./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3884467097
<...>
Warning: Permanently added '10.128.1.131' (ECDSA) to the list of known hosts.
execve("./syz-executor3884467097", ["./syz-executor3884467097"], 0x7ffd9babc3e0 /* 10 vars */) = 0
brk(NULL) = 0x5555555ad000
brk(0x5555555adc40) = 0x5555555adc40
arch_prctl(ARCH_SET_FS, 0x5555555ad300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor3884467097", 4096) = 28
brk(0x5555555cec40) = 0x5555555cec40
brk(0x5555555cf000) = 0x5555555cf000
mprotect(0x7f3efc14d000, 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
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 4997
./strace-static-x86_64: Process 4997 attached
[pid 4997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 4997] setpgid(0, 0) = 0
[pid 4997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 4997] write(3, "1000", 4) = 4
[pid 4997] close(3) = 0
[pid 4997] memfd_create("syzkaller", 0) = 3
[pid 4997] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 4997] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 4997] munmap(0x7f3ef3c90000, 7629503) = 0
[ 44.835051][ T4997] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=4997 'syz-executor388'
[pid 4997] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 4997] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 4997] close(3) = 0
[pid 4997] mkdir("./file0", 0777) = 0
[pid 4997] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 44.898093][ T4997] loop0: detected capacity change from 0 to 14901
[ 44.910865][ T4997] jfs_mount: diMount failed w/rc = -5
[ 44.916709][ T4997] Mount JFS Failure: -5
[ 44.920975][ T4997] jfs_mount failed w/return code = -5
[pid 4997] ioctl(4, LOOP_CLR_FD) = 0
[pid 4997] close(4) = 0
[pid 4997] exit_group(0) = ?
[pid 4997] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4997, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 4999
./strace-static-x86_64: Process 4999 attached
[pid 4999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 4999] setpgid(0, 0) = 0
[pid 4999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 4999] write(3, "1000", 4) = 4
[pid 4999] close(3) = 0
[pid 4999] memfd_create("syzkaller", 0) = 3
[pid 4999] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 4999] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 4999] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 4999] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 4999] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 4999] close(3) = 0
[pid 4999] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 4999] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 45.048867][ T4999] loop0: detected capacity change from 0 to 14901
[ 45.059470][ T4999] jfs_mount: diMount failed w/rc = -5
[ 45.064972][ T4999] Mount JFS Failure: -5
[ 45.069289][ T4999] jfs_mount failed w/return code = -5
[pid 4999] ioctl(4, LOOP_CLR_FD) = 0
[pid 4999] close(4) = 0
[pid 4999] exit_group(0) = ?
[pid 4999] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4999, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5000
./strace-static-x86_64: Process 5000 attached
[pid 5000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5000] setpgid(0, 0) = 0
[pid 5000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5000] write(3, "1000", 4) = 4
[pid 5000] close(3) = 0
[pid 5000] memfd_create("syzkaller", 0) = 3
[pid 5000] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5000] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5000] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5000] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5000] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5000] close(3) = 0
[pid 5000] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5000] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 45.204652][ T5000] loop0: detected capacity change from 0 to 14901
[ 45.215562][ T5000] jfs_mount: diMount failed w/rc = -5
[ 45.221274][ T5000] Mount JFS Failure: -5
[ 45.225644][ T5000] jfs_mount failed w/return code = -5
[pid 5000] ioctl(4, LOOP_CLR_FD) = 0
[pid 5000] close(4) = 0
[pid 5000] exit_group(0) = ?
[pid 5000] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5000, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5001
./strace-static-x86_64: Process 5001 attached
[pid 5001] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5001] setpgid(0, 0) = 0
[pid 5001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5001] write(3, "1000", 4) = 4
[pid 5001] close(3) = 0
[pid 5001] memfd_create("syzkaller", 0) = 3
[pid 5001] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5001] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5001] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5001] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5001] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5001] close(3) = 0
[pid 5001] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5001] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 45.348128][ T5001] loop0: detected capacity change from 0 to 14901
[ 45.357731][ T5001] jfs_mount: diMount failed w/rc = -5
[ 45.363311][ T5001] Mount JFS Failure: -5
[ 45.367473][ T5001] jfs_mount failed w/return code = -5
[pid 5001] ioctl(4, LOOP_CLR_FD) = 0
[pid 5001] close(4) = 0
[pid 5001] exit_group(0) = ?
[pid 5001] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5001, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5002
./strace-static-x86_64: Process 5002 attached
[pid 5002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5002] setpgid(0, 0) = 0
[pid 5002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5002] write(3, "1000", 4) = 4
[pid 5002] close(3) = 0
[pid 5002] memfd_create("syzkaller", 0) = 3
[pid 5002] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5002] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5002] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5002] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5002] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5002] close(3) = 0
[pid 5002] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5002] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 45.510896][ T5002] loop0: detected capacity change from 0 to 14901
[ 45.520971][ T5002] jfs_mount: diMount failed w/rc = -5
[ 45.526577][ T5002] Mount JFS Failure: -5
[ 45.530826][ T5002] jfs_mount failed w/return code = -5
[pid 5002] ioctl(4, LOOP_CLR_FD) = 0
[pid 5002] close(4) = 0
[pid 5002] exit_group(0) = ?
[pid 5002] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5002, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5003
./strace-static-x86_64: Process 5003 attached
[pid 5003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5003] setpgid(0, 0) = 0
[pid 5003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5003] write(3, "1000", 4) = 4
[pid 5003] close(3) = 0
[pid 5003] memfd_create("syzkaller", 0) = 3
[pid 5003] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5003] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5003] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5003] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5003] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5003] close(3) = 0
[pid 5003] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5003] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[pid 5003] ioctl(4, LOOP_CLR_FD) = 0
[pid 5003] close(4) = 0
[pid 5003] exit_group(0) = ?
[pid 5003] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5003, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5004
[ 45.650575][ T5003] loop0: detected capacity change from 0 to 14901
[ 45.660566][ T5003] jfs_mount: diMount failed w/rc = -5
[ 45.666240][ T5003] Mount JFS Failure: -5
[ 45.670512][ T5003] jfs_mount failed w/return code = -5
./strace-static-x86_64: Process 5004 attached
[pid 5004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5004] setpgid(0, 0) = 0
[pid 5004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5004] write(3, "1000", 4) = 4
[pid 5004] close(3) = 0
[pid 5004] memfd_create("syzkaller", 0) = 3
[pid 5004] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5004] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5004] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5004] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5004] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5004] close(3) = 0
[pid 5004] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5004] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 45.785485][ T5004] loop0: detected capacity change from 0 to 14901
[ 45.795985][ T5004] jfs_mount: diMount failed w/rc = -5
[ 45.801523][ T5004] Mount JFS Failure: -5
[ 45.805667][ T5004] jfs_mount failed w/return code = -5
[pid 5004] ioctl(4, LOOP_CLR_FD) = 0
[pid 5004] close(4) = 0
[pid 5004] exit_group(0) = ?
[pid 5004] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5004, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5005
./strace-static-x86_64: Process 5005 attached
[pid 5005] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5005] setpgid(0, 0) = 0
[pid 5005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5005] write(3, "1000", 4) = 4
[pid 5005] close(3) = 0
[pid 5005] memfd_create("syzkaller", 0) = 3
[pid 5005] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5005] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5005] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5005] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5005] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5005] close(3) = 0
[pid 5005] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5005] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 45.938881][ T5005] loop0: detected capacity change from 0 to 14901
[ 45.947854][ T5005] jfs_mount: diMount failed w/rc = -5
[ 45.953647][ T5005] Mount JFS Failure: -5
[ 45.957834][ T5005] jfs_mount failed w/return code = -5
[pid 5005] ioctl(4, LOOP_CLR_FD) = 0
[pid 5005] close(4) = 0
[pid 5005] exit_group(0) = ?
[pid 5005] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5005, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5006
./strace-static-x86_64: Process 5006 attached
[pid 5006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5006] setpgid(0, 0) = 0
[pid 5006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5006] write(3, "1000", 4) = 4
[pid 5006] close(3) = 0
[pid 5006] memfd_create("syzkaller", 0) = 3
[pid 5006] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5006] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5006] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5006] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5006] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5006] close(3) = 0
[pid 5006] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5006] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 46.080567][ T5006] loop0: detected capacity change from 0 to 14901
[ 46.090133][ T5006] jfs_mount: diMount failed w/rc = -5
[ 46.095772][ T5006] Mount JFS Failure: -5
[ 46.100007][ T5006] jfs_mount failed w/return code = -5
[pid 5006] ioctl(4, LOOP_CLR_FD) = 0
[pid 5006] close(4) = 0
[pid 5006] exit_group(0) = ?
[pid 5006] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5006, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5007
./strace-static-x86_64: Process 5007 attached
[pid 5007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5007] setpgid(0, 0) = 0
[pid 5007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5007] write(3, "1000", 4) = 4
[pid 5007] close(3) = 0
[pid 5007] memfd_create("syzkaller", 0) = 3
[pid 5007] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5007] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5007] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5007] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5007] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5007] close(3) = 0
[pid 5007] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5007] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 46.228602][ T5007] loop0: detected capacity change from 0 to 14901
[ 46.238457][ T5007] jfs_mount: diMount failed w/rc = -5
[ 46.243996][ T5007] Mount JFS Failure: -5
[ 46.248155][ T5007] jfs_mount failed w/return code = -5
[pid 5007] ioctl(4, LOOP_CLR_FD) = 0
[pid 5007] close(4) = 0
[pid 5007] exit_group(0) = ?
[pid 5007] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5007, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5008
./strace-static-x86_64: Process 5008 attached
[pid 5008] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5008] setpgid(0, 0) = 0
[pid 5008] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5008] write(3, "1000", 4) = 4
[pid 5008] close(3) = 0
[pid 5008] memfd_create("syzkaller", 0) = 3
[pid 5008] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5008] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5008] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5008] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5008] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5008] close(3) = 0
[pid 5008] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5008] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 46.375931][ T5008] loop0: detected capacity change from 0 to 14901
[ 46.385635][ T5008] jfs_mount: diMount failed w/rc = -5
[ 46.391311][ T5008] Mount JFS Failure: -5
[ 46.395465][ T5008] jfs_mount failed w/return code = -5
[pid 5008] ioctl(4, LOOP_CLR_FD) = 0
[pid 5008] close(4) = 0
[pid 5008] exit_group(0) = ?
[pid 5008] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5008, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5009
./strace-static-x86_64: Process 5009 attached
[pid 5009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5009] setpgid(0, 0) = 0
[pid 5009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5009] write(3, "1000", 4) = 4
[pid 5009] close(3) = 0
[pid 5009] memfd_create("syzkaller", 0) = 3
[pid 5009] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5009] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5009] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5009] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5009] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5009] close(3) = 0
[pid 5009] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5009] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 46.526061][ T5009] loop0: detected capacity change from 0 to 14901
[ 46.536072][ T5009] jfs_mount: diMount failed w/rc = -5
[ 46.541732][ T5009] Mount JFS Failure: -5
[ 46.546596][ T5009] jfs_mount failed w/return code = -5
[pid 5009] ioctl(4, LOOP_CLR_FD) = 0
[pid 5009] close(4) = 0
[pid 5009] exit_group(0) = ?
[pid 5009] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5009, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5010
./strace-static-x86_64: Process 5010 attached
[pid 5010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5010] setpgid(0, 0) = 0
[pid 5010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5010] write(3, "1000", 4) = 4
[pid 5010] close(3) = 0
[pid 5010] memfd_create("syzkaller", 0) = 3
[pid 5010] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5010] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5010] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5010] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5010] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5010] close(3) = 0
[pid 5010] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5010] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 46.687175][ T5010] loop0: detected capacity change from 0 to 14901
[ 46.696863][ T5010] jfs_mount: diMount failed w/rc = -5
[ 46.702635][ T5010] Mount JFS Failure: -5
[ 46.706841][ T5010] jfs_mount failed w/return code = -5
[pid 5010] ioctl(4, LOOP_CLR_FD) = 0
[pid 5010] close(4) = 0
[pid 5010] exit_group(0) = ?
[pid 5010] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5010, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5011
./strace-static-x86_64: Process 5011 attached
[pid 5011] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5011] setpgid(0, 0) = 0
[pid 5011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5011] write(3, "1000", 4) = 4
[pid 5011] close(3) = 0
[pid 5011] memfd_create("syzkaller", 0) = 3
[pid 5011] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5011] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5011] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5011] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5011] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5011] close(3) = 0
[pid 5011] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5011] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 46.825111][ T5011] loop0: detected capacity change from 0 to 14901
[ 46.835507][ T5011] jfs_mount: diMount failed w/rc = -5
[ 46.841159][ T5011] Mount JFS Failure: -5
[ 46.845334][ T5011] jfs_mount failed w/return code = -5
[pid 5011] ioctl(4, LOOP_CLR_FD) = 0
[pid 5011] close(4) = 0
[pid 5011] exit_group(0) = ?
[pid 5011] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5011, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5012
./strace-static-x86_64: Process 5012 attached
[pid 5012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5012] setpgid(0, 0) = 0
[pid 5012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5012] write(3, "1000", 4) = 4
[pid 5012] close(3) = 0
[pid 5012] memfd_create("syzkaller", 0) = 3
[pid 5012] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5012] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5012] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5012] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5012] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5012] close(3) = 0
[pid 5012] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5012] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 46.978198][ T5012] loop0: detected capacity change from 0 to 14901
[ 46.987940][ T5012] jfs_mount: diMount failed w/rc = -5
[ 46.993617][ T5012] Mount JFS Failure: -5
[ 46.997787][ T5012] jfs_mount failed w/return code = -5
[pid 5012] ioctl(4, LOOP_CLR_FD) = 0
[pid 5012] close(4) = 0
[pid 5012] exit_group(0) = ?
[pid 5012] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5012, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5013
./strace-static-x86_64: Process 5013 attached
[pid 5013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5013] setpgid(0, 0) = 0
[pid 5013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5013] write(3, "1000", 4) = 4
[pid 5013] close(3) = 0
[pid 5013] memfd_create("syzkaller", 0) = 3
[pid 5013] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5013] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5013] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5013] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5013] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5013] close(3) = 0
[pid 5013] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5013] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 47.139102][ T5013] loop0: detected capacity change from 0 to 14901
[ 47.148600][ T5013] jfs_mount: diMount failed w/rc = -5
[ 47.154178][ T5013] Mount JFS Failure: -5
[ 47.158374][ T5013] jfs_mount failed w/return code = -5
[pid 5013] ioctl(4, LOOP_CLR_FD) = 0
[pid 5013] close(4) = 0
[pid 5013] exit_group(0) = ?
[pid 5013] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5013, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5014
./strace-static-x86_64: Process 5014 attached
[pid 5014] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5014] setpgid(0, 0) = 0
[pid 5014] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5014] write(3, "1000", 4) = 4
[pid 5014] close(3) = 0
[pid 5014] memfd_create("syzkaller", 0) = 3
[pid 5014] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5014] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5014] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5014] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5014] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5014] close(3) = 0
[pid 5014] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5014] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 47.298422][ T5014] loop0: detected capacity change from 0 to 14901
[ 47.307572][ T5014] jfs_mount: diMount failed w/rc = -5
[ 47.313417][ T5014] Mount JFS Failure: -5
[ 47.317627][ T5014] jfs_mount failed w/return code = -5
[pid 5014] ioctl(4, LOOP_CLR_FD) = 0
[pid 5014] close(4) = 0
[pid 5014] exit_group(0) = ?
[pid 5014] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5014, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5015
./strace-static-x86_64: Process 5015 attached
[pid 5015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5015] setpgid(0, 0) = 0
[pid 5015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5015] write(3, "1000", 4) = 4
[pid 5015] close(3) = 0
[pid 5015] memfd_create("syzkaller", 0) = 3
[pid 5015] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5015] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5015] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5015] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5015] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5015] close(3) = 0
[pid 5015] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5015] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 47.444865][ T5015] loop0: detected capacity change from 0 to 14901
[ 47.454967][ T5015] jfs_mount: diMount failed w/rc = -5
[ 47.460827][ T5015] Mount JFS Failure: -5
[ 47.464999][ T5015] jfs_mount failed w/return code = -5
[pid 5015] ioctl(4, LOOP_CLR_FD) = 0
[pid 5015] close(4) = 0
[pid 5015] exit_group(0) = ?
[pid 5015] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5015, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5016
./strace-static-x86_64: Process 5016 attached
[pid 5016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5016] setpgid(0, 0) = 0
[pid 5016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5016] write(3, "1000", 4) = 4
[pid 5016] close(3) = 0
[pid 5016] memfd_create("syzkaller", 0) = 3
[pid 5016] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5016] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5016] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5016] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5016] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5016] close(3) = 0
[pid 5016] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5016] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 47.606495][ T5016] loop0: detected capacity change from 0 to 14901
[ 47.616621][ T5016] jfs_mount: diMount failed w/rc = -5
[ 47.622409][ T5016] Mount JFS Failure: -5
[ 47.626579][ T5016] jfs_mount failed w/return code = -5
[pid 5016] ioctl(4, LOOP_CLR_FD) = 0
[pid 5016] close(4) = 0
[pid 5016] exit_group(0) = ?
[pid 5016] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5016, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5017
./strace-static-x86_64: Process 5017 attached
[pid 5017] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5017] setpgid(0, 0) = 0
[pid 5017] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5017] write(3, "1000", 4) = 4
[pid 5017] close(3) = 0
[pid 5017] memfd_create("syzkaller", 0) = 3
[pid 5017] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5017] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5017] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5017] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5017] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5017] close(3) = 0
[pid 5017] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5017] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 47.766197][ T5017] loop0: detected capacity change from 0 to 14901
[ 47.775811][ T5017] jfs_mount: diMount failed w/rc = -5
[ 47.781378][ T5017] Mount JFS Failure: -5
[ 47.785532][ T5017] jfs_mount failed w/return code = -5
[pid 5017] ioctl(4, LOOP_CLR_FD) = 0
[pid 5017] close(4) = 0
[pid 5017] exit_group(0) = ?
[pid 5017] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5017, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5018 attached
, child_tidptr=0x5555555ad5d0) = 5018
[pid 5018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5018] setpgid(0, 0) = 0
[pid 5018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5018] write(3, "1000", 4) = 4
[pid 5018] close(3) = 0
[pid 5018] memfd_create("syzkaller", 0) = 3
[pid 5018] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5018] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5018] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5018] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5018] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5018] close(3) = 0
[pid 5018] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5018] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 47.919395][ T5018] loop0: detected capacity change from 0 to 14901
[ 47.929216][ T5018] jfs_mount: diMount failed w/rc = -5
[ 47.934899][ T5018] Mount JFS Failure: -5
[ 47.939238][ T5018] jfs_mount failed w/return code = -5
[pid 5018] ioctl(4, LOOP_CLR_FD) = 0
[pid 5018] close(4) = 0
[pid 5018] exit_group(0) = ?
[pid 5018] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5018, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5019
./strace-static-x86_64: Process 5019 attached
[pid 5019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5019] setpgid(0, 0) = 0
[pid 5019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5019] write(3, "1000", 4) = 4
[pid 5019] close(3) = 0
[pid 5019] memfd_create("syzkaller", 0) = 3
[pid 5019] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5019] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5019] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5019] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5019] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5019] close(3) = 0
[pid 5019] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5019] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 48.079007][ T5019] loop0: detected capacity change from 0 to 14901
[ 48.089370][ T5019] jfs_mount: diMount failed w/rc = -5
[ 48.094911][ T5019] Mount JFS Failure: -5
[ 48.099172][ T5019] jfs_mount failed w/return code = -5
[pid 5019] ioctl(4, LOOP_CLR_FD) = 0
[pid 5019] close(4) = 0
[pid 5019] exit_group(0) = ?
[pid 5019] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5019, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5020
./strace-static-x86_64: Process 5020 attached
[pid 5020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5020] setpgid(0, 0) = 0
[pid 5020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5020] write(3, "1000", 4) = 4
[pid 5020] close(3) = 0
[pid 5020] memfd_create("syzkaller", 0) = 3
[pid 5020] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5020] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5020] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5020] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5020] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5020] close(3) = 0
[pid 5020] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5020] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 48.230766][ T5020] loop0: detected capacity change from 0 to 14901
[ 48.240126][ T5020] jfs_mount: diMount failed w/rc = -5
[ 48.245701][ T5020] Mount JFS Failure: -5
[ 48.250020][ T5020] jfs_mount failed w/return code = -5
[pid 5020] ioctl(4, LOOP_CLR_FD) = 0
[pid 5020] close(4) = 0
[pid 5020] exit_group(0) = ?
[pid 5020] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5020, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5021
./strace-static-x86_64: Process 5021 attached
[pid 5021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5021] setpgid(0, 0) = 0
[pid 5021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5021] write(3, "1000", 4) = 4
[pid 5021] close(3) = 0
[pid 5021] memfd_create("syzkaller", 0) = 3
[pid 5021] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5021] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5021] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5021] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5021] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5021] close(3) = 0
[pid 5021] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5021] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 48.387533][ T5021] loop0: detected capacity change from 0 to 14901
[ 48.397278][ T5021] jfs_mount: diMount failed w/rc = -5
[ 48.403190][ T5021] Mount JFS Failure: -5
[ 48.407360][ T5021] jfs_mount failed w/return code = -5
[pid 5021] ioctl(4, LOOP_CLR_FD) = 0
[pid 5021] close(4) = 0
[pid 5021] exit_group(0) = ?
[pid 5021] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5021, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5022
./strace-static-x86_64: Process 5022 attached
[pid 5022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5022] setpgid(0, 0) = 0
[pid 5022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5022] write(3, "1000", 4) = 4
[pid 5022] close(3) = 0
[pid 5022] memfd_create("syzkaller", 0) = 3
[pid 5022] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5022] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5022] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5022] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5022] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5022] close(3) = 0
[pid 5022] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5022] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 48.544154][ T5022] loop0: detected capacity change from 0 to 14901
[ 48.553970][ T5022] jfs_mount: diMount failed w/rc = -5
[ 48.559662][ T5022] Mount JFS Failure: -5
[ 48.564081][ T5022] jfs_mount failed w/return code = -5
[pid 5022] ioctl(4, LOOP_CLR_FD) = 0
[pid 5022] close(4) = 0
[pid 5022] exit_group(0) = ?
[pid 5022] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5022, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5023
./strace-static-x86_64: Process 5023 attached
[pid 5023] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5023] setpgid(0, 0) = 0
[pid 5023] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5023] write(3, "1000", 4) = 4
[pid 5023] close(3) = 0
[pid 5023] memfd_create("syzkaller", 0) = 3
[pid 5023] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5023] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5023] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5023] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5023] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5023] close(3) = 0
[pid 5023] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5023] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 48.695416][ T5023] loop0: detected capacity change from 0 to 14901
[ 48.705462][ T5023] jfs_mount: diMount failed w/rc = -5
[ 48.711103][ T5023] Mount JFS Failure: -5
[ 48.715287][ T5023] jfs_mount failed w/return code = -5
[pid 5023] ioctl(4, LOOP_CLR_FD) = 0
[pid 5023] close(4) = 0
[pid 5023] exit_group(0) = ?
[pid 5023] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5023, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5024 attached
, child_tidptr=0x5555555ad5d0) = 5024
[pid 5024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5024] setpgid(0, 0) = 0
[pid 5024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5024] write(3, "1000", 4) = 4
[pid 5024] close(3) = 0
[pid 5024] memfd_create("syzkaller", 0) = 3
[pid 5024] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5024] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5024] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5024] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5024] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5024] close(3) = 0
[pid 5024] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5024] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 48.837591][ T5024] loop0: detected capacity change from 0 to 14901
[ 48.847603][ T5024] jfs_mount: diMount failed w/rc = -5
[ 48.853381][ T5024] Mount JFS Failure: -5
[ 48.857577][ T5024] jfs_mount failed w/return code = -5
[pid 5024] ioctl(4, LOOP_CLR_FD) = 0
[pid 5024] close(4) = 0
[pid 5024] exit_group(0) = ?
[pid 5024] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5024, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5025
./strace-static-x86_64: Process 5025 attached
[pid 5025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5025] setpgid(0, 0) = 0
[pid 5025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5025] write(3, "1000", 4) = 4
[pid 5025] close(3) = 0
[pid 5025] memfd_create("syzkaller", 0) = 3
[pid 5025] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5025] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5025] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5025] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5025] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5025] close(3) = 0
[pid 5025] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5025] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 48.978110][ T5025] loop0: detected capacity change from 0 to 14901
[ 48.986920][ T5025] jfs_mount: diMount failed w/rc = -5
[ 48.992486][ T5025] Mount JFS Failure: -5
[ 48.996651][ T5025] jfs_mount failed w/return code = -5
[pid 5025] ioctl(4, LOOP_CLR_FD) = 0
[pid 5025] close(4) = 0
[pid 5025] exit_group(0) = ?
[pid 5025] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5025, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5026
./strace-static-x86_64: Process 5026 attached
[pid 5026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5026] setpgid(0, 0) = 0
[pid 5026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5026] write(3, "1000", 4) = 4
[pid 5026] close(3) = 0
[pid 5026] memfd_create("syzkaller", 0) = 3
[pid 5026] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5026] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5026] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5026] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5026] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5026] close(3) = 0
[pid 5026] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5026] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[pid 5026] ioctl(4, LOOP_CLR_FD) = 0
[pid 5026] close(4) = 0
[pid 5026] exit_group(0) = ?
[ 49.139831][ T5026] loop0: detected capacity change from 0 to 14901
[ 49.150409][ T5026] jfs_mount: diMount failed w/rc = -5
[ 49.155904][ T5026] Mount JFS Failure: -5
[ 49.160179][ T5026] jfs_mount failed w/return code = -5
[pid 5026] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5026, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5027
./strace-static-x86_64: Process 5027 attached
[pid 5027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5027] setpgid(0, 0) = 0
[pid 5027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5027] write(3, "1000", 4) = 4
[pid 5027] close(3) = 0
[pid 5027] memfd_create("syzkaller", 0) = 3
[pid 5027] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5027] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5027] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5027] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5027] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5027] close(3) = 0
[pid 5027] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5027] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 49.281001][ T5027] loop0: detected capacity change from 0 to 14901
[ 49.291431][ T5027] jfs_mount: diMount failed w/rc = -5
[ 49.297085][ T5027] Mount JFS Failure: -5
[ 49.301351][ T5027] jfs_mount failed w/return code = -5
[pid 5027] ioctl(4, LOOP_CLR_FD) = 0
[pid 5027] close(4) = 0
[pid 5027] exit_group(0) = ?
[pid 5027] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5027, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=5 /* 0.05 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5028
./strace-static-x86_64: Process 5028 attached
[pid 5028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5028] setpgid(0, 0) = 0
[pid 5028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5028] write(3, "1000", 4) = 4
[pid 5028] close(3) = 0
[pid 5028] memfd_create("syzkaller", 0) = 3
[pid 5028] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5028] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5028] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5028] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5028] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5028] close(3) = 0
[pid 5028] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5028] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 49.440003][ T5028] loop0: detected capacity change from 0 to 14901
[ 49.449577][ T5028] jfs_mount: diMount failed w/rc = -5
[ 49.455496][ T5028] Mount JFS Failure: -5
[ 49.459689][ T5028] jfs_mount failed w/return code = -5
[pid 5028] ioctl(4, LOOP_CLR_FD) = 0
[pid 5028] close(4) = 0
[pid 5028] exit_group(0) = ?
[pid 5028] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5028, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5029
./strace-static-x86_64: Process 5029 attached
[pid 5029] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5029] setpgid(0, 0) = 0
[pid 5029] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5029] write(3, "1000", 4) = 4
[pid 5029] close(3) = 0
[pid 5029] memfd_create("syzkaller", 0) = 3
[pid 5029] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5029] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5029] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5029] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5029] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5029] close(3) = 0
[pid 5029] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5029] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 49.581974][ T5029] loop0: detected capacity change from 0 to 14901
[ 49.592016][ T5029] jfs_mount: diMount failed w/rc = -5
[ 49.597526][ T5029] Mount JFS Failure: -5
[ 49.601713][ T5029] jfs_mount failed w/return code = -5
[pid 5029] ioctl(4, LOOP_CLR_FD) = 0
[pid 5029] close(4) = 0
[pid 5029] exit_group(0) = ?
[pid 5029] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5029, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5030
./strace-static-x86_64: Process 5030 attached
[pid 5030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5030] setpgid(0, 0) = 0
[pid 5030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5030] write(3, "1000", 4) = 4
[pid 5030] close(3) = 0
[pid 5030] memfd_create("syzkaller", 0) = 3
[pid 5030] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5030] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5030] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5030] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5030] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5030] close(3) = 0
[pid 5030] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5030] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 49.741357][ T5030] loop0: detected capacity change from 0 to 14901
[ 49.750642][ T5030] jfs_mount: diMount failed w/rc = -5
[ 49.756959][ T5030] Mount JFS Failure: -5
[ 49.761214][ T5030] jfs_mount failed w/return code = -5
[pid 5030] ioctl(4, LOOP_CLR_FD) = 0
[pid 5030] close(4) = 0
[pid 5030] exit_group(0) = ?
[pid 5030] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5030, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5031
./strace-static-x86_64: Process 5031 attached
[pid 5031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5031] setpgid(0, 0) = 0
[pid 5031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5031] write(3, "1000", 4) = 4
[pid 5031] close(3) = 0
[pid 5031] memfd_create("syzkaller", 0) = 3
[pid 5031] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5031] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5031] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5031] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5031] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5031] close(3) = 0
[pid 5031] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5031] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 49.909711][ T5031] loop0: detected capacity change from 0 to 14901
[ 49.919223][ T5031] jfs_mount: diMount failed w/rc = -5
[ 49.924810][ T5031] Mount JFS Failure: -5
[ 49.929039][ T5031] jfs_mount failed w/return code = -5
[pid 5031] ioctl(4, LOOP_CLR_FD) = 0
[pid 5031] close(4) = 0
[pid 5031] exit_group(0) = ?
[pid 5031] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5031, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5032
./strace-static-x86_64: Process 5032 attached
[pid 5032] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5032] setpgid(0, 0) = 0
[pid 5032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5032] write(3, "1000", 4) = 4
[pid 5032] close(3) = 0
[pid 5032] memfd_create("syzkaller", 0) = 3
[pid 5032] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5032] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5032] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5032] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5032] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5032] close(3) = 0
[pid 5032] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5032] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 50.054443][ T5032] loop0: detected capacity change from 0 to 14901
[ 50.064303][ T5032] jfs_mount: diMount failed w/rc = -5
[ 50.069988][ T5032] Mount JFS Failure: -5
[ 50.074389][ T5032] jfs_mount failed w/return code = -5
[pid 5032] ioctl(4, LOOP_CLR_FD) = 0
[pid 5032] close(4) = 0
[pid 5032] exit_group(0) = ?
[pid 5032] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5032, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5033
./strace-static-x86_64: Process 5033 attached
[pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5033] setpgid(0, 0) = 0
[pid 5033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5033] write(3, "1000", 4) = 4
[pid 5033] close(3) = 0
[pid 5033] memfd_create("syzkaller", 0) = 3
[pid 5033] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5033] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5033] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5033] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5033] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5033] close(3) = 0
[pid 5033] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5033] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 50.210878][ T5033] loop0: detected capacity change from 0 to 14901
[ 50.221625][ T5033] jfs_mount: diMount failed w/rc = -5
[ 50.227139][ T5033] Mount JFS Failure: -5
[ 50.231384][ T5033] jfs_mount failed w/return code = -5
[pid 5033] ioctl(4, LOOP_CLR_FD) = 0
[pid 5033] close(4) = 0
[pid 5033] exit_group(0) = ?
[pid 5033] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5033, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5034
./strace-static-x86_64: Process 5034 attached
[pid 5034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5034] setpgid(0, 0) = 0
[pid 5034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5034] write(3, "1000", 4) = 4
[pid 5034] close(3) = 0
[pid 5034] memfd_create("syzkaller", 0) = 3
[pid 5034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5034] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5034] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5034] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5034] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5034] close(3) = 0
[pid 5034] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5034] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 50.363508][ T5034] loop0: detected capacity change from 0 to 14901
[ 50.373311][ T5034] jfs_mount: diMount failed w/rc = -5
[ 50.378920][ T5034] Mount JFS Failure: -5
[ 50.383098][ T5034] jfs_mount failed w/return code = -5
[pid 5034] ioctl(4, LOOP_CLR_FD) = 0
[pid 5034] close(4) = 0
[pid 5034] exit_group(0) = ?
[pid 5034] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5034, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5035 attached
, child_tidptr=0x5555555ad5d0) = 5035
[pid 5035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5035] setpgid(0, 0) = 0
[pid 5035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5035] write(3, "1000", 4) = 4
[pid 5035] close(3) = 0
[pid 5035] memfd_create("syzkaller", 0) = 3
[pid 5035] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5035] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5035] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5035] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5035] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5035] close(3) = 0
[pid 5035] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5035] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 50.513077][ T5035] loop0: detected capacity change from 0 to 14901
[ 50.522599][ T5035] jfs_mount: diMount failed w/rc = -5
[ 50.528136][ T5035] Mount JFS Failure: -5
[ 50.532737][ T5035] jfs_mount failed w/return code = -5
[pid 5035] ioctl(4, LOOP_CLR_FD) = 0
[pid 5035] close(4) = 0
[pid 5035] exit_group(0) = ?
[pid 5035] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5035, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5036
./strace-static-x86_64: Process 5036 attached
[pid 5036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5036] setpgid(0, 0) = 0
[pid 5036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5036] write(3, "1000", 4) = 4
[pid 5036] close(3) = 0
[pid 5036] memfd_create("syzkaller", 0) = 3
[pid 5036] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5036] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5036] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5036] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5036] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5036] close(3) = 0
[pid 5036] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5036] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 50.677394][ T5036] loop0: detected capacity change from 0 to 14901
[ 50.687457][ T5036] jfs_mount: diMount failed w/rc = -5
[ 50.693174][ T5036] Mount JFS Failure: -5
[ 50.697380][ T5036] jfs_mount failed w/return code = -5
[pid 5036] ioctl(4, LOOP_CLR_FD) = 0
[pid 5036] close(4) = 0
[pid 5036] exit_group(0) = ?
[pid 5036] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5036, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5037
./strace-static-x86_64: Process 5037 attached
[pid 5037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5037] setpgid(0, 0) = 0
[pid 5037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5037] write(3, "1000", 4) = 4
[pid 5037] close(3) = 0
[pid 5037] memfd_create("syzkaller", 0) = 3
[pid 5037] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5037] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5037] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5037] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5037] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5037] close(3) = 0
[pid 5037] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5037] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 50.831542][ T5037] loop0: detected capacity change from 0 to 14901
[ 50.840996][ T5037] jfs_mount: diMount failed w/rc = -5
[ 50.846496][ T5037] Mount JFS Failure: -5
[ 50.850689][ T5037] jfs_mount failed w/return code = -5
[pid 5037] ioctl(4, LOOP_CLR_FD) = 0
[pid 5037] close(4) = 0
[pid 5037] exit_group(0) = ?
[pid 5037] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5037, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5038
./strace-static-x86_64: Process 5038 attached
[pid 5038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5038] setpgid(0, 0) = 0
[pid 5038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5038] write(3, "1000", 4) = 4
[pid 5038] close(3) = 0
[pid 5038] memfd_create("syzkaller", 0) = 3
[pid 5038] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5038] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5038] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5038] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5038] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5038] close(3) = 0
[pid 5038] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5038] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 50.983993][ T5038] loop0: detected capacity change from 0 to 14901
[ 50.993140][ T5038] jfs_mount: diMount failed w/rc = -5
[ 50.998792][ T5038] Mount JFS Failure: -5
[ 51.002968][ T5038] jfs_mount failed w/return code = -5
[pid 5038] ioctl(4, LOOP_CLR_FD) = 0
[pid 5038] close(4) = 0
[pid 5038] exit_group(0) = ?
[pid 5038] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5038, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5039
./strace-static-x86_64: Process 5039 attached
[pid 5039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5039] setpgid(0, 0) = 0
[pid 5039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5039] write(3, "1000", 4) = 4
[pid 5039] close(3) = 0
[pid 5039] memfd_create("syzkaller", 0) = 3
[pid 5039] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5039] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5039] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5039] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5039] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5039] close(3) = 0
[pid 5039] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5039] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 51.145049][ T5039] loop0: detected capacity change from 0 to 14901
[ 51.155172][ T5039] jfs_mount: diMount failed w/rc = -5
[ 51.160769][ T5039] Mount JFS Failure: -5
[ 51.164909][ T5039] jfs_mount failed w/return code = -5
[pid 5039] ioctl(4, LOOP_CLR_FD) = 0
[pid 5039] close(4) = 0
[pid 5039] exit_group(0) = ?
[pid 5039] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5039, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5040
./strace-static-x86_64: Process 5040 attached
[pid 5040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5040] setpgid(0, 0) = 0
[pid 5040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5040] write(3, "1000", 4) = 4
[pid 5040] close(3) = 0
[pid 5040] memfd_create("syzkaller", 0) = 3
[pid 5040] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5040] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5040] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5040] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5040] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5040] close(3) = 0
[pid 5040] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5040] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 51.295785][ T5040] loop0: detected capacity change from 0 to 14901
[ 51.305505][ T5040] jfs_mount: diMount failed w/rc = -5
[ 51.311446][ T5040] Mount JFS Failure: -5
[ 51.315598][ T5040] jfs_mount failed w/return code = -5
[pid 5040] ioctl(4, LOOP_CLR_FD) = 0
[pid 5040] close(4) = 0
[pid 5040] exit_group(0) = ?
[pid 5040] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5040, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5041
./strace-static-x86_64: Process 5041 attached
[pid 5041] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5041] setpgid(0, 0) = 0
[pid 5041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5041] write(3, "1000", 4) = 4
[pid 5041] close(3) = 0
[pid 5041] memfd_create("syzkaller", 0) = 3
[pid 5041] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5041] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5041] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5041] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5041] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5041] close(3) = 0
[pid 5041] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5041] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 51.441945][ T5041] loop0: detected capacity change from 0 to 14901
[ 51.451173][ T5041] jfs_mount: diMount failed w/rc = -5
[ 51.456810][ T5041] Mount JFS Failure: -5
[ 51.461095][ T5041] jfs_mount failed w/return code = -5
[pid 5041] ioctl(4, LOOP_CLR_FD) = 0
[pid 5041] close(4) = 0
[pid 5041] exit_group(0) = ?
[pid 5041] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5041, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5042 attached
, child_tidptr=0x5555555ad5d0) = 5042
[pid 5042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5042] setpgid(0, 0) = 0
[pid 5042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5042] write(3, "1000", 4) = 4
[pid 5042] close(3) = 0
[pid 5042] memfd_create("syzkaller", 0) = 3
[pid 5042] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5042] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5042] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5042] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5042] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5042] close(3) = 0
[pid 5042] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5042] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 51.583729][ T5042] loop0: detected capacity change from 0 to 14901
[ 51.593364][ T5042] jfs_mount: diMount failed w/rc = -5
[ 51.598926][ T5042] Mount JFS Failure: -5
[ 51.603088][ T5042] jfs_mount failed w/return code = -5
[pid 5042] ioctl(4, LOOP_CLR_FD) = 0
[pid 5042] close(4) = 0
[pid 5042] exit_group(0) = ?
[pid 5042] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5042, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5043
./strace-static-x86_64: Process 5043 attached
[pid 5043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5043] setpgid(0, 0) = 0
[pid 5043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5043] write(3, "1000", 4) = 4
[pid 5043] close(3) = 0
[pid 5043] memfd_create("syzkaller", 0) = 3
[pid 5043] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5043] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5043] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5043] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5043] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5043] close(3) = 0
[pid 5043] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5043] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 51.731693][ T5043] loop0: detected capacity change from 0 to 14901
[ 51.740754][ T5043] jfs_mount: diMount failed w/rc = -5
[ 51.746503][ T5043] Mount JFS Failure: -5
[ 51.750771][ T5043] jfs_mount failed w/return code = -5
[pid 5043] ioctl(4, LOOP_CLR_FD) = 0
[pid 5043] close(4) = 0
[pid 5043] exit_group(0) = ?
[pid 5043] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5043, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5044
./strace-static-x86_64: Process 5044 attached
[pid 5044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5044] setpgid(0, 0) = 0
[pid 5044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5044] write(3, "1000", 4) = 4
[pid 5044] close(3) = 0
[pid 5044] memfd_create("syzkaller", 0) = 3
[pid 5044] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5044] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5044] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5044] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5044] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5044] close(3) = 0
[pid 5044] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5044] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 51.874070][ T5044] loop0: detected capacity change from 0 to 14901
[ 51.883993][ T5044] jfs_mount: diMount failed w/rc = -5
[ 51.889684][ T5044] Mount JFS Failure: -5
[ 51.893859][ T5044] jfs_mount failed w/return code = -5
[pid 5044] ioctl(4, LOOP_CLR_FD) = 0
[pid 5044] close(4) = 0
[pid 5044] exit_group(0) = ?
[pid 5044] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5044, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5045
./strace-static-x86_64: Process 5045 attached
[pid 5045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5045] setpgid(0, 0) = 0
[pid 5045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5045] write(3, "1000", 4) = 4
[pid 5045] close(3) = 0
[pid 5045] memfd_create("syzkaller", 0) = 3
[pid 5045] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5045] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5045] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5045] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5045] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5045] close(3) = 0
[pid 5045] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5045] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 52.036624][ T5045] loop0: detected capacity change from 0 to 14901
[ 52.046077][ T5045] jfs_mount: diMount failed w/rc = -5
[ 52.051672][ T5045] Mount JFS Failure: -5
[ 52.055815][ T5045] jfs_mount failed w/return code = -5
[pid 5045] ioctl(4, LOOP_CLR_FD) = 0
[pid 5045] close(4) = 0
[pid 5045] exit_group(0) = ?
[pid 5045] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5045, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5046
./strace-static-x86_64: Process 5046 attached
[pid 5046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5046] setpgid(0, 0) = 0
[pid 5046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5046] write(3, "1000", 4) = 4
[pid 5046] close(3) = 0
[pid 5046] memfd_create("syzkaller", 0) = 3
[pid 5046] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5046] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5046] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5046] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5046] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5046] close(3) = 0
[pid 5046] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5046] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 52.189704][ T5046] loop0: detected capacity change from 0 to 14901
[ 52.201872][ T5046] jfs_mount: diMount failed w/rc = -5
[ 52.207772][ T5046] Mount JFS Failure: -5
[ 52.212036][ T5046] jfs_mount failed w/return code = -5
[pid 5046] ioctl(4, LOOP_CLR_FD) = 0
[pid 5046] close(4) = 0
[pid 5046] exit_group(0) = ?
[pid 5046] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5046, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5047
./strace-static-x86_64: Process 5047 attached
[pid 5047] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5047] setpgid(0, 0) = 0
[pid 5047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5047] write(3, "1000", 4) = 4
[pid 5047] close(3) = 0
[pid 5047] memfd_create("syzkaller", 0) = 3
[pid 5047] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5047] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5047] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5047] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5047] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5047] close(3) = 0
[pid 5047] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5047] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 52.336123][ T5047] loop0: detected capacity change from 0 to 14901
[ 52.345117][ T5047] jfs_mount: diMount failed w/rc = -5
[ 52.351038][ T5047] Mount JFS Failure: -5
[ 52.355210][ T5047] jfs_mount failed w/return code = -5
[pid 5047] ioctl(4, LOOP_CLR_FD) = 0
[pid 5047] close(4) = 0
[pid 5047] exit_group(0) = ?
[pid 5047] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5047, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5048
./strace-static-x86_64: Process 5048 attached
[pid 5048] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5048] setpgid(0, 0) = 0
[pid 5048] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5048] write(3, "1000", 4) = 4
[pid 5048] close(3) = 0
[pid 5048] memfd_create("syzkaller", 0) = 3
[pid 5048] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5048] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5048] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5048] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5048] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5048] close(3) = 0
[pid 5048] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5048] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 52.491527][ T5048] loop0: detected capacity change from 0 to 14901
[ 52.500789][ T5048] jfs_mount: diMount failed w/rc = -5
[ 52.506462][ T5048] Mount JFS Failure: -5
[ 52.510690][ T5048] jfs_mount failed w/return code = -5
[pid 5048] ioctl(4, LOOP_CLR_FD) = 0
[pid 5048] close(4) = 0
[pid 5048] exit_group(0) = ?
[pid 5048] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5048, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5049
./strace-static-x86_64: Process 5049 attached
[pid 5049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5049] setpgid(0, 0) = 0
[pid 5049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5049] write(3, "1000", 4) = 4
[pid 5049] close(3) = 0
[pid 5049] memfd_create("syzkaller", 0) = 3
[pid 5049] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5049] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5049] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5049] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5049] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5049] close(3) = 0
[pid 5049] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5049] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[pid 5049] ioctl(4, LOOP_CLR_FD) = 0
[pid 5049] close(4) = 0
[pid 5049] exit_group(0) = ?
[ 52.640675][ T5049] loop0: detected capacity change from 0 to 14901
[ 52.651025][ T5049] jfs_mount: diMount failed w/rc = -5
[ 52.656526][ T5049] Mount JFS Failure: -5
[ 52.660808][ T5049] jfs_mount failed w/return code = -5
[pid 5049] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5049, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5050
./strace-static-x86_64: Process 5050 attached
[pid 5050] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5050] setpgid(0, 0) = 0
[pid 5050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5050] write(3, "1000", 4) = 4
[pid 5050] close(3) = 0
[pid 5050] memfd_create("syzkaller", 0) = 3
[pid 5050] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5050] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5050] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5050] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5050] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5050] close(3) = 0
[pid 5050] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5050] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 52.787089][ T5050] loop0: detected capacity change from 0 to 14901
[ 52.796360][ T5050] jfs_mount: diMount failed w/rc = -5
[ 52.802007][ T5050] Mount JFS Failure: -5
[ 52.806160][ T5050] jfs_mount failed w/return code = -5
[pid 5050] ioctl(4, LOOP_CLR_FD) = 0
[pid 5050] close(4) = 0
[pid 5050] exit_group(0) = ?
[pid 5050] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5050, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5051
./strace-static-x86_64: Process 5051 attached
[pid 5051] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5051] setpgid(0, 0) = 0
[pid 5051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5051] write(3, "1000", 4) = 4
[pid 5051] close(3) = 0
[pid 5051] memfd_create("syzkaller", 0) = 3
[pid 5051] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5051] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5051] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5051] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5051] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5051] close(3) = 0
[pid 5051] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5051] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 52.945556][ T5051] loop0: detected capacity change from 0 to 14901
[ 52.955109][ T5051] jfs_mount: diMount failed w/rc = -5
[ 52.960949][ T5051] Mount JFS Failure: -5
[ 52.965120][ T5051] jfs_mount failed w/return code = -5
[pid 5051] ioctl(4, LOOP_CLR_FD) = 0
[pid 5051] close(4) = 0
[pid 5051] exit_group(0) = ?
[pid 5051] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5051, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5052
./strace-static-x86_64: Process 5052 attached
[pid 5052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5052] setpgid(0, 0) = 0
[pid 5052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5052] write(3, "1000", 4) = 4
[pid 5052] close(3) = 0
[pid 5052] memfd_create("syzkaller", 0) = 3
[pid 5052] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5052] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5052] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5052] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5052] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5052] close(3) = 0
[pid 5052] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5052] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 53.105589][ T5052] loop0: detected capacity change from 0 to 14901
[ 53.115420][ T5052] jfs_mount: diMount failed w/rc = -5
[ 53.121098][ T5052] Mount JFS Failure: -5
[ 53.125417][ T5052] jfs_mount failed w/return code = -5
[pid 5052] ioctl(4, LOOP_CLR_FD) = 0
[pid 5052] close(4) = 0
[pid 5052] exit_group(0) = ?
[pid 5052] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5052, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5053
./strace-static-x86_64: Process 5053 attached
[pid 5053] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5053] setpgid(0, 0) = 0
[pid 5053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5053] write(3, "1000", 4) = 4
[pid 5053] close(3) = 0
[pid 5053] memfd_create("syzkaller", 0) = 3
[pid 5053] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5053] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5053] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5053] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5053] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5053] close(3) = 0
[pid 5053] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5053] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 53.255649][ T5053] loop0: detected capacity change from 0 to 14901
[ 53.265091][ T5053] jfs_mount: diMount failed w/rc = -5
[ 53.271360][ T5053] Mount JFS Failure: -5
[ 53.275515][ T5053] jfs_mount failed w/return code = -5
[pid 5053] ioctl(4, LOOP_CLR_FD) = 0
[pid 5053] close(4) = 0
[pid 5053] exit_group(0) = ?
[pid 5053] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5053, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5054
./strace-static-x86_64: Process 5054 attached
[pid 5054] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5054] setpgid(0, 0) = 0
[pid 5054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5054] write(3, "1000", 4) = 4
[pid 5054] close(3) = 0
[pid 5054] memfd_create("syzkaller", 0) = 3
[pid 5054] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5054] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5054] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5054] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5054] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5054] close(3) = 0
[pid 5054] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5054] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 53.408909][ T5054] loop0: detected capacity change from 0 to 14901
[ 53.419985][ T5054] jfs_mount: diMount failed w/rc = -5
[ 53.425512][ T5054] Mount JFS Failure: -5
[ 53.429812][ T5054] jfs_mount failed w/return code = -5
[pid 5054] ioctl(4, LOOP_CLR_FD) = 0
[pid 5054] close(4) = 0
[pid 5054] exit_group(0) = ?
[pid 5054] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5054, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5055
./strace-static-x86_64: Process 5055 attached
[pid 5055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5055] setpgid(0, 0) = 0
[pid 5055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5055] write(3, "1000", 4) = 4
[pid 5055] close(3) = 0
[pid 5055] memfd_create("syzkaller", 0) = 3
[pid 5055] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5055] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5055] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5055] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5055] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5055] close(3) = 0
[pid 5055] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5055] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 53.564676][ T5055] loop0: detected capacity change from 0 to 14901
[ 53.573911][ T5055] jfs_mount: diMount failed w/rc = -5
[ 53.579631][ T5055] Mount JFS Failure: -5
[ 53.583804][ T5055] jfs_mount failed w/return code = -5
[pid 5055] ioctl(4, LOOP_CLR_FD) = 0
[pid 5055] close(4) = 0
[pid 5055] exit_group(0) = ?
[pid 5055] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5055, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5056
./strace-static-x86_64: Process 5056 attached
[pid 5056] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5056] setpgid(0, 0) = 0
[pid 5056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5056] write(3, "1000", 4) = 4
[pid 5056] close(3) = 0
[pid 5056] memfd_create("syzkaller", 0) = 3
[pid 5056] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5056] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5056] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5056] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5056] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5056] close(3) = 0
[pid 5056] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5056] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 53.716671][ T5056] loop0: detected capacity change from 0 to 14901
[ 53.725976][ T5056] jfs_mount: diMount failed w/rc = -5
[ 53.731657][ T5056] Mount JFS Failure: -5
[ 53.735808][ T5056] jfs_mount failed w/return code = -5
[pid 5056] ioctl(4, LOOP_CLR_FD) = 0
[pid 5056] close(4) = 0
[pid 5056] exit_group(0) = ?
[pid 5056] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5056, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5057
./strace-static-x86_64: Process 5057 attached
[pid 5057] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5057] setpgid(0, 0) = 0
[pid 5057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5057] write(3, "1000", 4) = 4
[pid 5057] close(3) = 0
[pid 5057] memfd_create("syzkaller", 0) = 3
[pid 5057] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5057] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5057] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5057] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5057] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5057] close(3) = 0
[pid 5057] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5057] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 53.858755][ T5057] loop0: detected capacity change from 0 to 14901
[ 53.869040][ T5057] jfs_mount: diMount failed w/rc = -5
[ 53.874579][ T5057] Mount JFS Failure: -5
[ 53.878799][ T5057] jfs_mount failed w/return code = -5
[pid 5057] ioctl(4, LOOP_CLR_FD) = 0
[pid 5057] close(4) = 0
[pid 5057] exit_group(0) = ?
[pid 5057] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5057, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5058
./strace-static-x86_64: Process 5058 attached
[pid 5058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5058] setpgid(0, 0) = 0
[pid 5058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5058] write(3, "1000", 4) = 4
[pid 5058] close(3) = 0
[pid 5058] memfd_create("syzkaller", 0) = 3
[pid 5058] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5058] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5058] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5058] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5058] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5058] close(3) = 0
[pid 5058] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5058] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 54.029679][ T5058] loop0: detected capacity change from 0 to 14901
[ 54.039068][ T5058] jfs_mount: diMount failed w/rc = -5
[ 54.044917][ T5058] Mount JFS Failure: -5
[ 54.049328][ T5058] jfs_mount failed w/return code = -5
[pid 5058] ioctl(4, LOOP_CLR_FD) = 0
[pid 5058] close(4) = 0
[pid 5058] exit_group(0) = ?
[pid 5058] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5058, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5059 attached
, child_tidptr=0x5555555ad5d0) = 5059
[pid 5059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5059] setpgid(0, 0) = 0
[pid 5059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5059] write(3, "1000", 4) = 4
[pid 5059] close(3) = 0
[pid 5059] memfd_create("syzkaller", 0) = 3
[pid 5059] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5059] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5059] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5059] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5059] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5059] close(3) = 0
[pid 5059] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5059] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 54.181309][ T5059] loop0: detected capacity change from 0 to 14901
[ 54.190949][ T5059] jfs_mount: diMount failed w/rc = -5
[ 54.196558][ T5059] Mount JFS Failure: -5
[ 54.200775][ T5059] jfs_mount failed w/return code = -5
[pid 5059] ioctl(4, LOOP_CLR_FD) = 0
[pid 5059] close(4) = 0
[pid 5059] exit_group(0) = ?
[pid 5059] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5059, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5060
./strace-static-x86_64: Process 5060 attached
[pid 5060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5060] setpgid(0, 0) = 0
[pid 5060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5060] write(3, "1000", 4) = 4
[pid 5060] close(3) = 0
[pid 5060] memfd_create("syzkaller", 0) = 3
[pid 5060] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5060] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5060] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5060] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5060] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5060] close(3) = 0
[pid 5060] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5060] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 54.324341][ T5060] loop0: detected capacity change from 0 to 14901
[ 54.333913][ T5060] jfs_mount: diMount failed w/rc = -5
[ 54.339618][ T5060] Mount JFS Failure: -5
[ 54.343766][ T5060] jfs_mount failed w/return code = -5
[pid 5060] ioctl(4, LOOP_CLR_FD) = 0
[pid 5060] close(4) = 0
[pid 5060] exit_group(0) = ?
[pid 5060] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5060, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=6 /* 0.06 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5061
./strace-static-x86_64: Process 5061 attached
[pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5061] setpgid(0, 0) = 0
[pid 5061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5061] write(3, "1000", 4) = 4
[pid 5061] close(3) = 0
[pid 5061] memfd_create("syzkaller", 0) = 3
[pid 5061] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5061] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5061] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5061] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5061] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5061] close(3) = 0
[pid 5061] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5061] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 54.471770][ T5061] loop0: detected capacity change from 0 to 14901
[ 54.481131][ T5061] jfs_mount: diMount failed w/rc = -5
[ 54.487046][ T5061] Mount JFS Failure: -5
[ 54.491520][ T5061] jfs_mount failed w/return code = -5
[pid 5061] ioctl(4, LOOP_CLR_FD) = 0
[pid 5061] close(4) = 0
[pid 5061] exit_group(0) = ?
[pid 5061] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5061, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5062
./strace-static-x86_64: Process 5062 attached
[pid 5062] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5062] setpgid(0, 0) = 0
[pid 5062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5062] write(3, "1000", 4) = 4
[pid 5062] close(3) = 0
[pid 5062] memfd_create("syzkaller", 0) = 3
[pid 5062] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5062] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5062] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5062] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5062] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5062] close(3) = 0
[pid 5062] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5062] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 54.620614][ T5062] loop0: detected capacity change from 0 to 14901
[ 54.630619][ T5062] jfs_mount: diMount failed w/rc = -5
[ 54.636126][ T5062] Mount JFS Failure: -5
[ 54.640340][ T5062] jfs_mount failed w/return code = -5
[pid 5062] ioctl(4, LOOP_CLR_FD) = 0
[pid 5062] close(4) = 0
[pid 5062] exit_group(0) = ?
[pid 5062] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5062, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5063
./strace-static-x86_64: Process 5063 attached
[pid 5063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5063] setpgid(0, 0) = 0
[pid 5063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5063] write(3, "1000", 4) = 4
[pid 5063] close(3) = 0
[pid 5063] memfd_create("syzkaller", 0) = 3
[pid 5063] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5063] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5063] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5063] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5063] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5063] close(3) = 0
[pid 5063] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5063] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 54.780331][ T5063] loop0: detected capacity change from 0 to 14901
[ 54.790206][ T5063] jfs_mount: diMount failed w/rc = -5
[ 54.795837][ T5063] Mount JFS Failure: -5
[ 54.800124][ T5063] jfs_mount failed w/return code = -5
[pid 5063] ioctl(4, LOOP_CLR_FD) = 0
[pid 5063] close(4) = 0
[pid 5063] exit_group(0) = ?
[pid 5063] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5063, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5064
./strace-static-x86_64: Process 5064 attached
[pid 5064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5064] setpgid(0, 0) = 0
[pid 5064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5064] write(3, "1000", 4) = 4
[pid 5064] close(3) = 0
[pid 5064] memfd_create("syzkaller", 0) = 3
[pid 5064] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5064] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5064] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5064] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5064] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5064] close(3) = 0
[pid 5064] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5064] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 54.924197][ T5064] loop0: detected capacity change from 0 to 14901
[ 54.934002][ T5064] jfs_mount: diMount failed w/rc = -5
[ 54.939629][ T5064] Mount JFS Failure: -5
[ 54.943983][ T5064] jfs_mount failed w/return code = -5
[pid 5064] ioctl(4, LOOP_CLR_FD) = 0
[pid 5064] close(4) = 0
[pid 5064] exit_group(0) = ?
[pid 5064] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5064, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
restart_syscall(<... resuming interrupted clone ...>) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5065
./strace-static-x86_64: Process 5065 attached
[pid 5065] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5065] setpgid(0, 0) = 0
[pid 5065] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5065] write(3, "1000", 4) = 4
[pid 5065] close(3) = 0
[pid 5065] memfd_create("syzkaller", 0) = 3
[pid 5065] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5065] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5065] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5065] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5065] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5065] close(3) = 0
[pid 5065] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5065] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 55.084254][ T5065] loop0: detected capacity change from 0 to 14901
[ 55.093279][ T5065] jfs_mount: diMount failed w/rc = -5
[ 55.098951][ T5065] Mount JFS Failure: -5
[ 55.103107][ T5065] jfs_mount failed w/return code = -5
[pid 5065] ioctl(4, LOOP_CLR_FD) = 0
[pid 5065] close(4) = 0
[pid 5065] exit_group(0) = ?
[pid 5065] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5065, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5066
./strace-static-x86_64: Process 5066 attached
[pid 5066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5066] setpgid(0, 0) = 0
[pid 5066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5066] write(3, "1000", 4) = 4
[pid 5066] close(3) = 0
[pid 5066] memfd_create("syzkaller", 0) = 3
[pid 5066] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5066] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5066] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5066] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5066] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5066] close(3) = 0
[pid 5066] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[pid 5066] mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC, "") = -1 EINVAL (Invalid argument)
[ 55.240825][ T5066] loop0: detected capacity change from 0 to 14901
[ 55.250783][ T5066] jfs_mount: diMount failed w/rc = -5
[ 55.256284][ T5066] Mount JFS Failure: -5
[ 55.260474][ T5066] jfs_mount failed w/return code = -5
[pid 5066] ioctl(4, LOOP_CLR_FD) = 0
[pid 5066] close(4) = 0
[pid 5066] exit_group(0) = ?
[pid 5066] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5066, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=4 /* 0.04 s */} ---
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3
ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address)
close(3) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555555ad5d0) = 5067
./strace-static-x86_64: Process 5067 attached
[pid 5067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5067] setpgid(0, 0) = 0
[pid 5067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5067] write(3, "1000", 4) = 4
[pid 5067] close(3) = 0
[pid 5067] memfd_create("syzkaller", 0) = 3
[pid 5067] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f3ef3c90000
[pid 5067] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 7629503) = 7629503
[pid 5067] munmap(0x7f3ef3c90000, 7629503) = 0
[pid 5067] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5067] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5067] close(3) = 0
[pid 5067] mkdir("./file0", 0777) = -1 EEXIST (File exists)
[ 55.374524][ T5067] loop0: detected capacity change from 0 to 14901
[ 55.384031][ T5067] jfs_mount: diMount failed w/rc = -5
[ 55.389537][ T5067] ==================================================================
[ 55.397579][ T5067] BUG: KASAN: slab-use-after-free in diFree+0x19eb/0x26b0
[ 55.404706][ T5067] Read of size 4 at addr ffff88807fc38004 by task syz-executor388/5067
[ 55.413043][ T5067]
[ 55.415361][ T5067] CPU: 1 PID: 5067 Comm: syz-executor388 Not tainted 6.4.0-rc2-syzkaller-00015-g1b66c114d161 #0
[ 55.425788][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 55.436222][ T5067] Call Trace:
[ 55.439506][ T5067]
[ 55.442427][ T5067] dump_stack_lvl+0xd9/0x150
[ 55.447029][ T5067] print_address_description.constprop.0+0x2c/0x3c0
[ 55.453643][ T5067] ? diFree+0x19eb/0x26b0
[ 55.458006][ T5067] kasan_report+0x11c/0x130
[ 55.462619][ T5067] ? diFree+0x19eb/0x26b0
[ 55.466952][ T5067] diFree+0x19eb/0x26b0
[ 55.471115][ T5067] ? truncate_inode_partial_folio+0x750/0x750
[ 55.477183][ T5067] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 55.483161][ T5067] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 55.489142][ T5067] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 55.495117][ T5067] ? diWrite+0x1590/0x1590
[ 55.499537][ T5067] ? __dquot_initialize+0x295/0xbe0
[ 55.504739][ T5067] ? find_held_lock+0x2d/0x110
[ 55.509493][ T5067] ? dquot_get_next_dqblk+0x180/0x180
[ 55.514972][ T5067] ? lock_downgrade+0x690/0x690
[ 55.519817][ T5067] ? cpuacct_css_alloc+0x160/0x160
[ 55.524927][ T5067] ? spin_bug+0x1c0/0x1c0
[ 55.529250][ T5067] jfs_evict_inode+0x3de/0x4c0
[ 55.534094][ T5067] ? jfs_write_inode+0x240/0x240
[ 55.539023][ T5067] evict+0x2ed/0x6b0
[ 55.542912][ T5067] iput.part.0+0x50a/0x740
[ 55.547323][ T5067] iput+0x5c/0x80
[ 55.551132][ T5067] diFreeSpecial+0x7b/0x110
[ 55.555631][ T5067] jfs_mount+0x481/0x8b0
[ 55.559892][ T5067] jfs_fill_super+0x5a8/0xd40
[ 55.564563][ T5067] ? jfs_remount+0x660/0x660
[ 55.569148][ T5067] ? set_blocksize+0x2d8/0x370
[ 55.573908][ T5067] mount_bdev+0x357/0x420
[ 55.578226][ T5067] ? jfs_remount+0x660/0x660
[ 55.582815][ T5067] ? jfs_get_dquots+0x20/0x20
[ 55.587480][ T5067] legacy_get_tree+0x109/0x220
[ 55.592239][ T5067] vfs_get_tree+0x8d/0x350
[ 55.596651][ T5067] path_mount+0x134b/0x1e40
[ 55.601149][ T5067] ? kmem_cache_free+0xe9/0x480
[ 55.605993][ T5067] ? finish_automount+0x9b0/0x9b0
[ 55.611030][ T5067] ? putname+0x102/0x140
[ 55.615266][ T5067] __x64_sys_mount+0x283/0x300
[ 55.620044][ T5067] ? copy_mnt_ns+0xb30/0xb30
[ 55.624622][ T5067] ? lockdep_hardirqs_on+0x7d/0x100
[ 55.629812][ T5067] ? _raw_spin_unlock_irq+0x2e/0x50
[ 55.635000][ T5067] ? ptrace_notify+0xfe/0x140
[ 55.639670][ T5067] do_syscall_64+0x39/0xb0
[ 55.644080][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 55.649966][ T5067] RIP: 0033:0x7f3efc0de5ea
[ 55.654366][ T5067] Code: 48 c7 c2 c0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 a8 00 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 55.673987][ T5067] RSP: 002b:00007ffc433d0318 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 55.682392][ T5067] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3efc0de5ea
[ 55.690352][ T5067] RDX: 0000000020005d00 RSI: 0000000020000040 RDI: 00007ffc433d0330
[ 55.698310][ T5067] RBP: 00007ffc433d0330 R08: 00007ffc433d0370 R09: 0000000000000002
[ 55.706271][ T5067] R10: 0000000000000080 R11: 0000000000000282 R12: 0000000000000004
[ 55.714226][ T5067] R13: 00005555555ad2c0 R14: 0000000000000080 R15: 00007ffc433d0370
[ 55.722286][ T5067]
[ 55.725297][ T5067]
[ 55.727602][ T5067] Allocated by task 4998:
[ 55.731923][ T5067] kasan_save_stack+0x22/0x40
[ 55.736598][ T5067] kasan_set_track+0x25/0x30
[ 55.741180][ T5067] __kasan_kmalloc+0xa2/0xb0
[ 55.745763][ T5067] __kmalloc+0x5e/0x190
[ 55.749905][ T5067] tomoyo_realpath_from_path+0xc3/0x600
[ 55.755436][ T5067] tomoyo_path_perm+0x230/0x430
[ 55.760269][ T5067] security_inode_getattr+0xd3/0x140
[ 55.765543][ T5067] vfs_statx+0x16e/0x430
[ 55.769779][ T5067] vfs_fstatat+0x90/0xb0
[ 55.774018][ T5067] __do_sys_newfstatat+0x8a/0x110
[ 55.779032][ T5067] do_syscall_64+0x39/0xb0
[ 55.783467][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 55.789528][ T5067]
[ 55.791882][ T5067] Freed by task 4998:
[ 55.795838][ T5067] kasan_save_stack+0x22/0x40
[ 55.800512][ T5067] kasan_set_track+0x25/0x30
[ 55.805095][ T5067] kasan_save_free_info+0x2e/0x40
[ 55.810101][ T5067] ____kasan_slab_free+0x160/0x1c0
[ 55.815206][ T5067] slab_free_freelist_hook+0x8b/0x1c0
[ 55.820575][ T5067] __kmem_cache_free+0xaf/0x2d0
[ 55.825418][ T5067] tomoyo_realpath_from_path+0x190/0x600
[ 55.831048][ T5067] tomoyo_path_perm+0x230/0x430
[ 55.835890][ T5067] security_inode_getattr+0xd3/0x140
[ 55.841194][ T5067] vfs_statx+0x16e/0x430
[ 55.845432][ T5067] vfs_fstatat+0x90/0xb0
[ 55.849672][ T5067] __do_sys_newfstatat+0x8a/0x110
[ 55.854690][ T5067] do_syscall_64+0x39/0xb0
[ 55.859110][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 55.865013][ T5067]
[ 55.867343][ T5067] The buggy address belongs to the object at ffff88807fc38000
[ 55.867343][ T5067] which belongs to the cache kmalloc-4k of size 4096
[ 55.881406][ T5067] The buggy address is located 4 bytes inside of
[ 55.881406][ T5067] freed 4096-byte region [ffff88807fc38000, ffff88807fc39000)
[ 55.895140][ T5067]
[ 55.897451][ T5067] The buggy address belongs to the physical page:
[ 55.903846][ T5067] page:ffffea0001ff0e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7fc38
[ 55.914008][ T5067] head:ffffea0001ff0e00 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 55.922945][ T5067] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[ 55.930920][ T5067] page_type: 0xffffffff()
[ 55.935267][ T5067] raw: 00fff00000010200 ffff888012442140 dead000000000122 0000000000000000
[ 55.943857][ T5067] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
[ 55.952441][ T5067] page dumped because: kasan: bad access detected
[ 55.958842][ T5067] page_owner tracks the page as allocated
[ 55.964536][ T5067] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4998, tgid 4998 (udevd), ts 55176963700, free_ts 55173878206
[ 55.984775][ T5067] post_alloc_hook+0x2db/0x350
[ 55.989544][ T5067] get_page_from_freelist+0xf41/0x2c00
[ 55.994996][ T5067] __alloc_pages+0x1cb/0x4a0
[ 55.999580][ T5067] alloc_pages+0x1aa/0x270
[ 56.003992][ T5067] allocate_slab+0x25f/0x390
[ 56.008570][ T5067] ___slab_alloc+0xa91/0x1400
[ 56.013317][ T5067] __slab_alloc.constprop.0+0x56/0xa0
[ 56.018702][ T5067] __kmem_cache_alloc_node+0x136/0x320
[ 56.024158][ T5067] __kmalloc+0x4e/0x190
[ 56.028298][ T5067] tomoyo_realpath_from_path+0xc3/0x600
[ 56.033832][ T5067] tomoyo_path_perm+0x230/0x430
[ 56.038666][ T5067] security_inode_getattr+0xd3/0x140
[ 56.043959][ T5067] vfs_statx+0x16e/0x430
[ 56.048230][ T5067] vfs_fstatat+0x90/0xb0
[ 56.052492][ T5067] __do_sys_newfstatat+0x8a/0x110
[ 56.057507][ T5067] do_syscall_64+0x39/0xb0
[ 56.061922][ T5067] page last free stack trace:
[ 56.066763][ T5067] free_unref_page_prepare+0x62e/0xcb0
[ 56.072232][ T5067] free_unref_page+0x33/0x370
[ 56.076922][ T5067] __unfreeze_partials+0x17c/0x1a0
[ 56.082022][ T5067] qlist_free_all+0x6a/0x170
[ 56.086601][ T5067] kasan_quarantine_reduce+0x195/0x220
[ 56.092045][ T5067] __kasan_slab_alloc+0x63/0x90
[ 56.096882][ T5067] __kmem_cache_alloc_node+0x17c/0x320
[ 56.102327][ T5067] __kmalloc_node+0x51/0x1a0
[ 56.106900][ T5067] kvmalloc_node+0xa2/0x1a0
[ 56.111393][ T5067] seq_read_iter+0x7fb/0x12d0
[ 56.116061][ T5067] kernfs_fop_read_iter+0x4ce/0x690
[ 56.121267][ T5067] vfs_read+0x4b1/0x8a0
[ 56.125414][ T5067] ksys_read+0x12b/0x250
[ 56.129639][ T5067] do_syscall_64+0x39/0xb0
[ 56.134046][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.140034][ T5067]
[ 56.142338][ T5067] Memory state around the buggy address:
[ 56.147951][ T5067] ffff88807fc37f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 56.156002][ T5067] ffff88807fc37f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 56.164071][ T5067] >ffff88807fc38000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 56.172148][ T5067] ^
[ 56.176210][ T5067] ffff88807fc38080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 56.184277][ T5067] ffff88807fc38100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 56.192326][ T5067] ==================================================================
[ 56.200680][ T5067] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 56.207919][ T5067] CPU: 1 PID: 5067 Comm: syz-executor388 Not tainted 6.4.0-rc2-syzkaller-00015-g1b66c114d161 #0
[ 56.218333][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023
[ 56.228377][ T5067] Call Trace:
[ 56.231643][ T5067]
[ 56.236210][ T5067] dump_stack_lvl+0xd9/0x150
[ 56.240804][ T5067] panic+0x686/0x730
[ 56.244742][ T5067] ? panic_smp_self_stop+0xa0/0xa0
[ 56.249852][ T5067] ? preempt_schedule_thunk+0x1a/0x20
[ 56.255221][ T5067] ? preempt_schedule_common+0x45/0xb0
[ 56.260756][ T5067] check_panic_on_warn+0xb1/0xc0
[ 56.265692][ T5067] end_report+0xe9/0x120
[ 56.269929][ T5067] ? diFree+0x19eb/0x26b0
[ 56.274256][ T5067] kasan_report+0xf9/0x130
[ 56.278672][ T5067] ? diFree+0x19eb/0x26b0
[ 56.283085][ T5067] diFree+0x19eb/0x26b0
[ 56.287268][ T5067] ? truncate_inode_partial_folio+0x750/0x750
[ 56.293335][ T5067] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 56.299414][ T5067] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 56.305412][ T5067] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 56.311488][ T5067] ? diWrite+0x1590/0x1590
[ 56.315899][ T5067] ? __dquot_initialize+0x295/0xbe0
[ 56.321091][ T5067] ? find_held_lock+0x2d/0x110
[ 56.325849][ T5067] ? dquot_get_next_dqblk+0x180/0x180
[ 56.331264][ T5067] ? lock_downgrade+0x690/0x690
[ 56.336128][ T5067] ? cpuacct_css_alloc+0x160/0x160
[ 56.341242][ T5067] ? spin_bug+0x1c0/0x1c0
[ 56.345565][ T5067] jfs_evict_inode+0x3de/0x4c0
[ 56.350323][ T5067] ? jfs_write_inode+0x240/0x240
[ 56.355261][ T5067] evict+0x2ed/0x6b0
[ 56.359149][ T5067] iput.part.0+0x50a/0x740
[ 56.363596][ T5067] iput+0x5c/0x80
[ 56.367224][ T5067] diFreeSpecial+0x7b/0x110
[ 56.371724][ T5067] jfs_mount+0x481/0x8b0
[ 56.375970][ T5067] jfs_fill_super+0x5a8/0xd40
[ 56.380642][ T5067] ? jfs_remount+0x660/0x660
[ 56.385234][ T5067] ? set_blocksize+0x2d8/0x370
[ 56.390081][ T5067] mount_bdev+0x357/0x420
[ 56.394451][ T5067] ? jfs_remount+0x660/0x660
[ 56.399045][ T5067] ? jfs_get_dquots+0x20/0x20
[ 56.403715][ T5067] legacy_get_tree+0x109/0x220
[ 56.408479][ T5067] vfs_get_tree+0x8d/0x350
[ 56.412888][ T5067] path_mount+0x134b/0x1e40
[ 56.417474][ T5067] ? kmem_cache_free+0xe9/0x480
[ 56.422424][ T5067] ? finish_automount+0x9b0/0x9b0
[ 56.427440][ T5067] ? putname+0x102/0x140
[ 56.431674][ T5067] __x64_sys_mount+0x283/0x300
[ 56.436518][ T5067] ? copy_mnt_ns+0xb30/0xb30
[ 56.441099][ T5067] ? lockdep_hardirqs_on+0x7d/0x100
[ 56.446302][ T5067] ? _raw_spin_unlock_irq+0x2e/0x50
[ 56.451498][ T5067] ? ptrace_notify+0xfe/0x140
[ 56.456168][ T5067] do_syscall_64+0x39/0xb0
[ 56.460603][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 56.466534][ T5067] RIP: 0033:0x7f3efc0de5ea
[ 56.470953][ T5067] Code: 48 c7 c2 c0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 a8 00 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
[ 56.490550][ T5067] RSP: 002b:00007ffc433d0318 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 56.499313][ T5067] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3efc0de5ea
[ 56.507272][ T5067] RDX: 0000000020005d00 RSI: 0000000020000040 RDI: 00007ffc433d0330
[ 56.515228][ T5067] RBP: 00007ffc433d0330 R08: 00007ffc433d0370 R09: 0000000000000002
[ 56.523183][ T5067] R10: 0000000000000080 R11: 0000000000000282 R12: 0000000000000004
[ 56.531137][ T5067] R13: 00005555555ad2c0 R14: 0000000000000080 R15: 00007ffc433d0370
[ 56.539383][ T5067]
[ 56.543154][ T5067] Kernel Offset: disabled
[ 56.547463][ T5067] Rebooting in 86400 seconds..