88760, 24 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5877 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=0, si_stime=27 /* 0.27 s */} --- [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5877] <... set_robust_list resumed>) = 0 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5840] close(3 [pid 5841] <... restart_syscall resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5878] <... set_robust_list resumed>) = 0 [pid 5877] chdir("./4" [pid 5840] rmdir("./4" [pid 5877] <... chdir resumed>) = 0 [pid 5841] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] chdir("./4" [pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... rmdir resumed>) = 0 [pid 5877] <... prctl resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5878] <... chdir resumed>) = 0 [pid 5877] setpgid(0, 0 [pid 5841] <... openat resumed>) = 3 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5877] <... setpgid resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5878 [pid 5841] newfstatat(3, "", [pid 5840] mkdir("./5", 0777 [pid 5878] <... prctl resumed>) = 0 [pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5878] setpgid(0, 0 [pid 5877] <... openat resumed>) = 3 [pid 5841] getdents64(3, [pid 5840] <... mkdir resumed>) = 0 [pid 5878] <... setpgid resumed>) = 0 [pid 5877] write(3, "1000", 4 [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5877] <... write resumed>) = 4 [pid 5841] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5877] close(3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... openat resumed>) = 3 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5877] <... close resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5877] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5878] <... openat resumed>) = 3 [pid 5841] unlink("./3/binderfs" [pid 5840] <... ioctl resumed>) = 0 [pid 5878] write(3, "1000", 4 [pid 5877] <... symlink resumed>) = 0 executing program [pid 5878] <... write resumed>) = 4 [pid 5877] write(1, "executing program\n", 18 [pid 5841] <... unlink resumed>) = 0 [pid 5840] close(3 [pid 5877] <... write resumed>) = 18 [pid 5841] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5878] close(3) = 0 [pid 5878] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5878] write(1, "executing program\n", 18) = 18 [pid 5877] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5877] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5878] sched_setaffinity(0, 0, NULL [pid 5877] <... openat resumed>) = 3 [pid 5841] <... umount2 resumed>) = 0 [pid 5878] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5878] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5878] memfd_create("syzkaller", 0 [pid 5877] memfd_create("syzkaller", 0 [pid 5841] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5878] <... memfd_create resumed>) = 4 [pid 5878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5877] <... memfd_create resumed>) = 4 [pid 5841] newfstatat(AT_FDCWD, "./3/file0", [pid 5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5877] <... mmap resumed>) = 0x7f7fd8e00000 ./strace-static-x86_64: Process 5879 attached [pid 5841] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5879 [pid 5879] set_robust_list(0x555590f88760, 24 [pid 5841] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5879] <... set_robust_list resumed>) = 0 [pid 5841] <... openat resumed>) = 4 [pid 5879] chdir("./5" [pid 5841] newfstatat(4, "", [pid 5879] <... chdir resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] getdents64(4, [pid 5879] <... prctl resumed>) = 0 [pid 5879] setpgid(0, 0 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5879] <... setpgid resumed>) = 0 [pid 5841] getdents64(4, [pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5841] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5879] <... openat resumed>) = 3 [pid 5841] close(4) = 0 [pid 5841] rmdir("./3/file0" [pid 5879] write(3, "1000", 4 [pid 5841] <... rmdir resumed>) = 0 [pid 5879] <... write resumed>) = 4 [pid 5841] getdents64(3, [pid 5879] close(3 [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3 [pid 5879] <... close resumed>) = 0 [pid 5877] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5879] symlink("/dev/binderfs", "./binderfs" [pid 5841] <... close resumed>) = 0 [pid 5879] <... symlink resumed>) = 0 [pid 5841] rmdir("./3" [pid 5879] write(1, "executing program\n", 18executing program ) = 18 [pid 5841] <... rmdir resumed>) = 0 [pid 5879] sched_setaffinity(0, 0, NULL [pid 5841] mkdir("./4", 0777) = 0 [pid 5879] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5879] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5878] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5879] <... openat resumed>) = 3 [pid 5841] <... openat resumed>) = 3 [pid 5879] memfd_create("syzkaller", 0 [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5879] <... memfd_create resumed>) = 4 [pid 5841] <... ioctl resumed>) = 0 [pid 5841] close(3 [pid 5879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5841] <... close resumed>) = 0 [pid 5878] <... write resumed>) = 2097152 [pid 5878] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5878] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 5 [pid 5878] ioctl(5, LOOP_SET_FD, 4 [pid 5879] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5877] <... write resumed>) = 2097152 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5880 attached , child_tidptr=0x555590f88750) = 5880 [pid 5880] set_robust_list(0x555590f88760, 24 [pid 5878] <... ioctl resumed>) = 0 [pid 5880] <... set_robust_list resumed>) = 0 [pid 5877] munmap(0x7f7fd8e00000, 138412032 [pid 5880] chdir("./4") = 0 [pid 5878] close(4 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5878] <... close resumed>) = 0 [pid 5880] <... prctl resumed>) = 0 [pid 5878] close(5 [pid 5880] setpgid(0, 0) = 0 [pid 5878] <... close resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5878] mkdir("./file0", 0777 [pid 5880] <... openat resumed>) = 3 [pid 5878] <... mkdir resumed>) = 0 [pid 5877] <... munmap resumed>) = 0 [pid 5880] write(3, "1000", 4) = 4 [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5880] close(3 [pid 5878] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5877] <... openat resumed>) = 5 [pid 5880] <... close resumed>) = 0 [ 80.936395][ T5878] loop5: detected capacity change from 0 to 4096 [pid 5877] ioctl(5, LOOP_SET_FD, 4 [pid 5880] symlink("/dev/binderfs", "./binderfs" [pid 5879] <... write resumed>) = 2097152 [pid 5877] <... ioctl resumed>) = 0 [pid 5879] munmap(0x7f7fd8e00000, 138412032 [pid 5877] close(4) = 0 [pid 5880] <... symlink resumed>) = 0 [pid 5877] close(5executing program [pid 5880] write(1, "executing program\n", 18 [pid 5877] <... close resumed>) = 0 [pid 5880] <... write resumed>) = 18 [pid 5877] mkdir("./file0", 0777 [pid 5880] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5879] <... munmap resumed>) = 0 [pid 5877] <... mkdir resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5879] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5877] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5880] <... openat resumed>) = 3 [pid 5879] <... openat resumed>) = 5 [ 80.988464][ T5877] loop3: detected capacity change from 0 to 4096 [ 80.988646][ T5878] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [pid 5880] memfd_create("syzkaller", 0 [pid 5879] ioctl(5, LOOP_SET_FD, 4 [pid 5880] <... memfd_create resumed>) = 4 [pid 5880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5879] <... ioctl resumed>) = 0 [pid 5879] close(4) = 0 [pid 5879] close(5) = 0 [pid 5879] mkdir("./file0", 0777) = 0 [ 81.054260][ T5879] loop1: detected capacity change from 0 to 4096 [ 81.060893][ T5877] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [pid 5879] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [ 81.109036][ T5879] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [ 81.136818][ T5878] ntfs3(loop5): Failed to load $Extend (-22). [pid 5880] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5878] <... mount resumed>) = 0 [pid 5878] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5878] chdir("./file0") = 0 [ 81.164447][ T5878] ntfs3(loop5): Failed to initialize $Extend. [ 81.177692][ T5877] ntfs3(loop3): Failed to load $Extend (-22). [pid 5878] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5878] read(3, [pid 5876] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5876] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5876] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5876] exit_group(0) = ? [pid 5876] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5839] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5880] <... write resumed>) = 2097152 [pid 5839] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5880] munmap(0x7f7fd8e00000, 138412032 [pid 5877] <... mount resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5877] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5839] newfstatat(3, "", [pid 5877] <... openat resumed>) = 4 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 81.228069][ T5877] ntfs3(loop3): Failed to initialize $Extend. [pid 5839] getdents64(3, [pid 5877] chdir("./file0" [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5880] <... munmap resumed>) = 0 [pid 5877] <... chdir resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5877] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5880] <... openat resumed>) = 5 [pid 5880] ioctl(5, LOOP_SET_FD, 4 [pid 5877] read(3, [pid 5839] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./4/binderfs") = 0 [pid 5839] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5839] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5839] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] close(4) = 0 [pid 5839] rmdir("./4/file0") = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5839] rmdir("./4") = 0 [pid 5880] <... ioctl resumed>) = 0 [pid 5880] close(4) = 0 [pid 5839] mkdir("./5", 0777 [pid 5880] close(5) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] close(3 [pid 5880] mkdir("./file0", 0777) = 0 [ 81.284697][ T5879] ntfs3(loop1): Failed to load $Extend (-22). [ 81.292533][ T5880] loop2: detected capacity change from 0 to 4096 [ 81.294817][ T5879] ntfs3(loop1): Failed to initialize $Extend. [pid 5880] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5879] <... mount resumed>) = 0 [pid 5879] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5879] chdir("./file0") = 0 [pid 5879] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5879] read(3, [pid 5839] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5881 attached , child_tidptr=0x555590f88750) = 5881 [ 81.344812][ T5880] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5881] set_robust_list(0x555590f88760, 24) = 0 [pid 5881] chdir("./5") = 0 [pid 5881] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5881] setpgid(0, 0) = 0 [pid 5881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5881] write(3, "1000", 4) = 4 [pid 5881] close(3) = 0 [pid 5881] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5881] write(1, "executing program\n", 18) = 18 [pid 5881] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5881] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5875] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5881] memfd_create("syzkaller", 0 [pid 5875] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5875] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5875] exit_group(0) = ? [pid 5881] <... memfd_create resumed>) = 4 [pid 5881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5875] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5843] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [ 81.508953][ T5880] ntfs3(loop2): Failed to load $Extend (-22). [ 81.515097][ T5880] ntfs3(loop2): Failed to initialize $Extend. [pid 5843] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5880] <... mount resumed>) = 0 [pid 5843] unlink("./3/binderfs") = 0 [pid 5880] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5880] <... openat resumed>) = 4 [pid 5880] chdir("./file0") = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5880] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5880] read(3, [pid 5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./3/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./3/file0") = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./3") = 0 [pid 5843] mkdir("./4", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5881] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] <... ioctl resumed>) = 0 [pid 5843] close(3) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5882 attached [pid 5882] set_robust_list(0x555590f88760, 24) = 0 [pid 5882] chdir("./4" [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5882 [pid 5882] <... chdir resumed>) = 0 [pid 5882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5882] setpgid(0, 0) = 0 [pid 5882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5882] write(3, "1000", 4) = 4 [pid 5882] close(3) = 0 [pid 5882] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5882] write(1, "executing program\n", 18) = 18 [pid 5882] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5882] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5882] memfd_create("syzkaller", 0 [pid 5881] <... write resumed>) = 2097152 [pid 5882] <... memfd_create resumed>) = 4 [pid 5882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5881] munmap(0x7f7fd8e00000, 138412032 [pid 5882] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5881] <... munmap resumed>) = 0 [pid 5881] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5881] ioctl(5, LOOP_SET_FD, 4 [pid 5877] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5877] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5877] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5877] exit_group(0) = ? [pid 5877] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5842] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./4/binderfs") = 0 [pid 5881] <... ioctl resumed>) = 0 [ 81.850760][ T5881] loop0: detected capacity change from 0 to 4096 [pid 5881] close(4) = 0 [pid 5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5881] close(5) = 0 [pid 5882] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5881] mkdir("./file0", 0777) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./4/file0", [pid 5881] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] close(4) = 0 [pid 5842] rmdir("./4/file0") = 0 [pid 5842] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./4") = 0 [pid 5842] mkdir("./5", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [ 81.963212][ T5881] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [pid 5842] close(3 [pid 5882] <... write resumed>) = 2097152 [pid 5882] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5882] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 5 [pid 5882] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5882] close(4) = 0 [pid 5882] close(5) = 0 [pid 5882] mkdir("./file0", 0777) = 0 [pid 5882] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5842] <... close resumed>) = 0 [ 82.063930][ T5882] loop4: detected capacity change from 0 to 4096 [ 82.101973][ T5882] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5883 attached [pid 5883] set_robust_list(0x555590f88760, 24 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5883 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5883] chdir("./5") = 0 [pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5883] setpgid(0, 0 [pid 5878] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5878] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5878] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5878] exit_group(0 [pid 5883] <... setpgid resumed>) = 0 [pid 5878] <... exit_group resumed>) = ? [pid 5878] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=21 /* 0.21 s */} --- [pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5844] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5883] write(3, "1000", 4 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5883] <... write resumed>) = 4 [pid 5844] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5883] close(3) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5881] <... mount resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5883] symlink("/dev/binderfs", "./binderfs" [pid 5881] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 82.121905][ T5881] ntfs3(loop0): Failed to load $Extend (-22). [ 82.159279][ T5881] ntfs3(loop0): Failed to initialize $Extend. [pid 5883] <... symlink resumed>) = 0 [pid 5881] <... openat resumed>) = 4 [pid 5844] getdents64(3, executing program [pid 5883] write(1, "executing program\n", 18 [pid 5881] chdir("./file0" [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5883] <... write resumed>) = 18 [pid 5881] <... chdir resumed>) = 0 [pid 5844] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5883] sched_setaffinity(0, 0, NULL [pid 5881] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5883] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5881] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5883] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5844] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5881] read(3, [pid 5883] <... openat resumed>) = 3 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5883] memfd_create("syzkaller", 0 [pid 5844] unlink("./4/binderfs" [pid 5883] <... memfd_create resumed>) = 4 [pid 5844] <... unlink resumed>) = 0 [pid 5883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5883] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5844] <... umount2 resumed>) = 0 [pid 5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5883] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5844] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./4/file0") = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./4") = 0 [pid 5844] mkdir("./5", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [ 82.219084][ T5882] ntfs3(loop4): Failed to load $Extend (-22). [ 82.258978][ T5882] ntfs3(loop4): Failed to initialize $Extend. [pid 5844] close(3 [pid 5882] <... mount resumed>) = 0 [pid 5882] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5880] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5882] <... openat resumed>) = 4 [pid 5882] chdir("./file0" [pid 5880] connect(-1, NULL, 0 [pid 5882] <... chdir resumed>) = 0 [pid 5880] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5882] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5880] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5882] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5880] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5882] read(3, [pid 5880] exit_group(0) = ? [pid 5880] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=19 /* 0.19 s */} --- [pid 5841] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... close resumed>) = 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5884 attached [pid 5884] set_robust_list(0x555590f88760, 24 [pid 5841] getdents64(3, [pid 5884] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5884 [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5884] chdir("./5") = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5884] write(3, "1000", 4 [pid 5841] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5884] <... write resumed>) = 4 [pid 5883] <... write resumed>) = 2097152 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5884] close(3) = 0 [pid 5884] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5841] unlink("./4/binderfs" [pid 5884] write(1, "executing program\n", 18) = 18 [pid 5884] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5884] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5884] memfd_create("syzkaller", 0 [pid 5883] munmap(0x7f7fd8e00000, 138412032 [pid 5884] <... memfd_create resumed>) = 4 [pid 5841] <... unlink resumed>) = 0 [pid 5884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5883] <... munmap resumed>) = 0 [pid 5841] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5884] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5841] <... umount2 resumed>) = 0 [pid 5883] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 5 [pid 5883] ioctl(5, LOOP_SET_FD, 4 [pid 5841] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 5883] <... ioctl resumed>) = 0 [pid 5884] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5883] close(4 [pid 5841] getdents64(4, [pid 5883] <... close resumed>) = 0 [ 82.424831][ T5883] loop3: detected capacity change from 0 to 4096 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5883] close(5) = 0 [pid 5883] mkdir("./file0", 0777 [pid 5841] close(4 [pid 5883] <... mkdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5883] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5841] rmdir("./4/file0") = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./4") = 0 [pid 5841] mkdir("./5", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [ 82.502590][ T5883] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [pid 5841] close(3 [pid 5884] <... write resumed>) = 2097152 [pid 5841] <... close resumed>) = 0 [pid 5884] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5881] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5884] openat(AT_FDCWD, "/dev/loop5", O_RDWR./strace-static-x86_64: Process 5885 attached ) = 5 [pid 5885] set_robust_list(0x555590f88760, 24 [pid 5884] ioctl(5, LOOP_SET_FD, 4 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5885 [pid 5885] <... set_robust_list resumed>) = 0 [pid 5884] <... ioctl resumed>) = 0 [pid 5882] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5881] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5881] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5885] chdir("./5" [pid 5882] connect(-1, NULL, 0 [pid 5881] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5882] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] exit_group(0 [pid 5882] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5881] <... exit_group resumed>) = ? [pid 5885] <... chdir resumed>) = 0 [pid 5882] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5882] exit_group(0 [pid 5881] +++ exited with 0 +++ [pid 5885] <... prctl resumed>) = 0 [pid 5882] <... exit_group resumed>) = ? [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=16 /* 0.16 s */} --- [pid 5839] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, [pid 5882] +++ exited with 0 +++ [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=16 /* 0.16 s */} --- [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5839] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./5/binderfs") = 0 [pid 5884] close(4 [pid 5839] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5885] setpgid(0, 0 [pid 5884] <... close resumed>) = 0 [pid 5879] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] <... umount2 resumed>) = 0 [pid 5885] <... setpgid resumed>) = 0 [pid 5879] connect(-1, NULL, 0 [pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5879] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5879] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5843] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5885] <... openat resumed>) = 3 [pid 5884] close(5 [pid 5879] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5885] write(3, "1000", 4 [pid 5884] <... close resumed>) = 0 [pid 5839] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5885] <... write resumed>) = 4 [pid 5879] exit_group(0 [pid 5885] close(3 [pid 5884] mkdir("./file0", 0777 [pid 5883] <... mount resumed>) = 0 [pid 5879] <... exit_group resumed>) = ? [pid 5843] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... openat resumed>) = 3 [pid 5839] newfstatat(AT_FDCWD, "./5/file0", [pid 5843] newfstatat(3, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] getdents64(3, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5885] <... close resumed>) = 0 [pid 5884] <... mkdir resumed>) = 0 [pid 5883] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5879] +++ exited with 0 +++ [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [ 82.589244][ T5883] ntfs3(loop3): Failed to load $Extend (-22). [ 82.611576][ T5884] loop5: detected capacity change from 0 to 4096 [ 82.624564][ T5883] ntfs3(loop3): Failed to initialize $Extend. [pid 5839] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5885] symlink("/dev/binderfs", "./binderfs" [pid 5883] <... openat resumed>) = 4 [pid 5843] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 4 [pid 5883] chdir("./file0" [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(4, "", [pid 5885] <... symlink resumed>) = 0 [pid 5884] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, ""executing program [pid 5883] <... chdir resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=0, si_stime=25 /* 0.25 s */} --- [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./5/binderfs") = 0 [pid 5840] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5885] write(1, "executing program\n", 18) = 18 [pid 5885] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5885] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5885] memfd_create("syzkaller", 0) = 4 [pid 5883] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5839] getdents64(4, [pid 5885] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5840] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5885] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5883] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] unlink("./4/binderfs" [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5883] read(3, [pid 5839] getdents64(4, [pid 5843] <... unlink resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./5/file0", [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] close(4 [pid 5840] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... close resumed>) = 0 [pid 5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] rmdir("./5/file0" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... rmdir resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./5/file0" [pid 5839] getdents64(3, [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3 [pid 5840] close(3) = 0 [pid 5839] <... close resumed>) = 0 [pid 5840] rmdir("./5" [pid 5839] rmdir("./5" [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5840] mkdir("./6", 0777 [pid 5839] mkdir("./6", 0777 [pid 5840] <... mkdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5839] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5840] <... ioctl resumed>) = 0 [ 82.677610][ T5884] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [pid 5840] close(3 [pid 5839] <... ioctl resumed>) = 0 [pid 5839] close(3 [pid 5843] <... umount2 resumed>) = 0 [pid 5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5885] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] umount2("./4/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5886 attached [pid 5886] set_robust_list(0x555590f88760, 24 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5886 [pid 5886] <... set_robust_list resumed>) = 0 [pid 5886] chdir("./6") = 0 [pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5886] setpgid(0, 0) = 0 [pid 5886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5886] write(3, "1000", 4) = 4 [pid 5886] close(3 [pid 5843] openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5886] <... close resumed>) = 0 [pid 5886] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5843] <... openat resumed>) = 4 executing program [pid 5886] write(1, "executing program\n", 18) = 18 [pid 5886] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(4, "", [pid 5886] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5886] <... openat resumed>) = 3 [pid 5886] memfd_create("syzkaller", 0 [pid 5843] getdents64(4, [pid 5839] <... close resumed>) = 0 [pid 5884] <... mount resumed>) = 0 [pid 5884] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5886] <... memfd_create resumed>) = 4 [pid 5886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [ 82.772159][ T5884] ntfs3(loop5): Failed to load $Extend (-22). [ 82.787970][ T5884] ntfs3(loop5): Failed to initialize $Extend. [pid 5884] chdir("./file0") = 0 [pid 5884] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5884] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5885] <... write resumed>) = 2097152 [pid 5884] read(3, [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5887 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4./strace-static-x86_64: Process 5887 attached ) = 0 [pid 5843] rmdir("./4/file0" [pid 5887] set_robust_list(0x555590f88760, 24 [pid 5885] munmap(0x7f7fd8e00000, 138412032 [pid 5843] <... rmdir resumed>) = 0 [pid 5887] <... set_robust_list resumed>) = 0 [pid 5843] getdents64(3, [pid 5887] chdir("./6" [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5887] <... chdir resumed>) = 0 [pid 5843] close(3 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5843] <... close resumed>) = 0 [pid 5887] setpgid(0, 0 [pid 5885] <... munmap resumed>) = 0 [pid 5843] rmdir("./4" [pid 5887] <... setpgid resumed>) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5885] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] <... rmdir resumed>) = 0 [pid 5887] <... openat resumed>) = 3 [pid 5885] <... openat resumed>) = 5 [pid 5887] write(3, "1000", 4 [pid 5885] ioctl(5, LOOP_SET_FD, 4 [pid 5887] <... write resumed>) = 4 [pid 5843] mkdir("./5", 0777 [pid 5887] close(3executing program ) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5887] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5887] write(1, "executing program\n", 18) = 18 [pid 5843] <... openat resumed>) = 3 [pid 5887] sched_setaffinity(0, 0, NULL [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5887] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... ioctl resumed>) = 0 [pid 5887] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5843] close(3 [pid 5887] <... openat resumed>) = 3 [pid 5887] memfd_create("syzkaller", 0) = 4 [pid 5887] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5886] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5885] <... ioctl resumed>) = 0 [ 82.894056][ T5885] loop2: detected capacity change from 0 to 4096 [pid 5885] close(4) = 0 [pid 5843] <... close resumed>) = 0 [pid 5885] close(5) = 0 [pid 5885] mkdir("./file0", 0777) = 0 [pid 5885] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5887] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5888 attached [pid 5888] set_robust_list(0x555590f88760, 24) = 0 [pid 5888] chdir("./5" [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5888 [pid 5888] <... chdir resumed>) = 0 [pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 82.984535][ T5885] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5888] setpgid(0, 0) = 0 [pid 5886] <... write resumed>) = 2097152 [pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5886] munmap(0x7f7fd8e00000, 138412032 [pid 5888] <... openat resumed>) = 3 [pid 5886] <... munmap resumed>) = 0 [pid 5888] write(3, "1000", 4) = 4 [pid 5888] close(3) = 0 [pid 5888] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5888] write(1, "executing program\n", 18) = 18 [pid 5886] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5888] sched_setaffinity(0, 0, NULL [pid 5887] <... write resumed>) = 2097152 [pid 5888] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5888] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5886] <... openat resumed>) = 5 [pid 5886] ioctl(5, LOOP_SET_FD, 4 [pid 5888] memfd_create("syzkaller", 0) = 4 [pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5887] munmap(0x7f7fd8e00000, 138412032 [pid 5888] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5887] <... munmap resumed>) = 0 [pid 5887] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5888] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5887] ioctl(5, LOOP_SET_FD, 4 [pid 5886] <... ioctl resumed>) = 0 [pid 5886] close(4) = 0 [pid 5886] close(5) = 0 [pid 5886] mkdir("./file0", 0777) = 0 [ 83.115046][ T5886] loop1: detected capacity change from 0 to 4096 [ 83.153432][ T5887] loop0: detected capacity change from 0 to 4096 [pid 5886] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5887] <... ioctl resumed>) = 0 [pid 5887] close(4) = 0 [pid 5887] close(5) = 0 [pid 5887] mkdir("./file0", 0777) = 0 [ 83.194544][ T5886] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [ 83.198418][ T5885] ntfs3(loop2): Failed to load $Extend (-22). [ 83.232617][ T5887] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [pid 5887] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5888] <... write resumed>) = 2097152 [pid 5885] <... mount resumed>) = 0 [pid 5885] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5885] chdir("./file0") = 0 [pid 5885] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5885] read(3, [pid 5888] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 5 [ 83.246282][ T5885] ntfs3(loop2): Failed to initialize $Extend. [pid 5888] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5888] close(4) = 0 [pid 5888] close(5) = 0 [ 83.306556][ T5888] loop4: detected capacity change from 0 to 4096 [ 83.309688][ T5887] ntfs3(loop0): Failed to load $Extend (-22). [pid 5888] mkdir("./file0", 0777) = 0 [pid 5888] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5887] <... mount resumed>) = 0 [pid 5887] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5887] chdir("./file0") = 0 [pid 5887] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 83.348929][ T5887] ntfs3(loop0): Failed to initialize $Extend. [ 83.362712][ T5888] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 83.373383][ T5886] ntfs3(loop1): Failed to load $Extend (-22). [pid 5887] read(3, [pid 5886] <... mount resumed>) = 0 [pid 5886] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5886] chdir("./file0") = 0 [pid 5886] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 83.399292][ T5886] ntfs3(loop1): Failed to initialize $Extend. [pid 5886] read(3, [pid 5888] <... mount resumed>) = 0 [ 83.475050][ T5888] ntfs3(loop4): Failed to load $Extend (-22). [ 83.509061][ T5888] ntfs3(loop4): Failed to initialize $Extend. [pid 5888] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5888] chdir("./file0") = 0 [pid 5888] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5888] read(3, [pid 5885] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5885] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5885] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5885] exit_group(0) = ? [pid 5885] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./5/binderfs") = 0 [pid 5841] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5883] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] <... umount2 resumed>) = 0 [pid 5883] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5841] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5883] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5883] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5883] exit_group(0) = ? [pid 5883] +++ exited with 0 +++ [pid 5841] newfstatat(AT_FDCWD, "./5/file0", [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=0, si_stime=26 /* 0.26 s */} --- [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5841] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] <... restart_syscall resumed>) = 0 [pid 5841] <... openat resumed>) = 4 [pid 5841] newfstatat(4, "", [pid 5842] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] getdents64(4, [pid 5842] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] newfstatat(3, "", [pid 5841] getdents64(4, [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] getdents64(3, [pid 5841] close(4 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] <... close resumed>) = 0 [pid 5842] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] rmdir("./5/file0" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5841] <... rmdir resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] getdents64(3, [pid 5842] unlink("./5/binderfs" [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] <... unlink resumed>) = 0 [pid 5841] close(3 [pid 5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./5" [pid 5842] <... umount2 resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] mkdir("./6", 0777 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5884] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] <... mkdir resumed>) = 0 [pid 5842] newfstatat(AT_FDCWD, "./5/file0", [pid 5884] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5884] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5884] exit_group(0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5884] <... exit_group resumed>) = ? [pid 5842] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5884] +++ exited with 0 +++ [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... openat resumed>) = 3 [pid 5886] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=0, si_stime=28 /* 0.28 s */} --- [pid 5842] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5886] connect(-1, NULL, 0 [pid 5842] <... openat resumed>) = 4 [pid 5841] <... ioctl resumed>) = 0 [pid 5886] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] newfstatat(4, "", [pid 5841] close(3 [pid 5886] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5886] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5886] exit_group(0 [pid 5842] getdents64(4, [pid 5886] <... exit_group resumed>) = ? [pid 5886] +++ exited with 0 +++ [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=0, si_stime=20 /* 0.20 s */} --- [pid 5844] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... close resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... openat resumed>) = 3 [pid 5840] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] newfstatat(3, "", [pid 5842] getdents64(4, [pid 5840] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5889 attached [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] newfstatat(3, "", [pid 5844] getdents64(3, [pid 5842] close(4 [pid 5889] set_robust_list(0x555590f88760, 24 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] <... close resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5889 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5844] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] rmdir("./5/file0" [pid 5840] getdents64(3, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... rmdir resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5889] chdir("./6" [pid 5844] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5842] getdents64(3, [pid 5840] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] <... chdir resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] unlink("./5/binderfs" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5889] <... prctl resumed>) = 0 [pid 5842] close(3 [pid 5840] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5889] setpgid(0, 0) = 0 [pid 5844] <... unlink resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] rmdir("./5" [pid 5840] unlink("./6/binderfs" [pid 5889] <... openat resumed>) = 3 [pid 5842] <... rmdir resumed>) = 0 [pid 5889] write(3, "1000", 4 [pid 5842] mkdir("./6", 0777 [pid 5840] <... unlink resumed>) = 0 [pid 5889] <... write resumed>) = 4 [pid 5840] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] close(3 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5889] <... close resumed>) = 0 [pid 5844] <... umount2 resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5889] symlink("/dev/binderfs", "./binderfs" [pid 5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 5889] <... symlink resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5840] newfstatat(AT_FDCWD, "./6/file0", [pid 5889] write(1, "executing program\n", 18 [pid 5844] newfstatat(AT_FDCWD, "./5/file0", [pid 5842] <... ioctl resumed>) = 0 [pid 5889] <... write resumed>) = 18 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5889] sched_setaffinity(0, 0, NULL [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] close(3 [pid 5889] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5889] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5844] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, [pid 5840] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, [pid 5840] <... openat resumed>) = 4 [pid 5889] <... openat resumed>) = 3 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] newfstatat(4, "", [pid 5844] close(4 [pid 5889] memfd_create("syzkaller", 0 [pid 5844] <... close resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5889] <... memfd_create resumed>) = 4 [pid 5844] rmdir("./5/file0" [pid 5842] <... close resumed>) = 0 [pid 5840] getdents64(4, [pid 5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5844] getdents64(3, [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5889] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5840] getdents64(4, [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5840] close(4 [pid 5844] <... close resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5844] rmdir("./5" [pid 5840] rmdir("./6/file0" [pid 5888] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] <... rmdir resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... rmdir resumed>) = 0 [pid 5887] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] mkdir("./6", 0777 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5890 attached [pid 5888] connect(-1, NULL, 0 [pid 5887] connect(-1, NULL, 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5890 [pid 5840] close(3 [pid 5890] set_robust_list(0x555590f88760, 24 [pid 5889] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5888] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5840] <... close resumed>) = 0 [pid 5890] <... set_robust_list resumed>) = 0 [pid 5888] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5887] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5844] <... openat resumed>) = 3 [pid 5840] rmdir("./6" [pid 5890] chdir("./6" [pid 5888] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5887] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5888] exit_group(0 [pid 5887] exit_group(0 [pid 5844] <... ioctl resumed>) = 0 [pid 5888] <... exit_group resumed>) = ? [pid 5887] <... exit_group resumed>) = ? [pid 5844] close(3 [pid 5887] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5890] <... chdir resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5888] +++ exited with 0 +++ [pid 5844] <... close resumed>) = 0 [pid 5840] mkdir("./7", 0777 [pid 5890] <... prctl resumed>) = 0 [pid 5890] setpgid(0, 0) = 0 [pid 5889] <... write resumed>) = 2097152 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=0, si_stime=21 /* 0.21 s */} --- [pid 5840] <... mkdir resumed>) = 0 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5843] <... restart_syscall resumed>) = 0 [pid 5839] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... ioctl resumed>) = 0 [pid 5839] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] close(3 [pid 5839] <... openat resumed>) = 3 [pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5843] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] newfstatat(3, "", [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] getdents64(3, [pid 5843] <... openat resumed>) = 3 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 ./strace-static-x86_64: Process 5891 attached [pid 5890] <... openat resumed>) = 3 [pid 5889] munmap(0x7f7fd8e00000, 138412032 [pid 5843] newfstatat(3, "", [pid 5839] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] set_robust_list(0x555590f88760, 24 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5891] <... set_robust_list resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5891] chdir("./6" [pid 5843] getdents64(3, [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5890] write(3, "1000", 4 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5891 [pid 5890] <... write resumed>) = 4 [pid 5839] unlink("./6/binderfs" [pid 5890] close(3 [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5890] <... close resumed>) = 0 [pid 5891] <... chdir resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5890] symlink("/dev/binderfs", "./binderfs" [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) executing program [pid 5839] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] <... prctl resumed>) = 0 [pid 5890] <... symlink resumed>) = 0 [pid 5889] <... munmap resumed>) = 0 [pid 5843] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5840] <... close resumed>) = 0 [pid 5890] write(1, "executing program\n", 18) = 18 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5891] setpgid(0, 0 [pid 5890] sched_setaffinity(0, 0, NULL [pid 5889] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] unlink("./5/binderfs" [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5891] <... setpgid resumed>) = 0 [pid 5890] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5889] <... openat resumed>) = 5 ./strace-static-x86_64: Process 5892 attached [pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5890] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5889] ioctl(5, LOOP_SET_FD, 4 [pid 5843] <... unlink resumed>) = 0 [pid 5839] <... umount2 resumed>) = 0 [pid 5890] <... openat resumed>) = 3 [pid 5890] memfd_create("syzkaller", 0 [pid 5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5892 [pid 5839] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] <... openat resumed>) = 3 executing program [pid 5892] set_robust_list(0x555590f88760, 24 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5892] <... set_robust_list resumed>) = 0 [pid 5891] write(3, "1000", 4 [pid 5890] <... memfd_create resumed>) = 4 [pid 5889] <... ioctl resumed>) = 0 [pid 5839] newfstatat(AT_FDCWD, "./6/file0", [pid 5891] <... write resumed>) = 4 [pid 5890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5889] close(4 [pid 5891] close(3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5891] <... close resumed>) = 0 [pid 5890] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5889] <... close resumed>) = 0 [pid 5891] symlink("/dev/binderfs", "./binderfs" [pid 5839] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] <... symlink resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5891] write(1, "executing program\n", 18 [pid 5889] close(5 [pid 5839] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5891] <... write resumed>) = 18 [pid 5889] <... close resumed>) = 0 [pid 5892] chdir("./7" [pid 5891] sched_setaffinity(0, 0, NULL [pid 5889] mkdir("./file0", 0777 [pid 5843] <... umount2 resumed>) = 0 [pid 5839] <... openat resumed>) = 4 [pid 5892] <... chdir resumed>) = 0 [pid 5891] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] newfstatat(4, "", [pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5891] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5889] <... mkdir resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5892] <... prctl resumed>) = 0 [pid 5891] <... openat resumed>) = 3 [pid 5889] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] newfstatat(AT_FDCWD, "./5/file0", [pid 5839] getdents64(4, [pid 5892] setpgid(0, 0 [pid 5891] memfd_create("syzkaller", 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5892] <... setpgid resumed>) = 0 [pid 5843] umount2("./5/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(4, [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] close(4 [pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5891] <... memfd_create resumed>) = 4 [pid 5890] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] openat(AT_FDCWD, "./5/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... close resumed>) = 0 [pid 5892] <... openat resumed>) = 3 [pid 5891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5843] <... openat resumed>) = 4 [pid 5892] write(3, "1000", 4 [pid 5891] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5843] newfstatat(4, "", [pid 5839] rmdir("./6/file0" [pid 5892] <... write resumed>) = 4 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5892] close(3 [pid 5843] getdents64(4, [pid 5839] <... rmdir resumed>) = 0 [pid 5892] <... close resumed>) = 0 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(3, [pid 5892] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5843] getdents64(4, [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5892] write(1, "executing program\n", 18 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] close(3 [pid 5892] <... write resumed>) = 18 [pid 5843] close(4 [pid 5892] sched_setaffinity(0, 0, NULL [pid 5839] <... close resumed>) = 0 [pid 5892] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... close resumed>) = 0 [pid 5839] rmdir("./6" [pid 5892] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5843] rmdir("./5/file0" [pid 5839] <... rmdir resumed>) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5839] mkdir("./7", 0777 [pid 5892] <... openat resumed>) = 3 [pid 5892] memfd_create("syzkaller", 0 [pid 5843] getdents64(3, [pid 5839] <... mkdir resumed>) = 0 [pid 5892] <... memfd_create resumed>) = 4 [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [ 84.181994][ T5889] loop2: detected capacity change from 0 to 4096 [ 84.211748][ T5889] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5843] rmdir("./5" [pid 5892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5843] mkdir("./6", 0777 [pid 5892] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5843] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5839] <... openat resumed>) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] <... close resumed>) = 0 [pid 5892] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5839] close(3 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5893 attached [pid 5891] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5893 [pid 5893] set_robust_list(0x555590f88760, 24) = 0 [pid 5893] chdir("./6") = 0 [pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5893] setpgid(0, 0) = 0 [pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5893] write(3, "1000", 4) = 4 [pid 5893] close(3) = 0 [pid 5893] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5893] write(1, "executing program\n", 18executing program ) = 18 [pid 5893] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5893] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5893] memfd_create("syzkaller", 0 [pid 5839] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5894 attached [pid 5893] <... memfd_create resumed>) = 4 [pid 5890] <... write resumed>) = 2097152 [pid 5894] set_robust_list(0x555590f88760, 24 [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5894 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5894] chdir("./7" [pid 5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5890] munmap(0x7f7fd8e00000, 138412032 [pid 5894] <... chdir resumed>) = 0 [pid 5891] <... write resumed>) = 2097152 [pid 5890] <... munmap resumed>) = 0 [pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5891] munmap(0x7f7fd8e00000, 138412032 [pid 5894] <... prctl resumed>) = 0 [pid 5894] setpgid(0, 0 [pid 5891] <... munmap resumed>) = 0 [pid 5894] <... setpgid resumed>) = 0 [pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5891] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 5 [pid 5894] <... openat resumed>) = 3 [pid 5891] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5894] write(3, "1000", 4) = 4 [pid 5894] close(3) = 0 [pid 5894] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5894] write(1, "executing program\n", 18executing program ) = 18 [pid 5894] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5894] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5890] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 5 [pid 5890] ioctl(5, LOOP_SET_FD, 4 [pid 5894] memfd_create("syzkaller", 0) = 4 [pid 5892] <... write resumed>) = 2097152 [pid 5891] close(4 [pid 5894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5892] munmap(0x7f7fd8e00000, 138412032 [pid 5894] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5890] <... ioctl resumed>) = 0 [pid 5892] <... munmap resumed>) = 0 [pid 5891] <... close resumed>) = 0 [pid 5890] close(4 [pid 5891] close(5) = 0 [pid 5891] mkdir("./file0", 0777) = 0 [pid 5891] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5892] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5892] ioctl(5, LOOP_SET_FD, 4 [pid 5890] <... close resumed>) = 0 [ 84.382402][ T5891] loop5: detected capacity change from 0 to 4096 [ 84.397433][ T5890] loop3: detected capacity change from 0 to 4096 [pid 5890] close(5) = 0 [pid 5893] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5890] mkdir("./file0", 0777) = 0 [pid 5890] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5894] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5892] <... ioctl resumed>) = 0 [pid 5892] close(4) = 0 [pid 5892] close(5) = 0 [pid 5892] mkdir("./file0", 0777) = 0 [ 84.428437][ T5891] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 84.437961][ T5892] loop1: detected capacity change from 0 to 4096 [ 84.453116][ T5890] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 84.454015][ T5889] ntfs3(loop2): Failed to load $Extend (-22). [pid 5892] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5889] <... mount resumed>) = 0 [pid 5893] <... write resumed>) = 2097152 [pid 5889] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5889] chdir("./file0") = 0 [pid 5889] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5889] read(3, [pid 5893] munmap(0x7f7fd8e00000, 138412032) = 0 [ 84.481328][ T5889] ntfs3(loop2): Failed to initialize $Extend. [ 84.491813][ T5892] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5894] <... write resumed>) = 2097152 [pid 5894] munmap(0x7f7fd8e00000, 138412032 [pid 5893] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 5 [pid 5893] ioctl(5, LOOP_SET_FD, 4 [pid 5894] <... munmap resumed>) = 0 [pid 5894] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5894] ioctl(5, LOOP_SET_FD, 4 [pid 5893] <... ioctl resumed>) = 0 [pid 5890] <... mount resumed>) = 0 [pid 5893] close(4 [pid 5890] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5893] <... close resumed>) = 0 [ 84.541570][ T5890] ntfs3(loop3): Failed to load $Extend (-22). [ 84.548123][ T5890] ntfs3(loop3): Failed to initialize $Extend. [ 84.558403][ T5891] ntfs3(loop5): Failed to load $Extend (-22). [ 84.567845][ T5893] loop4: detected capacity change from 0 to 4096 [ 84.577675][ T5894] loop0: detected capacity change from 0 to 4096 [pid 5890] <... openat resumed>) = 4 [pid 5893] close(5) = 0 [pid 5890] chdir("./file0" [pid 5893] mkdir("./file0", 0777 [pid 5890] <... chdir resumed>) = 0 [pid 5894] <... ioctl resumed>) = 0 [pid 5894] close(4) = 0 [pid 5894] close(5) = 0 [pid 5894] mkdir("./file0", 0777) = 0 [pid 5894] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5891] <... mount resumed>) = 0 [pid 5893] <... mkdir resumed>) = 0 [pid 5892] <... mount resumed>) = 0 [pid 5890] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5893] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5892] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5890] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5890] read(3, [pid 5891] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5891] chdir("./file0") = 0 [pid 5891] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5892] <... openat resumed>) = 4 [pid 5891] read(3, [pid 5892] chdir("./file0") = 0 [pid 5892] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 84.590219][ T5891] ntfs3(loop5): Failed to initialize $Extend. [ 84.591838][ T5892] ntfs3(loop1): Failed to load $Extend (-22). [ 84.606338][ T5892] ntfs3(loop1): Failed to initialize $Extend. [ 84.614108][ T5894] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 84.632991][ T5893] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 84.775901][ T5893] ntfs3(loop4): Failed to load $Extend (-22). [ 84.812908][ T5893] ntfs3(loop4): Failed to initialize $Extend. [pid 5892] read(3, [pid 5893] <... mount resumed>) = 0 [pid 5893] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5893] chdir("./file0") = 0 [pid 5893] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5894] <... mount resumed>) = 0 [ 84.826881][ T5894] ntfs3(loop0): Failed to load $Extend (-22). [ 84.848648][ T5894] ntfs3(loop0): Failed to initialize $Extend. [pid 5893] read(3, [pid 5894] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5894] chdir("./file0") = 0 [pid 5894] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5894] read(3, [pid 5889] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5889] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5889] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5889] exit_group(0) = ? [pid 5889] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=0, si_stime=22 /* 0.22 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5891] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5891] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5841] newfstatat(3, "", [pid 5891] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5891] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] getdents64(3, [pid 5891] exit_group(0 [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5891] <... exit_group resumed>) = ? [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5891] +++ exited with 0 +++ [pid 5841] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./6/binderfs") = 0 [pid 5841] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5841] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./6/file0", [pid 5844] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... openat resumed>) = 3 [pid 5841] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, [pid 5841] newfstatat(4, "", [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] getdents64(4, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5893] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5841] getdents64(4, [pid 5893] connect(-1, NULL, 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5893] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] unlink("./6/binderfs" [pid 5841] close(4 [pid 5893] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5844] <... unlink resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5893] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5893] exit_group(0 [pid 5844] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] rmdir("./6/file0" [pid 5893] <... exit_group resumed>) = ? [pid 5844] <... umount2 resumed>) = 0 [pid 5841] <... rmdir resumed>) = 0 [pid 5893] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=25 /* 0.25 s */} --- [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] close(3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... close resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./6/file0", [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] rmdir("./6" [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... rmdir resumed>) = 0 [pid 5890] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... openat resumed>) = 3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(3, "", [pid 5890] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5844] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] mkdir("./7", 0777 [pid 5890] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5844] <... openat resumed>) = 4 [pid 5890] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] newfstatat(4, "", [pid 5843] getdents64(3, [pid 5890] exit_group(0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] <... mkdir resumed>) = 0 [pid 5890] <... exit_group resumed>) = ? [pid 5844] getdents64(4, [pid 5843] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(4, [pid 5843] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5844] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5844] close(4 [pid 5843] unlink("./6/binderfs" [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5890] +++ exited with 0 +++ [pid 5844] <... close resumed>) = 0 [pid 5843] <... unlink resumed>) = 0 [pid 5841] <... ioctl resumed>) = 0 [pid 5844] rmdir("./6/file0" [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5844] <... rmdir resumed>) = 0 [pid 5843] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5841] close(3 [pid 5844] getdents64(3, [pid 5843] <... umount2 resumed>) = 0 [pid 5842] <... restart_syscall resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5842] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] rmdir("./6" [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... rmdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, [pid 5844] mkdir("./7", 0777 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5844] <... mkdir resumed>) = 0 [pid 5843] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... openat resumed>) = 3 [pid 5843] newfstatat(AT_FDCWD, "./6/file0", [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... ioctl resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5844] close(3 [pid 5843] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./6/binderfs" [pid 5892] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... unlink resumed>) = 0 [pid 5843] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5892] connect(-1, NULL, 0 [pid 5843] <... openat resumed>) = 4 [pid 5892] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] newfstatat(4, "", [pid 5892] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./6/file0") = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3 [pid 5892] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... close resumed>) = 0 [pid 5843] rmdir("./6") = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5843] mkdir("./7", 0777 [pid 5892] exit_group(0 [pid 5842] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... close resumed>) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5892] <... exit_group resumed>) = ? [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./6/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./6/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./6/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5895 attached [pid 5842] newfstatat(4, "", [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] getdents64(4, [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5895] set_robust_list(0x555590f88760, 24 [pid 5843] <... ioctl resumed>) = 0 [pid 5842] getdents64(4, [pid 5843] close(3 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5892] +++ exited with 0 +++ [pid 5842] close(4 [pid 5895] <... set_robust_list resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5895 [pid 5895] chdir("./7" [pid 5842] rmdir("./6/file0" [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=0, si_stime=22 /* 0.22 s */} --- [pid 5895] <... chdir resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] getdents64(3, [pid 5840] <... restart_syscall resumed>) = 0 [pid 5895] <... prctl resumed>) = 0 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5895] setpgid(0, 0 [pid 5842] close(3 [pid 5895] <... setpgid resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5840] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] rmdir("./6" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... rmdir resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5895] <... openat resumed>) = 3 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] mkdir("./7", 0777 [pid 5840] <... openat resumed>) = 3 [pid 5895] write(3, "1000", 4) = 4 [pid 5842] <... mkdir resumed>) = 0 [pid 5840] newfstatat(3, "", [pid 5895] close(3 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5895] <... close resumed>) = 0 [pid 5840] getdents64(3, ./strace-static-x86_64: Process 5896 attached [pid 5895] symlink("/dev/binderfs", "./binderfs" [pid 5843] <... close resumed>) = 0 executing program [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5896] set_robust_list(0x555590f88760, 24 [pid 5895] <... symlink resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5896 [pid 5896] <... set_robust_list resumed>) = 0 [pid 5896] chdir("./7" [pid 5895] write(1, "executing program\n", 18 [pid 5840] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5895] <... write resumed>) = 18 [pid 5842] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5840] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5895] sched_setaffinity(0, 0, NULL [pid 5842] <... ioctl resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5895] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5842] close(3 [pid 5840] unlink("./7/binderfs" [pid 5896] <... chdir resumed>) = 0 [pid 5840] <... unlink resumed>) = 0 [pid 5840] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5895] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5896] <... prctl resumed>) = 0 [pid 5895] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./7/file0", [pid 5896] setpgid(0, 0 [pid 5895] memfd_create("syzkaller", 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5896] <... setpgid resumed>) = 0 [pid 5895] <... memfd_create resumed>) = 4 [pid 5840] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5896] <... openat resumed>) = 3 [pid 5840] <... openat resumed>) = 4 [pid 5895] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5840] newfstatat(4, "", [pid 5896] write(3, "1000", 4 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./7/file0") = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5896] <... write resumed>) = 4 [pid 5896] close(3 [pid 5840] close(3) = 0 [pid 5896] <... close resumed>) = 0 [pid 5840] rmdir("./7"executing program [pid 5896] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... rmdir resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] mkdir("./8", 0777 [pid 5896] <... symlink resumed>) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5896] write(1, "executing program\n", 18 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR./strace-static-x86_64: Process 5897 attached ) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 5896] <... write resumed>) = 18 [pid 5897] set_robust_list(0x555590f88760, 24 [pid 5896] sched_setaffinity(0, 0, NULL [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5897 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5897] chdir("./7") = 0 [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5897] setpgid(0, 0) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5896] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5897] <... openat resumed>) = 3 [pid 5896] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5842] <... close resumed>) = 0 [pid 5896] <... openat resumed>) = 3 [pid 5897] write(3, "1000", 4) = 4 [pid 5896] memfd_create("syzkaller", 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5896] <... memfd_create resumed>) = 4 [pid 5894] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0executing program ) = 0x7f7fd8e00000 [pid 5897] close(3./strace-static-x86_64: Process 5898 attached ) = 0 [pid 5897] symlink("/dev/binderfs", "./binderfs" [pid 5894] connect(-1, NULL, 0 [pid 5897] <... symlink resumed>) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5898 [pid 5897] write(1, "executing program\n", 18 [pid 5894] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] set_robust_list(0x555590f88760, 24 [pid 5897] <... write resumed>) = 18 [pid 5898] <... set_robust_list resumed>) = 0 [pid 5897] sched_setaffinity(0, 0, NULL [pid 5898] chdir("./7" [pid 5897] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5898] <... chdir resumed>) = 0 [pid 5897] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5897] memfd_create("syzkaller", 0 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5898] setpgid(0, 0) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5894] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5898] write(3, "1000", 4) = 4 [pid 5897] <... memfd_create resumed>) = 4 [pid 5898] close(3 [pid 5897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5898] <... close resumed>) = 0 [pid 5897] <... mmap resumed>) = 0x7f7fd8e00000 executing program [pid 5898] symlink("/dev/binderfs", "./binderfs" [pid 5894] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... symlink resumed>) = 0 [pid 5898] write(1, "executing program\n", 18) = 18 [pid 5840] <... close resumed>) = 0 [pid 5898] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5898] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5894] exit_group(0) = ? [pid 5898] memfd_create("syzkaller", 0 [pid 5896] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5895] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5894] +++ exited with 0 +++ [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=0, si_stime=24 /* 0.24 s */} --- [pid 5839] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5898] <... memfd_create resumed>) = 4 [pid 5839] <... openat resumed>) = 3 [pid 5898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5839] newfstatat(3, "", [pid 5898] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 5899 attached [pid 5839] getdents64(3, [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5899 [pid 5899] set_robust_list(0x555590f88760, 24 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./7/binderfs") = 0 [pid 5839] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5839] <... umount2 resumed>) = 0 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5899] chdir("./8") = 0 [pid 5895] <... write resumed>) = 2097152 [pid 5839] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5839] newfstatat(AT_FDCWD, "./7/file0", [pid 5899] setpgid(0, 0) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5899] <... openat resumed>) = 3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5839] newfstatat(4, "", [pid 5899] write(3, "1000", 4 [pid 5898] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152executing program [pid 5895] munmap(0x7f7fd8e00000, 138412032 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5899] <... write resumed>) = 4 [pid 5899] close(3 [pid 5839] getdents64(4, [pid 5899] <... close resumed>) = 0 [pid 5899] symlink("/dev/binderfs", "./binderfs" [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5899] <... symlink resumed>) = 0 [pid 5839] close(4 [pid 5899] write(1, "executing program\n", 18) = 18 [pid 5839] <... close resumed>) = 0 [pid 5899] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5839] rmdir("./7/file0" [pid 5899] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5839] <... rmdir resumed>) = 0 [pid 5899] <... openat resumed>) = 3 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5899] memfd_create("syzkaller", 0 [pid 5896] <... write resumed>) = 2097152 [pid 5895] <... munmap resumed>) = 0 [pid 5839] rmdir("./7" [pid 5899] <... memfd_create resumed>) = 4 [pid 5896] munmap(0x7f7fd8e00000, 138412032 [pid 5895] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5839] <... rmdir resumed>) = 0 [pid 5899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5839] mkdir("./8", 0777) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] close(3 [pid 5899] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5897] <... write resumed>) = 2097152 [pid 5896] <... munmap resumed>) = 0 [pid 5895] <... openat resumed>) = 5 [pid 5896] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5895] ioctl(5, LOOP_SET_FD, 4 [pid 5896] <... openat resumed>) = 5 [pid 5896] ioctl(5, LOOP_SET_FD, 4 [pid 5897] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5898] <... write resumed>) = 2097152 [pid 5896] <... ioctl resumed>) = 0 [pid 5895] <... ioctl resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5898] munmap(0x7f7fd8e00000, 138412032 [pid 5897] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5897] <... openat resumed>) = 5 [pid 5896] close(4 [pid 5895] close(4 [pid 5898] <... munmap resumed>) = 0 [pid 5897] ioctl(5, LOOP_SET_FD, 4 [pid 5896] <... close resumed>) = 0 [pid 5895] <... close resumed>) = 0 [pid 5899] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152./strace-static-x86_64: Process 5900 attached [pid 5900] set_robust_list(0x555590f88760, 24) = 0 [ 85.767299][ T5895] loop2: detected capacity change from 0 to 4096 [ 85.779392][ T5896] loop5: detected capacity change from 0 to 4096 [pid 5900] chdir("./8" [pid 5896] close(5 [pid 5895] close(5 [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5900 [pid 5896] <... close resumed>) = 0 [pid 5896] mkdir("./file0", 0777 [pid 5895] <... close resumed>) = 0 [pid 5895] mkdir("./file0", 0777 [pid 5896] <... mkdir resumed>) = 0 [pid 5898] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5895] <... mkdir resumed>) = 0 [pid 5898] <... openat resumed>) = 5 [pid 5898] ioctl(5, LOOP_SET_FD, 4 [pid 5900] <... chdir resumed>) = 0 [pid 5895] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5896] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5900] <... prctl resumed>) = 0 [pid 5900] setpgid(0, 0) = 0 [pid 5897] <... ioctl resumed>) = 0 [pid 5897] close(4) = 0 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5897] close(5 [pid 5900] <... openat resumed>) = 3 [pid 5897] <... close resumed>) = 0 [pid 5897] mkdir("./file0", 0777 [pid 5900] write(3, "1000", 4 [pid 5897] <... mkdir resumed>) = 0 [pid 5900] <... write resumed>) = 4 [pid 5900] close(3 [pid 5897] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5900] <... close resumed>) = 0 [ 85.815010][ T5897] loop4: detected capacity change from 0 to 4096 [ 85.828266][ T5895] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [ 85.848520][ T5896] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 85.849413][ T5898] loop3: detected capacity change from 0 to 4096 [pid 5900] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5900] write(1, "executing program\n", 18executing program ) = 18 [pid 5900] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5900] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5899] <... write resumed>) = 2097152 [pid 5900] <... openat resumed>) = 3 [pid 5900] memfd_create("syzkaller", 0) = 4 [pid 5899] munmap(0x7f7fd8e00000, 138412032 [pid 5900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5898] <... ioctl resumed>) = 0 [pid 5900] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5899] <... munmap resumed>) = 0 [pid 5898] close(4) = 0 [pid 5898] close(5) = 0 [pid 5898] mkdir("./file0", 0777) = 0 [ 85.869132][ T5897] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 85.906413][ T5895] ntfs3(loop2): Failed to load $Extend (-22). [pid 5898] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5899] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5899] ioctl(5, LOOP_SET_FD, 4 [pid 5895] <... mount resumed>) = 0 [ 85.912968][ T5898] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 85.931341][ T5897] ntfs3(loop4): Failed to load $Extend (-22). [ 85.937808][ T5895] ntfs3(loop2): Failed to initialize $Extend. [ 85.940549][ T5899] loop1: detected capacity change from 0 to 4096 [ 85.959757][ T5897] ntfs3(loop4): Failed to initialize $Extend. [pid 5895] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5895] chdir("./file0") = 0 [pid 5895] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5900] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5895] read(3, [pid 5899] <... ioctl resumed>) = 0 [pid 5899] close(4) = 0 [pid 5899] close(5) = 0 [pid 5899] mkdir("./file0", 0777) = 0 [ 85.963455][ T5896] ntfs3(loop5): Failed to load $Extend (-22). [pid 5897] <... mount resumed>) = 0 [pid 5899] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5897] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5897] chdir("./file0") = 0 [pid 5897] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5896] <... mount resumed>) = 0 [pid 5897] read(3, [pid 5896] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5896] chdir("./file0") = 0 [ 85.990758][ T5896] ntfs3(loop5): Failed to initialize $Extend. [ 86.003046][ T5898] ntfs3(loop3): Failed to load $Extend (-22). [ 86.023252][ T5899] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [ 86.034414][ T5898] ntfs3(loop3): Failed to initialize $Extend. [pid 5898] <... mount resumed>) = 0 [pid 5900] <... write resumed>) = 2097152 [pid 5896] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5898] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5898] chdir("./file0") = 0 [pid 5898] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5898] read(3, [pid 5896] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5896] read(3, [pid 5900] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5900] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5899] <... mount resumed>) = 0 [ 86.094675][ T5899] ntfs3(loop1): Failed to load $Extend (-22). [ 86.108931][ T5899] ntfs3(loop1): Failed to initialize $Extend. [pid 5900] ioctl(5, LOOP_SET_FD, 4 [pid 5899] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5899] chdir("./file0") = 0 [pid 5899] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5899] read(3, [pid 5900] <... ioctl resumed>) = 0 [pid 5900] close(4) = 0 [pid 5900] close(5) = 0 [pid 5900] mkdir("./file0", 0777) = 0 [ 86.148709][ T5900] loop0: detected capacity change from 0 to 4096 [ 86.213437][ T5900] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 86.231039][ T972] cfg80211: failed to load regulatory.db [pid 5900] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5895] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5895] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5895] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5895] exit_group(0) = ? [pid 5895] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=15 /* 0.15 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5900] <... mount resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5900] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5841] unlink("./7/binderfs" [pid 5900] chdir("./file0" [pid 5841] <... unlink resumed>) = 0 [pid 5900] <... chdir resumed>) = 0 [pid 5900] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5841] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5900] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 86.311479][ T5900] ntfs3(loop0): Failed to load $Extend (-22). [ 86.327297][ T5900] ntfs3(loop0): Failed to initialize $Extend. [pid 5900] read(3, [pid 5841] <... umount2 resumed>) = 0 [pid 5841] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./7/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./7/file0") = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./7") = 0 [pid 5841] mkdir("./8", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5901 attached [pid 5901] set_robust_list(0x555590f88760, 24) = 0 [pid 5901] chdir("./8" [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5901 [pid 5901] <... chdir resumed>) = 0 [pid 5901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5901] setpgid(0, 0) = 0 [pid 5901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5901] write(3, "1000", 4) = 4 [pid 5901] close(3) = 0 [pid 5901] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5901] write(1, "executing program\n", 18) = 18 [pid 5901] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5901] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5901] memfd_create("syzkaller", 0) = 4 [pid 5901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5901] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5897] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5898] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5897] connect(-1, NULL, 0 [pid 5898] connect(-1, NULL, 0 [pid 5897] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5898] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5897] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] exit_group(0 [pid 5897] exit_group(0 [pid 5898] <... exit_group resumed>) = ? [pid 5897] <... exit_group resumed>) = ? [pid 5898] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=0, si_stime=22 /* 0.22 s */} --- [pid 5842] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5897] +++ exited with 0 +++ [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=15 /* 0.15 s */} --- [pid 5842] <... openat resumed>) = 3 [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./7/binderfs" [pid 5843] <... restart_syscall resumed>) = 0 [pid 5843] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, [pid 5842] <... unlink resumed>) = 0 [pid 5842] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] <... umount2 resumed>) = 0 [pid 5843] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./7/binderfs") = 0 [pid 5843] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5842] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5901] <... write resumed>) = 2097152 [pid 5843] newfstatat(AT_FDCWD, "./7/file0", [pid 5842] newfstatat(AT_FDCWD, "./7/file0", [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... openat resumed>) = 4 [pid 5842] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] newfstatat(4, "", [pid 5842] <... openat resumed>) = 4 [pid 5901] munmap(0x7f7fd8e00000, 138412032 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] newfstatat(4, "", [pid 5843] getdents64(4, [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5901] <... munmap resumed>) = 0 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, [pid 5843] getdents64(4, [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] getdents64(4, [pid 5843] close(4 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] close(4) = 0 [pid 5843] rmdir("./7/file0" [pid 5842] rmdir("./7/file0" [pid 5843] <... rmdir resumed>) = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5843] getdents64(3, [pid 5842] getdents64(3, [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3 [pid 5842] close(3) = 0 [pid 5843] <... close resumed>) = 0 [pid 5842] rmdir("./7" [pid 5843] rmdir("./7") = 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5843] mkdir("./8", 0777 [pid 5901] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5842] mkdir("./8", 0777 [pid 5843] <... mkdir resumed>) = 0 [pid 5901] <... openat resumed>) = 5 [pid 5901] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5899] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5842] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5899] connect(-1, NULL, 0 [pid 5842] <... openat resumed>) = 3 [pid 5899] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5899] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... ioctl resumed>) = 0 [pid 5899] exit_group(0) = ? [pid 5842] close(3 [pid 5899] +++ exited with 0 +++ [pid 5843] <... openat resumed>) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=0, si_stime=20 /* 0.20 s */} --- [pid 5900] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5842] <... close resumed>) = 0 [pid 5900] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5840] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5900] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5900] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [ 86.771380][ T5901] loop2: detected capacity change from 0 to 4096 [pid 5900] exit_group(0 [pid 5896] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5840] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5901] close(4) = 0 [pid 5900] <... exit_group resumed>) = ? [pid 5840] <... openat resumed>) = 3 [pid 5901] close(5 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./8/binderfs" [pid 5901] <... close resumed>) = 0 [pid 5900] +++ exited with 0 +++ [pid 5840] <... unlink resumed>) = 0 [pid 5901] mkdir("./file0", 0777 [pid 5840] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5901] <... mkdir resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, ""./strace-static-x86_64: Process 5902 attached [pid 5896] connect(-1, NULL, 0 [pid 5843] <... close resumed>) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5839] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... openat resumed>) = 3 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(3, "", [pid 5840] newfstatat(AT_FDCWD, "./8/file0", [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] getdents64(3, [pid 5896] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5902] set_robust_list(0x555590f88760, 24 [pid 5896] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5840] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5902] <... set_robust_list resumed>) = 0 [pid 5896] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5902 [pid 5840] <... openat resumed>) = 4 [pid 5839] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] newfstatat(4, "", [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5903 attached [pid 5902] chdir("./8" [pid 5896] exit_group(0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] unlink("./8/binderfs" [pid 5902] <... chdir resumed>) = 0 [pid 5896] <... exit_group resumed>) = ? [pid 5840] getdents64(4, [pid 5839] <... unlink resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5903 [pid 5840] getdents64(4, [pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5896] +++ exited with 0 +++ [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5903] set_robust_list(0x555590f88760, 24 [pid 5902] <... prctl resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=23 /* 0.23 s */} --- [pid 5839] <... umount2 resumed>) = 0 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5840] close(4 [pid 5839] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5903] chdir("./8" [pid 5844] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5902] setpgid(0, 0 [pid 5840] <... close resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5902] <... setpgid resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] rmdir("./8/file0" [pid 5839] newfstatat(AT_FDCWD, "./8/file0", [pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5903] <... chdir resumed>) = 0 [pid 5902] <... openat resumed>) = 3 [pid 5844] <... openat resumed>) = 3 [pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5902] write(3, "1000", 4 [pid 5903] <... prctl resumed>) = 0 [pid 5844] getdents64(3, [pid 5839] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5902] <... write resumed>) = 4 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5902] close(3 [pid 5844] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5902] <... close resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5902] symlink("/dev/binderfs", "./binderfs" [pid 5844] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5903] setpgid(0, 0 [pid 5902] <... symlink resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5903] <... setpgid resumed>) = 0 executing program [pid 5902] write(1, "executing program\n", 18 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5902] <... write resumed>) = 18 [pid 5844] unlink("./7/binderfs" [pid 5840] getdents64(3, [pid 5903] <... openat resumed>) = 3 [pid 5902] sched_setaffinity(0, 0, NULL [pid 5844] <... unlink resumed>) = 0 [pid 5839] <... openat resumed>) = 4 [pid 5903] write(3, "1000", 4 [pid 5902] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] newfstatat(4, "", [pid 5903] <... write resumed>) = 4 [pid 5902] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5840] close(3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5903] close(3 [pid 5902] <... openat resumed>) = 3 [pid 5844] <... umount2 resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5839] getdents64(4, [pid 5903] <... close resumed>) = 0 [pid 5902] memfd_create("syzkaller", 0 [pid 5844] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] rmdir("./8" [pid 5903] symlink("/dev/binderfs", "./binderfs" [pid 5902] <... memfd_create resumed>) = 4 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... rmdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [ 86.837567][ T5901] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5844] newfstatat(AT_FDCWD, "./7/file0", [pid 5903] <... symlink resumed>) = 0 [pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 5840] mkdir("./9", 0777 [pid 5839] getdents64(4, [pid 5903] write(1, "executing program\n", 18 [pid 5902] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5844] umount2("./7/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5903] <... write resumed>) = 18 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... mkdir resumed>) = 0 [pid 5839] close(4 [pid 5903] sched_setaffinity(0, 0, NULL [pid 5844] openat(AT_FDCWD, "./7/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5903] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... close resumed>) = 0 [pid 5903] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5903] memfd_create("syzkaller", 0 [pid 5844] <... openat resumed>) = 4 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5839] rmdir("./8/file0") = 0 [pid 5903] <... memfd_create resumed>) = 4 [pid 5840] <... openat resumed>) = 3 [pid 5839] getdents64(3, [pid 5844] newfstatat(4, "", [pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5903] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5844] getdents64(4, [pid 5840] <... ioctl resumed>) = 0 [pid 5839] close(3 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] <... close resumed>) = 0 [pid 5840] close(3 [pid 5839] rmdir("./8" [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./7/file0" [pid 5839] mkdir("./9", 0777 [pid 5844] <... rmdir resumed>) = 0 [pid 5839] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5844] getdents64(3, [pid 5839] <... openat resumed>) = 3 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5844] close(3) = 0 [pid 5839] <... ioctl resumed>) = 0 [pid 5844] rmdir("./7" [pid 5839] close(3 [pid 5844] <... rmdir resumed>) = 0 [pid 5844] mkdir("./8", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5903] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5844] <... ioctl resumed>) = 0 [pid 5840] <... close resumed>) = 0 [ 86.914900][ T5901] ntfs3(loop2): Failed to load $Extend (-22). [ 86.948273][ T5901] ntfs3(loop2): Failed to initialize $Extend. [pid 5844] close(3 [pid 5902] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5901] <... mount resumed>) = 0 [pid 5901] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... close resumed>) = 0 ./strace-static-x86_64: Process 5904 attached [pid 5902] <... write resumed>) = 2097152 [pid 5901] <... openat resumed>) = 4 [pid 5844] <... close resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5901] chdir("./file0" [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5904 ./strace-static-x86_64: Process 5905 attached [pid 5901] <... chdir resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5905] set_robust_list(0x555590f88760, 24 [pid 5904] set_robust_list(0x555590f88760, 24 [pid 5901] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5905] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5906 attached [pid 5905] chdir("./9" [pid 5904] <... set_robust_list resumed>) = 0 [pid 5902] munmap(0x7f7fd8e00000, 138412032 [pid 5901] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5905 [pid 5906] set_robust_list(0x555590f88760, 24 [pid 5905] <... chdir resumed>) = 0 [pid 5904] chdir("./9" [pid 5901] read(3, [pid 5906] <... set_robust_list resumed>) = 0 [pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5906] chdir("./8" [pid 5905] <... prctl resumed>) = 0 [pid 5905] setpgid(0, 0 [pid 5906] <... chdir resumed>) = 0 [pid 5905] <... setpgid resumed>) = 0 [pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5905] <... openat resumed>) = 3 [pid 5906] <... prctl resumed>) = 0 [pid 5904] <... chdir resumed>) = 0 [pid 5902] <... munmap resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5906 [pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5906] setpgid(0, 0) = 0 [pid 5905] write(3, "1000", 4 [pid 5904] setpgid(0, 0 [pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5905] <... write resumed>) = 4 [pid 5904] <... setpgid resumed>) = 0 [pid 5903] <... write resumed>) = 2097152 [pid 5902] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5905] close(3) = 0 [pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5903] munmap(0x7f7fd8e00000, 138412032 [pid 5902] <... openat resumed>) = 5 [pid 5906] <... openat resumed>) = 3 [pid 5905] symlink("/dev/binderfs", "./binderfs" [pid 5904] <... openat resumed>) = 3 [pid 5902] ioctl(5, LOOP_SET_FD, 4 [pid 5905] <... symlink resumed>) = 0 executing program [pid 5906] write(3, "1000", 4 [pid 5905] write(1, "executing program\n", 18) = 18 [pid 5902] <... ioctl resumed>) = 0 [pid 5906] <... write resumed>) = 4 [pid 5905] sched_setaffinity(0, 0, NULL [pid 5906] close(3 [pid 5905] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5906] <... close resumed>) = 0 [pid 5905] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5906] symlink("/dev/binderfs", "./binderfs" [pid 5905] <... openat resumed>) = 3 [pid 5904] write(3, "1000", 4 [pid 5903] <... munmap resumed>) = 0 [pid 5906] <... symlink resumed>) = 0 [pid 5905] memfd_create("syzkaller", 0 [pid 5904] <... write resumed>) = 4 [pid 5904] close(3 [pid 5903] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5904] <... close resumed>) = 0 [pid 5903] <... openat resumed>) = 5 [pid 5904] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5904] write(1, "executing program\n", 18 [pid 5906] write(1, "executing program\n", 18 [pid 5904] <... write resumed>) = 18 [pid 5903] ioctl(5, LOOP_SET_FD, 4 [pid 5904] sched_setaffinity(0, 0, NULL [pid 5902] close(4 [pid 5904] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5902] <... close resumed>) = 0 executing program [pid 5906] <... write resumed>) = 18 [pid 5905] <... memfd_create resumed>) = 4 [pid 5904] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5902] close(5 [pid 5906] sched_setaffinity(0, 0, NULL [pid 5905] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5906] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5905] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5906] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5902] <... close resumed>) = 0 [pid 5904] <... openat resumed>) = 3 [pid 5906] <... openat resumed>) = 3 [pid 5902] mkdir("./file0", 0777 [pid 5906] memfd_create("syzkaller", 0 [pid 5904] memfd_create("syzkaller", 0 [pid 5902] <... mkdir resumed>) = 0 [pid 5903] <... ioctl resumed>) = 0 [pid 5902] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5903] close(4 [pid 5906] <... memfd_create resumed>) = 4 [pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5903] <... close resumed>) = 0 [ 87.080942][ T5902] loop3: detected capacity change from 0 to 4096 [ 87.097124][ T5903] loop4: detected capacity change from 0 to 4096 [pid 5906] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5903] close(5 [pid 5904] <... memfd_create resumed>) = 4 [pid 5903] <... close resumed>) = 0 [pid 5903] mkdir("./file0", 0777 [pid 5904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5903] <... mkdir resumed>) = 0 [pid 5904] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5903] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5906] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [ 87.126334][ T5902] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 87.158999][ T5903] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5905] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5904] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5902] <... mount resumed>) = 0 [pid 5906] <... write resumed>) = 2097152 [pid 5902] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5906] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5905] <... write resumed>) = 2097152 [ 87.204835][ T5902] ntfs3(loop3): Failed to load $Extend (-22). [ 87.225393][ T5902] ntfs3(loop3): Failed to initialize $Extend. [pid 5902] chdir("./file0" [pid 5906] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5902] <... chdir resumed>) = 0 [pid 5906] <... openat resumed>) = 5 [pid 5902] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5906] ioctl(5, LOOP_SET_FD, 4 [pid 5902] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5901] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5903] <... mount resumed>) = 0 [pid 5902] read(3, [pid 5901] connect(-1, NULL, 0 [pid 5905] munmap(0x7f7fd8e00000, 138412032 [pid 5904] <... write resumed>) = 2097152 [pid 5906] <... ioctl resumed>) = 0 [pid 5905] <... munmap resumed>) = 0 [pid 5903] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5901] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5904] munmap(0x7f7fd8e00000, 138412032 [pid 5905] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5901] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5905] <... openat resumed>) = 5 [pid 5903] <... openat resumed>) = 4 [pid 5901] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] ioctl(5, LOOP_SET_FD, 4 [pid 5903] chdir("./file0" [pid 5901] exit_group(0 [pid 5906] close(4) = 0 [pid 5906] close(5) = 0 [pid 5905] <... ioctl resumed>) = 0 [pid 5904] <... munmap resumed>) = 0 [pid 5903] <... chdir resumed>) = 0 [pid 5901] <... exit_group resumed>) = ? [pid 5904] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5903] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5906] mkdir("./file0", 0777) = 0 [pid 5904] <... openat resumed>) = 5 [pid 5903] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5904] ioctl(5, LOOP_SET_FD, 4 [pid 5903] read(3, [ 87.277524][ T5903] ntfs3(loop4): Failed to load $Extend (-22). [ 87.278048][ T5906] loop5: detected capacity change from 0 to 4096 [ 87.288445][ T5903] ntfs3(loop4): Failed to initialize $Extend. [ 87.317327][ T5905] loop0: detected capacity change from 0 to 4096 [pid 5906] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5901] +++ exited with 0 +++ [pid 5905] close(4 [pid 5904] <... ioctl resumed>) = 0 [pid 5904] close(4 [pid 5905] <... close resumed>) = 0 [pid 5904] <... close resumed>) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=0, si_stime=19 /* 0.19 s */} --- [pid 5905] close(5 [pid 5904] close(5 [pid 5841] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5905] <... close resumed>) = 0 [pid 5904] <... close resumed>) = 0 [pid 5905] mkdir("./file0", 0777 [pid 5904] mkdir("./file0", 0777 [pid 5841] unlink("./8/binderfs" [pid 5905] <... mkdir resumed>) = 0 [pid 5841] <... unlink resumed>) = 0 [ 87.332211][ T5906] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 87.339261][ T5904] loop1: detected capacity change from 0 to 4096 [pid 5905] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5904] <... mkdir resumed>) = 0 [pid 5841] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5904] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5841] <... umount2 resumed>) = 0 [pid 5841] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./8/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./8/file0") = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./8") = 0 [pid 5841] mkdir("./9", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [ 87.380863][ T5905] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 87.392055][ T5904] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5841] close(3) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5907 attached [ 87.446950][ T5906] ntfs3(loop5): Failed to load $Extend (-22). [ 87.486931][ T5906] ntfs3(loop5): Failed to initialize $Extend. [pid 5907] set_robust_list(0x555590f88760, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5907 [pid 5906] <... mount resumed>) = 0 [pid 5906] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5907] <... set_robust_list resumed>) = 0 [pid 5907] chdir("./9") = 0 [pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5906] chdir("./file0" [pid 5907] <... prctl resumed>) = 0 [pid 5906] <... chdir resumed>) = 0 [pid 5906] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5907] setpgid(0, 0 [pid 5906] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5906] read(3, [pid 5907] <... setpgid resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5907] write(3, "1000", 4) = 4 [pid 5907] close(3) = 0 [pid 5907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5905] <... mount resumed>) = 0 [pid 5904] <... mount resumed>) = 0 executing program [pid 5907] write(1, "executing program\n", 18 [pid 5904] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5905] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5905] chdir("./file0") = 0 [pid 5905] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5905] read(3, [pid 5907] <... write resumed>) = 18 [pid 5904] <... openat resumed>) = 4 [pid 5907] sched_setaffinity(0, 0, NULL [ 87.499623][ T5904] ntfs3(loop1): Failed to load $Extend (-22). [ 87.505742][ T5904] ntfs3(loop1): Failed to initialize $Extend. [ 87.521201][ T5905] ntfs3(loop0): Failed to load $Extend (-22). [ 87.527356][ T5905] ntfs3(loop0): Failed to initialize $Extend. [pid 5904] chdir("./file0" [pid 5907] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5904] <... chdir resumed>) = 0 [pid 5907] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5904] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5904] read(3, [pid 5907] <... openat resumed>) = 3 [pid 5907] memfd_create("syzkaller", 0) = 4 [pid 5907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5903] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5903] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5903] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5903] exit_group(0) = ? [pid 5903] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5843] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./8/binderfs") = 0 [pid 5843] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5843] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5907] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] newfstatat(AT_FDCWD, "./8/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./8/file0") = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./8") = 0 [pid 5843] mkdir("./9", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5907] <... write resumed>) = 2097152 [pid 5907] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5907] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 5 [pid 5907] ioctl(5, LOOP_SET_FD, 4 [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5908 attached [pid 5907] <... ioctl resumed>) = 0 [pid 5908] set_robust_list(0x555590f88760, 24) = 0 [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5908 [pid 5908] chdir("./9" [pid 5907] close(4) = 0 [pid 5907] close(5) = 0 [pid 5907] mkdir("./file0", 0777 [pid 5908] <... chdir resumed>) = 0 [pid 5907] <... mkdir resumed>) = 0 [pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 87.844884][ T5907] loop2: detected capacity change from 0 to 4096 [pid 5907] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5908] setpgid(0, 0) = 0 [pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5902] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5902] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5908] write(3, "1000", 4 [pid 5902] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5908] <... write resumed>) = 4 [pid 5902] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5902] exit_group(0 [pid 5908] close(3 [pid 5902] <... exit_group resumed>) = ? [pid 5902] +++ exited with 0 +++ executing program [pid 5908] <... close resumed>) = 0 [pid 5908] symlink("/dev/binderfs", "./binderfs" [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5908] <... symlink resumed>) = 0 [pid 5842] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5908] write(1, "executing program\n", 18) = 18 [ 87.896874][ T5907] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5908] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5905] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5908] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5842] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5908] <... openat resumed>) = 3 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5905] connect(-1, NULL, 0 [pid 5842] <... openat resumed>) = 3 [pid 5842] newfstatat(3, "", [pid 5905] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5905] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5905] exit_group(0) = ? [pid 5908] memfd_create("syzkaller", 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5908] <... memfd_create resumed>) = 4 [pid 5905] +++ exited with 0 +++ [pid 5842] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5908] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5842] unlink("./8/binderfs" [pid 5839] <... restart_syscall resumed>) = 0 [pid 5908] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5842] <... unlink resumed>) = 0 [pid 5842] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5839] unlink("./9/binderfs") = 0 [pid 5839] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5839] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./9/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5839] newfstatat(4, "", [pid 5907] <... mount resumed>) = 0 [ 87.947712][ T5907] ntfs3(loop2): Failed to load $Extend (-22). [ 87.979074][ T5907] ntfs3(loop2): Failed to initialize $Extend. [pid 5842] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./8/file0", [pid 5907] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] getdents64(4, [pid 5907] <... openat resumed>) = 4 [pid 5842] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5907] chdir("./file0") = 0 [pid 5839] getdents64(4, [pid 5907] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5907] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5839] close(4) = 0 [pid 5839] rmdir("./9/file0" [pid 5907] read(3, [pid 5839] <... rmdir resumed>) = 0 [pid 5908] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5842] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] newfstatat(4, "", [pid 5839] close(3) = 0 [pid 5839] rmdir("./9") = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, [pid 5839] mkdir("./10", 0777 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] <... mkdir resumed>) = 0 [pid 5842] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] close(4 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] <... close resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5842] rmdir("./8/file0" [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] close(3 [pid 5842] <... rmdir resumed>) = 0 [pid 5842] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./8") = 0 [pid 5839] <... close resumed>) = 0 [pid 5842] mkdir("./9", 0777 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5909 attached [pid 5842] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5909 [pid 5909] set_robust_list(0x555590f88760, 24) = 0 [pid 5909] chdir("./10") = 0 [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5909] setpgid(0, 0) = 0 [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5909] write(3, "1000", 4) = 4 [pid 5908] <... write resumed>) = 2097152 [pid 5908] munmap(0x7f7fd8e00000, 138412032executing program [pid 5909] close(3) = 0 [pid 5909] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5909] write(1, "executing program\n", 18) = 18 [pid 5909] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5909] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5909] memfd_create("syzkaller", 0 [pid 5908] <... munmap resumed>) = 0 [pid 5909] <... memfd_create resumed>) = 4 [pid 5909] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5842] <... close resumed>) = 0 [pid 5908] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5908] <... openat resumed>) = 5 ./strace-static-x86_64: Process 5910 attached [pid 5908] ioctl(5, LOOP_SET_FD, 4 [pid 5910] set_robust_list(0x555590f88760, 24 [pid 5908] <... ioctl resumed>) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5910 [pid 5910] <... set_robust_list resumed>) = 0 [pid 5908] close(4 [pid 5910] chdir("./9") = 0 [pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5908] <... close resumed>) = 0 [pid 5910] <... prctl resumed>) = 0 [pid 5908] close(5 [pid 5910] setpgid(0, 0 [pid 5908] <... close resumed>) = 0 [pid 5910] <... setpgid resumed>) = 0 [pid 5908] mkdir("./file0", 0777 [pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5908] <... mkdir resumed>) = 0 [ 88.202881][ T5908] loop4: detected capacity change from 0 to 4096 [pid 5910] write(3, "1000", 4 [pid 5908] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5910] <... write resumed>) = 4 [pid 5910] close(3) = 0 [pid 5910] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5910] write(1, "executing program\n", 18) = 18 [pid 5910] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5910] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5910] memfd_create("syzkaller", 0) = 4 [pid 5910] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5909] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5904] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [ 88.272686][ T5908] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5904] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5904] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5904] exit_group(0) = ? [pid 5904] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=0, si_stime=19 /* 0.19 s */} --- [pid 5840] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./9/binderfs") = 0 [pid 5840] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5840] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5906] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./9/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5910] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [ 88.367178][ T5908] ntfs3(loop4): Failed to load $Extend (-22). [pid 5906] connect(-1, NULL, 0 [pid 5840] <... openat resumed>) = 4 [pid 5909] <... write resumed>) = 2097152 [pid 5906] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5906] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5840] newfstatat(4, "", [pid 5909] munmap(0x7f7fd8e00000, 138412032 [pid 5908] <... mount resumed>) = 0 [pid 5906] exit_group(0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5906] <... exit_group resumed>) = ? [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5908] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5840] getdents64(4, [pid 5908] <... openat resumed>) = 4 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5908] chdir("./file0" [pid 5840] close(4 [pid 5909] <... munmap resumed>) = 0 [pid 5908] <... chdir resumed>) = 0 [pid 5906] +++ exited with 0 +++ [pid 5840] <... close resumed>) = 0 [pid 5909] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5908] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=0, si_stime=29 /* 0.29 s */} --- [pid 5909] <... openat resumed>) = 5 [pid 5840] rmdir("./9/file0" [pid 5844] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5844] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./9" [pid 5844] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] <... rmdir resumed>) = 0 [pid 5840] mkdir("./10", 0777 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5844] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... mkdir resumed>) = 0 [pid 5908] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5908] read(3, [pid 5844] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] unlink("./8/binderfs") = 0 [pid 5840] <... openat resumed>) = 3 [pid 5844] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5909] ioctl(5, LOOP_SET_FD, 4 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5909] <... ioctl resumed>) = 0 [pid 5840] <... ioctl resumed>) = 0 [pid 5840] close(3 [pid 5910] <... write resumed>) = 2097152 [pid 5909] close(4) = 0 [pid 5844] <... umount2 resumed>) = 0 [pid 5909] close(5) = 0 [pid 5844] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./8/file0", [ 88.408999][ T5908] ntfs3(loop4): Failed to initialize $Extend. [ 88.445926][ T5909] loop0: detected capacity change from 0 to 4096 [pid 5909] mkdir("./file0", 0777 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5910] munmap(0x7f7fd8e00000, 138412032 [pid 5844] umount2("./8/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5909] <... mkdir resumed>) = 0 [pid 5909] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./8/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(4 [pid 5910] <... munmap resumed>) = 0 [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./8/file0") = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3) = 0 [pid 5844] rmdir("./8") = 0 [pid 5910] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 5 [pid 5844] mkdir("./9", 0777 [pid 5910] ioctl(5, LOOP_SET_FD, 4 [pid 5844] <... mkdir resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5840] <... close resumed>) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5910] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5911 attached [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5911 [pid 5911] set_robust_list(0x555590f88760, 24) = 0 [pid 5911] chdir("./10") = 0 [pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5911] setpgid(0, 0 [pid 5910] close(4) = 0 [pid 5911] <... setpgid resumed>) = 0 [pid 5910] close(5 [pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5910] <... close resumed>) = 0 [pid 5911] <... openat resumed>) = 3 [pid 5910] mkdir("./file0", 0777 [pid 5911] write(3, "1000", 4 [pid 5910] <... mkdir resumed>) = 0 [pid 5911] <... write resumed>) = 4 [ 88.497217][ T5909] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 88.503912][ T5910] loop3: detected capacity change from 0 to 4096 [pid 5910] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5911] close(3) = 0 [pid 5844] <... close resumed>) = 0 [pid 5911] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555590f88750) = 5912 [pid 5911] write(1, "executing program\n", 18) = 18 ./strace-static-x86_64: Process 5912 attached [pid 5911] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5911] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5911] memfd_create("syzkaller", 0 [pid 5912] set_robust_list(0x555590f88760, 24) = 0 [pid 5912] chdir("./9" [pid 5911] <... memfd_create resumed>) = 4 [pid 5911] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5912] <... chdir resumed>) = 0 [pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 88.559208][ T5910] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 88.581186][ T5909] ntfs3(loop0): Failed to load $Extend (-22). [pid 5912] setpgid(0, 0 [pid 5909] <... mount resumed>) = 0 [pid 5912] <... setpgid resumed>) = 0 [pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5912] write(3, "1000", 4 [pid 5909] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5912] <... write resumed>) = 4 [pid 5912] close(3) = 0 [pid 5912] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5912] write(1, "executing program\n", 18executing program ) = 18 [pid 5912] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5912] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5909] <... openat resumed>) = 4 [pid 5912] <... openat resumed>) = 3 [pid 5912] memfd_create("syzkaller", 0 [pid 5909] chdir("./file0") = 0 [pid 5909] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5912] <... memfd_create resumed>) = 4 [pid 5911] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5909] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5912] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [ 88.622398][ T5909] ntfs3(loop0): Failed to initialize $Extend. [pid 5909] read(3, [ 88.717049][ T5910] ntfs3(loop3): Failed to load $Extend (-22). [pid 5912] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152 [pid 5911] <... write resumed>) = 2097152 [pid 5912] munmap(0x7f7fd8e00000, 138412032 [pid 5910] <... mount resumed>) = 0 [pid 5910] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5910] chdir("./file0") = 0 [pid 5910] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5911] munmap(0x7f7fd8e00000, 138412032 [pid 5912] <... munmap resumed>) = 0 [pid 5910] read(3, [pid 5912] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5911] <... munmap resumed>) = 0 [pid 5912] <... openat resumed>) = 5 [ 88.757549][ T5910] ntfs3(loop3): Failed to initialize $Extend. [pid 5911] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5912] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5911] <... openat resumed>) = 5 [pid 5911] ioctl(5, LOOP_SET_FD, 4 [pid 5912] close(4) = 0 [pid 5912] close(5 [pid 5911] <... ioctl resumed>) = 0 [pid 5911] close(4 [pid 5912] <... close resumed>) = 0 [pid 5911] <... close resumed>) = 0 [pid 5911] close(5 [pid 5912] mkdir("./file0", 0777 [pid 5911] <... close resumed>) = 0 [pid 5912] <... mkdir resumed>) = 0 [pid 5911] mkdir("./file0", 0777 [pid 5912] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5911] <... mkdir resumed>) = 0 [ 88.812370][ T5912] loop5: detected capacity change from 0 to 4096 [ 88.832915][ T5911] loop1: detected capacity change from 0 to 4096 [ 88.861969][ T5912] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 88.872775][ T5911] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5911] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5912] <... mount resumed>) = 0 [pid 5912] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5907] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5912] <... openat resumed>) = 4 [pid 5912] chdir("./file0" [pid 5907] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5912] <... chdir resumed>) = 0 [pid 5912] openat(AT_FDCWD, "/dev/loop5", O_RDWR [ 88.906955][ T5912] ntfs3(loop5): Failed to load $Extend (-22). [ 88.930300][ T5912] ntfs3(loop5): Failed to initialize $Extend. [pid 5907] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5912] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5907] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5912] read(3, [pid 5907] exit_group(0) = ? [pid 5907] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5907, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=25 /* 0.25 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5911] <... mount resumed>) = 0 [pid 5841] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5911] <... openat resumed>) = 4 [pid 5841] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5911] chdir("./file0" [pid 5841] <... openat resumed>) = 3 [pid 5911] <... chdir resumed>) = 0 [pid 5841] newfstatat(3, "", [pid 5911] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5911] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] getdents64(3, [pid 5911] read(3, [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./9/binderfs") = 0 [pid 5841] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [ 88.999500][ T5911] ntfs3(loop1): Failed to load $Extend (-22). [ 89.011657][ T5911] ntfs3(loop1): Failed to initialize $Extend. [pid 5841] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./9/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./9/file0") = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./9") = 0 [pid 5841] mkdir("./10", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5909] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] close(3 [pid 5909] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5909] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5909] exit_group(0) = ? [pid 5909] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5839] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5839] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./10/binderfs" [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5839] <... unlink resumed>) = 0 [pid 5839] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5913 attached ) = 0 [pid 5839] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5913 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5913] set_robust_list(0x555590f88760, 24 [pid 5839] newfstatat(AT_FDCWD, "./10/file0", [pid 5913] <... set_robust_list resumed>) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5913] chdir("./10" [pid 5839] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5913] <... chdir resumed>) = 0 [pid 5839] <... openat resumed>) = 4 [pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] newfstatat(4, "", [pid 5913] <... prctl resumed>) = 0 [pid 5913] setpgid(0, 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5913] <... setpgid resumed>) = 0 [pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] getdents64(4, [pid 5913] <... openat resumed>) = 3 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5913] write(3, "1000", 4 [pid 5839] getdents64(4, [pid 5913] <... write resumed>) = 4 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5913] close(3 [pid 5839] close(4 [pid 5913] <... close resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5913] symlink("/dev/binderfs", "./binderfs" [pid 5839] rmdir("./10/file0"executing program [pid 5913] <... symlink resumed>) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5839] getdents64(3, [pid 5913] write(1, "executing program\n", 18 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5913] <... write resumed>) = 18 [pid 5839] close(3 [pid 5913] sched_setaffinity(0, 0, NULL [pid 5839] <... close resumed>) = 0 [pid 5913] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5839] rmdir("./10" [pid 5913] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5839] <... rmdir resumed>) = 0 [pid 5839] mkdir("./11", 0777 [pid 5913] <... openat resumed>) = 3 [pid 5839] <... mkdir resumed>) = 0 [pid 5913] memfd_create("syzkaller", 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5913] <... memfd_create resumed>) = 4 [pid 5839] <... openat resumed>) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5913] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5839] <... ioctl resumed>) = 0 [pid 5839] close(3 [pid 5912] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5839] <... close resumed>) = 0 [pid 5912] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5912] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5912] exit_group(0) = ? ./strace-static-x86_64: Process 5914 attached [pid 5912] +++ exited with 0 +++ [pid 5914] set_robust_list(0x555590f88760, 24 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=0, si_stime=21 /* 0.21 s */} --- [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5914 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5914] chdir("./11" [pid 5844] <... restart_syscall resumed>) = 0 [pid 5913] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5914] <... chdir resumed>) = 0 [pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5844] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5914] setpgid(0, 0) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5914] <... openat resumed>) = 3 [pid 5844] getdents64(3, [pid 5914] write(3, "1000", 4 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5911] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5911] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5914] <... write resumed>) = 4 [pid 5911] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5914] close(3 [pid 5844] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5911] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5911] exit_group(0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5911] <... exit_group resumed>) = ? [pid 5914] <... close resumed>) = 0 [pid 5911] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=14 /* 0.14 s */} --- [pid 5914] symlink("/dev/binderfs", "./binderfs" [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5844] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5914] <... symlink resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5914] write(1, "executing program\n", 18 [pid 5844] unlink("./9/binderfs"executing program [pid 5914] <... write resumed>) = 18 [pid 5914] sched_setaffinity(0, 0, NULL [pid 5844] <... unlink resumed>) = 0 [pid 5914] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... restart_syscall resumed>) = 0 [pid 5914] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5840] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5914] <... openat resumed>) = 3 [pid 5844] <... umount2 resumed>) = 0 [pid 5840] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5913] <... write resumed>) = 2097152 [pid 5914] memfd_create("syzkaller", 0 [pid 5844] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... openat resumed>) = 3 [pid 5913] munmap(0x7f7fd8e00000, 138412032 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(3, "", [pid 5914] <... memfd_create resumed>) = 4 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5844] newfstatat(AT_FDCWD, "./9/file0", [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5844] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./10/binderfs" [pid 5914] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5844] <... openat resumed>) = 4 [pid 5840] <... unlink resumed>) = 0 [pid 5914] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5844] newfstatat(4, "", [pid 5840] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, [pid 5914] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5913] <... munmap resumed>) = 0 [pid 5908] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] <... umount2 resumed>) = 0 [pid 5908] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5908] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5908] exit_group(0) = ? [pid 5908] +++ exited with 0 +++ [pid 5840] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(4, [pid 5840] newfstatat(AT_FDCWD, "./10/file0", [pid 5844] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./9/file0" [pid 5840] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... rmdir resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, [pid 5913] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(3, [pid 5913] <... openat resumed>) = 5 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] getdents64(4, [pid 5844] close(3 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5913] ioctl(5, LOOP_SET_FD, 4 [pid 5844] <... close resumed>) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=0, si_stime=25 /* 0.25 s */} --- [pid 5840] close(4 [pid 5844] rmdir("./9") = 0 [pid 5840] <... close resumed>) = 0 [pid 5844] mkdir("./10", 0777 [pid 5840] rmdir("./10/file0") = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] <... mkdir resumed>) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./10" [pid 5914] <... write resumed>) = 2097152 [pid 5840] <... rmdir resumed>) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5914] munmap(0x7f7fd8e00000, 138412032 [pid 5910] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] <... openat resumed>) = 3 [pid 5840] mkdir("./11", 0777) = 0 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD) = 0 [pid 5840] close(3 [pid 5914] <... munmap resumed>) = 0 [pid 5910] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5910] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5910] exit_group(0 [pid 5914] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5910] <... exit_group resumed>) = ? [pid 5914] <... openat resumed>) = 5 [pid 5910] +++ exited with 0 +++ [pid 5843] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5913] <... ioctl resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5913] close(4) = 0 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=0, si_stime=24 /* 0.24 s */} --- [pid 5913] close(5 [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5913] <... close resumed>) = 0 [pid 5913] mkdir("./file0", 0777) = 0 [pid 5913] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [ 89.539481][ T5913] loop2: detected capacity change from 0 to 4096 [pid 5843] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5914] ioctl(5, LOOP_SET_FD, 4 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... close resumed>) = 0 [pid 5843] getdents64(3, [pid 5842] <... restart_syscall resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5916 attached ) = 3 [pid 5843] unlink("./9/binderfs" [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5915 ./strace-static-x86_64: Process 5915 attached [pid 5843] <... unlink resumed>) = 0 [pid 5842] newfstatat(3, "", [pid 5916] set_robust_list(0x555590f88760, 24 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] getdents64(3, [pid 5916] <... set_robust_list resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5916 [pid 5916] chdir("./10" [pid 5915] set_robust_list(0x555590f88760, 24 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5915] <... set_robust_list resumed>) = 0 [pid 5916] <... chdir resumed>) = 0 [pid 5915] chdir("./11" [pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5915] <... chdir resumed>) = 0 [pid 5843] <... umount2 resumed>) = 0 [pid 5842] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5916] <... prctl resumed>) = 0 [pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5916] setpgid(0, 0 [pid 5915] <... prctl resumed>) = 0 [pid 5916] <... setpgid resumed>) = 0 [pid 5915] setpgid(0, 0 [pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5915] <... setpgid resumed>) = 0 [pid 5916] <... openat resumed>) = 3 [pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5916] write(3, "1000", 4) = 4 [pid 5915] write(3, "1000", 4 [pid 5916] close(3 [pid 5915] <... write resumed>) = 4 [pid 5916] <... close resumed>) = 0 [pid 5915] close(3 [pid 5916] symlink("/dev/binderfs", "./binderfs" [pid 5915] <... close resumed>) = 0 [pid 5916] <... symlink resumed>) = 0 [pid 5915] symlink("/dev/binderfs", "./binderfs" [pid 5843] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5915] <... symlink resumed>) = 0 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./9/binderfs", executing program executing program [pid 5915] write(1, "executing program\n", 18 [pid 5916] write(1, "executing program\n", 18 [pid 5843] newfstatat(AT_FDCWD, "./9/file0", [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5916] <... write resumed>) = 18 [pid 5915] <... write resumed>) = 18 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./9/binderfs" [pid 5915] sched_setaffinity(0, 0, NULL [pid 5916] sched_setaffinity(0, 0, NULL [pid 5915] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... unlink resumed>) = 0 [pid 5916] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5915] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5916] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5915] <... openat resumed>) = 3 [pid 5843] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5916] <... openat resumed>) = 3 [pid 5914] <... ioctl resumed>) = 0 [pid 5914] close(4 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5916] memfd_create("syzkaller", 0 [pid 5914] <... close resumed>) = 0 [pid 5843] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5914] close(5 [pid 5915] memfd_create("syzkaller", 0 [pid 5914] <... close resumed>) = 0 [pid 5843] <... openat resumed>) = 4 [ 89.587924][ T5913] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [ 89.588221][ T5914] loop0: detected capacity change from 0 to 4096 [pid 5914] mkdir("./file0", 0777 [pid 5843] newfstatat(4, "", [pid 5916] <... memfd_create resumed>) = 4 [pid 5915] <... memfd_create resumed>) = 4 [pid 5915] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5916] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5915] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5916] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5914] <... mkdir resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5914] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] getdents64(4, [pid 5842] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./9/file0", [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] rmdir("./9/file0" [pid 5842] umount2("./9/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5916] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] getdents64(3, [pid 5842] openat(AT_FDCWD, "./9/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] <... openat resumed>) = 4 [pid 5843] close(3) = 0 [ 89.672263][ T5914] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 89.687130][ T5913] ntfs3(loop2): Failed to load $Extend (-22). [pid 5842] newfstatat(4, "", [pid 5843] rmdir("./9" [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] <... rmdir resumed>) = 0 [pid 5842] getdents64(4, [pid 5843] mkdir("./10", 0777 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] <... mkdir resumed>) = 0 [pid 5842] close(4 [pid 5915] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] <... close resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5842] rmdir("./9/file0") = 0 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5842] getdents64(3, [pid 5843] <... ioctl resumed>) = 0 [pid 5913] <... mount resumed>) = 0 [pid 5843] close(3 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./9") = 0 [pid 5913] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5913] chdir("./file0") = 0 [pid 5842] mkdir("./10", 0777 [pid 5913] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5842] <... mkdir resumed>) = 0 [pid 5913] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 89.715302][ T5913] ntfs3(loop2): Failed to initialize $Extend. [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5913] read(3, [pid 5842] <... openat resumed>) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5916] <... write resumed>) = 2097152 [pid 5915] <... write resumed>) = 2097152 [pid 5914] <... mount resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5914] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5916] munmap(0x7f7fd8e00000, 138412032./strace-static-x86_64: Process 5917 attached ) = 0 [pid 5914] <... openat resumed>) = 4 [pid 5915] munmap(0x7f7fd8e00000, 138412032 [pid 5917] set_robust_list(0x555590f88760, 24 [pid 5915] <... munmap resumed>) = 0 [pid 5914] chdir("./file0" [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5917 [pid 5917] <... set_robust_list resumed>) = 0 [pid 5914] <... chdir resumed>) = 0 [pid 5914] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5917] chdir("./10" [pid 5914] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... close resumed>) = 0 [pid 5914] read(3, [pid 5917] <... chdir resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5918 attached ) = 0 [pid 5916] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5915] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [ 89.778643][ T5914] ntfs3(loop0): Failed to load $Extend (-22). [ 89.798340][ T5914] ntfs3(loop0): Failed to initialize $Extend. [pid 5915] ioctl(5, LOOP_SET_FD, 4 [pid 5917] setpgid(0, 0 [pid 5918] set_robust_list(0x555590f88760, 24 [pid 5916] <... openat resumed>) = 5 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5918 [pid 5916] ioctl(5, LOOP_SET_FD, 4 [pid 5918] <... set_robust_list resumed>) = 0 [pid 5917] <... setpgid resumed>) = 0 [pid 5918] chdir("./10" [pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5918] <... chdir resumed>) = 0 [pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5917] <... openat resumed>) = 3 [pid 5918] <... prctl resumed>) = 0 [pid 5918] setpgid(0, 0 [pid 5917] write(3, "1000", 4 [pid 5918] <... setpgid resumed>) = 0 [pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5917] <... write resumed>) = 4 [pid 5917] close(3 [pid 5915] <... ioctl resumed>) = 0 [pid 5915] close(4 [pid 5918] <... openat resumed>) = 3 [pid 5915] <... close resumed>) = 0 [pid 5917] <... close resumed>) = 0 [pid 5915] close(5 [pid 5918] write(3, "1000", 4 [pid 5917] symlink("/dev/binderfs", "./binderfs" [pid 5915] <... close resumed>) = 0 [pid 5916] <... ioctl resumed>) = 0 [pid 5916] close(4) = 0 [pid 5916] close(5) = 0 [pid 5916] mkdir("./file0", 0777 [pid 5918] <... write resumed>) = 4 [pid 5917] <... symlink resumed>) = 0 [pid 5916] <... mkdir resumed>) = 0 [pid 5918] close(3executing program ) = 0 [pid 5917] write(1, "executing program\n", 18 [pid 5918] symlink("/dev/binderfs", "./binderfs" [pid 5917] <... write resumed>) = 18 [pid 5918] <... symlink resumed>) = 0 [pid 5917] sched_setaffinity(0, 0, NULL [pid 5918] write(1, "executing program\n", 18executing program [pid 5917] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5918] <... write resumed>) = 18 [pid 5917] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5916] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [ 89.848523][ T5915] loop1: detected capacity change from 0 to 4096 [ 89.870627][ T5916] loop5: detected capacity change from 0 to 4096 [pid 5915] mkdir("./file0", 0777 [pid 5918] sched_setaffinity(0, 0, NULL [pid 5917] <... openat resumed>) = 3 [pid 5915] <... mkdir resumed>) = 0 [pid 5918] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5917] memfd_create("syzkaller", 0 [pid 5915] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5918] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5917] <... memfd_create resumed>) = 4 [pid 5917] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5918] <... openat resumed>) = 3 [pid 5917] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5918] memfd_create("syzkaller", 0) = 4 [pid 5918] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [ 89.894738][ T5916] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 89.917372][ T5915] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5918] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [ 89.973344][ T5916] ntfs3(loop5): Failed to load $Extend (-22). [ 90.009414][ T5915] ntfs3(loop1): Failed to load $Extend (-22). [ 90.021145][ T5916] ntfs3(loop5): Failed to initialize $Extend. [pid 5917] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5916] <... mount resumed>) = 0 [pid 5917] <... write resumed>) = 2097152 [pid 5916] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5915] <... mount resumed>) = 0 [pid 5916] <... openat resumed>) = 4 [pid 5915] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5916] chdir("./file0") = 0 [pid 5916] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5915] <... openat resumed>) = 4 [pid 5916] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] chdir("./file0" [pid 5916] read(3, [pid 5915] <... chdir resumed>) = 0 [pid 5918] <... write resumed>) = 2097152 [pid 5917] munmap(0x7f7fd8e00000, 138412032 [pid 5915] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5918] munmap(0x7f7fd8e00000, 138412032 [pid 5915] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] read(3, [pid 5918] <... munmap resumed>) = 0 [pid 5917] <... munmap resumed>) = 0 [ 90.048936][ T5915] ntfs3(loop1): Failed to initialize $Extend. [pid 5918] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 5 [pid 5917] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5918] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5918] close(4 [pid 5917] <... openat resumed>) = 5 [pid 5917] ioctl(5, LOOP_SET_FD, 4 [pid 5918] <... close resumed>) = 0 [pid 5918] close(5 [pid 5917] <... ioctl resumed>) = 0 [pid 5913] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5918] <... close resumed>) = 0 [pid 5913] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5913] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5913] exit_group(0 [pid 5918] mkdir("./file0", 0777 [pid 5913] <... exit_group resumed>) = ? [pid 5918] <... mkdir resumed>) = 0 [pid 5918] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5913] +++ exited with 0 +++ [pid 5917] close(4) = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5917] close(5) = 0 [pid 5917] mkdir("./file0", 0777) = 0 [pid 5841] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5917] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 90.110510][ T5918] loop3: detected capacity change from 0 to 4096 [ 90.120389][ T5917] loop4: detected capacity change from 0 to 4096 [ 90.133913][ T5918] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [pid 5841] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./10/binderfs") = 0 [pid 5841] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5841] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./10/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./10/file0") = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [ 90.164374][ T5917] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 90.204155][ T5918] ntfs3(loop3): Failed to load $Extend (-22). [pid 5841] rmdir("./10") = 0 [pid 5841] mkdir("./11", 0777) = 0 [pid 5918] <... mount resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5918] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5841] <... openat resumed>) = 3 [pid 5918] <... openat resumed>) = 4 [pid 5918] chdir("./file0" [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5918] <... chdir resumed>) = 0 [pid 5918] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] <... ioctl resumed>) = 0 [pid 5918] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5918] read(3, [ 90.246355][ T5917] ntfs3(loop4): Failed to load $Extend (-22). [ 90.253454][ T5918] ntfs3(loop3): Failed to initialize $Extend. [pid 5841] close(3 [pid 5917] <... mount resumed>) = 0 [ 90.303861][ T5917] ntfs3(loop4): Failed to initialize $Extend. [pid 5917] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5841] <... close resumed>) = 0 [pid 5917] <... openat resumed>) = 4 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5917] chdir("./file0") = 0 ./strace-static-x86_64: Process 5919 attached [pid 5916] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5919] set_robust_list(0x555590f88760, 24 [pid 5917] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5915] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5919 [pid 5919] <... set_robust_list resumed>) = 0 [pid 5917] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5915] connect(-1, NULL, 0 [pid 5919] chdir("./11" [pid 5917] read(3, [pid 5916] connect(-1, NULL, 0 [pid 5915] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... chdir resumed>) = 0 [pid 5916] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5915] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5915] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] <... prctl resumed>) = 0 [pid 5919] setpgid(0, 0 [pid 5915] exit_group(0) = ? [pid 5919] <... setpgid resumed>) = 0 [pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5919] write(3, "1000", 4) = 4 [pid 5919] close(3) = 0 [pid 5916] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5916] exit_group(0 [pid 5919] symlink("/dev/binderfs", "./binderfs" [pid 5916] <... exit_group resumed>) = ? [pid 5919] <... symlink resumed>) = 0 [pid 5915] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5919] write(1, "executing program\n", 18 [pid 5916] +++ exited with 0 +++ executing program [pid 5919] <... write resumed>) = 18 [pid 5840] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5919] sched_setaffinity(0, 0, NULL [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", [pid 5919] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5919] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5840] getdents64(3, [pid 5919] <... openat resumed>) = 3 [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5919] memfd_create("syzkaller", 0 [pid 5840] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./11/binderfs") = 0 [pid 5840] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5919] <... memfd_create resumed>) = 4 [pid 5919] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] newfstatat(AT_FDCWD, "./11/file0", [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] <... openat resumed>) = 3 [pid 5844] newfstatat(3, "", [pid 5840] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] getdents64(3, [pid 5840] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] <... openat resumed>) = 4 [pid 5844] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] newfstatat(4, "", [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5840] getdents64(4, [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] unlink("./10/binderfs" [pid 5840] getdents64(4, [pid 5844] <... unlink resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] close(4 [pid 5844] <... umount2 resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5840] rmdir("./11/file0" [pid 5844] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... rmdir resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(3, [pid 5844] newfstatat(AT_FDCWD, "./10/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] close(3 [pid 5844] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... close resumed>) = 0 [pid 5844] <... openat resumed>) = 4 [pid 5840] rmdir("./11" [pid 5844] newfstatat(4, "", [pid 5840] <... rmdir resumed>) = 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, [pid 5840] mkdir("./12", 0777 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5840] <... mkdir resumed>) = 0 [pid 5844] rmdir("./10/file0") = 0 [pid 5844] getdents64(3, [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5840] <... openat resumed>) = 3 [pid 5844] <... close resumed>) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5844] rmdir("./10" [pid 5840] <... ioctl resumed>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5840] close(3 [pid 5844] mkdir("./11", 0777) = 0 [pid 5919] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5840] <... close resumed>) = 0 [pid 5844] <... ioctl resumed>) = 0 [pid 5844] close(3 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5920 attached , child_tidptr=0x555590f88750) = 5920 [pid 5844] <... close resumed>) = 0 [pid 5920] set_robust_list(0x555590f88760, 24 [pid 5919] <... write resumed>) = 2097152 [pid 5920] <... set_robust_list resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5919] munmap(0x7f7fd8e00000, 138412032 [pid 5920] chdir("./12" [pid 5919] <... munmap resumed>) = 0 [pid 5920] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5921 attached [pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5919] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5920] <... prctl resumed>) = 0 [pid 5921] set_robust_list(0x555590f88760, 24 [pid 5919] <... openat resumed>) = 5 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5921 [pid 5920] setpgid(0, 0 [pid 5921] <... set_robust_list resumed>) = 0 [pid 5919] ioctl(5, LOOP_SET_FD, 4 [pid 5921] chdir("./11" [pid 5920] <... setpgid resumed>) = 0 [pid 5921] <... chdir resumed>) = 0 [pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5921] setpgid(0, 0) = 0 [pid 5920] <... openat resumed>) = 3 [pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5920] write(3, "1000", 4 [pid 5921] <... openat resumed>) = 3 [pid 5920] <... write resumed>) = 4 [pid 5921] write(3, "1000", 4 [pid 5920] close(3) = 0 [pid 5920] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5920] write(1, "executing program\n", 18) = 18 [pid 5920] sched_setaffinity(0, 0, NULL [pid 5921] <... write resumed>) = 4 [pid 5920] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5920] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5921] close(3 [pid 5920] <... openat resumed>) = 3 [pid 5921] <... close resumed>) = 0 [pid 5921] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5920] memfd_create("syzkaller", 0 [pid 5919] <... ioctl resumed>) = 0 [pid 5914] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5921] write(1, "executing program\n", 18executing program ) = 18 [pid 5921] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5921] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5919] close(4 [pid 5914] connect(-1, NULL, 0 [pid 5920] <... memfd_create resumed>) = 4 [pid 5920] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [ 90.777002][ T5919] loop2: detected capacity change from 0 to 4096 [pid 5919] <... close resumed>) = 0 [pid 5914] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] close(5 [pid 5914] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5919] <... close resumed>) = 0 [pid 5919] mkdir("./file0", 0777 [pid 5914] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5921] memfd_create("syzkaller", 0 [pid 5919] <... mkdir resumed>) = 0 [pid 5914] exit_group(0) = ? [pid 5921] <... memfd_create resumed>) = 4 [pid 5919] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5921] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5914] +++ exited with 0 +++ [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=0, si_stime=28 /* 0.28 s */} --- [pid 5839] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./11/binderfs") = 0 [pid 5839] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5839] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5839] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 90.849456][ T5919] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5839] getdents64(4, [pid 5920] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] close(4) = 0 [pid 5917] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5839] rmdir("./11/file0" [pid 5921] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5839] <... rmdir resumed>) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5917] connect(-1, NULL, 0 [pid 5839] rmdir("./11" [pid 5917] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5839] <... rmdir resumed>) = 0 [pid 5917] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5917] exit_group(0 [pid 5839] mkdir("./12", 0777 [pid 5917] <... exit_group resumed>) = ? [pid 5839] <... mkdir resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5919] <... mount resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5919] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5917] +++ exited with 0 +++ [pid 5839] <... ioctl resumed>) = 0 [pid 5919] <... openat resumed>) = 4 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=20 /* 0.20 s */} --- [pid 5839] close(3 [pid 5919] chdir("./file0" [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5920] <... write resumed>) = 2097152 [pid 5921] <... write resumed>) = 2097152 [pid 5919] <... chdir resumed>) = 0 [pid 5919] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] <... restart_syscall resumed>) = 0 [pid 5919] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5919] read(3, [pid 5843] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5920] munmap(0x7f7fd8e00000, 138412032 [pid 5843] newfstatat(3, "", [pid 5920] <... munmap resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 90.942545][ T5919] ntfs3(loop2): Failed to load $Extend (-22). [ 90.950525][ T5919] ntfs3(loop2): Failed to initialize $Extend. [pid 5843] getdents64(3, [pid 5921] munmap(0x7f7fd8e00000, 138412032 [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./10/binderfs") = 0 [pid 5843] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... close resumed>) = 0 [pid 5920] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5920] ioctl(5, LOOP_SET_FD, 4 [pid 5921] <... munmap resumed>) = 0 [pid 5921] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5843] <... umount2 resumed>) = 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5843] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./10/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", [pid 5921] <... openat resumed>) = 5 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 ./strace-static-x86_64: Process 5922 attached [pid 5922] set_robust_list(0x555590f88760, 24 [pid 5921] ioctl(5, LOOP_SET_FD, 4 [pid 5920] <... ioctl resumed>) = 0 [pid 5843] rmdir("./10/file0" [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5922 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5920] close(4 [pid 5843] <... rmdir resumed>) = 0 [pid 5922] chdir("./12" [pid 5920] <... close resumed>) = 0 [pid 5843] getdents64(3, [pid 5922] <... chdir resumed>) = 0 [pid 5920] close(5 [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5920] <... close resumed>) = 0 [pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5922] setpgid(0, 0 [pid 5920] mkdir("./file0", 0777 [pid 5922] <... setpgid resumed>) = 0 [pid 5920] <... mkdir resumed>) = 0 [pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5920] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] close(3 [pid 5922] <... openat resumed>) = 3 [pid 5843] <... close resumed>) = 0 [pid 5843] rmdir("./10" [pid 5922] write(3, "1000", 4 [pid 5921] <... ioctl resumed>) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5921] close(4) = 0 executing program [pid 5922] <... write resumed>) = 4 [pid 5921] close(5 [pid 5922] close(3) = 0 [pid 5922] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5922] write(1, "executing program\n", 18) = 18 [pid 5922] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5922] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5922] memfd_create("syzkaller", 0) = 4 [pid 5921] <... close resumed>) = 0 [pid 5843] mkdir("./11", 0777 [pid 5922] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5921] mkdir("./file0", 0777 [pid 5922] <... mmap resumed>) = 0x7f7fd8e00000 [ 91.021275][ T5920] loop1: detected capacity change from 0 to 4096 [ 91.045227][ T5921] loop5: detected capacity change from 0 to 4096 [ 91.057902][ T5920] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5843] <... mkdir resumed>) = 0 [pid 5921] <... mkdir resumed>) = 0 [pid 5921] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [ 91.112295][ T5921] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [pid 5922] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5923 attached , child_tidptr=0x555590f88750) = 5923 [pid 5923] set_robust_list(0x555590f88760, 24 [pid 5918] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5923] <... set_robust_list resumed>) = 0 [pid 5918] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5918] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5923] chdir("./11" [pid 5919] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5918] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5923] <... chdir resumed>) = 0 [pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5918] exit_group(0 [pid 5923] <... prctl resumed>) = 0 [pid 5919] connect(-1, NULL, 0 [pid 5923] setpgid(0, 0 [pid 5919] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5923] <... setpgid resumed>) = 0 [pid 5918] <... exit_group resumed>) = ? [pid 5919] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5919] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5919] exit_group(0) = ? [pid 5923] <... openat resumed>) = 3 [pid 5919] +++ exited with 0 +++ [pid 5923] write(3, "1000", 4 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=17 /* 0.17 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5923] <... write resumed>) = 4 [pid 5918] +++ exited with 0 +++ [pid 5923] close(3 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=0, si_stime=24 /* 0.24 s */} --- [pid 5841] <... restart_syscall resumed>) = 0 [pid 5923] <... close resumed>) = 0 [ 91.187574][ T5920] ntfs3(loop1): Failed to load $Extend (-22). [ 91.204077][ T5920] ntfs3(loop1): Failed to initialize $Extend. executing program [pid 5923] symlink("/dev/binderfs", "./binderfs" [pid 5922] <... write resumed>) = 2097152 [pid 5923] <... symlink resumed>) = 0 [pid 5920] <... mount resumed>) = 0 [pid 5842] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5923] write(1, "executing program\n", 18) = 18 [pid 5920] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5923] sched_setaffinity(0, 0, NULL [pid 5920] <... openat resumed>) = 4 [pid 5923] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5923] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5920] chdir("./file0" [pid 5923] <... openat resumed>) = 3 [pid 5920] <... chdir resumed>) = 0 [pid 5923] memfd_create("syzkaller", 0 [pid 5920] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5920] read(3, [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5923] <... memfd_create resumed>) = 4 [pid 5923] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5923] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5841] <... openat resumed>) = 3 [pid 5922] munmap(0x7f7fd8e00000, 138412032 [pid 5842] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] <... openat resumed>) = 3 [pid 5841] getdents64(3, [pid 5842] newfstatat(3, "", [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] getdents64(3, [pid 5841] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./11/binderfs" [pid 5922] <... munmap resumed>) = 0 [pid 5921] <... mount resumed>) = 0 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] <... unlink resumed>) = 0 [pid 5841] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5841] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./11/file0", [pid 5842] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] unlink("./10/binderfs" [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... unlink resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5921] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5841] <... openat resumed>) = 4 [pid 5922] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5921] <... openat resumed>) = 4 [pid 5841] newfstatat(4, "", [pid 5922] <... openat resumed>) = 5 [pid 5921] chdir("./file0" [pid 5842] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5923] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5922] ioctl(5, LOOP_SET_FD, 4 [pid 5921] <... chdir resumed>) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5841] getdents64(4, [pid 5922] <... ioctl resumed>) = 0 [pid 5921] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, [pid 5921] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4 [pid 5921] read(3, [pid 5841] <... close resumed>) = 0 [pid 5841] rmdir("./11/file0") = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./11") = 0 [pid 5841] mkdir("./12", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] close(3 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./10/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./10/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5922] close(4) = 0 [pid 5922] close(5) = 0 [ 91.232368][ T5921] ntfs3(loop5): Failed to load $Extend (-22). [ 91.238652][ T5921] ntfs3(loop5): Failed to initialize $Extend. [ 91.270481][ T5922] loop0: detected capacity change from 0 to 4096 [pid 5922] mkdir("./file0", 0777) = 0 [pid 5922] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5842] openat(AT_FDCWD, "./10/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, [pid 5841] <... close resumed>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5842] close(4./strace-static-x86_64: Process 5924 attached [ 91.305055][ T5922] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [pid 5924] set_robust_list(0x555590f88760, 24 [pid 5923] <... write resumed>) = 2097152 [pid 5842] <... close resumed>) = 0 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5924 [pid 5842] rmdir("./10/file0" [pid 5923] munmap(0x7f7fd8e00000, 138412032 [pid 5924] <... set_robust_list resumed>) = 0 [pid 5924] chdir("./12") = 0 [pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5924] setpgid(0, 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5924] <... setpgid resumed>) = 0 [pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5842] getdents64(3, [pid 5924] write(3, "1000", 4 [pid 5923] <... munmap resumed>) = 0 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5924] <... write resumed>) = 4 [pid 5923] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5842] close(3 [pid 5922] <... mount resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5922] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5842] rmdir("./10" [pid 5922] <... openat resumed>) = 4 [pid 5842] <... rmdir resumed>) = 0 [pid 5924] close(3 [pid 5922] chdir("./file0" [pid 5924] <... close resumed>) = 0 [pid 5922] <... chdir resumed>) = 0 [pid 5842] mkdir("./11", 0777 [pid 5924] symlink("/dev/binderfs", "./binderfs" [pid 5922] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5924] <... symlink resumed>) = 0 [pid 5922] <... openat resumed>) = -1 EBUSY (Device or resource busy) executing program [pid 5924] write(1, "executing program\n", 18 [pid 5922] read(3, [pid 5924] <... write resumed>) = 18 [pid 5924] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5924] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5842] <... mkdir resumed>) = 0 [pid 5923] <... openat resumed>) = 5 [pid 5923] ioctl(5, LOOP_SET_FD, 4 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5924] memfd_create("syzkaller", 0 [pid 5842] <... openat resumed>) = 3 [ 91.357490][ T5922] ntfs3(loop0): Failed to load $Extend (-22). [ 91.381060][ T5922] ntfs3(loop0): Failed to initialize $Extend. [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5924] <... memfd_create resumed>) = 4 [pid 5924] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5842] <... ioctl resumed>) = 0 [pid 5923] <... ioctl resumed>) = 0 [ 91.404349][ T5923] loop4: detected capacity change from 0 to 4096 [pid 5842] close(3 [pid 5923] close(4) = 0 [pid 5923] close(5) = 0 [pid 5923] mkdir("./file0", 0777 [pid 5924] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5842] <... close resumed>) = 0 [pid 5923] <... mkdir resumed>) = 0 [pid 5923] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5925 attached , child_tidptr=0x555590f88750) = 5925 [pid 5925] set_robust_list(0x555590f88760, 24) = 0 [pid 5925] chdir("./11") = 0 [pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5925] setpgid(0, 0) = 0 [pid 5924] <... write resumed>) = 2097152 [pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5924] munmap(0x7f7fd8e00000, 138412032 [pid 5925] write(3, "1000", 4 [pid 5924] <... munmap resumed>) = 0 [pid 5925] <... write resumed>) = 4 [pid 5925] close(3) = 0 [ 91.511070][ T5923] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5925] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5925] write(1, "executing program\n", 18executing program ) = 18 [pid 5924] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5925] sched_setaffinity(0, 0, NULL [pid 5924] <... openat resumed>) = 5 [pid 5925] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5924] ioctl(5, LOOP_SET_FD, 4 [pid 5925] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5925] memfd_create("syzkaller", 0) = 4 [pid 5925] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5924] <... ioctl resumed>) = 0 [pid 5924] close(4) = 0 [pid 5924] close(5) = 0 [pid 5924] mkdir("./file0", 0777) = 0 [ 91.582449][ T5924] loop2: detected capacity change from 0 to 4096 [ 91.605611][ T5923] ntfs3(loop4): Failed to load $Extend (-22). [pid 5924] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5923] <... mount resumed>) = 0 [pid 5923] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [ 91.636308][ T5923] ntfs3(loop4): Failed to initialize $Extend. [ 91.638521][ T5924] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5923] chdir("./file0" [pid 5925] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5923] <... chdir resumed>) = 0 [pid 5920] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5923] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5923] read(3, [pid 5920] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5920] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5920] exit_group(0) = ? [pid 5920] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5920, si_uid=0, si_status=0, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5840] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./12/binderfs") = 0 [pid 5840] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5925] <... write resumed>) = 2097152 [pid 5925] munmap(0x7f7fd8e00000, 138412032 [pid 5840] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", [pid 5925] <... munmap resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./12/file0") = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5840] rmdir("./12" [pid 5925] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 5 [ 91.780987][ T5924] ntfs3(loop2): Failed to load $Extend (-22). [ 91.787121][ T5924] ntfs3(loop2): Failed to initialize $Extend. [pid 5925] ioctl(5, LOOP_SET_FD, 4 [pid 5840] <... rmdir resumed>) = 0 [pid 5840] mkdir("./13", 0777) = 0 [pid 5924] <... mount resumed>) = 0 [pid 5925] <... ioctl resumed>) = 0 [pid 5924] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5925] close(4 [pid 5924] <... openat resumed>) = 4 [pid 5925] <... close resumed>) = 0 [pid 5924] chdir("./file0" [pid 5840] <... openat resumed>) = 3 [pid 5925] close(5 [pid 5924] <... chdir resumed>) = 0 [pid 5924] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5924] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5840] <... ioctl resumed>) = 0 [pid 5924] read(3, [pid 5840] close(3 [pid 5925] <... close resumed>) = 0 [pid 5925] mkdir("./file0", 0777) = 0 [ 91.830574][ T5925] loop3: detected capacity change from 0 to 4096 [pid 5925] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5840] <... close resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5921] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5921] connect(-1, NULL, 0./strace-static-x86_64: Process 5926 attached ) = -1 EBADF (Bad file descriptor) [pid 5921] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5926] set_robust_list(0x555590f88760, 24 [pid 5921] exit_group(0) = ? [pid 5926] <... set_robust_list resumed>) = 0 [pid 5926] chdir("./13" [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5926 [pid 5926] <... chdir resumed>) = 0 [pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5921] +++ exited with 0 +++ [pid 5926] setpgid(0, 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=0, si_stime=23 /* 0.23 s */} --- [pid 5926] <... setpgid resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5844] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5926] write(3, "1000", 4 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5926] <... write resumed>) = 4 [pid 5844] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5926] close(3 [pid 5844] <... openat resumed>) = 3 [pid 5926] <... close resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5926] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5926] <... symlink resumed>) = 0 [ 91.892859][ T5925] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [pid 5844] getdents64(3, executing program [pid 5926] write(1, "executing program\n", 18 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5926] <... write resumed>) = 18 [pid 5926] sched_setaffinity(0, 0, NULL [pid 5844] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5926] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5926] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5926] <... openat resumed>) = 3 [pid 5844] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./11/binderfs") = 0 [pid 5926] memfd_create("syzkaller", 0 [pid 5844] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5926] <... memfd_create resumed>) = 4 [pid 5926] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5844] <... umount2 resumed>) = 0 [pid 5844] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5925] <... mount resumed>) = 0 [pid 5844] <... openat resumed>) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./11/file0") = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5925] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5844] <... close resumed>) = 0 [pid 5925] <... openat resumed>) = 4 [pid 5844] rmdir("./11" [pid 5925] chdir("./file0" [pid 5844] <... rmdir resumed>) = 0 [pid 5925] <... chdir resumed>) = 0 [pid 5925] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5925] read(3, [ 91.974294][ T5925] ntfs3(loop3): Failed to load $Extend (-22). [ 91.988916][ T5925] ntfs3(loop3): Failed to initialize $Extend. [pid 5844] mkdir("./12", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5926] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5844] <... close resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5927 attached , child_tidptr=0x555590f88750) = 5927 [pid 5927] set_robust_list(0x555590f88760, 24) = 0 [pid 5927] chdir("./12") = 0 [pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5927] setpgid(0, 0) = 0 [pid 5926] <... write resumed>) = 2097152 [pid 5927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5927] write(3, "1000", 4) = 4 [pid 5927] close(3) = 0 [pid 5927] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5927] write(1, "executing program\n", 18) = 18 [pid 5927] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5927] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5927] memfd_create("syzkaller", 0) = 4 [pid 5927] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5926] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5926] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5926] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5923] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5923] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [ 92.199252][ T5926] loop1: detected capacity change from 0 to 4096 [pid 5923] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5926] close(4 [pid 5923] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5926] <... close resumed>) = 0 [pid 5923] exit_group(0 [pid 5926] close(5 [pid 5923] <... exit_group resumed>) = ? [pid 5926] <... close resumed>) = 0 [pid 5927] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5926] mkdir("./file0", 0777 [pid 5923] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=0, si_stime=19 /* 0.19 s */} --- [pid 5926] <... mkdir resumed>) = 0 [pid 5926] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./11/binderfs") = 0 [pid 5843] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5843] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./11/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./11/file0") = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5927] <... write resumed>) = 2097152 [pid 5843] close(3) = 0 [pid 5843] rmdir("./11" [pid 5927] munmap(0x7f7fd8e00000, 138412032 [pid 5843] <... rmdir resumed>) = 0 [pid 5927] <... munmap resumed>) = 0 [pid 5843] mkdir("./12", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [ 92.280004][ T5926] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5843] close(3 [pid 5925] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5925] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5925] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5925] exit_group(0) = ? [pid 5925] +++ exited with 0 +++ [pid 5927] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5927] <... openat resumed>) = 5 [pid 5842] <... restart_syscall resumed>) = 0 [pid 5927] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5927] close(4 [pid 5843] <... close resumed>) = 0 [pid 5842] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5927] <... close resumed>) = 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5927] close(5) = 0 [pid 5927] mkdir("./file0", 0777 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5842] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5927] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5928 attached [pid 5927] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5842] <... openat resumed>) = 3 [pid 5928] set_robust_list(0x555590f88760, 24 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 92.360299][ T5927] loop5: detected capacity change from 0 to 4096 [pid 5928] <... set_robust_list resumed>) = 0 [pid 5922] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5928 [pid 5842] getdents64(3, [pid 5922] connect(-1, NULL, 0 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5928] chdir("./12" [pid 5922] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5928] <... chdir resumed>) = 0 [pid 5922] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5842] newfstatat(AT_FDCWD, "./11/binderfs", [pid 5928] <... prctl resumed>) = 0 [pid 5928] setpgid(0, 0 [pid 5922] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5928] <... setpgid resumed>) = 0 [pid 5922] exit_group(0 [pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5924] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5922] <... exit_group resumed>) = ? [pid 5842] unlink("./11/binderfs" [pid 5928] <... openat resumed>) = 3 [pid 5922] +++ exited with 0 +++ [pid 5842] <... unlink resumed>) = 0 [ 92.412485][ T5927] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=0, si_stime=28 /* 0.28 s */} --- [pid 5839] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5928] write(3, "1000", 4 [pid 5842] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] unlink("./12/binderfs" [pid 5928] <... write resumed>) = 4 [pid 5928] close(3 [pid 5839] <... unlink resumed>) = 0 [pid 5839] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5928] <... close resumed>) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5839] <... umount2 resumed>) = 0 [pid 5839] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5928] symlink("/dev/binderfs", "./binderfs" [pid 5839] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5928] <... symlink resumed>) = 0 [pid 5842] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 5839] <... openat resumed>) = 4 [pid 5928] write(1, "executing program\n", 18 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5928] <... write resumed>) = 18 [pid 5842] newfstatat(AT_FDCWD, "./11/file0", [pid 5839] newfstatat(4, "", [pid 5928] sched_setaffinity(0, 0, NULL [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5928] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [ 92.456740][ T5926] ntfs3(loop1): Failed to load $Extend (-22). [ 92.467231][ T5926] ntfs3(loop1): Failed to initialize $Extend. [pid 5842] umount2("./11/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] getdents64(4, [pid 5928] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5924] connect(-1, NULL, 0 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5924] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5839] getdents64(4, [pid 5924] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5924] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5839] close(4 [pid 5924] exit_group(0 [pid 5842] openat(AT_FDCWD, "./11/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... close resumed>) = 0 [pid 5926] <... mount resumed>) = 0 [pid 5928] <... openat resumed>) = 3 [pid 5926] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5842] <... openat resumed>) = 4 [pid 5839] rmdir("./12/file0") = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] newfstatat(4, "", [pid 5926] <... openat resumed>) = 4 [pid 5839] close(3 [pid 5924] <... exit_group resumed>) = ? [pid 5839] <... close resumed>) = 0 [pid 5928] memfd_create("syzkaller", 0 [pid 5926] chdir("./file0" [pid 5924] +++ exited with 0 +++ [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] rmdir("./12" [pid 5926] <... chdir resumed>) = 0 [pid 5842] getdents64(4, [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5839] <... rmdir resumed>) = 0 [pid 5926] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5928] <... memfd_create resumed>) = 4 [pid 5926] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] getdents64(4, [pid 5926] read(3, [pid 5928] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] mkdir("./13", 0777 [pid 5928] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5842] close(4 [pid 5839] <... mkdir resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] rmdir("./11/file0") = 0 [ 92.499215][ T5927] ntfs3(loop5): Failed to load $Extend (-22). [ 92.506660][ T5927] ntfs3(loop5): Failed to initialize $Extend. [pid 5842] getdents64(3, [pid 5839] <... openat resumed>) = 3 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5927] <... mount resumed>) = 0 [pid 5842] close(3) = 0 [pid 5841] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5927] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] ioctl(3, LOOP_CLR_FD [pid 5841] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] <... ioctl resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5839] close(3 [pid 5927] <... openat resumed>) = 4 [pid 5842] rmdir("./11" [pid 5841] newfstatat(3, "", [pid 5928] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5927] chdir("./file0" [pid 5842] <... rmdir resumed>) = 0 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5927] <... chdir resumed>) = 0 [pid 5842] mkdir("./12", 0777 [pid 5927] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5842] <... mkdir resumed>) = 0 [pid 5841] getdents64(3, [pid 5927] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5927] read(3, [pid 5842] <... openat resumed>) = 3 [pid 5841] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5841] unlink("./12/binderfs" [pid 5842] <... ioctl resumed>) = 0 [pid 5842] close(3 [pid 5841] <... unlink resumed>) = 0 [pid 5841] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5839] <... close resumed>) = 0 [pid 5841] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5929 attached [pid 5841] <... openat resumed>) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5929 [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./12/file0") = 0 [pid 5929] set_robust_list(0x555590f88760, 24) = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./12") = 0 [pid 5841] mkdir("./13", 0777 [pid 5929] chdir("./13") = 0 [pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5841] <... mkdir resumed>) = 0 [pid 5929] <... prctl resumed>) = 0 [pid 5929] setpgid(0, 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5929] <... setpgid resumed>) = 0 [pid 5841] <... openat resumed>) = 3 [pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3 [pid 5929] write(3, "1000", 4) = 4 [pid 5929] close(3) = 0 [pid 5842] <... close resumed>) = 0 [pid 5929] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5930 attached [pid 5929] write(1, "executing program\n", 18 [pid 5930] set_robust_list(0x555590f88760, 24 [pid 5929] <... write resumed>) = 18 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5930 [pid 5929] sched_setaffinity(0, 0, NULL [pid 5930] <... set_robust_list resumed>) = 0 [pid 5929] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5930] chdir("./12" [pid 5929] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5928] <... write resumed>) = 2097152 [pid 5930] <... chdir resumed>) = 0 [pid 5929] <... openat resumed>) = 3 [pid 5928] munmap(0x7f7fd8e00000, 138412032 [pid 5929] memfd_create("syzkaller", 0 [pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5841] <... close resumed>) = 0 [pid 5930] setpgid(0, 0) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5928] <... munmap resumed>) = 0 ./strace-static-x86_64: Process 5931 attached [pid 5929] <... memfd_create resumed>) = 4 [pid 5930] <... openat resumed>) = 3 [pid 5929] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5931 [pid 5930] write(3, "1000", 4 [pid 5929] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5928] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5930] <... write resumed>) = 4 [pid 5931] set_robust_list(0x555590f88760, 24) = 0 [pid 5931] chdir("./13") = 0 [pid 5930] close(3 [pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5928] <... openat resumed>) = 5 [pid 5930] <... close resumed>) = 0 [pid 5931] <... prctl resumed>) = 0 [pid 5931] setpgid(0, 0) = 0 [pid 5931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5931] write(3, "1000", 4 [pid 5930] symlink("/dev/binderfs", "./binderfs" [pid 5931] <... write resumed>) = 4 [pid 5931] close(3) = 0 [pid 5931] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5931] write(1, "executing program\n", 18) = 18 [pid 5931] sched_setaffinity(0, 0, NULL [pid 5930] <... symlink resumed>) = 0 [pid 5928] ioctl(5, LOOP_SET_FD, 4 [pid 5931] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5930] write(1, "executing program\n", 18 [pid 5931] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5931] memfd_create("syzkaller", 0executing program [pid 5930] <... write resumed>) = 18 [pid 5931] <... memfd_create resumed>) = 4 [pid 5931] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5930] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5930] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5930] memfd_create("syzkaller", 0) = 4 [pid 5930] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5928] <... ioctl resumed>) = 0 [pid 5928] close(4) = 0 [pid 5928] close(5) = 0 [pid 5928] mkdir("./file0", 0777 [pid 5929] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5928] <... mkdir resumed>) = 0 [ 92.793148][ T5928] loop4: detected capacity change from 0 to 4096 [pid 5928] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5930] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [ 92.854947][ T5928] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5931] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152 [pid 5930] <... write resumed>) = 2097152 [pid 5929] <... write resumed>) = 2097152 [pid 5931] munmap(0x7f7fd8e00000, 138412032 [pid 5930] munmap(0x7f7fd8e00000, 138412032 [pid 5931] <... munmap resumed>) = 0 [pid 5930] <... munmap resumed>) = 0 [pid 5929] munmap(0x7f7fd8e00000, 138412032 [pid 5931] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 5 [pid 5931] ioctl(5, LOOP_SET_FD, 4 [pid 5930] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5929] <... munmap resumed>) = 0 [pid 5930] <... openat resumed>) = 5 [pid 5930] ioctl(5, LOOP_SET_FD, 4 [pid 5929] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5931] <... ioctl resumed>) = 0 [pid 5931] close(4) = 0 [pid 5931] close(5) = 0 [pid 5931] mkdir("./file0", 0777 [pid 5929] <... openat resumed>) = 5 [pid 5928] <... mount resumed>) = 0 [pid 5929] ioctl(5, LOOP_SET_FD, 4 [ 92.995339][ T5931] loop2: detected capacity change from 0 to 4096 [ 93.002025][ T5928] ntfs3(loop4): Failed to load $Extend (-22). [ 93.018772][ T5930] loop3: detected capacity change from 0 to 4096 [ 93.029566][ T5928] ntfs3(loop4): Failed to initialize $Extend. [pid 5928] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5930] <... ioctl resumed>) = 0 [pid 5929] <... ioctl resumed>) = 0 [pid 5928] <... openat resumed>) = 4 [pid 5930] close(4 [pid 5928] chdir("./file0" [pid 5930] <... close resumed>) = 0 [pid 5929] close(4 [pid 5928] <... chdir resumed>) = 0 [pid 5930] close(5 [pid 5929] <... close resumed>) = 0 [ 93.047432][ T5929] loop0: detected capacity change from 0 to 4096 [pid 5928] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5930] <... close resumed>) = 0 [pid 5929] close(5 [pid 5928] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5930] mkdir("./file0", 0777 [pid 5929] <... close resumed>) = 0 [pid 5928] read(3, [pid 5929] mkdir("./file0", 0777 [pid 5931] <... mkdir resumed>) = 0 [pid 5930] <... mkdir resumed>) = 0 [pid 5929] <... mkdir resumed>) = 0 [pid 5930] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5929] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [ 93.174526][ T5929] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 93.184103][ T5930] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 93.244904][ T5931] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [pid 5931] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5929] <... mount resumed>) = 0 [pid 5929] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [ 93.327846][ T5929] ntfs3(loop0): Failed to load $Extend (-22). [ 93.352678][ T5929] ntfs3(loop0): Failed to initialize $Extend. [pid 5927] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5927] connect(-1, NULL, 0 [pid 5929] chdir("./file0" [pid 5927] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5927] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5927] exit_group(0) = ? [pid 5931] <... mount resumed>) = 0 [pid 5930] <... mount resumed>) = 0 [pid 5929] <... chdir resumed>) = 0 [pid 5927] +++ exited with 0 +++ [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=0, si_stime=26 /* 0.26 s */} --- [pid 5844] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5931] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5930] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5929] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5930] <... openat resumed>) = 4 [pid 5844] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5931] <... openat resumed>) = 4 [pid 5930] chdir("./file0" [pid 5929] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] <... openat resumed>) = 3 [pid 5930] <... chdir resumed>) = 0 [pid 5929] read(3, [pid 5930] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5931] chdir("./file0" [pid 5930] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] newfstatat(3, "", [pid 5931] <... chdir resumed>) = 0 [pid 5930] read(3, [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 93.388633][ T5931] ntfs3(loop2): Failed to load $Extend (-22). [ 93.396134][ T5931] ntfs3(loop2): Failed to initialize $Extend. [ 93.403744][ T5930] ntfs3(loop3): Failed to load $Extend (-22). [ 93.411477][ T5930] ntfs3(loop3): Failed to initialize $Extend. [pid 5931] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5844] getdents64(3, [pid 5931] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5931] read(3, [pid 5844] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./12/binderfs") = 0 [pid 5844] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5844] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5926] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5844] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5926] connect(-1, NULL, 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5926] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5926] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5844] <... openat resumed>) = 4 [pid 5926] exit_group(0 [pid 5844] newfstatat(4, "", [pid 5926] <... exit_group resumed>) = ? [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5926] +++ exited with 0 +++ [pid 5844] close(4) = 0 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=19 /* 0.19 s */} --- [pid 5844] rmdir("./12/file0" [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5844] getdents64(3, [pid 5840] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] getdents64(3, [pid 5844] close(3 [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5844] <... close resumed>) = 0 [pid 5840] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] rmdir("./12" [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] <... rmdir resumed>) = 0 [pid 5840] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./13/binderfs") = 0 [pid 5844] mkdir("./13", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5840] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5840] <... umount2 resumed>) = 0 [pid 5844] <... ioctl resumed>) = 0 [pid 5844] close(3 [pid 5840] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./13/file0") = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5840] close(3) = 0 [pid 5844] <... close resumed>) = 0 [pid 5840] rmdir("./13") = 0 [pid 5840] mkdir("./14", 0777) = 0 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... ioctl resumed>) = 0 ./strace-static-x86_64: Process 5932 attached [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5932 [pid 5840] close(3 [pid 5932] set_robust_list(0x555590f88760, 24) = 0 [pid 5932] chdir("./13") = 0 [pid 5932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5932] setpgid(0, 0) = 0 [pid 5932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5932] write(3, "1000", 4 [pid 5840] <... close resumed>) = 0 [pid 5932] <... write resumed>) = 4 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5932] close(3./strace-static-x86_64: Process 5933 attached ) = 0 [pid 5933] set_robust_list(0x555590f88760, 24 [pid 5932] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5933 [pid 5933] <... set_robust_list resumed>) = 0 executing program [pid 5932] <... symlink resumed>) = 0 [pid 5931] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5933] chdir("./14" [pid 5932] write(1, "executing program\n", 18) = 18 [pid 5932] sched_setaffinity(0, 0, NULL [pid 5933] <... chdir resumed>) = 0 [pid 5931] connect(-1, NULL, 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5932] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5931] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... prctl resumed>) = 0 [pid 5932] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5931] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5933] setpgid(0, 0 [pid 5932] <... openat resumed>) = 3 [pid 5931] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5933] <... setpgid resumed>) = 0 [pid 5931] exit_group(0) = ? [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5932] memfd_create("syzkaller", 0 [pid 5931] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5933] write(3, "1000", 4) = 4 [pid 5932] <... memfd_create resumed>) = 4 [pid 5841] restart_syscall(<... resuming interrupted clone ...> [pid 5933] close(3) = 0 [pid 5933] symlink("/dev/binderfs", "./binderfs" [pid 5932] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5933] <... symlink resumed>) = 0 [pid 5932] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5841] <... restart_syscall resumed>) = 0 executing program [pid 5841] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5933] write(1, "executing program\n", 18) = 18 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5933] sched_setaffinity(0, 0, NULL [pid 5841] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5933] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5841] <... openat resumed>) = 3 [pid 5933] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5841] newfstatat(3, "", [pid 5933] <... openat resumed>) = 3 [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5933] memfd_create("syzkaller", 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./13/binderfs") = 0 [pid 5933] <... memfd_create resumed>) = 4 [pid 5841] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5933] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5928] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] <... umount2 resumed>) = 0 [pid 5928] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5932] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5928] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5841] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5928] exit_group(0 [pid 5841] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5928] <... exit_group resumed>) = ? [pid 5841] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./13/file0") = 0 [pid 5928] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=0, si_stime=33 /* 0.33 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./13") = 0 [pid 5841] mkdir("./14", 0777 [pid 5843] <... restart_syscall resumed>) = 0 [pid 5841] <... mkdir resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5843] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5841] <... openat resumed>) = 3 [pid 5933] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5843] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... ioctl resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5841] close(3 [pid 5932] <... write resumed>) = 2097152 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5932] munmap(0x7f7fd8e00000, 138412032 [pid 5843] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./12/binderfs", [pid 5929] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5843] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] <... close resumed>) = 0 [pid 5932] <... munmap resumed>) = 0 [pid 5929] connect(-1, NULL, 0 [pid 5843] unlink("./12/binderfs" [pid 5932] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5929] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... unlink resumed>) = 0 [pid 5929] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5932] <... openat resumed>) = 5 [pid 5929] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5932] ioctl(5, LOOP_SET_FD, 4 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5929] exit_group(0 [pid 5843] <... umount2 resumed>) = 0 [pid 5929] <... exit_group resumed>) = ? [pid 5932] <... ioctl resumed>) = 0 [pid 5843] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./12/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", ./strace-static-x86_64: Process 5934 attached [pid 5932] close(4 [pid 5929] +++ exited with 0 +++ [pid 5934] set_robust_list(0x555590f88760, 24 [pid 5932] <... close resumed>) = 0 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5934] <... set_robust_list resumed>) = 0 [pid 5933] <... write resumed>) = 2097152 [pid 5932] close(5 [pid 5843] getdents64(4, [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5934 [pid 5932] <... close resumed>) = 0 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5934] chdir("./14" [pid 5932] mkdir("./file0", 0777 [pid 5839] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5933] munmap(0x7f7fd8e00000, 138412032 [pid 5843] getdents64(4, [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] <... chdir resumed>) = 0 [pid 5933] <... munmap resumed>) = 0 [pid 5932] <... mkdir resumed>) = 0 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5932] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5934] <... prctl resumed>) = 0 [pid 5934] setpgid(0, 0 [pid 5839] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 94.083818][ T5932] loop5: detected capacity change from 0 to 4096 [pid 5843] close(4 [pid 5839] unlink("./13/binderfs" [pid 5934] <... setpgid resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5843] rmdir("./12/file0") = 0 [pid 5839] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./12") = 0 [pid 5933] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5843] mkdir("./13", 0777 [pid 5933] ioctl(5, LOOP_SET_FD, 4 [pid 5843] <... mkdir resumed>) = 0 [pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5839] <... umount2 resumed>) = 0 [pid 5839] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 5934] <... openat resumed>) = 3 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5934] write(3, "1000", 4) = 4 [pid 5839] newfstatat(AT_FDCWD, "./13/file0", [pid 5934] close(3) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5934] symlink("/dev/binderfs", "./binderfs" [pid 5839] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5934] <... symlink resumed>) = 0 [pid 5934] write(1, "executing program\n", 18 [pid 5839] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5934] <... write resumed>) = 18 [pid 5839] <... openat resumed>) = 4 [pid 5934] sched_setaffinity(0, 0, NULL [pid 5839] newfstatat(4, "", [pid 5934] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5934] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5839] getdents64(4, [pid 5934] <... openat resumed>) = 3 [pid 5843] <... openat resumed>) = 3 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] ioctl(3, LOOP_CLR_FD [pid 5839] getdents64(4, [pid 5843] <... ioctl resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(3 [pid 5839] close(4 [pid 5934] memfd_create("syzkaller", 0 [pid 5839] <... close resumed>) = 0 [pid 5839] rmdir("./13/file0") = 0 [pid 5839] getdents64(3, [pid 5934] <... memfd_create resumed>) = 4 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3 [pid 5934] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5839] <... close resumed>) = 0 [pid 5839] rmdir("./13") = 0 [pid 5839] mkdir("./14", 0777) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] close(3 [pid 5933] <... ioctl resumed>) = 0 [pid 5933] close(4) = 0 [pid 5933] close(5) = 0 [ 94.131623][ T5932] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [ 94.137240][ T5933] loop1: detected capacity change from 0 to 4096 [pid 5933] mkdir("./file0", 0777) = 0 [pid 5933] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] <... close resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555590f88750) = 5935 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5936 attached ./strace-static-x86_64: Process 5935 attached [ 94.205847][ T5933] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5935] set_robust_list(0x555590f88760, 24 [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5936 [pid 5936] set_robust_list(0x555590f88760, 24 [pid 5935] <... set_robust_list resumed>) = 0 [pid 5936] <... set_robust_list resumed>) = 0 [pid 5936] chdir("./14" [pid 5935] chdir("./13" [pid 5936] <... chdir resumed>) = 0 [pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5936] setpgid(0, 0) = 0 [pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5936] write(3, "1000", 4 [pid 5935] <... chdir resumed>) = 0 [pid 5936] <... write resumed>) = 4 [pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5934] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5936] close(3) = 0 [pid 5936] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5936] write(1, "executing program\n", 18 [pid 5935] <... prctl resumed>) = 0 executing program [pid 5936] <... write resumed>) = 18 [pid 5935] setpgid(0, 0 [pid 5936] sched_setaffinity(0, 0, NULL [pid 5935] <... setpgid resumed>) = 0 [pid 5936] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [ 94.246710][ T5932] ntfs3(loop5): Failed to load $Extend (-22). [ 94.265200][ T5932] ntfs3(loop5): Failed to initialize $Extend. [pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5936] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5935] <... openat resumed>) = 3 [pid 5932] <... mount resumed>) = 0 [pid 5936] <... openat resumed>) = 3 [pid 5935] write(3, "1000", 4 [pid 5932] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5936] memfd_create("syzkaller", 0 [pid 5935] <... write resumed>) = 4 [pid 5932] <... openat resumed>) = 4 [pid 5935] close(3 [pid 5932] chdir("./file0" [pid 5936] <... memfd_create resumed>) = 4 [pid 5935] <... close resumed>) = 0 [pid 5932] <... chdir resumed>) = 0 [pid 5932] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5936] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5935] symlink("/dev/binderfs", "./binderfs" [pid 5932] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5936] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5935] <... symlink resumed>) = 0 [pid 5932] read(3, [pid 5935] write(1, "executing program\n", 18executing program ) = 18 [pid 5935] sched_setaffinity(0, 0, NULL [pid 5933] <... mount resumed>) = 0 [pid 5933] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [ 94.291977][ T5933] ntfs3(loop1): Failed to load $Extend (-22). [ 94.298099][ T5933] ntfs3(loop1): Failed to initialize $Extend. [pid 5933] chdir("./file0" [pid 5935] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5935] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5934] <... write resumed>) = 2097152 [pid 5935] <... openat resumed>) = 3 [pid 5933] <... chdir resumed>) = 0 [pid 5933] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5935] memfd_create("syzkaller", 0 [pid 5933] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5935] <... memfd_create resumed>) = 4 [pid 5933] read(3, [pid 5935] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5934] munmap(0x7f7fd8e00000, 138412032 [pid 5935] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5934] <... munmap resumed>) = 0 [pid 5934] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 5 [pid 5934] ioctl(5, LOOP_SET_FD, 4 [pid 5936] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5935] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5934] <... ioctl resumed>) = 0 [pid 5934] close(4) = 0 [pid 5934] close(5) = 0 [pid 5934] mkdir("./file0", 0777) = 0 [ 94.403787][ T5934] loop2: detected capacity change from 0 to 4096 [pid 5934] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5936] <... write resumed>) = 2097152 [pid 5936] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5936] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5935] <... write resumed>) = 2097152 [pid 5936] <... openat resumed>) = 5 [pid 5936] ioctl(5, LOOP_SET_FD, 4 [pid 5935] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5935] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 5 [pid 5935] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5936] <... ioctl resumed>) = 0 [pid 5935] close(4) = 0 [pid 5935] close(5) = 0 [pid 5935] mkdir("./file0", 0777) = 0 [pid 5935] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [ 94.491621][ T5934] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [ 94.513796][ T5936] loop0: detected capacity change from 0 to 4096 [ 94.532688][ T5935] loop4: detected capacity change from 0 to 4096 [pid 5936] close(4) = 0 [pid 5936] close(5) = 0 [pid 5936] mkdir("./file0", 0777) = 0 [ 94.561342][ T5935] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [ 94.573353][ T5936] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 94.582143][ T5934] ntfs3(loop2): Failed to load $Extend (-22). [ 94.600282][ T5934] ntfs3(loop2): Failed to initialize $Extend. [pid 5936] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5934] <... mount resumed>) = 0 [pid 5934] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5935] <... mount resumed>) = 0 [pid 5934] <... openat resumed>) = 4 [pid 5935] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5934] chdir("./file0" [pid 5935] <... openat resumed>) = 4 [pid 5934] <... chdir resumed>) = 0 [pid 5935] chdir("./file0" [pid 5934] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5935] <... chdir resumed>) = 0 [pid 5934] <... openat resumed>) = -1 EBUSY (Device or resource busy) [ 94.630401][ T5935] ntfs3(loop4): Failed to load $Extend (-22). [ 94.636542][ T5935] ntfs3(loop4): Failed to initialize $Extend. [pid 5935] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5934] read(3, [pid 5935] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5935] read(3, [pid 5930] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5930] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5930] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5930] exit_group(0) = ? [pid 5933] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5930] +++ exited with 0 +++ [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=0, si_stime=30 /* 0.30 s */} --- [pid 5842] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5842] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] unlink("./12/binderfs") = 0 [ 94.671617][ T5936] ntfs3(loop0): Failed to load $Extend (-22). [ 94.677745][ T5936] ntfs3(loop0): Failed to initialize $Extend. [pid 5842] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] <... mount resumed>) = 0 [pid 5842] <... umount2 resumed>) = 0 [pid 5936] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5933] connect(-1, NULL, 0 [pid 5842] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] <... openat resumed>) = 4 [pid 5933] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5936] chdir("./file0" [pid 5933] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5842] newfstatat(AT_FDCWD, "./12/file0", [pid 5936] <... chdir resumed>) = 0 [pid 5933] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5936] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] umount2("./12/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5936] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5936] read(3, [pid 5842] openat(AT_FDCWD, "./12/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5842] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5842] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5842] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5933] exit_group(0 [pid 5842] close(4) = 0 [pid 5933] <... exit_group resumed>) = ? [pid 5842] rmdir("./12/file0" [pid 5933] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5933, si_uid=0, si_status=0, si_utime=0, si_stime=20 /* 0.20 s */} --- [pid 5842] <... rmdir resumed>) = 0 [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5842] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] close(3) = 0 [pid 5842] rmdir("./12" [pid 5840] <... restart_syscall resumed>) = 0 [pid 5840] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... rmdir resumed>) = 0 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] mkdir("./13", 0777 [pid 5840] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(3, [pid 5842] <... mkdir resumed>) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5842] <... openat resumed>) = 3 [pid 5840] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... ioctl resumed>) = 0 [pid 5842] close(3 [pid 5840] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./14/binderfs") = 0 [pid 5840] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5840] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5932] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... close resumed>) = 0 [pid 5932] connect(-1, NULL, 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5932] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... openat resumed>) = 4 ./strace-static-x86_64: Process 5937 attached [pid 5932] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5840] newfstatat(4, "", [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5937 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, [pid 5932] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5932] exit_group(0 [pid 5840] getdents64(4, [pid 5932] <... exit_group resumed>) = ? [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5932] +++ exited with 0 +++ [pid 5840] close(4 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=23 /* 0.23 s */} --- [pid 5840] <... close resumed>) = 0 [pid 5844] restart_syscall(<... resuming interrupted clone ...> [pid 5840] rmdir("./14/file0" [pid 5937] set_robust_list(0x555590f88760, 24 [pid 5844] <... restart_syscall resumed>) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, [pid 5937] <... set_robust_list resumed>) = 0 [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5937] chdir("./13" [pid 5844] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] close(3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5937] <... chdir resumed>) = 0 [pid 5844] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5840] <... close resumed>) = 0 [pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... openat resumed>) = 3 [pid 5840] rmdir("./14" [pid 5937] <... prctl resumed>) = 0 [pid 5844] newfstatat(3, "", [pid 5937] setpgid(0, 0 [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5937] <... setpgid resumed>) = 0 [pid 5844] getdents64(3, [pid 5840] mkdir("./15", 0777 [pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] <... mkdir resumed>) = 0 [pid 5844] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5937] <... openat resumed>) = 3 [pid 5844] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5840] <... openat resumed>) = 3 [pid 5937] write(3, "1000", 4 [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5844] unlink("./13/binderfs" [pid 5840] <... ioctl resumed>) = 0 [pid 5937] <... write resumed>) = 4 [pid 5844] <... unlink resumed>) = 0 executing program [pid 5840] close(3 [pid 5937] close(3 [pid 5844] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5937] <... close resumed>) = 0 [pid 5937] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5937] write(1, "executing program\n", 18) = 18 [pid 5937] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5937] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5937] memfd_create("syzkaller", 0) = 4 [pid 5937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5844] <... umount2 resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5844] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5938 attached [pid 5938] set_robust_list(0x555590f88760, 24 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5938] <... set_robust_list resumed>) = 0 [pid 5844] newfstatat(AT_FDCWD, "./13/file0", [pid 5938] chdir("./15" [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5938 [pid 5844] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", [pid 5938] <... chdir resumed>) = 0 [pid 5938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5938] <... prctl resumed>) = 0 [pid 5844] getdents64(4, [pid 5938] setpgid(0, 0) = 0 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5938] <... openat resumed>) = 3 [pid 5844] close(4 [pid 5938] write(3, "1000", 4) = 4 [pid 5937] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5844] <... close resumed>) = 0 [pid 5844] rmdir("./13/file0" [pid 5938] close(3) = 0 [pid 5938] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... rmdir resumed>) = 0 [pid 5938] <... symlink resumed>) = 0 [pid 5844] getdents64(3, [pid 5938] write(1, "executing program\n", 18executing program [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5938] <... write resumed>) = 18 [pid 5844] close(3 [pid 5938] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5938] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5844] <... close resumed>) = 0 [pid 5938] <... openat resumed>) = 3 [pid 5844] rmdir("./13" [pid 5938] memfd_create("syzkaller", 0 [pid 5844] <... rmdir resumed>) = 0 [pid 5844] mkdir("./14", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5938] <... memfd_create resumed>) = 4 [pid 5938] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5844] <... openat resumed>) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3 [pid 5937] <... write resumed>) = 2097152 [pid 5937] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5844] <... close resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5937] <... openat resumed>) = 5 [pid 5937] ioctl(5, LOOP_SET_FD, 4./strace-static-x86_64: Process 5939 attached [pid 5938] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5939] set_robust_list(0x555590f88760, 24) = 0 [pid 5937] <... ioctl resumed>) = 0 [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5939 [pid 5939] chdir("./14" [pid 5937] close(4 [pid 5939] <... chdir resumed>) = 0 [pid 5937] <... close resumed>) = 0 [pid 5939] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5937] close(5 [pid 5939] <... prctl resumed>) = 0 [pid 5937] <... close resumed>) = 0 [pid 5939] setpgid(0, 0) = 0 [pid 5939] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5937] mkdir("./file0", 0777) = 0 [pid 5939] <... openat resumed>) = 3 executing program [pid 5937] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5939] write(3, "1000", 4) = 4 [pid 5939] close(3) = 0 [pid 5939] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5939] write(1, "executing program\n", 18) = 18 [pid 5939] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5939] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [ 95.155532][ T5937] loop3: detected capacity change from 0 to 4096 [pid 5939] memfd_create("syzkaller", 0) = 4 [pid 5939] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5938] <... write resumed>) = 2097152 [ 95.196408][ T5937] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [pid 5938] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5938] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5939] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5938] <... openat resumed>) = 5 [pid 5938] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5938] close(4 [pid 5935] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5935] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5935] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5935] exit_group(0) = ? [pid 5938] <... close resumed>) = 0 [pid 5938] close(5) = 0 [pid 5935] +++ exited with 0 +++ [pid 5938] mkdir("./file0", 0777) = 0 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5935, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=21 /* 0.21 s */} --- [pid 5938] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5937] <... mount resumed>) = 0 [pid 5937] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [ 95.303179][ T5938] loop1: detected capacity change from 0 to 4096 [ 95.307495][ T5937] ntfs3(loop3): Failed to load $Extend (-22). [ 95.341566][ T5937] ntfs3(loop3): Failed to initialize $Extend. [pid 5843] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5937] <... openat resumed>) = 4 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5937] chdir("./file0" [pid 5843] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5937] <... chdir resumed>) = 0 [pid 5937] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5843] <... openat resumed>) = 3 [pid 5937] read(3, [ 95.360773][ T5938] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5934] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5939] <... write resumed>) = 2097152 [pid 5939] munmap(0x7f7fd8e00000, 138412032 [pid 5934] connect(-1, NULL, 0 [pid 5939] <... munmap resumed>) = 0 [pid 5934] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5934] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5843] getdents64(3, [pid 5934] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5934] exit_group(0 [pid 5843] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5934] <... exit_group resumed>) = ? [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5934] +++ exited with 0 +++ [pid 5843] unlink("./13/binderfs") = 0 [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5934, si_uid=0, si_status=0, si_utime=0, si_stime=18 /* 0.18 s */} --- [pid 5843] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5939] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5843] <... umount2 resumed>) = 0 [pid 5939] <... openat resumed>) = 5 [pid 5939] ioctl(5, LOOP_SET_FD, 4 [pid 5843] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./13/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... openat resumed>) = 4 [pid 5841] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5843] newfstatat(4, "", [pid 5841] <... openat resumed>) = 3 [pid 5843] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] newfstatat(3, "", [pid 5843] getdents64(4, [pid 5841] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(3, [pid 5843] getdents64(4, [pid 5841] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] close(4 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5843] <... close resumed>) = 0 [pid 5841] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5843] rmdir("./13/file0" [pid 5841] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] <... rmdir resumed>) = 0 [pid 5841] unlink("./14/binderfs") = 0 [pid 5843] getdents64(3, [pid 5841] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5939] <... ioctl resumed>) = 0 [pid 5843] close(3 [pid 5939] close(4) = 0 [pid 5843] <... close resumed>) = 0 [pid 5939] close(5 [pid 5843] rmdir("./13" [pid 5841] <... umount2 resumed>) = 0 [pid 5939] <... close resumed>) = 0 [pid 5939] mkdir("./file0", 0777 [pid 5843] <... rmdir resumed>) = 0 [pid 5939] <... mkdir resumed>) = 0 [pid 5939] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [ 95.487468][ T5939] loop5: detected capacity change from 0 to 4096 [pid 5841] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5843] mkdir("./14", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5841] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(4, [pid 5938] <... mount resumed>) = 0 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4) = 0 [pid 5841] rmdir("./14/file0") = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5841] close(3) = 0 [pid 5841] rmdir("./14") = 0 [pid 5841] mkdir("./15", 0777) = 0 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5841] ioctl(3, LOOP_CLR_FD) = 0 [pid 5841] close(3 [pid 5843] <... close resumed>) = 0 [pid 5938] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5938] chdir("./file0") = 0 [pid 5938] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [ 95.535394][ T5938] ntfs3(loop1): Failed to load $Extend (-22). [ 95.548929][ T5938] ntfs3(loop1): Failed to initialize $Extend. [ 95.555372][ T5939] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [pid 5938] read(3, [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5940 attached [pid 5940] set_robust_list(0x555590f88760, 24) = 0 [pid 5940] chdir("./14") = 0 [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5940 [pid 5940] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5940] setpgid(0, 0) = 0 [pid 5940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5936] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] <... close resumed>) = 0 [pid 5940] write(3, "1000", 4 [pid 5936] connect(-1, NULL, 0 [pid 5940] <... write resumed>) = 4 [pid 5936] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5940] close(3 [pid 5936] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5940] <... close resumed>) = 0 [pid 5936] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5940] symlink("/dev/binderfs", "./binderfs" [pid 5936] exit_group(0 [pid 5937] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5940] <... symlink resumed>) = 0 [pid 5937] connect(-1, NULL, 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD executing program [pid 5940] write(1, "executing program\n", 18 [pid 5937] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5936] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5941 attached [pid 5940] <... write resumed>) = 18 [pid 5936] +++ exited with 0 +++ [pid 5940] sched_setaffinity(0, 0, NULL [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5936, si_uid=0, si_status=0, si_utime=0, si_stime=25 /* 0.25 s */} --- [pid 5940] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5940] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5941] set_robust_list(0x555590f88760, 24 [pid 5940] memfd_create("syzkaller", 0 [pid 5937] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5941 [pid 5941] <... set_robust_list resumed>) = 0 [pid 5940] <... memfd_create resumed>) = 4 [pid 5937] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5941] chdir("./15" [pid 5940] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5937] exit_group(0) = ? [pid 5940] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5839] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5937] +++ exited with 0 +++ [pid 5839] <... openat resumed>) = 3 [pid 5839] newfstatat(3, "", [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5937, si_uid=0, si_status=0, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5941] <... chdir resumed>) = 0 [pid 5939] <... mount resumed>) = 0 [pid 5941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5939] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5941] <... prctl resumed>) = 0 [pid 5941] setpgid(0, 0 [pid 5939] <... openat resumed>) = 4 [pid 5839] getdents64(3, [pid 5941] <... setpgid resumed>) = 0 [pid 5939] chdir("./file0" [pid 5941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5939] <... chdir resumed>) = 0 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5939] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5842] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5939] read(3, [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5842] <... openat resumed>) = 3 [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] newfstatat(3, "", [pid 5839] unlink("./14/binderfs" [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5842] getdents64(3, [pid 5839] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5839] <... umount2 resumed>) = 0 [pid 5941] <... openat resumed>) = 3 [pid 5842] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [ 95.660049][ T5939] ntfs3(loop5): Failed to load $Extend (-22). [ 95.666433][ T5939] ntfs3(loop5): Failed to initialize $Extend. [pid 5839] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5941] write(3, "1000", 4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5941] <... write resumed>) = 4 [pid 5842] newfstatat(AT_FDCWD, "./13/binderfs", [pid 5839] newfstatat(AT_FDCWD, "./14/file0", [pid 5941] close(3 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5941] <... close resumed>) = 0 [pid 5940] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5842] unlink("./13/binderfs" [pid 5839] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5941] symlink("/dev/binderfs", "./binderfs" [pid 5842] <... unlink resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5941] <... symlink resumed>) = 0 [pid 5842] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program [pid 5839] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5941] write(1, "executing program\n", 18 [pid 5842] <... umount2 resumed>) = 0 [pid 5839] <... openat resumed>) = 4 [pid 5941] <... write resumed>) = 18 [pid 5839] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(4, [pid 5842] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5941] sched_setaffinity(0, 0, NULL [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] getdents64(4, [pid 5941] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./13/file0", [pid 5839] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5941] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./13/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5839] close(4 [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] <... close resumed>) = 0 [pid 5842] openat(AT_FDCWD, "./13/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5839] rmdir("./14/file0" [pid 5842] <... openat resumed>) = 4 [pid 5839] <... rmdir resumed>) = 0 [pid 5842] newfstatat(4, "", [pid 5839] getdents64(3, [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5842] getdents64(4, [pid 5839] close(3 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] <... close resumed>) = 0 [pid 5842] getdents64(4, [pid 5839] rmdir("./14" [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] <... rmdir resumed>) = 0 [pid 5941] <... openat resumed>) = 3 [pid 5842] close(4) = 0 [pid 5842] rmdir("./13/file0" [pid 5941] memfd_create("syzkaller", 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5941] <... memfd_create resumed>) = 4 [pid 5842] getdents64(3, [pid 5941] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] mkdir("./15", 0777 [pid 5842] close(3 [pid 5839] <... mkdir resumed>) = 0 [pid 5842] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5842] rmdir("./13" [pid 5839] <... openat resumed>) = 3 [pid 5842] <... rmdir resumed>) = 0 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] close(3 [pid 5842] mkdir("./14", 0777) = 0 [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3 [pid 5842] ioctl(3, LOOP_CLR_FD) = 0 [pid 5842] close(3 [pid 5940] <... write resumed>) = 2097152 [pid 5842] <... close resumed>) = 0 [pid 5839] <... close resumed>) = 0 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555590f88750) = 5942 ./strace-static-x86_64: Process 5942 attached [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5943 attached [pid 5942] set_robust_list(0x555590f88760, 24) = 0 [pid 5941] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5942] chdir("./14" [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5943 [pid 5943] set_robust_list(0x555590f88760, 24 [pid 5942] <... chdir resumed>) = 0 [pid 5943] <... set_robust_list resumed>) = 0 [pid 5942] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5943] chdir("./15" [pid 5942] <... prctl resumed>) = 0 [pid 5943] <... chdir resumed>) = 0 [pid 5942] setpgid(0, 0 [pid 5940] munmap(0x7f7fd8e00000, 138412032 [pid 5942] <... setpgid resumed>) = 0 [pid 5943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5942] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5943] <... prctl resumed>) = 0 [pid 5943] setpgid(0, 0) = 0 [pid 5942] <... openat resumed>) = 3 [pid 5943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] write(3, "1000", 4) = 4 [pid 5942] close(3 [pid 5943] <... openat resumed>) = 3 [pid 5942] <... close resumed>) = 0 [pid 5940] <... munmap resumed>) = 0 [pid 5943] write(3, "1000", 4 [pid 5942] symlink("/dev/binderfs", "./binderfs" [pid 5943] <... write resumed>) = 4 [pid 5942] <... symlink resumed>) = 0 executing program [pid 5943] close(3 [pid 5942] write(1, "executing program\n", 18 [pid 5943] <... close resumed>) = 0 [pid 5942] <... write resumed>) = 18 [pid 5943] symlink("/dev/binderfs", "./binderfs" [pid 5942] sched_setaffinity(0, 0, NULL [pid 5943] <... symlink resumed>) = 0 [pid 5942] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5938] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 executing program [pid 5943] write(1, "executing program\n", 18 [pid 5942] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5943] <... write resumed>) = 18 [pid 5942] <... openat resumed>) = 3 [pid 5943] sched_setaffinity(0, 0, NULL [pid 5942] memfd_create("syzkaller", 0 [pid 5943] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5943] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5943] memfd_create("syzkaller", 0 [pid 5942] <... memfd_create resumed>) = 4 [pid 5942] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5940] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5943] <... memfd_create resumed>) = 4 [pid 5942] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5940] <... openat resumed>) = 5 [pid 5938] connect(-1, NULL, 0 [pid 5941] <... write resumed>) = 2097152 [pid 5940] ioctl(5, LOOP_SET_FD, 4 [pid 5938] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5943] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5940] <... ioctl resumed>) = 0 [pid 5938] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5938] exit_group(0) = ? [pid 5938] +++ exited with 0 +++ [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5938, si_uid=0, si_status=0, si_utime=0, si_stime=16 /* 0.16 s */} --- [pid 5840] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5941] munmap(0x7f7fd8e00000, 138412032 [pid 5940] close(4) = 0 [pid 5840] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5940] close(5 [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5941] <... munmap resumed>) = 0 [pid 5940] <... close resumed>) = 0 [pid 5939] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5840] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5941] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5940] mkdir("./file0", 0777 [pid 5941] <... openat resumed>) = 5 [pid 5840] <... openat resumed>) = 3 [pid 5840] newfstatat(3, "", [pid 5941] ioctl(5, LOOP_SET_FD, 4 [pid 5940] <... mkdir resumed>) = 0 [pid 5939] connect(-1, NULL, 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 95.879394][ T5940] loop4: detected capacity change from 0 to 4096 [pid 5840] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5943] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] unlink("./15/binderfs" [pid 5941] <... ioctl resumed>) = 0 [pid 5940] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5939] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... unlink resumed>) = 0 [pid 5840] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5942] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5939] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5939] exit_group(0 [pid 5840] <... umount2 resumed>) = 0 [pid 5840] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(AT_FDCWD, "./15/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5840] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5840] newfstatat(4, "", [pid 5939] <... exit_group resumed>) = ? [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5840] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4) = 0 [pid 5840] rmdir("./15/file0") = 0 [pid 5840] getdents64(3, [pid 5939] +++ exited with 0 +++ [pid 5941] close(4 [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5941] <... close resumed>) = 0 [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5939, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=15 /* 0.15 s */} --- [pid 5844] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5840] close(3 [pid 5941] close(5 [pid 5844] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5844] newfstatat(3, "", [pid 5840] rmdir("./15" [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5844] getdents64(3, [pid 5840] mkdir("./16", 0777 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] <... mkdir resumed>) = 0 [pid 5844] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] <... openat resumed>) = 3 [pid 5844] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5844] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5840] <... ioctl resumed>) = 0 [pid 5844] unlink("./14/binderfs" [pid 5840] close(3 [pid 5844] <... unlink resumed>) = 0 [pid 5941] <... close resumed>) = 0 [ 95.930748][ T5941] loop2: detected capacity change from 0 to 4096 [ 95.939491][ T5940] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5942] <... write resumed>) = 2097152 [pid 5941] mkdir("./file0", 0777 [pid 5844] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5941] <... mkdir resumed>) = 0 [pid 5943] <... write resumed>) = 2097152 [pid 5943] munmap(0x7f7fd8e00000, 138412032 [pid 5942] munmap(0x7f7fd8e00000, 138412032 [pid 5941] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5940] <... mount resumed>) = 0 [pid 5943] <... munmap resumed>) = 0 [pid 5844] <... umount2 resumed>) = 0 [pid 5943] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 5 [pid 5943] ioctl(5, LOOP_SET_FD, 4 [pid 5940] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5844] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... close resumed>) = 0 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5940] <... openat resumed>) = 4 [pid 5940] chdir("./file0") = 0 [pid 5940] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5844] newfstatat(AT_FDCWD, "./14/file0", [pid 5940] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5942] <... munmap resumed>) = 0 [pid 5940] read(3, [pid 5844] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5844] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./14/file0") = 0 [pid 5844] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5844] close(3 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5844] <... close resumed>) = 0 ./strace-static-x86_64: Process 5944 attached [pid 5844] rmdir("./14") = 0 [ 95.998789][ T5940] ntfs3(loop4): Failed to load $Extend (-22). [ 96.009840][ T5940] ntfs3(loop4): Failed to initialize $Extend. [ 96.022280][ T5941] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [ 96.027929][ T5943] loop0: detected capacity change from 0 to 4096 [pid 5844] mkdir("./15", 0777 [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5944 [pid 5942] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 5 [pid 5942] ioctl(5, LOOP_SET_FD, 4 [pid 5844] <... mkdir resumed>) = 0 [pid 5944] set_robust_list(0x555590f88760, 24) = 0 [pid 5944] chdir("./16") = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5844] <... openat resumed>) = 3 [pid 5944] <... prctl resumed>) = 0 [pid 5844] ioctl(3, LOOP_CLR_FD [pid 5944] setpgid(0, 0 [pid 5844] <... ioctl resumed>) = 0 [pid 5944] <... setpgid resumed>) = 0 [pid 5844] close(3 [pid 5944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5942] <... ioctl resumed>) = 0 [pid 5944] <... openat resumed>) = 3 [pid 5944] write(3, "1000", 4) = 4 [pid 5944] close(3) = 0 [pid 5943] <... ioctl resumed>) = 0 [pid 5944] symlink("/dev/binderfs", "./binderfs" [pid 5943] close(4executing program [pid 5944] <... symlink resumed>) = 0 [pid 5943] <... close resumed>) = 0 [pid 5944] write(1, "executing program\n", 18 [pid 5943] close(5 [pid 5944] <... write resumed>) = 18 [pid 5943] <... close resumed>) = 0 [pid 5944] sched_setaffinity(0, 0, NULL [pid 5943] mkdir("./file0", 0777 [pid 5944] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5943] <... mkdir resumed>) = 0 [pid 5944] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5943] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5944] <... openat resumed>) = 3 [pid 5944] memfd_create("syzkaller", 0) = 4 [pid 5844] <... close resumed>) = 0 [pid 5944] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [ 96.059161][ T5942] loop3: detected capacity change from 0 to 4096 [ 96.082659][ T5943] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [ 96.100170][ T5941] ntfs3(loop2): Failed to load $Extend (-22). [pid 5942] close(4) = 0 [pid 5942] close(5) = 0 [pid 5942] mkdir("./file0", 0777 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5945 attached , child_tidptr=0x555590f88750) = 5945 [pid 5945] set_robust_list(0x555590f88760, 24) = 0 [pid 5942] <... mkdir resumed>) = 0 [pid 5942] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5945] chdir("./15") = 0 [ 96.106295][ T5941] ntfs3(loop2): Failed to initialize $Extend. [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5945] setpgid(0, 0) = 0 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5945] write(3, "1000", 4) = 4 [pid 5945] close(3) = 0 [pid 5945] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5945] write(1, "executing program\n", 18) = 18 [pid 5941] <... mount resumed>) = 0 [pid 5945] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5945] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5945] memfd_create("syzkaller", 0 [pid 5944] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5945] <... memfd_create resumed>) = 4 [pid 5941] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5945] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5941] <... openat resumed>) = 4 [ 96.130569][ T5942] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [pid 5941] chdir("./file0") = 0 [pid 5944] <... write resumed>) = 2097152 [pid 5941] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5944] munmap(0x7f7fd8e00000, 138412032 [pid 5941] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5941] read(3, [pid 5944] <... munmap resumed>) = 0 [pid 5945] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5944] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [ 96.181108][ T5942] ntfs3(loop3): Failed to load $Extend (-22). [ 96.187233][ T5942] ntfs3(loop3): Failed to initialize $Extend. [ 96.195470][ T5943] ntfs3(loop0): Failed to load $Extend (-22). [ 96.219291][ T5943] ntfs3(loop0): Failed to initialize $Extend. [pid 5944] ioctl(5, LOOP_SET_FD, 4 [pid 5942] <... mount resumed>) = 0 [pid 5942] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5942] chdir("./file0") = 0 [pid 5942] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5944] <... ioctl resumed>) = 0 [pid 5942] read(3, [pid 5944] close(4) = 0 [pid 5944] close(5 [pid 5943] <... mount resumed>) = 0 [pid 5944] <... close resumed>) = 0 [pid 5944] mkdir("./file0", 0777 [pid 5943] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5944] <... mkdir resumed>) = 0 [pid 5943] <... openat resumed>) = 4 [pid 5943] chdir("./file0" [pid 5944] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5943] <... chdir resumed>) = 0 [pid 5943] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) [ 96.228015][ T5944] loop1: detected capacity change from 0 to 4096 [ 96.260683][ T5944] ntfs3(loop1): Different NTFS sector size (1024) and media sector size (512). [pid 5943] read(3, [pid 5945] <... write resumed>) = 2097152 [pid 5945] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5945] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 5 [pid 5945] ioctl(5, LOOP_SET_FD, 4 [pid 5940] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5945] <... ioctl resumed>) = 0 [pid 5940] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5940] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5945] close(4) = 0 [pid 5945] close(5) = 0 [pid 5940] exit_group(0 [pid 5945] mkdir("./file0", 0777) = 0 [pid 5945] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5940] <... exit_group resumed>) = ? [pid 5940] +++ exited with 0 +++ [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5940, si_uid=0, si_status=0, si_utime=0, si_stime=13 /* 0.13 s */} --- [pid 5843] restart_syscall(<... resuming interrupted clone ...> [pid 5944] <... mount resumed>) = 0 [pid 5944] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5944] chdir("./file0") = 0 [pid 5944] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5944] read(3, [pid 5843] <... restart_syscall resumed>) = 0 [pid 5843] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./14/binderfs") = 0 [ 96.380418][ T5945] loop5: detected capacity change from 0 to 4096 [ 96.391346][ T5944] ntfs3(loop1): Failed to load $Extend (-22). [ 96.397445][ T5944] ntfs3(loop1): Failed to initialize $Extend. [ 96.417794][ T5945] ntfs3(loop5): Different NTFS sector size (1024) and media sector size (512). [pid 5843] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5843] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5843] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5843] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5843] close(4) = 0 [pid 5843] rmdir("./14/file0") = 0 [pid 5843] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5843] close(3) = 0 [pid 5843] rmdir("./14") = 0 [pid 5843] mkdir("./15", 0777) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 3 [pid 5843] ioctl(3, LOOP_CLR_FD) = 0 [pid 5843] close(3 [pid 5941] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5941] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5941] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5941] exit_group(0) = ? [pid 5941] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5941, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=16 /* 0.16 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5841] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5841] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5841] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] unlink("./15/binderfs") = 0 [pid 5841] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5945] <... mount resumed>) = 0 [pid 5942] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5841] <... umount2 resumed>) = 0 [pid 5841] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5841] newfstatat(AT_FDCWD, "./15/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5841] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] <... close resumed>) = 0 [pid 5841] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5945] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5841] getdents64(4, [pid 5945] <... openat resumed>) = 4 [pid 5841] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [ 96.497038][ T5945] ntfs3(loop5): Failed to load $Extend (-22). [ 96.527764][ T5945] ntfs3(loop5): Failed to initialize $Extend. [pid 5945] chdir("./file0" [pid 5841] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5841] close(4 [pid 5945] <... chdir resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5945] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 5843] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5841] rmdir("./15/file0" [pid 5945] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5841] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5946 attached [pid 5945] read(3, [pid 5841] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5946] set_robust_list(0x555590f88760, 24 [pid 5841] close(3) = 0 [pid 5942] connect(-1, NULL, 0 [pid 5841] rmdir("./15") = 0 [pid 5946] <... set_robust_list resumed>) = 0 [pid 5946] chdir("./15" [pid 5843] <... clone resumed>, child_tidptr=0x555590f88750) = 5946 [pid 5946] <... chdir resumed>) = 0 [pid 5841] mkdir("./16", 0777 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5942] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5942] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5946] <... prctl resumed>) = 0 [pid 5942] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5841] <... mkdir resumed>) = 0 [pid 5946] setpgid(0, 0 [pid 5942] exit_group(0 [pid 5946] <... setpgid resumed>) = 0 [pid 5942] <... exit_group resumed>) = ? [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 5946] write(3, "1000", 4 [pid 5841] ioctl(3, LOOP_CLR_FD [pid 5942] +++ exited with 0 +++ [pid 5841] <... ioctl resumed>) = 0 [pid 5946] <... write resumed>) = 4 [pid 5842] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5942, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- [pid 5946] close(3 [pid 5842] restart_syscall(<... resuming interrupted clone ...> [pid 5841] close(3 [pid 5946] <... close resumed>) = 0 [pid 5842] <... restart_syscall resumed>) = 0 [pid 5842] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 executing program [pid 5946] symlink("/dev/binderfs", "./binderfs" [pid 5842] newfstatat(3, "", [pid 5946] <... symlink resumed>) = 0 [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5946] write(1, "executing program\n", 18 [pid 5842] getdents64(3, [pid 5946] <... write resumed>) = 18 [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5946] sched_setaffinity(0, 0, NULL [pid 5842] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5946] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5946] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5842] newfstatat(AT_FDCWD, "./14/binderfs", [pid 5946] <... openat resumed>) = 3 [pid 5842] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5946] memfd_create("syzkaller", 0 [pid 5943] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5842] unlink("./14/binderfs") = 0 [pid 5842] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5946] <... memfd_create resumed>) = 4 [pid 5946] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5842] <... umount2 resumed>) = 0 [pid 5841] <... close resumed>) = 0 [pid 5943] connect(-1, NULL, 0 [pid 5842] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5943] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5842] newfstatat(AT_FDCWD, "./14/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5842] umount2("./14/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5842] openat(AT_FDCWD, "./14/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5947 attached [pid 5943] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5842] newfstatat(4, "", [pid 5943] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5842] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5943] exit_group(0 [pid 5842] getdents64(4, [pid 5943] <... exit_group resumed>) = ? [pid 5842] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5841] <... clone resumed>, child_tidptr=0x555590f88750) = 5947 [pid 5943] +++ exited with 0 +++ [pid 5842] getdents64(4, [pid 5839] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5943, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} --- [pid 5947] set_robust_list(0x555590f88760, 24 [pid 5842] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] restart_syscall(<... resuming interrupted clone ...> [pid 5947] <... set_robust_list resumed>) = 0 [pid 5842] close(4 [pid 5947] chdir("./16") = 0 [pid 5842] <... close resumed>) = 0 [pid 5839] <... restart_syscall resumed>) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5842] rmdir("./14/file0" [pid 5947] setpgid(0, 0 [pid 5842] <... rmdir resumed>) = 0 [pid 5947] <... setpgid resumed>) = 0 [pid 5842] getdents64(3, [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5842] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5947] <... openat resumed>) = 3 [pid 5842] close(3 [pid 5839] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5947] write(3, "1000", 4 [pid 5842] <... close resumed>) = 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5947] <... write resumed>) = 4 [pid 5842] rmdir("./14" [pid 5839] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5947] close(3 [pid 5842] <... rmdir resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5947] <... close resumed>) = 0 [pid 5839] newfstatat(3, "", [pid 5947] symlink("/dev/binderfs", "./binderfs" [pid 5842] mkdir("./15", 0777 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5947] <... symlink resumed>) = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5947] write(1, "executing program\n", 18 [pid 5946] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5842] <... mkdir resumed>) = 0 executing program [pid 5839] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5947] <... write resumed>) = 18 [pid 5947] sched_setaffinity(0, 0, NULL [pid 5842] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5947] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5842] <... openat resumed>) = 3 [pid 5839] newfstatat(AT_FDCWD, "./15/binderfs", [pid 5947] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5842] ioctl(3, LOOP_CLR_FD [pid 5839] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] unlink("./15/binderfs" [pid 5842] <... ioctl resumed>) = 0 [pid 5839] <... unlink resumed>) = 0 [pid 5842] close(3 [pid 5839] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5947] <... openat resumed>) = 3 [pid 5947] memfd_create("syzkaller", 0 [pid 5839] <... umount2 resumed>) = 0 [pid 5947] <... memfd_create resumed>) = 4 [pid 5839] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5947] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5839] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5839] newfstatat(AT_FDCWD, "./15/file0", [pid 5947] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5839] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5839] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5839] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5839] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5839] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5839] getdents64(4, 0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5839] close(4) = 0 [pid 5839] rmdir("./15/file0") = 0 [pid 5839] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5839] close(3) = 0 [pid 5839] rmdir("./15") = 0 [pid 5839] mkdir("./16", 0777) = 0 [pid 5946] <... write resumed>) = 2097152 [pid 5842] <... close resumed>) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 5946] munmap(0x7f7fd8e00000, 138412032 [pid 5839] ioctl(3, LOOP_CLR_FD) = 0 [pid 5839] close(3 [pid 5946] <... munmap resumed>) = 0 [pid 5946] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = 5 [pid 5842] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5947] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5946] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5842] <... clone resumed>, child_tidptr=0x555590f88750) = 5948 ./strace-static-x86_64: Process 5948 attached [pid 5948] set_robust_list(0x555590f88760, 24) = 0 [pid 5944] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5948] chdir("./15" [pid 5944] connect(-1, NULL, 0 [pid 5948] <... chdir resumed>) = 0 [pid 5944] <... connect resumed>) = -1 EBADF (Bad file descriptor) [pid 5839] <... close resumed>) = 0 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5944] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5839] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5948] <... prctl resumed>) = 0 [pid 5944] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] setpgid(0, 0 [pid 5944] exit_group(0 [pid 5948] <... setpgid resumed>) = 0 [pid 5944] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 5949 attached [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5944] +++ exited with 0 +++ [pid 5948] <... openat resumed>) = 3 [pid 5948] write(3, "1000", 4 [pid 5946] close(4 [pid 5840] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5944, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=16 /* 0.16 s */} --- [pid 5839] <... clone resumed>, child_tidptr=0x555590f88750) = 5949 [pid 5840] restart_syscall(<... resuming interrupted clone ...> [pid 5948] <... write resumed>) = 4 [pid 5946] <... close resumed>) = 0 [pid 5840] <... restart_syscall resumed>) = 0 [pid 5948] close(3 [pid 5946] close(5 [pid 5948] <... close resumed>) = 0 [pid 5946] <... close resumed>) = 0 [pid 5948] symlink("/dev/binderfs", "./binderfs" [pid 5946] mkdir("./file0", 0777executing program [pid 5949] set_robust_list(0x555590f88760, 24 [pid 5948] <... symlink resumed>) = 0 [pid 5946] <... mkdir resumed>) = 0 [pid 5840] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5948] write(1, "executing program\n", 18 [pid 5946] mount("/dev/loop4", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5840] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5949] <... set_robust_list resumed>) = 0 [pid 5948] <... write resumed>) = 18 [pid 5949] chdir("./16" [pid 5948] sched_setaffinity(0, 0, NULL [pid 5840] <... openat resumed>) = 3 [pid 5949] <... chdir resumed>) = 0 [pid 5840] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5948] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5840] getdents64(3, [pid 5948] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5948] memfd_create("syzkaller", 0 [pid 5840] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5949] <... prctl resumed>) = 0 [pid 5948] <... memfd_create resumed>) = 4 [pid 5840] newfstatat(AT_FDCWD, "./16/binderfs", [pid 5948] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5949] setpgid(0, 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5949] <... setpgid resumed>) = 0 [pid 5840] unlink("./16/binderfs" [pid 5948] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] <... unlink resumed>) = 0 [pid 5840] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5949] <... openat resumed>) = 3 [pid 5949] write(3, "1000", 4 [pid 5947] <... write resumed>) = 2097152 [pid 5840] <... umount2 resumed>) = 0 [pid 5949] <... write resumed>) = 4 [pid 5840] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5949] close(3) = 0 [pid 5840] newfstatat(AT_FDCWD, "./16/file0", [pid 5949] symlink("/dev/binderfs", "./binderfs" [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5949] <... symlink resumed>) = 0 [pid 5840] umount2("./16/file0", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program ) = -1 EINVAL (Invalid argument) [pid 5949] write(1, "executing program\n", 18 [pid 5840] openat(AT_FDCWD, "./16/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5949] <... write resumed>) = 18 [ 96.810414][ T5946] loop4: detected capacity change from 0 to 4096 [ 96.837556][ T5946] ntfs3(loop4): Different NTFS sector size (1024) and media sector size (512). [pid 5947] munmap(0x7f7fd8e00000, 138412032 [pid 5949] sched_setaffinity(0, 0, NULL [pid 5948] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5945] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [pid 5840] <... openat resumed>) = 4 [pid 5949] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5840] newfstatat(4, "", [pid 5949] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5947] <... munmap resumed>) = 0 [pid 5840] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] getdents64(4, 0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5949] <... openat resumed>) = 3 [pid 5840] getdents64(4, [pid 5949] memfd_create("syzkaller", 0 [pid 5947] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5840] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5840] close(4 [pid 5947] <... openat resumed>) = 5 [pid 5840] <... close resumed>) = 0 [pid 5947] ioctl(5, LOOP_SET_FD, 4 [pid 5840] rmdir("./16/file0" [pid 5945] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5945] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0 [pid 5840] <... rmdir resumed>) = 0 [pid 5840] getdents64(3, 0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5945] <... setsockopt resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] close(3 [pid 5945] exit_group(0) = ? [pid 5840] <... close resumed>) = 0 [pid 5949] <... memfd_create resumed>) = 4 [pid 5949] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5840] rmdir("./16" [pid 5946] <... mount resumed>) = 0 [pid 5949] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5948] <... write resumed>) = 2097152 [pid 5947] <... ioctl resumed>) = 0 [pid 5945] +++ exited with 0 +++ [pid 5840] <... rmdir resumed>) = 0 [pid 5947] close(4 [pid 5946] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 5844] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5945, si_uid=0, si_status=0, si_utime=0, si_stime=19 /* 0.19 s */} --- [pid 5840] mkdir("./17", 0777 [pid 5948] munmap(0x7f7fd8e00000, 138412032 [pid 5947] <... close resumed>) = 0 [pid 5946] <... openat resumed>) = 4 [pid 5947] close(5 [pid 5946] chdir("./file0" [pid 5840] <... mkdir resumed>) = 0 [pid 5947] <... close resumed>) = 0 [pid 5946] <... chdir resumed>) = 0 [pid 5947] mkdir("./file0", 0777 [pid 5946] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5844] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5947] <... mkdir resumed>) = 0 [pid 5946] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5948] <... munmap resumed>) = 0 [pid 5946] read(3, [pid 5844] <... openat resumed>) = 3 [ 96.895373][ T5946] ntfs3(loop4): Failed to load $Extend (-22). [ 96.916984][ T5946] ntfs3(loop4): Failed to initialize $Extend. [ 96.927780][ T5947] loop2: detected capacity change from 0 to 4096 [pid 5840] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5947] mount("/dev/loop2", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5844] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5844] getdents64(3, [pid 5948] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5840] ioctl(3, LOOP_CLR_FD [pid 5948] <... openat resumed>) = 5 [pid 5844] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5840] <... ioctl resumed>) = 0 [pid 5948] ioctl(5, LOOP_SET_FD, 4 [pid 5840] close(3 [pid 5844] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] unlink("./15/binderfs") = 0 [pid 5844] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = 0 [pid 5844] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] newfstatat(AT_FDCWD, "./15/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5844] umount2("./15/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5844] openat(AT_FDCWD, "./15/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5844] newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5844] getdents64(4, [pid 5840] <... close resumed>) = 0 [ 96.960161][ T5947] ntfs3(loop2): Different NTFS sector size (1024) and media sector size (512). [ 96.978335][ T5948] loop3: detected capacity change from 0 to 4096 [pid 5948] <... ioctl resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 2 entries */, 32768) = 48 [pid 5948] close(4 [pid 5844] getdents64(4, [pid 5948] <... close resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555590f91830 /* 0 entries */, 32768) = 0 [pid 5844] close(4) = 0 [pid 5844] rmdir("./15/file0" [pid 5949] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5948] close(5 [pid 5844] <... rmdir resumed>) = 0 [pid 5840] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5948] <... close resumed>) = 0 [pid 5948] mkdir("./file0", 0777 [pid 5844] getdents64(3, [pid 5948] <... mkdir resumed>) = 0 [pid 5844] <... getdents64 resumed>0x555590f897f0 /* 0 entries */, 32768) = 0 [pid 5948] mount("/dev/loop3", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5844] close(3) = 0 [pid 5844] rmdir("./15") = 0 [pid 5844] mkdir("./16", 0777) = 0 [pid 5844] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 3 [pid 5844] ioctl(3, LOOP_CLR_FD) = 0 [pid 5844] close(3./strace-static-x86_64: Process 5950 attached [pid 5950] set_robust_list(0x555590f88760, 24 [pid 5840] <... clone resumed>, child_tidptr=0x555590f88750) = 5950 [pid 5950] <... set_robust_list resumed>) = 0 [pid 5950] chdir("./17") = 0 [pid 5950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5950] setpgid(0, 0) = 0 [pid 5950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5950] write(3, "1000", 4) = 4 [pid 5950] close(3) = 0 [ 97.039662][ T5948] ntfs3(loop3): Different NTFS sector size (1024) and media sector size (512). [ 97.064283][ T5947] ntfs3(loop2): Failed to load $Extend (-22). [ 97.079835][ T5947] ntfs3(loop2): Failed to initialize $Extend. [pid 5950] symlink("/dev/binderfs", "./binderfs" [pid 5844] <... close resumed>) = 0 [pid 5844] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5951 attached [pid 5950] <... symlink resumed>) = 0 [pid 5947] <... mount resumed>) = 0 [pid 5950] write(1, "executing program\n", 18 [pid 5947] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5947] chdir("./file0" [pid 5844] <... clone resumed>, child_tidptr=0x555590f88750) = 5951 [pid 5951] set_robust_list(0x555590f88760, 24 [pid 5947] <... chdir resumed>) = 0 executing program [pid 5951] <... set_robust_list resumed>) = 0 [pid 5950] <... write resumed>) = 18 [pid 5947] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5951] chdir("./16" [pid 5950] sched_setaffinity(0, 0, NULL [pid 5947] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5951] <... chdir resumed>) = 0 [pid 5950] <... sched_setaffinity resumed>) = -1 EINVAL (Invalid argument) [pid 5950] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY [pid 5949] <... write resumed>) = 2097152 [pid 5947] read(3, [pid 5950] <... openat resumed>) = 3 [pid 5951] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5951] setpgid(0, 0 [pid 5950] memfd_create("syzkaller", 0 [pid 5949] munmap(0x7f7fd8e00000, 138412032 [pid 5951] <... setpgid resumed>) = 0 [pid 5951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5950] <... memfd_create resumed>) = 4 [pid 5949] <... munmap resumed>) = 0 [pid 5950] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5951] <... openat resumed>) = 3 [pid 5949] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5950] <... mmap resumed>) = 0x7f7fd8e00000 [pid 5949] <... openat resumed>) = 5 [pid 5951] write(3, "1000", 4) = 4 [pid 5951] close(3) = 0 [pid 5951] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5949] ioctl(5, LOOP_SET_FD, 4executing program [pid 5951] write(1, "executing program\n", 18 [pid 5948] <... mount resumed>) = 0 [ 97.094808][ T5948] ntfs3(loop3): Failed to load $Extend (-22). [ 97.127912][ T5948] ntfs3(loop3): Failed to initialize $Extend. [pid 5951] <... write resumed>) = 18 [pid 5951] sched_setaffinity(0, 0, NULL) = -1 EINVAL (Invalid argument) [pid 5951] openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3 [pid 5951] memfd_create("syzkaller", 0) = 4 [pid 5951] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7fd8e00000 [pid 5948] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 4 [pid 5948] chdir("./file0" [pid 5950] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5949] <... ioctl resumed>) = 0 [pid 5948] <... chdir resumed>) = 0 [pid 5949] close(4 [pid 5948] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5949] <... close resumed>) = 0 [pid 5948] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5949] close(5 [pid 5948] read(3, [pid 5949] <... close resumed>) = 0 [pid 5949] mkdir("./file0", 0777) = 0 [ 97.166334][ T5949] loop0: detected capacity change from 0 to 4096 [pid 5949] mount("/dev/loop0", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5951] write(4, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x04\x40\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x07\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\xf4\x00\x00\x00\x65\x7e\xbb\x32\xdb\xa4\xaf\x02\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152 [pid 5946] <... read resumed>"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 102400) = 102400 [ 97.206559][ T5949] ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512). [pid 5946] connect(-1, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5946] setsockopt(-1, SOL_IPV6, IP6T_SO_SET_REPLACE, NULL, 0) = -1 EBADF (Bad file descriptor) [pid 5946] exit_group(0) = ? [ 97.276896][ C0] ================================================================== [ 97.285006][ C0] BUG: KASAN: out-of-bounds in end_buffer_read_sync+0xc1/0xd0 [ 97.292505][ C0] Write of size 4 at addr ffffc90003c07660 by task kworker/u8:3/53 [ 97.300389][ C0] [ 97.302702][ C0] CPU: 0 UID: 0 PID: 53 Comm: kworker/u8:3 Not tainted 6.14.0-rc7-syzkaller-00196-g88d324e69ea9 #0 [ 97.302725][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 97.302739][ C0] Workqueue: 0x0 (loop0) [ 97.302765][ C0] Call Trace: [ 97.302773][ C0] [ 97.302781][ C0] dump_stack_lvl+0x241/0x360 [ 97.302809][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 97.302831][ C0] ? __pfx__printk+0x10/0x10 [ 97.302852][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.302887][ C0] ? _printk+0xd5/0x120 [ 97.302906][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.302940][ C0] print_report+0x16e/0x5b0 [ 97.302968][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.303000][ C0] ? __virt_addr_valid+0x45f/0x530 [ 97.303022][ C0] ? end_buffer_read_sync+0xc1/0xd0 [ 97.303050][ C0] kasan_report+0x143/0x180 [ 97.303074][ C0] ? wake_up_bit+0x153/0x1a0 [ 97.303105][ C0] ? end_buffer_read_sync+0xc1/0xd0 [ 97.303136][ C0] kasan_check_range+0x282/0x290 [ 97.303163][ C0] ? __pfx_end_buffer_read_sync+0x10/0x10 [ 97.303190][ C0] end_buffer_read_sync+0xc1/0xd0 [ 97.303217][ C0] end_bio_bh_io_sync+0xc1/0x120 [ 97.303239][ C0] blk_update_request+0x5e5/0x1160 [ 97.303273][ C0] blk_mq_end_request+0x3e/0x70 [ 97.303304][ C0] blk_done_softirq+0x102/0x150 [ 97.303328][ C0] handle_softirqs+0x2d6/0x9b0 [ 97.303353][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.303389][ C0] ? __irq_exit_rcu+0xf7/0x220 [ 97.303414][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 97.303437][ C0] ? sched_clock_cpu+0x76/0x490 [ 97.303463][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.303495][ C0] ? irqtime_account_irq+0xd4/0x1e0 [ 97.303529][ C0] __irq_exit_rcu+0xf7/0x220 [ 97.303554][ C0] ? __pfx___irq_exit_rcu+0x10/0x10 [ 97.303580][ C0] ? rcu_is_watching+0x15/0xb0 [ 97.303604][ C0] irq_exit_rcu+0x9/0x30 [ 97.303626][ C0] sysvec_call_function_single+0xa3/0xc0 [ 97.303666][ C0] [ 97.303673][ C0] [ 97.303681][ C0] asm_sysvec_call_function_single+0x1a/0x20 [ 97.303712][ C0] RIP: 0010:lock_release+0x125/0xa30 [ 97.303744][ C0] Code: 8b 05 4f 8f 65 7e 85 c0 0f 85 46 05 00 00 65 48 8b 04 25 80 d6 03 00 48 89 44 24 20 48 8d 98 ec 0a 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 fb 05 00 00 83 3b 00 0f 85 14 05 00 00 [ 97.303761][ C0] RSP: 0018:ffffc90000be7bc0 EFLAGS: 00000217 [ 97.303779][ C0] RAX: 1ffff11003bd48dd RBX: ffff88801dea46ec RCX: ffffffff819cfae0 [ 97.303795][ C0] RDX: 0000000000000000 RSI: ffffffff8c810080 RDI: ffffffff8c810040 [ 97.303810][ C0] RBP: ffffc90000be7ce8 R08: ffffffff903cfb77 R09: 1ffffffff2079f6e [ 97.303825][ C0] R10: dffffc0000000000 R11: fffffbfff2079f6f R12: 1ffff9200017cf84 [ 97.303841][ C0] R13: ffffffff8c0a1b10 R14: ffffffff8e9f6b80 R15: dffffc0000000000 [ 97.303858][ C0] ? schedule+0x90/0x320 [ 97.303887][ C0] ? lock_release+0xb0/0xa30 [ 97.303921][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 97.303955][ C0] ? __pfx_lock_release+0x10/0x10 [ 97.303986][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.304018][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 97.304050][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.304082][ C0] ? kthread_data+0x52/0xd0 [ 97.304110][ C0] ? schedule+0x90/0x320 [ 97.304137][ C0] ? wq_worker_sleeping+0x66/0x240 [ 97.304167][ C0] ? schedule+0x90/0x320 [ 97.304193][ C0] schedule+0x127/0x320 [ 97.304222][ C0] worker_thread+0xa30/0xd30 [ 97.304257][ C0] ? __kthread_parkme+0x169/0x1d0 [ 97.304292][ C0] ? __pfx_worker_thread+0x10/0x10 [ 97.304320][ C0] kthread+0x7ab/0x920 [ 97.304351][ C0] ? __pfx_kthread+0x10/0x10 [ 97.304384][ C0] ? __pfx_worker_thread+0x10/0x10 [ 97.304412][ C0] ? __pfx_kthread+0x10/0x10 [ 97.304443][ C0] ? __pfx_kthread+0x10/0x10 [ 97.304476][ C0] ? __pfx_kthread+0x10/0x10 [ 97.304507][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 97.304534][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 97.304567][ C0] ? lockdep_hardirqs_on+0x99/0x150 [ 97.304597][ C0] ? __pfx_kthread+0x10/0x10 [ 97.304629][ C0] ret_from_fork+0x4d/0x80 [ 97.304658][ C0] ? __pfx_kthread+0x10/0x10 [ 97.304690][ C0] ret_from_fork_asm+0x1a/0x30 [ 97.304722][ C0] [ 97.304729][ C0] [ 97.717175][ C0] The buggy address belongs to the virtual mapping at [ 97.717175][ C0] [ffffc90003c00000, ffffc90003c09000) created by: [ 97.717175][ C0] copy_process+0x5d1/0x3cf0 [ 97.734809][ C0] [ 97.737125][ C0] The buggy address belongs to the physical page: [ 97.743523][ C0] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x1f0 pfn:0x2fff4 [ 97.752450][ C0] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 97.759562][ C0] raw: 00fff00000000000 0000000000000000 dead000000000122 0000000000000000 [ 97.768137][ C0] raw: 00000000000001f0 0000000000000000 00000001ffffffff 0000000000000000 [ 97.776705][ C0] page dumped because: kasan: bad access detected [ 97.783109][ C0] page_owner tracks the page as allocated [ 97.788812][ C0] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2dc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_ZERO), pid 5839, tgid 5839 (syz-executor111), ts 96823546505, free_ts 96731282802 [ 97.808263][ C0] post_alloc_hook+0x1f4/0x240 [ 97.813041][ C0] get_page_from_freelist+0x365c/0x37a0 [ 97.818585][ C0] __alloc_frozen_pages_noprof+0x292/0x710 [ 97.824387][ C0] alloc_pages_mpol+0x311/0x660 [ 97.829241][ C0] alloc_pages_noprof+0x121/0x190 [ 97.834267][ C0] __vmalloc_node_range_noprof+0x9c6/0x1380 [ 97.840170][ C0] dup_task_struct+0x444/0x8c0 [ 97.844931][ C0] copy_process+0x5d1/0x3cf0 [ 97.849518][ C0] kernel_clone+0x226/0x8e0 [ 97.854023][ C0] __x64_sys_clone+0x267/0x2e0 [ 97.858786][ C0] do_syscall_64+0xf3/0x230 [ 97.863280][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 97.869178][ C0] page last free pid 5839 tgid 5839 stack trace: [ 97.875496][ C0] free_unref_folios+0xe40/0x18b0 [ 97.880534][ C0] folios_put_refs+0x76c/0x860 [ 97.885291][ C0] truncate_inode_pages_range+0x460/0x10e0 [ 97.891095][ C0] blkdev_flush_mapping+0x108/0x270 [ 97.896287][ C0] bdev_release+0x460/0x700 [ 97.900787][ C0] blkdev_release+0x15/0x20 [ 97.905284][ C0] __fput+0x3eb/0x9f0 [ 97.909272][ C0] task_work_run+0x251/0x310 [ 97.913858][ C0] ptrace_notify+0x2d9/0x380 [ 97.918442][ C0] syscall_exit_work+0xc7/0x1d0 [ 97.923282][ C0] syscall_exit_to_user_mode+0x24a/0x340 [ 97.928929][ C0] do_syscall_64+0x100/0x230 [ 97.933513][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 97.939409][ C0] [ 97.941721][ C0] Memory state around the buggy address: [ 97.947337][ C0] ffffc90003c07500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 97.955387][ C0] ffffc90003c07580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 97.963437][ C0] >ffffc90003c07600: 00 00 00 00 00 00 00 00 f1 f1 f1 f1 00 00 00 00 [ 97.971488][ C0] ^ [ 97.978928][ C0] ffffc90003c07680: 00 00 00 f2 f2 f2 f2 f2 00 f2 f2 f2 01 f3 f3 f3 [ 97.986978][ C0] ffffc90003c07700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 97.995027][ C0] ================================================================== [ 98.003227][ C0] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 98.010432][ C0] CPU: 0 UID: 0 PID: 53 Comm: kworker/u8:3 Not tainted 6.14.0-rc7-syzkaller-00196-g88d324e69ea9 #0 [pid 5951] <... write resumed>) = 2097152 [pid 5950] <... write resumed>) = 2097152 [pid 5946] +++ exited with 0 +++ [pid 5951] munmap(0x7f7fd8e00000, 138412032 [pid 5950] munmap(0x7f7fd8e00000, 138412032) = 0 [pid 5950] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 5 [pid 5950] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5950] close(4) = 0 [pid 5950] close(5) = 0 [pid 5950] mkdir("./file0", 0777) = 0 [pid 5950] mount("/dev/loop1", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5951] <... munmap resumed>) = 0 [pid 5951] openat(AT_FDCWD, "/dev/loop5", O_RDWR) = 5 [pid 5843] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5946, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=14 /* 0.14 s */} --- [pid 5951] ioctl(5, LOOP_SET_FD, 4) = 0 [pid 5951] close(4 [pid 5843] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5951] <... close resumed>) = 0 [ 98.021116][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 98.031185][ C0] Workqueue: 0x0 (loop0) [ 98.035556][ C0] Call Trace: [ 98.038845][ C0] [ 98.041692][ C0] dump_stack_lvl+0x241/0x360 [ 98.046365][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 98.051570][ C0] ? __pfx__printk+0x10/0x10 [ 98.056159][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 98.061805][ C0] ? vscnprintf+0x5d/0x90 [ 98.066161][ C0] panic+0x349/0x880 [ 98.070075][ C0] ? check_panic_on_warn+0x21/0xb0 [ 98.075215][ C0] ? __pfx_panic+0x10/0x10 [pid 5951] close(5 [pid 5843] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5951] <... close resumed>) = 0 [pid 5951] mkdir("./file0", 0777 [pid 5843] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5951] <... mkdir resumed>) = 0 [pid 5843] <... openat resumed>) = 3 [pid 5843] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5843] getdents64(3, [pid 5951] mount("/dev/loop5", "./file0", "ntfs3", MS_RDONLY|MS_MANDLOCK, "" [pid 5843] <... getdents64 resumed>0x555590f897f0 /* 4 entries */, 32768) = 112 [pid 5843] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5843] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5843] unlink("./15/binderfs") = 0 [ 98.079645][ C0] ? mark_lock+0x9a/0x360 [ 98.083992][ C0] ? _raw_spin_unlock_irqrestore+0xd8/0x140 [ 98.089912][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 98.095582][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 98.101503][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 98.107834][ C0] ? print_report+0x519/0x5b0 [ 98.112513][ C0] check_panic_on_warn+0x86/0xb0 [ 98.117454][ C0] ? end_buffer_read_sync+0xc1/0xd0 [ 98.122739][ C0] end_report+0x77/0x160 [ 98.126981][ C0] kasan_report+0x154/0x180 [ 98.131477][ C0] ? wake_up_bit+0x153/0x1a0 [ 98.136074][ C0] ? end_buffer_read_sync+0xc1/0xd0 [ 98.141301][ C0] kasan_check_range+0x282/0x290 [ 98.146233][ C0] ? __pfx_end_buffer_read_sync+0x10/0x10 [ 98.151951][ C0] end_buffer_read_sync+0xc1/0xd0 [ 98.156971][ C0] end_bio_bh_io_sync+0xc1/0x120 [ 98.161899][ C0] blk_update_request+0x5e5/0x1160 [ 98.167010][ C0] blk_mq_end_request+0x3e/0x70 [ 98.171857][ C0] blk_done_softirq+0x102/0x150 [ 98.176698][ C0] handle_softirqs+0x2d6/0x9b0 [ 98.181464][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 98.187113][ C0] ? __irq_exit_rcu+0xf7/0x220 [ 98.191892][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 98.197167][ C0] ? sched_clock_cpu+0x76/0x490 [ 98.202020][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 98.207676][ C0] ? irqtime_account_irq+0xd4/0x1e0 [ 98.212882][ C0] __irq_exit_rcu+0xf7/0x220 [ 98.217465][ C0] ? __pfx___irq_exit_rcu+0x10/0x10 [ 98.222665][ C0] ? rcu_is_watching+0x15/0xb0 [ 98.227443][ C0] irq_exit_rcu+0x9/0x30 [ 98.231683][ C0] sysvec_call_function_single+0xa3/0xc0 [ 98.237321][ C0] [ 98.240239][ C0] [ 98.243163][ C0] asm_sysvec_call_function_single+0x1a/0x20 [ 98.249165][ C0] RIP: 0010:lock_release+0x125/0xa30 [ 98.254477][ C0] Code: 8b 05 4f 8f 65 7e 85 c0 0f 85 46 05 00 00 65 48 8b 04 25 80 d6 03 00 48 89 44 24 20 48 8d 98 ec 0a 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 fb 05 00 00 83 3b 00 0f 85 14 05 00 00 [ 98.274078][ C0] RSP: 0018:ffffc90000be7bc0 EFLAGS: 00000217 [ 98.280142][ C0] RAX: 1ffff11003bd48dd RBX: ffff88801dea46ec RCX: ffffffff819cfae0 [ 98.288105][ C0] RDX: 0000000000000000 RSI: ffffffff8c810080 RDI: ffffffff8c810040 [ 98.296073][ C0] RBP: ffffc90000be7ce8 R08: ffffffff903cfb77 R09: 1ffffffff2079f6e [ 98.304047][ C0] R10: dffffc0000000000 R11: fffffbfff2079f6f R12: 1ffff9200017cf84 [ 98.312010][ C0] R13: ffffffff8c0a1b10 R14: ffffffff8e9f6b80 R15: dffffc0000000000 [ 98.319975][ C0] ? schedule+0x90/0x320 [ 98.324242][ C0] ? lock_release+0xb0/0xa30 [ 98.328837][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 98.333877][ C0] ? __pfx_lock_release+0x10/0x10 [ 98.338909][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 98.344566][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 98.350550][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 98.356184][ C0] ? kthread_data+0x52/0xd0 [ 98.360688][ C0] ? schedule+0x90/0x320 [ 98.364948][ C0] ? wq_worker_sleeping+0x66/0x240 [ 98.370085][ C0] ? schedule+0x90/0x320 [ 98.374353][ C0] schedule+0x127/0x320 [ 98.378510][ C0] worker_thread+0xa30/0xd30 [ 98.383109][ C0] ? __kthread_parkme+0x169/0x1d0 [ 98.388136][ C0] ? __pfx_worker_thread+0x10/0x10 [ 98.393248][ C0] kthread+0x7ab/0x920 [ 98.397323][ C0] ? __pfx_kthread+0x10/0x10 [ 98.401939][ C0] ? __pfx_worker_thread+0x10/0x10 [ 98.407063][ C0] ? __pfx_kthread+0x10/0x10 [ 98.411665][ C0] ? __pfx_kthread+0x10/0x10 [ 98.416285][ C0] ? __pfx_kthread+0x10/0x10 [ 98.420898][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 98.426094][ C0] ? srso_alias_return_thunk+0x5/0xfbef5 [ 98.431727][ C0] ? lockdep_hardirqs_on+0x99/0x150 [ 98.436925][ C0] ? __pfx_kthread+0x10/0x10 [ 98.441515][ C0] ret_from_fork+0x4d/0x80 [ 98.445929][ C0] ? __pfx_kthread+0x10/0x10 [ 98.450546][ C0] ret_from_fork_asm+0x1a/0x30 [ 98.455315][ C0] [ 98.458565][ C0] Kernel Offset: disabled [ 98.462883][ C0] Rebooting in 86400 seconds..