./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3694336627
<...>
Warning: Permanently added '10.128.0.155' (ED25519) to the list of known hosts.
execve("./syz-executor3694336627", ["./syz-executor3694336627"], 0x7ffedde853c0 /* 10 vars */) = 0
brk(NULL) = 0x55555d9bc000
brk(0x55555d9bcd00) = 0x55555d9bcd00
arch_prctl(ARCH_SET_FS, 0x55555d9bc380) = 0
set_tid_address(0x55555d9bc650) = 5830
set_robust_list(0x55555d9bc660, 24) = 0
rseq(0x55555d9bcca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3694336627", 4096) = 28
getrandom("\xbf\xc8\xf3\x7b\xb7\x1a\xeb\x1c", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555d9bcd00
brk(0x55555d9ddd00) = 0x55555d9ddd00
brk(0x55555d9de000) = 0x55555d9de000
mprotect(0x7fece6e6c000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5831 attached
<unfinished ...>
[pid 5831] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5830] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5831
[pid 5831] <... set_robust_list resumed>) = 0
[pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
./strace-static-x86_64: Process 5832 attached
[pid 5830] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5832
[pid 5831] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5832] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5831] <... ioctl resumed>) = -1 ENXIO (No such device or address)
[pid 5832] <... set_robust_list resumed>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5831] close(3) = 0
./strace-static-x86_64: Process 5833 attached
[pid 5832] <... openat resumed>) = 3
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5833] set_robust_list(0x55555d9bc660, 24) = 0
./strace-static-x86_64: Process 5835 attached
[pid 5830] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5833
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5832] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5835] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5832] <... ioctl resumed>) = -1 ENXIO (No such device or address)
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5835
[pid 5832] close(3 <unfinished ...>
[pid 5835] <... set_robust_list resumed>) = 0
[pid 5833] <... openat resumed>) = 3
[pid 5832] <... close resumed>) = 0
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5836 attached
<unfinished ...>
[pid 5835] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5837
./strace-static-x86_64: Process 5837 attached
[pid 5836] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5835] <... prctl resumed>) = 0
[pid 5836] <... set_robust_list resumed>) = 0
[pid 5835] setpgid(0, 0 <unfinished ...>
[pid 5833] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid 5830] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5836
[pid 5833] <... ioctl resumed>) = -1 ENXIO (No such device or address)
[pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5833] close(3 <unfinished ...>
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5835] <... setpgid resumed>) = 0
[pid 5833] <... close resumed>) = 0
[pid 5837] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5838 attached
<unfinished ...>
[pid 5837] <... set_robust_list resumed>) = 0
[pid 5836] <... openat resumed>) = 3
[pid 5835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5838] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5836] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid 5835] <... openat resumed>) = 3
[pid 5830] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5838
[pid 5838] <... set_robust_list resumed>) = 0
./strace-static-x86_64: Process 5839 attached
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5837] <... prctl resumed>) = 0
[pid 5836] <... ioctl resumed>) = -1 ENXIO (No such device or address)
[pid 5835] write(3, "1000", 4 <unfinished ...>
[pid 5839] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5837] setpgid(0, 0 <unfinished ...>
[pid 5836] close(3 <unfinished ...>
[pid 5835] <... write resumed>) = 4
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5839
[pid 5839] <... set_robust_list resumed>) = 0
[pid 5837] <... setpgid resumed>) = 0
[pid 5836] <... close resumed>) = 0
[pid 5835] close(3 <unfinished ...>
[pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5835] <... close resumed>) = 0
[pid 5839] <... prctl resumed>) = 0
[pid 5838] <... openat resumed>) = 3
[pid 5837] <... openat resumed>) = 3
[pid 5835] write(1, "executing program\n", 18./strace-static-x86_64: Process 5840 attached
<unfinished ...>
[pid 5838] ioctl(3, LOOP_CLR_FDexecuting program
<unfinished ...>
[pid 5840] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5839] setpgid(0, 0 <unfinished ...>
[pid 5838] <... ioctl resumed>) = -1 ENXIO (No such device or address)
[pid 5837] write(3, "1000", 4 <unfinished ...>
[pid 5835] <... write resumed>) = 18
[pid 5840] <... set_robust_list resumed>) = 0
[pid 5838] close(3 <unfinished ...>
[pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5838] <... close resumed>) = 0
[pid 5837] <... write resumed>) = 4
[pid 5835] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5840] <... prctl resumed>) = 0
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5837] close(3 <unfinished ...>
[pid 5839] <... setpgid resumed>) = 0
[pid 5837] <... close resumed>) = 0
[pid 5835] <... memfd_create resumed>) = 3
executing program
./strace-static-x86_64: Process 5841 attached
[pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5837] write(1, "executing program\n", 18 <unfinished ...>
[pid 5835] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5839] <... openat resumed>) = 3
[pid 5837] <... write resumed>) = 18
[pid 5836] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5840
[pid 5835] <... mmap resumed>) = 0x7fecde800000
[pid 5837] memfd_create("syzkaller", 0executing program
<unfinished ...>
[pid 5840] setpgid(0, 0 <unfinished ...>
[pid 5841] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5839] write(3, "1000", 4 <unfinished ...>
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5841
[pid 5837] <... memfd_create resumed>) = 3
[pid 5841] <... set_robust_list resumed>) = 0
[pid 5840] <... setpgid resumed>) = 0
[pid 5839] <... write resumed>) = 4
[pid 5839] close(3 <unfinished ...>
[pid 5837] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5839] <... close resumed>) = 0
[pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5840] <... openat resumed>) = 3
[pid 5839] write(1, "executing program\n", 18 <unfinished ...>
[pid 5837] <... mmap resumed>) = 0x7fecde800000
[pid 5841] <... prctl resumed>) = 0
[pid 5840] write(3, "1000", 4 <unfinished ...>
[pid 5839] <... write resumed>) = 18
[pid 5841] setpgid(0, 0 <unfinished ...>
[pid 5840] <... write resumed>) = 4
[pid 5841] <... setpgid resumed>) = 0
[pid 5840] close(3executing program
<unfinished ...>
[pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5840] <... close resumed>) = 0
[pid 5840] write(1, "executing program\n", 18) = 18
[pid 5839] memfd_create("syzkaller", 0) = 3
[pid 5839] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5841] <... openat resumed>) = 3
[pid 5840] memfd_create("syzkaller", 0) = 3
[pid 5840] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5841] write(3, "1000", 4 <unfinished ...>
[pid 5840] <... mmap resumed>) = 0x7fecde800000
[pid 5841] <... write resumed>) = 4
[pid 5841] close(3) = 0
[pid 5841] write(1, "executing program\n", 18executing program
) = 18
[pid 5841] memfd_create("syzkaller", 0) = 3
[pid 5841] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5835] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5840] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5839] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5837] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5841] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5835] <... write resumed>) = 16777216
[pid 5839] <... write resumed>) = 16777216
[pid 5837] <... write resumed>) = 16777216
[pid 5840] <... write resumed>) = 16777216
[pid 5839] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5835] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5837] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5840] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5837] <... munmap resumed>) = 0
[pid 5837] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4
[pid 5837] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid 5839] <... munmap resumed>) = 0
[pid 5840] <... munmap resumed>) = 0
[pid 5841] <... write resumed>) = 16777216
[pid 5840] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5839] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5840] <... openat resumed>) = 4
[pid 5839] <... openat resumed>) = 4
[pid 5841] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5840] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid 5837] <... ioctl resumed>) = 0
[pid 5835] <... munmap resumed>) = 0
[pid 5841] <... munmap resumed>) = 0
[pid 5839] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid 5837] close(3 <unfinished ...>
[pid 5835] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5837] <... close resumed>) = 0
[pid 5835] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid 5841] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5839] <... ioctl resumed>) = 0
[pid 5837] close(4 <unfinished ...>
[pid 5841] <... openat resumed>) = 4
[pid 5837] <... close resumed>) = 0
[pid 5837] mkdir("./file1", 0777) = 0
[pid 5841] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid 5840] <... ioctl resumed>) = 0
[pid 5839] close(3 <unfinished ...>
[pid 5835] <... ioctl resumed>) = 0
[pid 5839] <... close resumed>) = 0
[ 63.143843][ T5837] loop1: detected capacity change from 0 to 32768
[ 63.170098][ T5839] loop2: detected capacity change from 0 to 32768
[ 63.171227][ T5835] loop0: detected capacity change from 0 to 32768
[ 63.177088][ T5840] loop3: detected capacity change from 0 to 32768
[pid 5839] close(4 <unfinished ...>
[pid 5840] close(3 <unfinished ...>
[pid 5839] <... close resumed>) = 0
[pid 5835] close(3 <unfinished ...>
[pid 5839] mkdir("./file1", 0777 <unfinished ...>
[pid 5840] <... close resumed>) = 0
[pid 5835] <... close resumed>) = 0
[pid 5840] close(4 <unfinished ...>
[pid 5839] <... mkdir resumed>) = -1 EEXIST (File exists)
[pid 5835] close(4 <unfinished ...>
[pid 5840] <... close resumed>) = 0
[pid 5835] <... close resumed>) = 0
[pid 5839] mount("/dev/loop2", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,nointr,atime_quantum=00000000000000000007,localflocks,data=writeback,localflocks,intr,heartbeat="... <unfinished ...>
[pid 5835] mkdir("./file1", 0777 <unfinished ...>
[pid 5837] mount("/dev/loop1", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,nointr,atime_quantum=00000000000000000007,localflocks,data=writeback,localflocks,intr,heartbeat="... <unfinished ...>
[pid 5841] <... ioctl resumed>) = 0
[pid 5841] close(3) = 0
[pid 5841] close(4) = 0
[pid 5841] mkdir("./file1", 0777) = -1 EEXIST (File exists)
[pid 5841] mount("/dev/loop4", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,nointr,atime_quantum=00000000000000000007,localflocks,data=writeback,localflocks,intr,heartbeat="... <unfinished ...>
[pid 5835] <... mkdir resumed>) = -1 EEXIST (File exists)
[pid 5835] mount("/dev/loop0", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,nointr,atime_quantum=00000000000000000007,localflocks,data=writeback,localflocks,intr,heartbeat="... <unfinished ...>
[pid 5840] mkdir("./file1", 0777) = -1 EEXIST (File exists)
[ 63.198570][ T5841] loop4: detected capacity change from 0 to 32768
[ 63.207170][ T5839] =======================================================
[ 63.207170][ T5839] WARNING: The mand mount option has been deprecated and
[ 63.207170][ T5839] and is ignored by this kernel. Remove the mand
[ 63.207170][ T5839] option from the mount to silence this warning.
[ 63.207170][ T5839] =======================================================
[ 63.254760][ T5841] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present!
[ 63.281754][ T5835] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present!
[ 63.298590][ T5839] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present!
[ 63.299691][ T5837] ocfs2: Mounting device (7,1) on (node local, slot 0) with writeback data mode.
[ 63.333996][ T5840] debugfs: Directory 'B1DE653C5FFC4D88B33B244AAB9EB3E9' with parent 'ocfs2' already present!
[ 63.348820][ T5839] ocfs2: Mounting device (7,2) on (node local, slot 0) with writeback data mode.
[ 63.366754][ T5835] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode.
[ 63.389724][ T5841] ocfs2: Mounting device (7,4) on (node local, slot 0) with writeback data mode.
[pid 5840] mount("/dev/loop3", "./file1", "ocfs2", MS_MANDLOCK|MS_DIRSYNC|MS_NODIRATIME, "acl,nointr,atime_quantum=00000000000000000007,localflocks,data=writeback,localflocks,intr,heartbeat="... <unfinished ...>
[pid 5839] <... mount resumed>) = 0
[pid 5841] <... mount resumed>) = 0
[pid 5840] <... mount resumed>) = 0
[pid 5839] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid 5837] <... mount resumed>) = 0
[pid 5835] <... mount resumed>) = 0
[pid 5839] <... openat resumed>) = 3
[pid 5839] chdir("./file1") = 0
[pid 5835] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid 5839] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5841] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid 5840] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid 5837] openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY <unfinished ...>
[pid 5835] <... openat resumed>) = 3
[pid 5839] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5840] <... openat resumed>) = 3
[pid 5839] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5837] <... openat resumed>) = 3
[pid 5835] chdir("./file1" <unfinished ...>
[pid 5840] chdir("./file1" <unfinished ...>
[pid 5837] chdir("./file1" <unfinished ...>
[pid 5835] <... chdir resumed>) = 0
[pid 5840] <... chdir resumed>) = 0
[pid 5837] <... chdir resumed>) = 0
[pid 5841] <... openat resumed>) = 3
[pid 5840] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5837] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5835] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5841] chdir("./file1" <unfinished ...>
[pid 5840] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5835] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5841] <... chdir resumed>) = 0
[pid 5840] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5837] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5835] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5841] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5837] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5841] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5841] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5839] <... lsetxattr resumed>) = 0
[ 63.396989][ T5840] ocfs2: Mounting device (7,3) on (node local, slot 0) with writeback data mode.
[pid 5839] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5840] <... lsetxattr resumed>) = 0
[pid 5841] <... lsetxattr resumed>) = 0
[pid 5837] <... lsetxattr resumed>) = 0
[pid 5835] <... lsetxattr resumed>) = 0
[pid 5841] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5840] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5837] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[ 63.455900][ T5839]
[ 63.458279][ T5839] ======================================================
[ 63.465313][ T5839] WARNING: possible circular locking dependency detected
[ 63.472352][ T5839] 6.12.0-next-20241128-syzkaller #0 Not tainted
[ 63.478596][ T5839] ------------------------------------------------------
[ 63.485607][ T5839] syz-executor369/5839 is trying to acquire lock:
[ 63.492017][ T5839] ffff888074602378 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_init_acl+0x397/0x930
[ 63.501380][ T5839]
[ 63.501380][ T5839] but task is already holding lock:
[ 63.508903][ T5839] ffff88807328c958 (jbd2_handle){.+.+}-{0:0}, at: start_this_handle+0x1e94/0x2110
[ 63.518151][ T5839]
[ 63.518151][ T5839] which lock already depends on the new lock.
[ 63.518151][ T5839]
[ 63.528721][ T5839]
[ 63.528721][ T5839] the existing dependency chain (in reverse order) is:
[ 63.537743][ T5839]
[ 63.537743][ T5839] -> #3 (jbd2_handle){.+.+}-{0:0}:
[ 63.545029][ T5839] lock_acquire+0x1ed/0x550
[ 63.550054][ T5839] start_this_handle+0x1eb4/0x2110
[ 63.555734][ T5839] jbd2__journal_start+0x2da/0x5d0
[ 63.561358][ T5839] jbd2_journal_start+0x29/0x40
[ 63.566723][ T5839] ocfs2_start_trans+0x3c9/0x700
[ 63.572188][ T5839] ocfs2_reserve_suballoc_bits+0x9f6/0x4e70
[ 63.578627][ T5839] ocfs2_reserve_new_metadata_blocks+0x41c/0x9c0
[ 63.585513][ T5839] ocfs2_init_xattr_set_ctxt+0x3a6/0x8e0
[ 63.591766][ T5839] ocfs2_xattr_set+0xf4e/0x1930
[ 63.597240][ T5839] ocfs2_set_acl+0x4cb/0x580
[ 63.602392][ T5839] ocfs2_iop_set_acl+0x24a/0x3c0
[ 63.607890][ T5839] vfs_set_acl+0x7fd/0xa60
[ 63.612840][ T5839] do_set_acl+0xf4/0x180
[ 63.617615][ T5839] filename_setxattr+0x325/0x430
[ 63.623071][ T5839] path_setxattrat+0x440/0x510
[ 63.628346][ T5839] __x64_sys_lsetxattr+0xbf/0xe0
[ 63.633799][ T5839] do_syscall_64+0xf3/0x230
[ 63.638850][ T5839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.645283][ T5839]
[ 63.645283][ T5839] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}:
[ 63.653816][ T5839] lock_acquire+0x1ed/0x550
[ 63.658843][ T5839] down_read+0xb1/0xa40
[ 63.663599][ T5839] ocfs2_start_trans+0x3be/0x700
[ 63.669479][ T5839] ocfs2_reserve_suballoc_bits+0x9f6/0x4e70
[ 63.676229][ T5839] ocfs2_reserve_new_metadata_blocks+0x41c/0x9c0
[ 63.683416][ T5839] ocfs2_init_xattr_set_ctxt+0x3a6/0x8e0
[ 63.689790][ T5839] ocfs2_xattr_set+0xf4e/0x1930
[ 63.695542][ T5839] ocfs2_set_acl+0x4cb/0x580
[ 63.700680][ T5839] ocfs2_iop_set_acl+0x24a/0x3c0
[ 63.707024][ T5839] vfs_set_acl+0x7fd/0xa60
[ 63.712587][ T5839] do_set_acl+0xf4/0x180
[ 63.717340][ T5839] filename_setxattr+0x325/0x430
[ 63.722994][ T5839] path_setxattrat+0x440/0x510
[ 63.728293][ T5839] __x64_sys_lsetxattr+0xbf/0xe0
[ 63.733759][ T5839] do_syscall_64+0xf3/0x230
[ 63.738778][ T5839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.745273][ T5839]
[ 63.745273][ T5839] -> #1 (sb_internal#2){.+.+}-{0:0}:
[ 63.753964][ T5839] lock_acquire+0x1ed/0x550
[ 63.759169][ T5839] ocfs2_start_trans+0x2b9/0x700
[ 63.764792][ T5839] ocfs2_xattr_set+0x1192/0x1930
[ 63.770269][ T5839] ocfs2_set_acl+0x4cb/0x580
[ 63.775727][ T5839] ocfs2_iop_set_acl+0x24a/0x3c0
[ 63.781367][ T5839] vfs_set_acl+0x7fd/0xa60
[ 63.786312][ T5839] do_set_acl+0xf4/0x180
[ 63.791716][ T5839] filename_setxattr+0x325/0x430
[ 63.797181][ T5839] path_setxattrat+0x440/0x510
[ 63.802542][ T5839] __x64_sys_lsetxattr+0xbf/0xe0
[ 63.808028][ T5839] do_syscall_64+0xf3/0x230
[ 63.813173][ T5839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.819597][ T5839]
[ 63.819597][ T5839] -> #0 (&oi->ip_xattr_sem){++++}-{4:4}:
[ 63.827451][ T5839] validate_chain+0x18ef/0x5920
[ 63.833045][ T5839] __lock_acquire+0x1397/0x2100
[ 63.838522][ T5839] lock_acquire+0x1ed/0x550
[ 63.844291][ T5839] down_read+0xb1/0xa40
[ 63.849244][ T5839] ocfs2_init_acl+0x397/0x930
[ 63.854563][ T5839] ocfs2_mknod+0x1c05/0x2b30
[ 63.859896][ T5839] ocfs2_create+0x1ab/0x470
[ 63.865395][ T5839] path_openat+0x1c03/0x3590
[ 63.871388][ T5839] do_filp_open+0x27f/0x4e0
[ 63.876439][ T5839] do_sys_openat2+0x13e/0x1d0
[ 63.881831][ T5839] __x64_sys_openat+0x247/0x2a0
[ 63.887899][ T5839] do_syscall_64+0xf3/0x230
[ 63.893091][ T5839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 63.899499][ T5839]
[ 63.899499][ T5839] other info that might help us debug this:
[ 63.899499][ T5839]
[ 63.910274][ T5839] Chain exists of:
[ 63.910274][ T5839] &oi->ip_xattr_sem --> &journal->j_trans_barrier --> jbd2_handle
[ 63.910274][ T5839]
[ 63.924631][ T5839] Possible unsafe locking scenario:
[ 63.924631][ T5839]
[ 63.932996][ T5839] CPU0 CPU1
[ 63.938447][ T5839] ---- ----
[ 63.943911][ T5839] rlock(jbd2_handle);
[ 63.948088][ T5839] lock(&journal->j_trans_barrier);
[ 63.956009][ T5839] lock(jbd2_handle);
[ 63.962686][ T5839] rlock(&oi->ip_xattr_sem);
[ 63.967619][ T5839]
[ 63.967619][ T5839] *** DEADLOCK ***
[ 63.967619][ T5839]
[ 63.975754][ T5839] 8 locks held by syz-executor369/5839:
[ 63.981544][ T5839] #0: ffff8880349a2420 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90
[ 63.990690][ T5839] #1: ffff888074602640 (&type->i_mutex_dir_key#6){+.+.}-{4:4}, at: path_openat+0x89a/0x3590
[ 64.000876][ T5839] #2: ffff888074695100 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#6){+.+.}-{4:4}, at: ocfs2_reserve_suballoc_bits+0x192/0x4e70
[ 64.014539][ T5839] #3: ffff8880746942c0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#3){+.+.}-{4:4}, at: ocfs2_reserve_suballoc_bits+0x192/0x4e70
[ 64.028203][ T5839] #4: ffff888074696d80 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x132/0x2840
[ 64.042241][ T5839] #5: ffff8880349a2610 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_mknod+0x150c/0x2b30
[ 64.051660][ T5839] #6: ffff888030a448e8 (&journal->j_trans_barrier){.+.+}-{4:4}, at: ocfs2_start_trans+0x3be/0x700
[ 64.062472][ T5839] #7: ffff88807328c958 (jbd2_handle){.+.+}-{0:0}, at: start_this_handle+0x1e94/0x2110
[ 64.072221][ T5839]
[ 64.072221][ T5839] stack backtrace:
[ 64.078121][ T5839] CPU: 0 UID: 0 PID: 5839 Comm: syz-executor369 Not tainted 6.12.0-next-20241128-syzkaller #0
[ 64.088351][ T5839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 64.098406][ T5839] Call Trace:
[ 64.101679][ T5839] <TASK>
[ 64.104613][ T5839] dump_stack_lvl+0x241/0x360
[ 64.109294][ T5839] ? __pfx_dump_stack_lvl+0x10/0x10
[ 64.114487][ T5839] ? __pfx__printk+0x10/0x10
[ 64.119075][ T5839] print_circular_bug+0x13a/0x1b0
[ 64.124102][ T5839] check_noncircular+0x36a/0x4a0
[ 64.129044][ T5839] ? __pfx_check_noncircular+0x10/0x10
[ 64.134497][ T5839] ? lockdep_lock+0x123/0x2b0
[ 64.139200][ T5839] ? validate_chain+0x11e/0x5920
[ 64.144164][ T5839] validate_chain+0x18ef/0x5920
[ 64.149049][ T5839] ? __pfx_number+0x10/0x10
[ 64.153610][ T5839] ? __pfx_validate_chain+0x10/0x10
[ 64.158828][ T5839] ? __asan_memset+0x23/0x50
[ 64.163449][ T5839] ? lockdep_init_map_type+0xa1/0x910
[ 64.169036][ T5839] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 64.175030][ T5839] ? mark_lock+0x9a/0x360
[ 64.179386][ T5839] ? mark_lock+0x9a/0x360
[ 64.183860][ T5839] __lock_acquire+0x1397/0x2100
[ 64.188727][ T5839] lock_acquire+0x1ed/0x550
[ 64.193237][ T5839] ? ocfs2_init_acl+0x397/0x930
[ 64.198081][ T5839] ? __pfx_lock_acquire+0x10/0x10
[ 64.203105][ T5839] ? __pfx___might_resched+0x10/0x10
[ 64.208384][ T5839] ? do_raw_spin_unlock+0x13c/0x8b0
[ 64.213576][ T5839] ? __ocfs2_mknod_locked+0x1037/0x15c0
[ 64.219117][ T5839] down_read+0xb1/0xa40
[ 64.223267][ T5839] ? ocfs2_init_acl+0x397/0x930
[ 64.228109][ T5839] ? __pfx___ocfs2_mknod_locked+0x10/0x10
[ 64.233829][ T5839] ? __pfx_down_read+0x10/0x10
[ 64.238583][ T5839] ? __set_current_blocked+0x310/0x380
[ 64.244130][ T5839] ? __pfx___set_current_blocked+0x10/0x10
[ 64.249937][ T5839] ? rcu_is_watching+0x15/0xb0
[ 64.254740][ T5839] ocfs2_init_acl+0x397/0x930
[ 64.259499][ T5839] ? ocfs2_mknod_locked+0x222/0x3b0
[ 64.264691][ T5839] ? __pfx_ocfs2_init_acl+0x10/0x10
[ 64.269883][ T5839] ? ocfs2_start_trans+0x4e3/0x700
[ 64.275017][ T5839] ? __pfx_ocfs2_block_signals+0x10/0x10
[ 64.280687][ T5839] ? ocfs2_init_security_get+0x134/0x1a0
[ 64.286316][ T5839] ocfs2_mknod+0x1c05/0x2b30
[ 64.290903][ T5839] ? __pfx_validate_chain+0x10/0x10
[ 64.296145][ T5839] ? __pfx_ocfs2_mknod+0x10/0x10
[ 64.301105][ T5839] ? __lock_acquire+0x1397/0x2100
[ 64.306137][ T5839] ? __pfx_lock_acquire+0x10/0x10
[ 64.311159][ T5839] ? ocfs2_inode_unlock+0xa7/0x150
[ 64.316261][ T5839] ? __pfx_lock_release+0x10/0x10
[ 64.321275][ T5839] ? do_raw_spin_lock+0x14f/0x370
[ 64.326299][ T5839] ? do_raw_spin_unlock+0x13c/0x8b0
[ 64.331488][ T5839] ? _raw_spin_unlock+0x28/0x50
[ 64.336334][ T5839] ? rcu_is_watching+0x15/0xb0
[ 64.341097][ T5839] ? ocfs2_lookup+0x503/0xa30
[ 64.345776][ T5839] ocfs2_create+0x1ab/0x470
[ 64.350286][ T5839] ? __pfx_ocfs2_create+0x10/0x10
[ 64.355307][ T5839] ? inode_permission+0xff/0x460
[ 64.360244][ T5839] ? __pfx_ocfs2_permission+0x10/0x10
[ 64.365615][ T5839] ? bpf_lsm_inode_create+0x9/0x10
[ 64.370725][ T5839] ? security_inode_create+0xbe/0x340
[ 64.376092][ T5839] ? __pfx_ocfs2_create+0x10/0x10
[ 64.381113][ T5839] path_openat+0x1c03/0x3590
[ 64.385705][ T5839] ? __pfx_path_openat+0x10/0x10
[ 64.390653][ T5839] do_filp_open+0x27f/0x4e0
[ 64.395150][ T5839] ? __pfx_do_filp_open+0x10/0x10
[ 64.400355][ T5839] ? do_raw_spin_lock+0x14f/0x370
[ 64.405435][ T5839] do_sys_openat2+0x13e/0x1d0
[ 64.410149][ T5839] ? __pfx_do_sys_openat2+0x10/0x10
[ 64.415435][ T5839] ? lockdep_hardirqs_on+0x99/0x150
[ 64.420645][ T5839] ? _raw_spin_unlock_irq+0x2e/0x50
[ 64.425889][ T5839] ? ptrace_notify+0x279/0x380
[ 64.431180][ T5839] __x64_sys_openat+0x247/0x2a0
[ 64.436202][ T5839] ? __pfx___x64_sys_openat+0x10/0x10
[ 64.441614][ T5839] ? do_syscall_64+0x100/0x230
[ 64.446374][ T5839] do_syscall_64+0xf3/0x230
[ 64.450892][ T5839] ? clear_bhb_loop+0x35/0x90
[ 64.455562][ T5839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 64.461459][ T5839] RIP: 0033:0x7fece6df4009
[ 64.465893][ T5839] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 64.485524][ T5839] RSP: 002b:00007ffc708407e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 64.494811][ T5839] RAX: ffffffffffffffda RBX: 6b63616265746972 RCX: 00007fece6df4009
[ 64.502793][ T5839] RDX: 000000000000275a RSI: 0000000020000280 RDI: 00000000ffffff9c
[pid 5835] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5839] <... openat resumed>) = 4
[pid 5837] <... openat resumed>) = 4
[pid 5840] <... openat resumed>) = 4
[pid 5840] exit_group(0 <unfinished ...>
[pid 5839] exit_group(0 <unfinished ...>
[pid 5837] exit_group(0 <unfinished ...>
[pid 5841] <... openat resumed>) = 4
[pid 5840] <... exit_group resumed>) = ?
[pid 5839] <... exit_group resumed>) = ?
[pid 5837] <... exit_group resumed>) = ?
[pid 5835] <... openat resumed>) = 4
[pid 5841] exit_group(0 <unfinished ...>
[pid 5840] +++ exited with 0 +++
[pid 5839] +++ exited with 0 +++
[pid 5837] +++ exited with 0 +++
[pid 5841] <... exit_group resumed>) = ?
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5840, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=29 /* 0.29 s */} ---
[pid 5835] exit_group(0 <unfinished ...>
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5837, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=16 /* 0.16 s */} ---
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5839, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=25 /* 0.25 s */} ---
[pid 5835] <... exit_group resumed>) = ?
[pid 5841] +++ exited with 0 +++
[pid 5835] +++ exited with 0 +++
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5835, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=27 /* 0.27 s */} ---
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5832] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5836] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5841, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=23 /* 0.23 s */} ---
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5856 attached
./strace-static-x86_64: Process 5857 attached
./strace-static-x86_64: Process 5858 attached
<unfinished ...>
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5836] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5858
[pid 5856] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5858] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5857] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5857
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5856
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5858] <... set_robust_list resumed>) = 0
[pid 5857] <... set_robust_list resumed>) = 0
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5856] <... prctl resumed>) = 0
[pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 5859 attached
<unfinished ...>
[pid 5858] <... prctl resumed>) = 0
[pid 5857] <... prctl resumed>) = 0
[pid 5856] setpgid(0, 0 <unfinished ...>
[pid 5831] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5859] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5858] setpgid(0, 0 <unfinished ...>
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5859
[pid 5857] setpgid(0, 0 <unfinished ...>
[pid 5859] <... set_robust_list resumed>) = 0
[pid 5858] <... setpgid resumed>) = 0
[pid 5856] <... setpgid resumed>) = 0
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5857] <... setpgid resumed>) = 0
[ 64.510761][ T5839] RBP: 00000000000f4240 R08: 000055555d9bd378 R09: 000055555d9bd378
[ 64.518810][ T5839] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 64.526858][ T5839] R13: 00007ffc70840820 R14: 00007ffc7084080c R15: 00007fece6e3d03b
[ 64.534917][ T5839] </TASK>
[pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
./strace-static-x86_64: Process 5860 attached
[pid 5859] <... prctl resumed>) = 0
[pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5856] <... openat resumed>) = 3
[pid 5860] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5859] setpgid(0, 0 <unfinished ...>
[pid 5857] write(3, "1000", 4 <unfinished ...>
[pid 5856] write(3, "1000", 4 <unfinished ...>
[pid 5860] <... set_robust_list resumed>) = 0
[pid 5859] <... setpgid resumed>) = 0
[pid 5857] <... write resumed>) = 4
[pid 5856] <... write resumed>) = 4
[pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5857] close(3 <unfinished ...>
[pid 5856] close(3 <unfinished ...>
[pid 5858] <... openat resumed>) = 3
[pid 5860] <... prctl resumed>) = 0
[pid 5857] <... close resumed>) = 0
[pid 5856] <... close resumed>) = 0
[pid 5860] setpgid(0, 0 <unfinished ...>
[pid 5858] write(3, "1000", 4 <unfinished ...>
[pid 5857] write(1, "executing program\n", 18 <unfinished ...>
[pid 5856] write(1, "executing program\n", 18executing program
executing program
<unfinished ...>
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5860
[pid 5860] <... setpgid resumed>) = 0
[pid 5859] <... openat resumed>) = 3
[pid 5858] <... write resumed>) = 4
[pid 5857] <... write resumed>) = 18
[pid 5856] <... write resumed>) = 18
[pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5858] close(3) = 0
[pid 5857] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5859] write(3, "1000", 4 <unfinished ...>
[pid 5860] <... openat resumed>) = 3
[pid 5858] write(1, "executing program\n", 18executing program
<unfinished ...>
[pid 5857] <... memfd_create resumed>) = 3
[pid 5860] write(3, "1000", 4 <unfinished ...>
[pid 5859] <... write resumed>) = 4
[pid 5858] <... write resumed>) = 18
[pid 5856] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5859] close(3 <unfinished ...>
[pid 5860] <... write resumed>) = 4
[pid 5858] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5857] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5856] <... memfd_create resumed>) = 3
[pid 5859] <... close resumed>) = 0
[pid 5860] close(3 <unfinished ...>
[pid 5857] <... mmap resumed>) = 0x7fecde800000
[pid 5856] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5860] <... close resumed>) = 0
[pid 5859] write(1, "executing program\n", 18 <unfinished ...>
[pid 5858] <... memfd_create resumed>) = 3
[pid 5860] write(1, "executing program\n", 18 <unfinished ...>
[pid 5856] <... mmap resumed>) = 0x7fecde800000
executing program
[pid 5859] <... write resumed>) = 18
[pid 5858] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5859] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5858] <... mmap resumed>) = 0x7fecde800000
executing program
[pid 5860] <... write resumed>) = 18
[pid 5859] <... memfd_create resumed>) = 3
[pid 5859] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5860] memfd_create("syzkaller", 0) = 3
[pid 5860] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5857] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5856] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5858] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5859] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5860] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5857] <... write resumed>) = 16777216
[pid 5857] munmap(0x7fecde800000, 138412032) = 0
[pid 5856] <... write resumed>) = 16777216
[pid 5856] munmap(0x7fecde800000, 138412032) = 0
[pid 5857] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5857] close(3 <unfinished ...>
[pid 5859] <... write resumed>) = 16777216
[pid 5856] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5858] <... write resumed>) = 16777216
[pid 5856] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5859] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5856] close(3 <unfinished ...>
[pid 5859] <... munmap resumed>) = 0
[pid 5858] munmap(0x7fecde800000, 138412032) = 0
[pid 5859] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5859] close(3 <unfinished ...>
[pid 5858] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5858] close(3 <unfinished ...>
[pid 5860] <... write resumed>) = 16777216
[pid 5860] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5857] <... close resumed>) = 0
[pid 5860] <... munmap resumed>) = 0
[pid 5857] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5860] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5860] close(3 <unfinished ...>
[pid 5857] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5856] <... close resumed>) = 0
[pid 5857] exit_group(0 <unfinished ...>
[pid 5856] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5857] <... exit_group resumed>) = ?
[pid 5857] +++ exited with 0 +++
[pid 5856] <... lsetxattr resumed>) = 0
[pid 5856] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=18 /* 0.18 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5856] <... openat resumed>) = 3
[pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5861 attached
<unfinished ...>
[pid 5856] exit_group(0 <unfinished ...>
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5861
[pid 5861] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5856] <... exit_group resumed>) = ?
[pid 5861] <... set_robust_list resumed>) = 0
[pid 5858] <... close resumed>) = 0
[pid 5856] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=13 /* 0.13 s */} ---
[pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5858] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5858] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5832] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5858] <... openat resumed>) = 3
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5862 attached
<unfinished ...>
[pid 5862] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5861] <... prctl resumed>) = 0
[pid 5859] <... close resumed>) = 0
[pid 5858] exit_group(0 <unfinished ...>
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5862
[pid 5862] <... set_robust_list resumed>) = 0
[pid 5861] setpgid(0, 0 <unfinished ...>
[pid 5859] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5858] <... exit_group resumed>) = ?
[pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5861] <... setpgid resumed>) = 0
[pid 5859] <... lsetxattr resumed>) = 0
[pid 5862] <... prctl resumed>) = 0
[pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5862] setpgid(0, 0 <unfinished ...>
[pid 5859] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5862] <... setpgid resumed>) = 0
[pid 5861] <... openat resumed>) = 3
[pid 5859] <... openat resumed>) = 3
[pid 5858] +++ exited with 0 +++
[pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5861] write(3, "1000", 4 <unfinished ...>
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=17 /* 0.17 s */} ---
[pid 5862] <... openat resumed>) = 3
[pid 5861] <... write resumed>) = 4
[pid 5836] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5862] write(3, "1000", 4 <unfinished ...>
[pid 5861] close(3 <unfinished ...>
[pid 5862] <... write resumed>) = 4
[pid 5859] exit_group(0 <unfinished ...>
[pid 5862] close(3 <unfinished ...>
[pid 5861] <... close resumed>) = 0
[pid 5862] <... close resumed>) = 0
executing program
executing program
[pid 5836] <... restart_syscall resumed>) = 0
[pid 5861] write(1, "executing program\n", 18 <unfinished ...>
[pid 5862] write(1, "executing program\n", 18 <unfinished ...>
[pid 5861] <... write resumed>) = 18
[pid 5859] <... exit_group resumed>) = ?
[pid 5862] <... write resumed>) = 18
[pid 5861] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5860] <... close resumed>) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5861] <... memfd_create resumed>) = 3
[pid 5860] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5836] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5862] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5861] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5860] <... lsetxattr resumed>) = 0
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5862] <... memfd_create resumed>) = 3
[pid 5861] <... mmap resumed>) = 0x7fecde800000
[pid 5860] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5862] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0./strace-static-x86_64: Process 5863 attached
<unfinished ...>
[pid 5836] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5863
[pid 5863] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5862] <... mmap resumed>) = 0x7fecde800000
[pid 5860] <... openat resumed>) = 3
[pid 5863] <... set_robust_list resumed>) = 0
[pid 5860] exit_group(0) = ?
[pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5860] +++ exited with 0 +++
[pid 5863] <... prctl resumed>) = 0
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=15 /* 0.15 s */} ---
[pid 5863] setpgid(0, 0 <unfinished ...>
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5863] <... setpgid resumed>) = 0
[pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5863] write(3, "1000", 4) = 4
[pid 5863] close(3) = 0
[pid 5863] write(1, "executing program\n", 18) = 18
[pid 5863] memfd_create("syzkaller", 0) = 3
[pid 5863] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program
./strace-static-x86_64: Process 5864 attached
<unfinished ...>
[pid 5859] +++ exited with 0 +++
[pid 5864] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5864
[pid 5864] <... set_robust_list 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) = 3
[pid 5864] write(3, "1000", 4) = 4
[pid 5864] close(3) = 0
executing program
[pid 5864] write(1, "executing program\n", 18) = 18
[pid 5864] memfd_create("syzkaller", 0) = 3
[pid 5864] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=15 /* 0.15 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5865
./strace-static-x86_64: Process 5865 attached
[pid 5865] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5865] setpgid(0, 0) = 0
[pid 5865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program
) = 3
[pid 5865] write(3, "1000", 4) = 4
[pid 5865] close(3) = 0
[pid 5865] write(1, "executing program\n", 18) = 18
[pid 5865] memfd_create("syzkaller", 0) = 3
[pid 5865] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5863] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5862] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5861] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5865] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5864] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5863] <... write resumed>) = 16777216
[pid 5863] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5862] <... write resumed>) = 16777216
[pid 5864] <... write resumed>) = 16777216
[pid 5865] <... write resumed>) = 16777216
[pid 5863] <... munmap resumed>) = 0
[pid 5862] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5861] <... write resumed>) = 16777216
[pid 5864] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5865] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5863] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5862] <... munmap resumed>) = 0
[pid 5864] <... munmap resumed>) = 0
[pid 5863] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5861] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5862] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5865] <... munmap resumed>) = 0
[pid 5864] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5863] close(3 <unfinished ...>
[pid 5862] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5865] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5864] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5861] <... munmap resumed>) = 0
[pid 5864] close(3 <unfinished ...>
[pid 5861] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5862] close(3 <unfinished ...>
[pid 5865] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5861] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5861] close(3 <unfinished ...>
[pid 5865] close(3 <unfinished ...>
[pid 5861] <... close resumed>) = 0
[pid 5864] <... close resumed>) = 0
[pid 5864] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5861] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5864] <... lsetxattr resumed>) = 0
[pid 5864] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5864] exit_group(0) = ?
[pid 5864] +++ exited with 0 +++
[pid 5861] <... lsetxattr resumed>) = 0
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=18 /* 0.18 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5866 attached
, child_tidptr=0x55555d9bc650) = 5866
[pid 5866] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5863] <... close resumed>) = 0
[pid 5866] <... set_robust_list resumed>) = 0
[pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5866] setpgid(0, 0) = 0
[pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5863] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5866] <... openat resumed>) = 3
[pid 5863] <... lsetxattr resumed>) = 0
[pid 5866] write(3, "1000", 4) = 4
[pid 5866] close(3) = 0
executing program
[pid 5866] write(1, "executing program\n", 18) = 18
[pid 5866] memfd_create("syzkaller", 0) = 3
[pid 5866] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5863] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5863] exit_group(0) = ?
[pid 5863] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=14 /* 0.14 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5865] <... close resumed>) = 0
[pid 5861] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5865] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5861] <... openat resumed>) = 3
[pid 5865] <... lsetxattr resumed>) = 0
[pid 5865] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5862] <... close resumed>) = 0
[pid 5861] exit_group(0 <unfinished ...>
[pid 5865] <... openat resumed>) = 3
[pid 5862] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5861] <... exit_group resumed>) = ?
[pid 5836] <... restart_syscall resumed>) = 0
[pid 5865] exit_group(0 <unfinished ...>
[pid 5861] +++ exited with 0 +++
[pid 5862] <... lsetxattr resumed>) = 0
[pid 5865] <... exit_group resumed>) = ?
[pid 5865] +++ exited with 0 +++
[pid 5862] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5861, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=13 /* 0.13 s */} ---
[pid 5862] exit_group(0 <unfinished ...>
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5865, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=16 /* 0.16 s */} ---
[pid 5836] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5862] <... exit_group resumed>) = ?
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5867 attached
./strace-static-x86_64: Process 5869 attached
./strace-static-x86_64: Process 5868 attached
<unfinished ...>
[pid 5867] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5836] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5867
[pid 5869] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5867] <... set_robust_list resumed>) = 0
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5869
[pid 5869] <... set_robust_list resumed>) = 0
[pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5862] +++ exited with 0 +++
[pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5868] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5869] <... prctl resumed>) = 0
[pid 5868] <... set_robust_list resumed>) = 0
[pid 5867] <... prctl resumed>) = 0
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5868
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5862, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=16 /* 0.16 s */} ---
[pid 5869] setpgid(0, 0) = 0
[pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5867] setpgid(0, 0 <unfinished ...>
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5867] <... setpgid resumed>) = 0
[pid 5869] <... openat resumed>) = 3
[pid 5868] <... prctl resumed>) = 0
[pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5869] write(3, "1000", 4 <unfinished ...>
[pid 5868] setpgid(0, 0 <unfinished ...>
[pid 5869] <... write resumed>) = 4
executing program
[pid 5869] close(3 <unfinished ...>
[pid 5868] <... setpgid resumed>) = 0
[pid 5869] <... close resumed>) = 0
[pid 5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5867] <... openat resumed>) = 3
[pid 5869] write(1, "executing program\n", 18) = 18
[pid 5869] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5868] <... openat resumed>) = 3
[pid 5867] write(3, "1000", 4 <unfinished ...>
[pid 5869] <... memfd_create resumed>) = 3
[pid 5869] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5867] <... write resumed>) = 4
[pid 5869] <... mmap resumed>) = 0x7fecde800000
[pid 5867] close(3 <unfinished ...>
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5868] write(3, "1000", 4 <unfinished ...>
[pid 5867] <... close resumed>) = 0
executing program
[pid 5868] <... write resumed>) = 4
[pid 5867] write(1, "executing program\n", 18 <unfinished ...>
[pid 5868] close(3 <unfinished ...>
[pid 5867] <... write resumed>) = 18
[pid 5868] <... close resumed>) = 0
[pid 5867] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5868] write(1, "executing program\n", 18executing program
) = 18
[pid 5832] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5867] <... memfd_create resumed>) = 3
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5867] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
./strace-static-x86_64: Process 5870 attached
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5870
[pid 5868] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5870] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5868] <... memfd_create resumed>) = 3
[pid 5870] <... prctl resumed>) = 0
[pid 5868] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5870] setpgid(0, 0) = 0
[pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5870] write(3, "1000", 4) = 4
[pid 5870] close(3) = 0
executing program
[pid 5870] write(1, "executing program\n", 18) = 18
[pid 5870] memfd_create("syzkaller", 0) = 3
[pid 5870] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5866] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5867] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5869] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5868] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5870] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5866] <... write resumed>) = 16777216
[pid 5866] munmap(0x7fecde800000, 138412032) = 0
[pid 5867] <... write resumed>) = 16777216
[pid 5866] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5867] munmap(0x7fecde800000, 138412032) = 0
[pid 5866] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5866] close(3 <unfinished ...>
[pid 5867] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5867] close(3 <unfinished ...>
[pid 5869] <... write resumed>) = 16777216
[pid 5869] munmap(0x7fecde800000, 138412032) = 0
[pid 5869] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5868] <... write resumed>) = 16777216
[pid 5869] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5869] close(3 <unfinished ...>
[pid 5868] munmap(0x7fecde800000, 138412032) = 0
[pid 5868] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5868] close(3 <unfinished ...>
[pid 5870] <... write resumed>) = 16777216
[pid 5870] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5867] <... close resumed>) = 0
[pid 5870] <... munmap resumed>) = 0
[pid 5867] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5867] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5867] exit_group(0) = ?
[pid 5870] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5870] close(3 <unfinished ...>
[pid 5867] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5867, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=16 /* 0.16 s */} ---
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5871 attached
, child_tidptr=0x55555d9bc650) = 5871
[pid 5871] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5871] setpgid(0, 0) = 0
[pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5871] write(3, "1000", 4) = 4
[pid 5871] close(3executing program
) = 0
[pid 5871] write(1, "executing program\n", 18) = 18
[pid 5871] memfd_create("syzkaller", 0) = 3
[pid 5871] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5866] <... close resumed>) = 0
[pid 5866] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5866] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5866] exit_group(0) = ?
[pid 5866] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5866, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=12 /* 0.12 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5869] <... close resumed>) = 0
[pid 5869] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5868] <... close resumed>) = 0
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5869] <... lsetxattr resumed>) = 0
[pid 5868] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5869] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5868] <... lsetxattr resumed>) = 0
[pid 5869] <... openat resumed>) = 3
[pid 5868] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5869] exit_group(0 <unfinished ...>
[pid 5831] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5869] <... exit_group resumed>) = ?
[pid 5868] <... openat resumed>) = 3
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5869] +++ exited with 0 +++
[pid 5868] exit_group(0./strace-static-x86_64: Process 5872 attached
) = ?
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5869, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=16 /* 0.16 s */} ---
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5872
[pid 5833] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5868] +++ exited with 0 +++
[pid 5872] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5868, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=18 /* 0.18 s */} ---
[pid 5872] <... set_robust_list resumed>) = 0
[pid 5838] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5872] setpgid(0, 0) = 0
[pid 5872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5838] <... restart_syscall resumed>) = 0
[pid 5833] <... restart_syscall resumed>) = 0
[pid 5872] <... openat resumed>) = 3
[pid 5872] write(3, "1000", 4 <unfinished ...>
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5872] <... write resumed>) = 4
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5872] close(3 <unfinished ...>
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5872] <... close resumed>) = 0
executing program
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5874 attached
./strace-static-x86_64: Process 5873 attached
<unfinished ...>
[pid 5872] write(1, "executing program\n", 18 <unfinished ...>
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5873
[pid 5874] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5873] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5872] <... write resumed>) = 18
[pid 5870] <... close resumed>) = 0
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5874
[pid 5874] <... set_robust_list resumed>) = 0
[pid 5873] <... set_robust_list resumed>) = 0
[pid 5872] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5870] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5874] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5873] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5872] <... memfd_create resumed>) = 3
[pid 5870] <... lsetxattr resumed>) = 0
[pid 5874] <... prctl resumed>) = 0
[pid 5872] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5874] setpgid(0, 0 <unfinished ...>
[pid 5873] <... prctl resumed>) = 0
[pid 5872] <... mmap resumed>) = 0x7fecde800000
[pid 5870] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5874] <... setpgid resumed>) = 0
[pid 5873] setpgid(0, 0 <unfinished ...>
[pid 5874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5874] write(3, "1000", 4) = 4
[pid 5874] close(3) = 0
executing program
[pid 5874] write(1, "executing program\n", 18) = 18
[pid 5874] memfd_create("syzkaller", 0) = 3
[pid 5873] <... setpgid resumed>) = 0
[pid 5870] <... openat resumed>) = 3
[pid 5873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5870] exit_group(0) = ?
[pid 5874] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5873] <... openat resumed>) = 3
[pid 5870] +++ exited with 0 +++
[pid 5874] <... mmap resumed>) = 0x7fecde800000
[pid 5873] write(3, "1000", 4 <unfinished ...>
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5870, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=17 /* 0.17 s */} ---
[pid 5873] <... write resumed>) = 4
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5873] close(3) = 0
executing program
[pid 5873] write(1, "executing program\n", 18) = 18
[pid 5873] memfd_create("syzkaller", 0) = 3
[pid 5873] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5875
./strace-static-x86_64: Process 5875 attached
[pid 5875] set_robust_list(0x55555d9bc660, 24) = 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 5871] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
executing program
[pid 5875] write(1, "executing program\n", 18) = 18
[pid 5875] memfd_create("syzkaller", 0) = 3
[pid 5875] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5873] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5872] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5874] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5871] <... write resumed>) = 16777216
[pid 5871] munmap(0x7fecde800000, 138412032) = 0
[pid 5875] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5871] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5871] close(3 <unfinished ...>
[pid 5874] <... write resumed>) = 16777216
[pid 5873] <... write resumed>) = 16777216
[pid 5872] <... write resumed>) = 16777216
[pid 5873] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5872] munmap(0x7fecde800000, 138412032) = 0
[pid 5875] <... write resumed>) = 16777216
[pid 5874] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5873] <... munmap resumed>) = 0
[pid 5871] <... close resumed>) = 0
[pid 5875] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5873] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5872] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5873] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5873] close(3 <unfinished ...>
[pid 5872] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5875] <... munmap resumed>) = 0
[pid 5874] <... munmap resumed>) = 0
[pid 5871] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5875] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5875] close(3 <unfinished ...>
[pid 5872] close(3 <unfinished ...>
[pid 5874] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5871] <... lsetxattr resumed>) = 0
[pid 5874] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5871] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5874] close(3 <unfinished ...>
[pid 5871] <... openat resumed>) = 3
[pid 5871] exit_group(0) = ?
[pid 5871] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5871, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=13 /* 0.13 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5876
executing program
./strace-static-x86_64: Process 5876 attached
[pid 5876] set_robust_list(0x55555d9bc660, 24) = 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] write(1, "executing program\n", 18) = 18
[pid 5876] memfd_create("syzkaller", 0) = 3
[pid 5876] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5875] <... close resumed>) = 0
[pid 5875] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5875] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5874] <... close resumed>) = 0
[pid 5875] exit_group(0 <unfinished ...>
[pid 5874] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5875] <... exit_group resumed>) = ?
[pid 5875] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5875, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=15 /* 0.15 s */} ---
[pid 5874] <... lsetxattr resumed>) = 0
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5874] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5874] exit_group(0 <unfinished ...>
[pid 5873] <... close resumed>) = 0
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5874] <... exit_group resumed>) = ?
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5874] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5874, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=17 /* 0.17 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5877
./strace-static-x86_64: Process 5877 attached
[pid 5873] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5872] <... close resumed>) = 0
[pid 5877] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5873] <... lsetxattr resumed>) = 0
[pid 5873] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5873] exit_group(0) = ?
[pid 5873] +++ exited with 0 +++
[pid 5877] <... set_robust_list resumed>) = 0
[pid 5872] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5873, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=17 /* 0.17 s */} ---
[pid 5833] <... restart_syscall resumed>) = 0
[pid 5872] <... lsetxattr resumed>) = 0
[pid 5838] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5877] setpgid(0, 0 <unfinished ...>
[pid 5872] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5877] <... setpgid resumed>) = 0
[pid 5838] <... restart_syscall resumed>) = 0
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5872] <... openat resumed>) = 3
./strace-static-x86_64: Process 5878 attached
[pid 5877] <... openat resumed>) = 3
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5878
[pid 5877] write(3, "1000", 4 <unfinished ...>
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5878] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5877] <... write resumed>) = 4
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5878] <... set_robust_list resumed>) = 0
[pid 5877] close(3 <unfinished ...>
[pid 5872] exit_group(0 <unfinished ...>
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5877] <... close resumed>) = 0
executing program
./strace-static-x86_64: Process 5879 attached
[pid 5878] <... prctl resumed>) = 0
[pid 5877] write(1, "executing program\n", 18 <unfinished ...>
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5879
[pid 5879] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5878] setpgid(0, 0 <unfinished ...>
[pid 5877] <... write resumed>) = 18
[pid 5872] <... exit_group resumed>) = ?
[pid 5879] <... set_robust_list resumed>) = 0
[pid 5878] <... setpgid resumed>) = 0
[pid 5877] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5872] +++ exited with 0 +++
[pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5877] <... memfd_create resumed>) = 3
[pid 5877] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5879] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5878] <... openat resumed>) = 3
[pid 5877] <... mmap resumed>) = 0x7fecde800000
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5872, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=14 /* 0.14 s */} ---
[pid 5879] <... prctl resumed>) = 0
[pid 5878] write(3, "1000", 4 <unfinished ...>
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5878] <... write resumed>) = 4
[pid 5879] setpgid(0, 0 <unfinished ...>
[pid 5878] close(3 <unfinished ...>
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5879] <... setpgid resumed>) = 0
[pid 5878] <... close resumed>) = 0
[pid 5878] write(1, "executing program\n", 18executing program
<unfinished ...>
[pid 5879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5878] <... write resumed>) = 18
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5878] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5831] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5879] <... openat resumed>) = 3
[pid 5878] <... memfd_create resumed>) = 3
[pid 5879] write(3, "1000", 4 <unfinished ...>
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5879] <... write resumed>) = 4
[pid 5878] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0./strace-static-x86_64: Process 5880 attached
) = 0x7fecde800000
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5880
[pid 5879] close(3 <unfinished ...>
[pid 5880] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5879] <... close resumed>) = 0
[pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILLexecuting program
<unfinished ...>
[pid 5879] write(1, "executing program\n", 18executing program
<unfinished ...>
[pid 5880] <... prctl resumed>) = 0
[pid 5879] <... write resumed>) = 18
[pid 5880] setpgid(0, 0) = 0
[pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5879] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5880] <... openat resumed>) = 3
[pid 5880] write(3, "1000", 4) = 4
[pid 5880] close(3) = 0
[pid 5880] write(1, "executing program\n", 18) = 18
[pid 5880] memfd_create("syzkaller", 0) = 3
[pid 5880] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5879] <... memfd_create resumed>) = 3
[pid 5879] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5876] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5877] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5880] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5878] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5879] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5876] <... write resumed>) = 16777216
[pid 5876] munmap(0x7fecde800000, 138412032) = 0
[pid 5876] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5876] close(3 <unfinished ...>
[pid 5877] <... write resumed>) = 16777216
[pid 5877] munmap(0x7fecde800000, 138412032) = 0
[pid 5877] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5877] close(3 <unfinished ...>
[pid 5880] <... write resumed>) = 16777216
[pid 5880] munmap(0x7fecde800000, 138412032) = 0
[pid 5880] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5878] <... write resumed>) = 16777216
[pid 5880] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5878] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5880] close(3 <unfinished ...>
[pid 5878] <... munmap resumed>) = 0
[pid 5879] <... write resumed>) = 16777216
[pid 5878] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5878] close(3 <unfinished ...>
[pid 5876] <... close resumed>) = 0
[pid 5879] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5877] <... close resumed>) = 0
[pid 5879] <... munmap resumed>) = 0
[pid 5877] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5876] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5877] <... lsetxattr resumed>) = 0
[pid 5876] <... lsetxattr resumed>) = 0
[pid 5877] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5876] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5879] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5879] close(3 <unfinished ...>
[pid 5876] <... openat resumed>) = 3
[pid 5877] <... openat resumed>) = 3
[pid 5876] exit_group(0 <unfinished ...>
[pid 5877] exit_group(0 <unfinished ...>
[pid 5876] <... exit_group resumed>) = ?
[pid 5876] +++ exited with 0 +++
[pid 5877] <... exit_group resumed>) = ?
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5876, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=16 /* 0.16 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5877] +++ exited with 0 +++
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5877, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=11 /* 0.11 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 5881 attached
<unfinished ...>
[pid 5836] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5881
[pid 5881] set_robust_list(0x55555d9bc660, 24) = 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] write(1, "executing program\n", 18executing program
) = 18
[pid 5881] memfd_create("syzkaller", 0) = 3
[pid 5881] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5882
./strace-static-x86_64: Process 5882 attached
[pid 5882] set_robust_list(0x55555d9bc660, 24) = 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 5880] <... close resumed>) = 0
executing program
[pid 5882] write(1, "executing program\n", 18) = 18
[pid 5882] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5880] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5882] <... memfd_create resumed>) = 3
[pid 5880] <... lsetxattr resumed>) = 0
[pid 5880] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5880] exit_group(0 <unfinished ...>
[pid 5882] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5880] <... exit_group resumed>) = ?
[pid 5880] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5880, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=13 /* 0.13 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5882] <... mmap resumed>) = 0x7fecde800000
[pid 5878] <... close resumed>) = 0
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5878] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0./strace-static-x86_64: Process 5883 attached
) = 0
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5883
[pid 5878] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5883] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5878] <... openat resumed>) = 3
[pid 5883] <... set_robust_list resumed>) = 0
executing program
[pid 5883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5878] exit_group(0 <unfinished ...>
[pid 5883] setpgid(0, 0) = 0
[pid 5883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5883] write(3, "1000", 4) = 4
[pid 5883] close(3) = 0
[pid 5883] write(1, "executing program\n", 18) = 18
[pid 5883] memfd_create("syzkaller", 0) = 3
[pid 5883] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5878] <... exit_group resumed>) = ?
[pid 5878] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5878, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=20 /* 0.20 s */} ---
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5884
./strace-static-x86_64: Process 5884 attached
[pid 5884] set_robust_list(0x55555d9bc660, 24) = 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 5879] <... close resumed>) = 0
[pid 5884] write(3, "1000", 4 <unfinished ...>
[pid 5881] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216executing program
<unfinished ...>
[pid 5884] <... write resumed>) = 4
[pid 5882] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5879] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5884] close(3) = 0
[pid 5879] <... lsetxattr resumed>) = 0
[pid 5884] write(1, "executing program\n", 18) = 18
[pid 5884] memfd_create("syzkaller", 0) = 3
[pid 5884] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5879] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5879] exit_group(0) = ?
[pid 5879] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5879, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=19 /* 0.19 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>executing program
) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5885 attached
<unfinished ...>
[pid 5885] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5885] setpgid(0, 0) = 0
[pid 5885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5885] write(3, "1000", 4) = 4
[pid 5885] close(3) = 0
[pid 5885] write(1, "executing program\n", 18) = 18
[pid 5885] memfd_create("syzkaller", 0) = 3
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5885
[pid 5885] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5883] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5881] <... write resumed>) = 16777216
[pid 5881] munmap(0x7fecde800000, 138412032) = 0
[pid 5881] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5881] close(3 <unfinished ...>
[pid 5885] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5884] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5882] <... write resumed>) = 16777216
[pid 5882] munmap(0x7fecde800000, 138412032) = 0
[pid 5882] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5882] close(3 <unfinished ...>
[pid 5881] <... close resumed>) = 0
[pid 5883] <... write resumed>) = 16777216
[pid 5881] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5881] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5881] exit_group(0 <unfinished ...>
[pid 5883] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5881] <... exit_group resumed>) = ?
[pid 5881] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5881, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=17 /* 0.17 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5886
[pid 5883] <... munmap resumed>) = 0
./strace-static-x86_64: Process 5886 attached
[pid 5883] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5886] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5883] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5886] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5883] close(3 <unfinished ...>
[pid 5886] <... prctl resumed>) = 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(3executing program
) = 0
[pid 5886] write(1, "executing program\n", 18) = 18
[pid 5886] memfd_create("syzkaller", 0) = 3
[pid 5886] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5882] <... close resumed>) = 0
[pid 5885] <... write resumed>) = 16777216
[pid 5882] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5885] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5882] <... lsetxattr resumed>) = 0
[pid 5885] <... munmap resumed>) = 0
[pid 5882] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5882] exit_group(0) = ?
[pid 5882] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5882, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=17 /* 0.17 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5885] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5885] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5885] close(3 <unfinished ...>
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5887
./strace-static-x86_64: Process 5887 attached
[pid 5887] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5884] <... write resumed>) = 16777216
[pid 5887] <... prctl resumed>) = 0
[pid 5887] setpgid(0, 0 <unfinished ...>
[pid 5884] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5887] <... setpgid resumed>) = 0
[pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5887] write(3, "1000", 4) = 4
[pid 5887] close(3) = 0
executing program
[pid 5887] write(1, "executing program\n", 18) = 18
[pid 5887] memfd_create("syzkaller", 0) = 3
[pid 5887] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5884] <... munmap resumed>) = 0
[pid 5884] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5884] close(3 <unfinished ...>
[pid 5883] <... close resumed>) = 0
[pid 5883] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5883] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5883] exit_group(0) = ?
[pid 5883] +++ exited with 0 +++
[pid 5886] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5883, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=19 /* 0.19 s */} ---
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5888 attached
<unfinished ...>
[pid 5888] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5888
[pid 5888] <... set_robust_list resumed>) = 0
[pid 5888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5888] setpgid(0, 0) = 0
[pid 5888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5888] write(3, "1000", 4) = 4
executing program
[pid 5888] close(3) = 0
[pid 5888] write(1, "executing program\n", 18) = 18
[pid 5888] memfd_create("syzkaller", 0) = 3
[pid 5888] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5885] <... close resumed>) = 0
[pid 5885] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5885] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5885] exit_group(0) = ?
[pid 5885] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5885, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=14 /* 0.14 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5889
./strace-static-x86_64: Process 5889 attached
[pid 5889] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5889] setpgid(0, 0) = 0
[pid 5889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5889] write(3, "1000", 4) = 4
executing program
[pid 5889] close(3) = 0
[pid 5889] write(1, "executing program\n", 18) = 18
[pid 5889] memfd_create("syzkaller", 0) = 3
[pid 5889] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5884] <... close resumed>) = 0
[pid 5884] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5887] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5884] <... lsetxattr resumed>) = 0
[pid 5884] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5884] exit_group(0) = ?
[pid 5884] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5884, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=14 /* 0.14 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5890 attached
, child_tidptr=0x55555d9bc650) = 5890
[pid 5888] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5890] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5886] <... write resumed>) = 16777216
[pid 5890] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5890] setpgid(0, 0) = 0
[pid 5886] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5890] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5886] <... munmap resumed>) = 0
[pid 5890] write(3, "1000", 4) = 4
[pid 5890] close(3executing program
) = 0
[pid 5890] write(1, "executing program\n", 18) = 18
[pid 5890] memfd_create("syzkaller", 0) = 3
[pid 5890] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5886] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5889] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5886] close(3 <unfinished ...>
[pid 5887] <... write resumed>) = 16777216
[pid 5887] munmap(0x7fecde800000, 138412032) = 0
[pid 5887] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5886] <... close resumed>) = 0
[pid 5887] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5888] <... write resumed>) = 16777216
[pid 5890] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5887] close(3 <unfinished ...>
[pid 5886] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5889] <... write resumed>) = 16777216
[pid 5888] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5886] <... lsetxattr resumed>) = 0
[pid 5886] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5886] exit_group(0) = ?
[pid 5886] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5886, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=18 /* 0.18 s */} ---
[pid 5889] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5836] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5889] <... munmap resumed>) = 0
[pid 5888] <... munmap resumed>) = 0
[pid 5888] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5836] <... restart_syscall resumed>) = 0
[pid 5888] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5888] close(3 <unfinished ...>
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5891
./strace-static-x86_64: Process 5891 attached
[pid 5889] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5891] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5889] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5891] <... set_robust_list resumed>) = 0
[pid 5891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5891] setpgid(0, 0) = 0
executing program
[pid 5891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5891] write(3, "1000", 4) = 4
[pid 5891] close(3) = 0
[pid 5891] write(1, "executing program\n", 18) = 18
[pid 5891] memfd_create("syzkaller", 0) = 3
[pid 5891] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5889] close(3 <unfinished ...>
[pid 5888] <... close resumed>) = 0
[pid 5888] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5888] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5888] exit_group(0) = ?
[pid 5888] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5888, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=18 /* 0.18 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5889] <... close resumed>) = 0
[pid 5890] <... write resumed>) = 16777216
[pid 5887] <... close resumed>) = 0
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5890] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5889] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5887] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5890] <... munmap resumed>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5892
./strace-static-x86_64: Process 5892 attached
[pid 5889] <... lsetxattr resumed>) = 0
[pid 5887] <... lsetxattr resumed>) = 0
[pid 5889] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5892] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5891] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5889] <... openat resumed>) = 3
[pid 5887] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5892] <... set_robust_list resumed>) = 0
[pid 5887] <... openat resumed>) = 3
[pid 5892] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5887] exit_group(0 <unfinished ...>
[pid 5892] <... prctl resumed>) = 0
[pid 5892] setpgid(0, 0 <unfinished ...>
[pid 5889] exit_group(0 <unfinished ...>
[pid 5892] <... setpgid resumed>) = 0
[pid 5887] <... exit_group resumed>) = ?
[pid 5892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5887] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5887, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=21 /* 0.21 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5889] <... exit_group resumed>) = ?
[pid 5889] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5889, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=12 /* 0.12 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5890] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5892] <... openat resumed>) = 3
[pid 5838] <... restart_syscall resumed>) = 0
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5892] write(3, "1000", 4 <unfinished ...>
[pid 5890] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5892] <... write resumed>) = 4
executing program
[pid 5892] close(3 <unfinished ...>
[pid 5890] close(3 <unfinished ...>
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5892] <... close resumed>) = 0
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5832] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5892] write(1, "executing program\n", 18 <unfinished ...>
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5893 attached
<unfinished ...>
[pid 5892] <... write resumed>) = 18
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5893
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5894
./strace-static-x86_64: Process 5894 attached
[pid 5893] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5892] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5894] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5893] <... set_robust_list resumed>) = 0
[pid 5894] <... set_robust_list resumed>) = 0
[pid 5892] <... memfd_create resumed>) = 3
[pid 5894] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5892] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5894] <... prctl resumed>) = 0
[pid 5893] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5894] setpgid(0, 0 <unfinished ...>
[pid 5893] <... prctl resumed>) = 0
[pid 5892] <... mmap resumed>) = 0x7fecde800000
[pid 5894] <... setpgid resumed>) = 0
[pid 5894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program
<unfinished ...>
[pid 5893] setpgid(0, 0 <unfinished ...>
[pid 5894] <... openat resumed>) = 3
[pid 5893] <... setpgid resumed>) = 0
[pid 5894] write(3, "1000", 4 <unfinished ...>
[pid 5893] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5894] <... write resumed>) = 4
[pid 5894] close(3) = 0
[pid 5894] write(1, "executing program\n", 18) = 18
[pid 5894] memfd_create("syzkaller", 0) = 3
[pid 5893] <... openat resumed>) = 3
[pid 5894] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5893] write(3, "1000", 4) = 4
[pid 5893] close(3) = 0
executing program
[pid 5893] write(1, "executing program\n", 18) = 18
[pid 5893] memfd_create("syzkaller", 0) = 3
[pid 5893] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5890] <... close resumed>) = 0
[pid 5890] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5890] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5890] exit_group(0) = ?
[pid 5890] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5890, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=18 /* 0.18 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5895
./strace-static-x86_64: Process 5895 attached
[pid 5895] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5895] setpgid(0, 0) = 0
[pid 5895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5895] write(3, "1000", 4) = 4
[pid 5895] close(3) = 0
executing program
[pid 5895] write(1, "executing program\n", 18) = 18
[pid 5895] memfd_create("syzkaller", 0) = 3
[pid 5895] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5891] <... write resumed>) = 16777216
[pid 5891] munmap(0x7fecde800000, 138412032) = 0
[pid 5894] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5892] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5891] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5893] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5891] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5891] close(3 <unfinished ...>
[pid 5895] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5891] <... close resumed>) = 0
[pid 5891] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5891] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5891] exit_group(0) = ?
[pid 5891] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5891, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=11 /* 0.11 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5896
./strace-static-x86_64: Process 5896 attached
[pid 5896] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5893] <... write resumed>) = 16777216
[pid 5896] <... set_robust_list resumed>) = 0
[pid 5896] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5896] setpgid(0, 0) = 0
[pid 5896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5896] write(3, "1000", 4) = 4
[pid 5896] close(3) = 0
executing program
[pid 5896] write(1, "executing program\n", 18 <unfinished ...>
[pid 5893] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5896] <... write resumed>) = 18
[pid 5893] <... munmap resumed>) = 0
[pid 5896] memfd_create("syzkaller", 0) = 3
[pid 5896] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5893] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5893] close(3 <unfinished ...>
[pid 5894] <... write resumed>) = 16777216
[pid 5894] munmap(0x7fecde800000, 138412032) = 0
[pid 5892] <... write resumed>) = 16777216
[pid 5894] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5892] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5894] close(3 <unfinished ...>
[pid 5892] <... munmap resumed>) = 0
[pid 5892] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5892] close(3 <unfinished ...>
[pid 5895] <... write resumed>) = 16777216
[pid 5895] munmap(0x7fecde800000, 138412032) = 0
[pid 5895] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5895] close(3 <unfinished ...>
[pid 5896] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5893] <... close resumed>) = 0
[pid 5894] <... close resumed>) = 0
[pid 5893] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5892] <... close resumed>) = 0
[pid 5894] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5893] <... lsetxattr resumed>) = 0
[pid 5894] <... lsetxattr resumed>) = 0
[pid 5893] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5894] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5893] <... openat resumed>) = 3
[pid 5894] <... openat resumed>) = 3
[pid 5894] exit_group(0 <unfinished ...>
[pid 5893] exit_group(0 <unfinished ...>
[pid 5894] <... exit_group resumed>) = ?
[pid 5893] <... exit_group resumed>) = ?
[pid 5894] +++ exited with 0 +++
[pid 5893] +++ exited with 0 +++
[pid 5892] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5894, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=16 /* 0.16 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5892] <... lsetxattr resumed>) = 0
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5893, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=16 /* 0.16 s */} ---
[pid 5892] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5838] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5892] <... openat resumed>) = 3
[pid 5892] exit_group(0) = ?
[pid 5892] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5892, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=17 /* 0.17 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5838] <... restart_syscall resumed>) = 0
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5832] <... openat resumed>) = -1 EBUSY (Device or resource busy)
executing program
executing program
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5897 attached
<unfinished ...>
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5897] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5897
[pid 5831] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5897] <... set_robust_list resumed>) = 0
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5898 attached
<unfinished ...>
[pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5898] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5897] <... prctl resumed>) = 0
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5898
[pid 5898] <... set_robust_list resumed>) = 0
[pid 5897] setpgid(0, 0 <unfinished ...>
[pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5897] <... setpgid resumed>) = 0
[pid 5898] <... prctl resumed>) = 0
[pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5898] setpgid(0, 0 <unfinished ...>
[pid 5897] <... openat resumed>) = 3
[pid 5898] <... setpgid resumed>) = 0
[pid 5897] write(3, "1000", 4 <unfinished ...>
[pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5897] <... write resumed>) = 4
[pid 5898] <... openat resumed>) = 3
[pid 5897] close(3 <unfinished ...>
[pid 5898] write(3, "1000", 4 <unfinished ...>
[pid 5897] <... close resumed>) = 0
[pid 5898] <... write resumed>) = 4
[pid 5897] write(1, "executing program\n", 18 <unfinished ...>
[pid 5898] close(3 <unfinished ...>
[pid 5897] <... write resumed>) = 18
[pid 5898] <... close resumed>) = 0
[pid 5897] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5898] write(1, "executing program\n", 18 <unfinished ...>
[pid 5897] <... memfd_create resumed>) = 3
[pid 5898] <... write resumed>) = 18
[pid 5897] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5898] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5897] <... mmap resumed>) = 0x7fecde800000
./strace-static-x86_64: Process 5899 attached
[pid 5898] <... memfd_create resumed>) = 3
[pid 5898] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5899
[pid 5898] <... mmap resumed>) = 0x7fecde800000
[pid 5899] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5895] <... close resumed>) = 0
[pid 5899] <... prctl resumed>) = 0
[pid 5895] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5899] setpgid(0, 0 <unfinished ...>
[pid 5895] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5899] <... setpgid resumed>) = 0
[pid 5895] exit_group(0 <unfinished ...>
[pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5895] <... exit_group resumed>) = ?
[pid 5895] +++ exited with 0 +++
[pid 5899] <... openat resumed>) = 3
[pid 5899] write(3, "1000", 4 <unfinished ...>
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5895, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=16 /* 0.16 s */} ---
[pid 5899] <... write resumed>) = 4
[pid 5833] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5899] close(3 <unfinished ...>
[pid 5833] <... restart_syscall resumed>) = 0
[pid 5899] <... close resumed>) = 0
executing program
[pid 5899] write(1, "executing program\n", 18) = 18
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5899] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5900
./strace-static-x86_64: Process 5900 attached
[pid 5900] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5899] <... memfd_create resumed>) = 3
[pid 5900] <... set_robust_list resumed>) = 0
[pid 5899] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5899] <... mmap resumed>) = 0x7fecde800000
[pid 5900] <... prctl resumed>) = 0
[pid 5900] setpgid(0, 0) = 0
[pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5900] write(3, "1000", 4) = 4
[pid 5900] close(3executing program
) = 0
[pid 5900] write(1, "executing program\n", 18) = 18
[pid 5900] memfd_create("syzkaller", 0) = 3
[pid 5900] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5896] <... write resumed>) = 16777216
[pid 5896] munmap(0x7fecde800000, 138412032) = 0
[pid 5896] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5896] close(3 <unfinished ...>
[pid 5898] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5897] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5896] <... close resumed>) = 0
[pid 5896] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5896] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5900] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5899] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5896] <... openat resumed>) = 3
[pid 5896] exit_group(0) = ?
[pid 5896] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5896, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=15 /* 0.15 s */} ---
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5901
./strace-static-x86_64: Process 5901 attached
[pid 5901] set_robust_list(0x55555d9bc660, 24) = 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
executing program
[pid 5901] write(1, "executing program\n", 18) = 18
[pid 5901] memfd_create("syzkaller", 0) = 3
[pid 5901] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5897] <... write resumed>) = 16777216
[pid 5897] munmap(0x7fecde800000, 138412032) = 0
[pid 5897] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5897] close(3 <unfinished ...>
[pid 5899] <... write resumed>) = 16777216
[pid 5899] munmap(0x7fecde800000, 138412032) = 0
[pid 5898] <... write resumed>) = 16777216
[pid 5900] <... write resumed>) = 16777216
[pid 5898] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5899] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5899] close(3 <unfinished ...>
[pid 5898] <... munmap resumed>) = 0
[pid 5900] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5898] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5900] <... munmap resumed>) = 0
[pid 5900] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5898] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5900] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5898] close(3 <unfinished ...>
[pid 5900] close(3 <unfinished ...>
[pid 5897] <... close resumed>) = 0
[pid 5897] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5901] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5897] <... lsetxattr resumed>) = 0
[pid 5897] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5897] exit_group(0) = ?
[pid 5897] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5897, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=16 /* 0.16 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5902
./strace-static-x86_64: Process 5902 attached
[pid 5902] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5902] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5902] setpgid(0, 0) = 0
[pid 5902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5902] write(3, "1000", 4) = 4
[pid 5902] close(3) = 0
executing program
[pid 5902] write(1, "executing program\n", 18) = 18
[pid 5902] memfd_create("syzkaller", 0) = 3
[pid 5902] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5899] <... close resumed>) = 0
[pid 5899] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5899] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5899] exit_group(0) = ?
[pid 5899] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5899, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=18 /* 0.18 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5903
./strace-static-x86_64: Process 5903 attached
[pid 5903] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5903] setpgid(0, 0) = 0
[pid 5903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5903] write(3, "1000", 4) = 4
[pid 5903] close(3) = 0
executing program
[pid 5903] write(1, "executing program\n", 18) = 18
[pid 5903] memfd_create("syzkaller", 0) = 3
[pid 5903] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5898] <... close resumed>) = 0
[pid 5900] <... close resumed>) = 0
[pid 5900] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5898] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5900] <... lsetxattr resumed>) = 0
[pid 5898] <... lsetxattr resumed>) = 0
[pid 5900] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5898] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5900] <... openat resumed>) = 3
[pid 5898] <... openat resumed>) = 3
[pid 5900] exit_group(0) = ?
[pid 5898] exit_group(0 <unfinished ...>
[pid 5900] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5900, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=13 /* 0.13 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5898] <... exit_group resumed>) = ?
[pid 5898] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5898, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=17 /* 0.17 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5833] <... restart_syscall resumed>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] <... restart_syscall resumed>) = 0
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5904 attached
, child_tidptr=0x55555d9bc650) = 5904
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5905
./strace-static-x86_64: Process 5905 attached
[pid 5905] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5905] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5905] setpgid(0, 0) = 0
[pid 5905] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5904] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5904] setpgid(0, 0) = 0
executing program
[pid 5904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5904] write(3, "1000", 4) = 4
[pid 5904] close(3) = 0
[pid 5904] write(1, "executing program\n", 18) = 18
[pid 5905] <... openat resumed>) = 3
[pid 5904] memfd_create("syzkaller", 0) = 3
[pid 5904] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5905] write(3, "1000", 4 <unfinished ...>
[pid 5904] <... mmap resumed>) = 0x7fecde800000
[pid 5905] <... write resumed>) = 4
[pid 5905] close(3) = 0
executing program
[pid 5905] write(1, "executing program\n", 18) = 18
[pid 5905] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5901] <... write resumed>) = 16777216
[pid 5905] <... memfd_create resumed>) = 3
[pid 5905] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5901] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5905] <... mmap resumed>) = 0x7fecde800000
[pid 5901] <... munmap resumed>) = 0
[pid 5902] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5901] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5901] close(3) = 0
[pid 5901] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5901] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5901] exit_group(0) = ?
[pid 5901] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5901, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=12 /* 0.12 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5902] <... write resumed>) = 16777216
[pid 5836] <... restart_syscall resumed>) = 0
[pid 5902] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5903] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5906
./strace-static-x86_64: Process 5906 attached
[pid 5902] <... munmap resumed>) = 0
[pid 5906] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5904] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5902] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5906] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5902] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5906] <... prctl resumed>) = 0
[pid 5902] close(3 <unfinished ...>
[pid 5906] setpgid(0, 0) = 0
[pid 5906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5906] write(3, "1000", 4) = 4
[pid 5906] close(3) = 0
[pid 5905] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5906] write(1, "executing program\n", 18executing program
) = 18
[pid 5906] memfd_create("syzkaller", 0) = 3
[pid 5906] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5903] <... write resumed>) = 16777216
[pid 5902] <... close resumed>) = 0
[pid 5902] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5902] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5902] exit_group(0) = ?
[pid 5902] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5902, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=15 /* 0.15 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5903] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5903] <... munmap resumed>) = 0
[pid 5903] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
executing program
[pid 5903] close(3 <unfinished ...>
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5907
./strace-static-x86_64: Process 5907 attached
[pid 5907] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5907] setpgid(0, 0) = 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] write(1, "executing program\n", 18) = 18
[pid 5907] memfd_create("syzkaller", 0) = 3
[pid 5907] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5904] <... write resumed>) = 16777216
[pid 5904] munmap(0x7fecde800000, 138412032) = 0
[pid 5904] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5904] close(3 <unfinished ...>
[pid 5906] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5905] <... write resumed>) = 16777216
[pid 5905] munmap(0x7fecde800000, 138412032) = 0
[pid 5905] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5905] close(3 <unfinished ...>
[pid 5903] <... close resumed>) = 0
[pid 5903] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5903] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5904] <... close resumed>) = 0
[pid 5903] <... openat resumed>) = 3
[pid 5903] exit_group(0) = ?
[pid 5903] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5903, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=13 /* 0.13 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>executing program
<unfinished ...>
[pid 5904] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5838] <... restart_syscall resumed>) = 0
[pid 5904] <... lsetxattr resumed>) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5908 attached
<unfinished ...>
[pid 5908] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5908
[pid 5908] <... set_robust_list resumed>) = 0
[pid 5908] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5904] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5908] <... prctl resumed>) = 0
[pid 5904] <... openat resumed>) = 3
[pid 5908] setpgid(0, 0 <unfinished ...>
[pid 5904] exit_group(0 <unfinished ...>
[pid 5908] <... setpgid resumed>) = 0
[pid 5904] <... exit_group resumed>) = ?
[pid 5908] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5904] +++ exited with 0 +++
[pid 5908] <... openat resumed>) = 3
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5904, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=15 /* 0.15 s */} ---
[pid 5908] write(3, "1000", 4 <unfinished ...>
[pid 5833] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5908] <... write resumed>) = 4
[pid 5908] close(3) = 0
[pid 5908] write(1, "executing program\n", 18) = 18
[pid 5908] memfd_create("syzkaller", 0) = 3
[pid 5908] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5833] <... restart_syscall resumed>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5909 attached
, child_tidptr=0x55555d9bc650) = 5909
[pid 5909] set_robust_list(0x55555d9bc660, 24) = 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 5907] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5909] write(3, "1000", 4executing program
) = 4
[pid 5909] close(3) = 0
[pid 5909] write(1, "executing program\n", 18) = 18
[pid 5909] memfd_create("syzkaller", 0) = 3
[pid 5909] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5906] <... write resumed>) = 16777216
[pid 5905] <... close resumed>) = 0
[pid 5906] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5905] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5905] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5906] <... munmap resumed>) = 0
[pid 5906] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5905] <... openat resumed>) = 3
[pid 5905] exit_group(0 <unfinished ...>
[pid 5906] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5906] close(3 <unfinished ...>
[pid 5905] <... exit_group resumed>) = ?
[pid 5905] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5905, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=21 /* 0.21 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5910
./strace-static-x86_64: Process 5910 attached
[pid 5910] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5910] setpgid(0, 0) = 0
[pid 5910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5910] write(3, "1000", 4) = 4
[pid 5910] close(3) = 0
executing program
[pid 5910] write(1, "executing program\n", 18) = 18
[pid 5910] memfd_create("syzkaller", 0) = 3
[pid 5910] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5908] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5909] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5907] <... write resumed>) = 16777216
[pid 5906] <... close resumed>) = 0
[pid 5907] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5906] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5910] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5907] <... munmap resumed>) = 0
[pid 5906] <... lsetxattr resumed>) = 0
[pid 5906] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5906] exit_group(0) = ?
[pid 5906] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5906, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=17 /* 0.17 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5907] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5836] <... restart_syscall resumed>) = 0
executing program
[pid 5907] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5911
./strace-static-x86_64: Process 5911 attached
[pid 5911] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5911] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5911] setpgid(0, 0) = 0
[pid 5911] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5911] write(3, "1000", 4) = 4
[pid 5911] close(3) = 0
[pid 5911] write(1, "executing program\n", 18) = 18
[pid 5911] memfd_create("syzkaller", 0) = 3
[pid 5911] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5907] close(3 <unfinished ...>
[pid 5911] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5907] <... close resumed>) = 0
[pid 5908] <... write resumed>) = 16777216
[pid 5908] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5907] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5908] <... munmap resumed>) = 0
[pid 5907] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5907] exit_group(0) = ?
[pid 5908] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5907] +++ exited with 0 +++
[pid 5908] close(3 <unfinished ...>
[pid 5832] --- 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=14 /* 0.14 s */} ---
[pid 5909] <... write resumed>) = 16777216
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5912 attached
, child_tidptr=0x55555d9bc650) = 5912
[pid 5912] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5912] setpgid(0, 0 <unfinished ...>
[pid 5909] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5912] <... setpgid resumed>) = 0
executing program
[pid 5912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5912] write(3, "1000", 4) = 4
[pid 5912] close(3) = 0
[pid 5912] write(1, "executing program\n", 18) = 18
[pid 5912] memfd_create("syzkaller", 0) = 3
[pid 5912] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5909] <... munmap resumed>) = 0
[pid 5909] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5909] close(3 <unfinished ...>
[pid 5910] <... write resumed>) = 16777216
[pid 5910] munmap(0x7fecde800000, 138412032) = 0
[pid 5910] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5910] close(3 <unfinished ...>
[pid 5908] <... close resumed>) = 0
[pid 5908] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5908] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5908] exit_group(0) = ?
[pid 5908] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5908, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=14 /* 0.14 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5913 attached
, child_tidptr=0x55555d9bc650) = 5913
[pid 5913] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5913] setpgid(0, 0) = 0
executing program
[pid 5913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5913] write(3, "1000", 4) = 4
[pid 5913] close(3) = 0
[pid 5913] write(1, "executing program\n", 18) = 18
[pid 5913] memfd_create("syzkaller", 0) = 3
[pid 5913] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5909] <... close resumed>) = 0
[pid 5909] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5909] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5909] exit_group(0) = ?
[pid 5909] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5909, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=14 /* 0.14 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5914
./strace-static-x86_64: Process 5914 attached
[pid 5914] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5914] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5914] setpgid(0, 0) = 0
[pid 5914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5912] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5914] <... openat resumed>) = 3
[pid 5914] write(3, "1000", 4executing program
) = 4
[pid 5914] close(3) = 0
[pid 5914] write(1, "executing program\n", 18) = 18
[pid 5914] memfd_create("syzkaller", 0) = 3
[pid 5914] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5911] <... write resumed>) = 16777216
[pid 5910] <... close resumed>) = 0
[pid 5911] munmap(0x7fecde800000, 138412032) = 0
[pid 5910] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5910] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5910] exit_group(0) = ?
[pid 5911] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5910] +++ exited with 0 +++
[pid 5911] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5911] close(3 <unfinished ...>
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5910, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=14 /* 0.14 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5915
./strace-static-x86_64: Process 5915 attached
[pid 5915] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5915] setpgid(0, 0) = 0
[pid 5915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5915] write(3, "1000", 4) = 4
[pid 5915] close(3) = 0
[pid 5915] write(1, "executing program\n", 18executing program
) = 18
[pid 5915] memfd_create("syzkaller", 0) = 3
[pid 5915] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5913] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5914] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5911] <... close resumed>) = 0
[pid 5911] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5911] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5911] exit_group(0) = ?
[pid 5911] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5911, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=16 /* 0.16 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5912] <... write resumed>) = 16777216
[pid 5836] <... restart_syscall resumed>) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5916 attached
<unfinished ...>
[pid 5916] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5836] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5916
[pid 5916] <... set_robust_list resumed>) = 0
[pid 5912] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5916] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5912] <... munmap resumed>) = 0
[pid 5916] <... prctl resumed>) = 0
[pid 5916] setpgid(0, 0) = 0
[pid 5916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5916] write(3, "1000", 4) = 4
[pid 5916] close(3executing program
) = 0
[pid 5912] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5916] write(1, "executing program\n", 18 <unfinished ...>
[pid 5912] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5916] <... write resumed>) = 18
[pid 5912] close(3 <unfinished ...>
[pid 5916] memfd_create("syzkaller", 0) = 3
[pid 5916] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5915] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5913] <... write resumed>) = 16777216
[pid 5913] munmap(0x7fecde800000, 138412032) = 0
[pid 5913] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5913] close(3 <unfinished ...>
[pid 5914] <... write resumed>) = 16777216
[pid 5916] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5912] <... close resumed>) = 0
[pid 5914] munmap(0x7fecde800000, 138412032) = 0
[pid 5912] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5912] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5914] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5914] close(3 <unfinished ...>
[pid 5912] <... openat resumed>) = 3
[pid 5912] exit_group(0) = ?
[pid 5912] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5912, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=14 /* 0.14 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5917
./strace-static-x86_64: Process 5917 attached
[pid 5917] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5917] setpgid(0, 0) = 0
[pid 5917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5917] write(3, "1000", 4) = 4
[pid 5917] close(3executing program
) = 0
[pid 5917] write(1, "executing program\n", 18) = 18
[pid 5917] memfd_create("syzkaller", 0) = 3
[pid 5917] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5913] <... close resumed>) = 0
[pid 5913] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5913] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5913] exit_group(0) = ?
[pid 5913] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5913, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=18 /* 0.18 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5918
executing program
./strace-static-x86_64: Process 5918 attached
[pid 5918] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5918] setpgid(0, 0) = 0
[pid 5918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5918] write(3, "1000", 4) = 4
[pid 5918] close(3) = 0
[pid 5918] write(1, "executing program\n", 18) = 18
[pid 5918] memfd_create("syzkaller", 0) = 3
[pid 5918] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5915] <... write resumed>) = 16777216
[pid 5915] munmap(0x7fecde800000, 138412032) = 0
[pid 5915] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5915] close(3 <unfinished ...>
[pid 5914] <... close resumed>) = 0
[pid 5914] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5914] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5914] exit_group(0) = ?
[pid 5914] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5914, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=12 /* 0.12 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5919
./strace-static-x86_64: Process 5919 attached
[pid 5919] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5919] setpgid(0, 0) = 0
[pid 5916] <... write resumed>) = 16777216
[pid 5919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5916] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5917] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5919] <... openat resumed>) = 3
[pid 5916] <... munmap resumed>) = 0
[pid 5919] write(3, "1000", 4) = 4
[pid 5919] close(3) = 0
executing program
[pid 5919] write(1, "executing program\n", 18 <unfinished ...>
[pid 5916] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5919] <... write resumed>) = 18
[pid 5916] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5919] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5916] close(3 <unfinished ...>
[pid 5919] <... memfd_create resumed>) = 3
[pid 5919] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5915] <... close resumed>) = 0
[pid 5919] <... mmap resumed>) = 0x7fecde800000
[pid 5918] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5915] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5915] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5915] exit_group(0) = ?
[pid 5915] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5915, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=11 /* 0.11 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5920
./strace-static-x86_64: Process 5920 attached
[pid 5920] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5920] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5920] setpgid(0, 0) = 0
[pid 5920] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5920] write(3, "1000", 4) = 4
[pid 5920] close(3) = 0
[pid 5920] write(1, "executing program\n", 18executing program
) = 18
[pid 5920] memfd_create("syzkaller", 0) = 3
[pid 5920] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5916] <... close resumed>) = 0
[pid 5917] <... write resumed>) = 16777216
[pid 5917] munmap(0x7fecde800000, 138412032) = 0
[pid 5917] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5917] close(3 <unfinished ...>
[pid 5916] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5916] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5916] exit_group(0) = ?
[pid 5916] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5916, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=21 /* 0.21 s */} ---
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5921
./strace-static-x86_64: Process 5921 attached
[pid 5921] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5921] setpgid(0, 0) = 0
[pid 5921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5921] write(3, "1000", 4) = 4
[pid 5921] close(3) = 0
[pid 5921] write(1, "executing program\n", 18executing program
) = 18
[pid 5921] memfd_create("syzkaller", 0) = 3
[pid 5921] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5919] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5920] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5917] <... close resumed>) = 0
[pid 5918] <... write resumed>) = 16777216
[pid 5917] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5917] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5917] exit_group(0) = ?
[pid 5917] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5917, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=19 /* 0.19 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5918] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5832] <... restart_syscall resumed>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5918] <... munmap resumed>) = 0
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5922
./strace-static-x86_64: Process 5922 attached
[pid 5922] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5918] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5922] <... set_robust_list resumed>) = 0
[pid 5918] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5922] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5918] close(3 <unfinished ...>
[pid 5922] <... prctl resumed>) = 0
[pid 5922] setpgid(0, 0) = 0
[pid 5922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5922] write(3, "1000", 4) = 4
[pid 5922] close(3) = 0
executing program
[pid 5922] write(1, "executing program\n", 18) = 18
[pid 5922] memfd_create("syzkaller", 0) = 3
[pid 5922] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5921] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5919] <... write resumed>) = 16777216
[pid 5919] munmap(0x7fecde800000, 138412032) = 0
[pid 5919] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5919] close(3 <unfinished ...>
[pid 5918] <... close resumed>) = 0
[pid 5922] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5920] <... write resumed>) = 16777216
[pid 5918] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5920] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5918] <... lsetxattr resumed>) = 0
[pid 5920] <... munmap resumed>) = 0
[pid 5918] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5920] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5918] <... openat resumed>) = 3
[pid 5920] close(3 <unfinished ...>
[pid 5918] exit_group(0) = ?
[pid 5918] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5918, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=14 /* 0.14 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5919] <... close resumed>) = 0
[pid 5838] <... restart_syscall resumed>) = 0
[pid 5919] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5919] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5919] exit_group(0) = ?
[pid 5921] <... write resumed>) = 16777216
[pid 5919] +++ exited with 0 +++
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5919, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=11 /* 0.11 s */} ---
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5921] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5921] <... munmap resumed>) = 0
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5923
./strace-static-x86_64: Process 5923 attached
[pid 5923] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5921] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5833] <... restart_syscall resumed>) = 0
[pid 5923] <... set_robust_list resumed>) = 0
[pid 5921] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5923] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5921] close(3 <unfinished ...>
[pid 5923] <... prctl resumed>) = 0
[pid 5923] setpgid(0, 0executing program
) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid 5923] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5833] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5923] <... openat resumed>) = 3
[pid 5923] write(3, "1000", 4) = 4
./strace-static-x86_64: Process 5924 attached
[pid 5923] close(3 <unfinished ...>
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5924
[pid 5923] <... close resumed>) = 0
[pid 5923] write(1, "executing program\n", 18) = 18
[pid 5923] memfd_create("syzkaller", 0) = 3
[pid 5923] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5924] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5920] <... close resumed>) = 0
[pid 5924] setpgid(0, 0) = 0
[pid 5924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5924] write(3, "1000", 4) = 4
[pid 5920] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5924] close(3 <unfinished ...>
[pid 5920] <... lsetxattr resumed>) = 0
[pid 5924] <... close resumed>) = 0
[pid 5920] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000executing program
<unfinished ...>
[pid 5924] write(1, "executing program\n", 18) = 18
[pid 5920] <... openat resumed>) = 3
[pid 5924] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5920] exit_group(0 <unfinished ...>
[pid 5924] <... memfd_create resumed>) = 3
[pid 5920] <... exit_group resumed>) = ?
[pid 5924] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5921] <... close resumed>) = 0
[pid 5920] +++ exited with 0 +++
[pid 5924] <... mmap resumed>) = 0x7fecde800000
[pid 5921] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5920, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=17 /* 0.17 s */} ---
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5925
./strace-static-x86_64: Process 5925 attached
[pid 5925] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5921] <... lsetxattr resumed>) = 0
[pid 5925] <... set_robust_list resumed>) = 0
[pid 5925] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5922] <... write resumed>) = 16777216
[pid 5921] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5925] <... prctl resumed>) = 0
[pid 5922] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5925] setpgid(0, 0) = 0
[pid 5925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5925] write(3, "1000", 4) = 4
[pid 5925] close(3) = 0
[pid 5922] <... munmap resumed>) = 0
[pid 5921] <... openat resumed>) = 3
executing program
[pid 5925] write(1, "executing program\n", 18 <unfinished ...>
[pid 5921] exit_group(0 <unfinished ...>
[pid 5925] <... write resumed>) = 18
[pid 5921] <... exit_group resumed>) = ?
[pid 5925] memfd_create("syzkaller", 0) = 3
[pid 5925] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5922] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5921] +++ exited with 0 +++
[pid 5925] <... mmap resumed>) = 0x7fecde800000
[pid 5922] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5922] close(3 <unfinished ...>
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5921, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=17 /* 0.17 s */} ---
[pid 5836] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5926 attached
, child_tidptr=0x55555d9bc650) = 5926
[pid 5926] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5926] setpgid(0, 0) = 0
[pid 5926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5926] write(3, "1000", 4) = 4
[pid 5926] close(3executing program
) = 0
[pid 5926] write(1, "executing program\n", 18) = 18
[pid 5926] memfd_create("syzkaller", 0) = 3
[pid 5926] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5923] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5922] <... close resumed>) = 0
[pid 5924] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5922] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5922] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5922] exit_group(0) = ?
[pid 5922] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5922, si_uid=0, si_status=0, si_utime=7 /* 0.07 s */, si_stime=14 /* 0.14 s */} ---
[pid 5925] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5832] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5927
./strace-static-x86_64: Process 5927 attached
[pid 5927] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5927] setpgid(0, 0) = 0
[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
executing program
[pid 5927] write(1, "executing program\n", 18) = 18
[pid 5927] memfd_create("syzkaller", 0) = 3
[pid 5927] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5926] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5923] <... write resumed>) = 16777216
[pid 5923] munmap(0x7fecde800000, 138412032) = 0
[pid 5923] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5923] close(3 <unfinished ...>
[pid 5925] <... write resumed>) = 16777216
[pid 5925] munmap(0x7fecde800000, 138412032) = 0
[pid 5925] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5925] close(3 <unfinished ...>
[pid 5927] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5924] <... write resumed>) = 16777216
[pid 5924] munmap(0x7fecde800000, 138412032) = 0
[pid 5924] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5924] close(3 <unfinished ...>
[pid 5926] <... write resumed>) = 16777216
[pid 5926] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5925] <... close resumed>) = 0
[pid 5923] <... close resumed>) = 0
[pid 5923] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5923] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5926] <... munmap resumed>) = 0
[pid 5923] exit_group(0 <unfinished ...>
[pid 5926] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5923] <... exit_group resumed>) = ?
[pid 5926] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5925] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5926] close(3 <unfinished ...>
[pid 5925] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5923] +++ exited with 0 +++
[pid 5925] <... openat resumed>) = 3
[pid 5925] exit_group(0 <unfinished ...>
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5923, si_uid=0, si_status=0, si_utime=6 /* 0.06 s */, si_stime=16 /* 0.16 s */} ---
[pid 5925] <... exit_group resumed>) = ?
[pid 5838] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid 5925] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5925, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=14 /* 0.14 s */} ---
[pid 5831] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid 5838] <... restart_syscall resumed>) = 0
[pid 5831] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid 5831] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5928
[pid 5838] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5929
./strace-static-x86_64: Process 5929 attached
[pid 5929] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5929] setpgid(0, 0) = 0
[pid 5929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
./strace-static-x86_64: Process 5928 attached
[pid 5929] write(3, "1000", 4) = 4
[pid 5929] close(3) = 0
executing program
[pid 5929] write(1, "executing program\n", 18) = 18
[pid 5929] memfd_create("syzkaller", 0) = 3
[pid 5929] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5928] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5928] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5928] setpgid(0, 0) = 0
[pid 5928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
executing program
[pid 5928] write(3, "1000", 4) = 4
[pid 5928] close(3) = 0
[pid 5928] write(1, "executing program\n", 18) = 18
[pid 5928] memfd_create("syzkaller", 0) = 3
[pid 5928] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5924] <... close resumed>) = 0
[pid 5924] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5924] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5924] exit_group(0) = ?
[pid 5924] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5924, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=20 /* 0.20 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5930
./strace-static-x86_64: Process 5930 attached
[pid 5930] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5930] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5930] setpgid(0, 0) = 0
[pid 5930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5930] write(3, "1000", 4) = 4
[pid 5930] close(3) = 0
executing program
[pid 5930] write(1, "executing program\n", 18) = 18
[pid 5930] memfd_create("syzkaller", 0) = 3
[pid 5930] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5927] <... write resumed>) = 16777216
[pid 5927] munmap(0x7fecde800000, 138412032) = 0
[pid 5927] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5927] close(3 <unfinished ...>
[pid 5926] <... close resumed>) = 0
[pid 5926] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5926] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5926] exit_group(0) = ?
[pid 5926] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5926, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=15 /* 0.15 s */} ---
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5931
./strace-static-x86_64: Process 5931 attached
[pid 5931] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5931] prctl(PR_SET_PDEATHSIG, SIGKILL) = 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) = 4
[pid 5931] close(3) = 0
executing program
[pid 5931] write(1, "executing program\n", 18) = 18
[pid 5931] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5929] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5931] <... memfd_create resumed>) = 3
[pid 5931] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5928] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5930] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5927] <... close resumed>) = 0
[pid 5927] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5927] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5927] exit_group(0) = ?
[pid 5927] +++ exited with 0 +++
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5927, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=12 /* 0.12 s */} ---
[pid 5832] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5932
./strace-static-x86_64: Process 5932 attached
[pid 5932] set_robust_list(0x55555d9bc660, 24) = 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) = 4
[pid 5932] close(3) = 0
executing program
[pid 5932] write(1, "executing program\n", 18) = 18
[pid 5932] memfd_create("syzkaller", 0) = 3
[pid 5932] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5931] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5929] <... write resumed>) = 16777216
[pid 5929] munmap(0x7fecde800000, 138412032) = 0
[pid 5929] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5929] close(3 <unfinished ...>
[pid 5928] <... write resumed>) = 16777216
[pid 5928] munmap(0x7fecde800000, 138412032) = 0
[pid 5928] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5928] close(3 <unfinished ...>
[pid 5930] <... write resumed>) = 16777216
[pid 5930] munmap(0x7fecde800000, 138412032) = 0
[pid 5930] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5930] close(3 <unfinished ...>
[pid 5932] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5929] <... close resumed>) = 0
[pid 5929] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5929] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5929] exit_group(0) = ?
[pid 5929] +++ exited with 0 +++
[pid 5838] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5929, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=14 /* 0.14 s */} ---
[pid 5838] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5931] <... write resumed>) = 16777216
[pid 5838] openat(AT_FDCWD, "/dev/loop4", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5838] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5931] munmap(0x7fecde800000, 138412032./strace-static-x86_64: Process 5933 attached
<unfinished ...>
[pid 5928] <... close resumed>) = 0
[pid 5928] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5838] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5933
[pid 5933] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5933] setpgid(0, 0) = 0
[pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5933] write(3, "1000", 4) = 4
[pid 5933] close(3executing program
) = 0
[pid 5928] <... lsetxattr resumed>) = 0
[pid 5933] write(1, "executing program\n", 18 <unfinished ...>
[pid 5928] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5933] <... write resumed>) = 18
[pid 5933] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5928] <... openat resumed>) = 3
[pid 5933] <... memfd_create resumed>) = 3
[pid 5933] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5928] exit_group(0) = ?
[pid 5933] <... mmap resumed>) = 0x7fecde800000
[pid 5928] +++ exited with 0 +++
[pid 5831] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5928, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=16 /* 0.16 s */} ---
[pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5831] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555d9bc650) = 5934
./strace-static-x86_64: Process 5934 attached
[pid 5934] set_robust_list(0x55555d9bc660, 24) = 0
[pid 5931] <... munmap resumed>) = 0
[pid 5934] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5934] setpgid(0, 0) = 0
[pid 5934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5934] write(3, "1000", 4) = 4
[pid 5934] close(3) = 0
[pid 5934] write(1, "executing program\n", 18executing program
) = 18
[pid 5931] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid 5934] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5930] <... close resumed>) = 0
[pid 5934] <... memfd_create resumed>) = 3
[pid 5931] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5930] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0 <unfinished ...>
[pid 5934] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5931] close(3 <unfinished ...>
[pid 5930] <... lsetxattr resumed>) = 0
[pid 5930] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5930] exit_group(0) = ?
[pid 5930] +++ exited with 0 +++
[pid 5833] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5930, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=20 /* 0.20 s */} ---
[pid 5833] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5833] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5932] <... write resumed>) = 16777216
[pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid 5932] munmap(0x7fecde800000, 138412032 <unfinished ...>
[pid 5833] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5935
./strace-static-x86_64: Process 5935 attached
[pid 5935] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5932] <... munmap resumed>) = 0
[pid 5935] <... set_robust_list resumed>) = 0
[pid 5935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5935] setpgid(0, 0) = 0
[pid 5935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5935] write(3, "1000", 4) = 4
[pid 5935] close(3) = 0
[pid 5935] write(1, "executing program\n", 18executing program
) = 18
[pid 5935] memfd_create("syzkaller", 0) = 3
[pid 5935] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fecde800000
[pid 5932] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5932] close(3 <unfinished ...>
[pid 5933] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5931] <... close resumed>) = 0
[pid 5931] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5931] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3
[pid 5931] exit_group(0) = ?
[pid 5934] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5931] +++ exited with 0 +++
[pid 5836] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5931, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=16 /* 0.16 s */} ---
[pid 5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid 5932] <... close resumed>) = 0
[pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5936 attached
<unfinished ...>
[pid 5932] lsetxattr(".", "system.posix_acl_default", "\x02\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\xee\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x80\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\x20\x00\x00\x00\x00\x00\x00\x00", 92, 0) = 0
[pid 5836] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5936
[pid 5932] openat(AT_FDCWD, "cgroup.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 <unfinished ...>
[pid 5936] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5932] <... openat resumed>) = 3
[pid 5936] <... set_robust_list resumed>) = 0
[pid 5936] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5932] exit_group(0) = ?
[pid 5932] +++ exited with 0 +++
[pid 5936] <... prctl resumed>) = 0
[pid 5936] setpgid(0, 0 <unfinished ...>
[pid 5832] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5932, si_uid=0, si_status=0, si_utime=4 /* 0.04 s */, si_stime=14 /* 0.14 s */} ---
[pid 5936] <... setpgid resumed>) = 0
[pid 5832] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid 5936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid 5936] <... openat resumed>) = 3
[pid 5832] <... openat resumed>) = -1 EBUSY (Device or resource busy)
[pid 5936] write(3, "1000", 4 <unfinished ...>
[pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5937 attached
<unfinished ...>
[pid 5936] <... write resumed>) = 4
[pid 5937] set_robust_list(0x55555d9bc660, 24 <unfinished ...>
[pid 5936] close(3 <unfinished ...>
[pid 5832] <... clone resumed>, child_tidptr=0x55555d9bc650) = 5937
[pid 5937] <... set_robust_list resumed>) = 0
[pid 5936] <... close resumed>) = 0
executing program
[pid 5937] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid 5936] write(1, "executing program\n", 18 <unfinished ...>
[pid 5937] <... prctl resumed>) = 0
[pid 5936] <... write resumed>) = 18
[pid 5936] memfd_create("syzkaller", 0 <unfinished ...>
[pid 5937] setpgid(0, 0) = 0
[pid 5936] <... memfd_create resumed>) = 3
[pid 5937] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid 5936] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5937] <... openat resumed>) = 3
[pid 5937] write(3, "1000", 4 <unfinished ...>
[pid 5936] <... mmap resumed>) = 0x7fecde800000
[pid 5937] <... write resumed>) = 4
[pid 5937] close(3) = 0
executing program
[pid 5937] write(1, "executing program\n", 18) = 18
[pid 5937] memfd_create("syzkaller", 0) = 3
[pid 5937] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid 5935] write(3, "\x02\x02\x02\x02\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216 <unfinished ...>
[pid 5937] <... mmap resumed>) = 0x7fecde800000