./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1190690813
<...>
Warning: Permanently added '10.128.10.15' (ECDSA) to the list of known hosts.
execve("./syz-executor1190690813", ["./syz-executor1190690813"], 0x7ffcc3601cb0 /* 10 vars */) = 0
brk(NULL) = 0x555555bbd000
brk(0x555555bbdc40) = 0x555555bbdc40
arch_prctl(ARCH_SET_FS, 0x555555bbd300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor1190690813", 4096) = 28
brk(0x555555bdec40) = 0x555555bdec40
brk(0x555555bdf000) = 0x555555bdf000
mprotect(0x7f7a9784b000, 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 7629503) = 0
[pid 5000] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[ 39.536025][ T5000] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5000 'syz-executor119'
[pid 5000] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5000] close(3) = 0
[pid 5000] mkdir("./file2", 0777) = 0
[pid 5000] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 39.591908][ T5000] loop0: detected capacity change from 0 to 14901
[ 39.603849][ T5000] read_mapping_page failed!
[ 39.608684][ T5000] jfs_mount: diMount failed w/rc = -5
[ 39.614346][ T5000] Mount JFS Failure: -5
[ 39.618584][ 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=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./strace-static-x86_64: Process 5002 attached
, child_tidptr=0x555555bbd5d0) = 5002
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5002] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 39.759162][ T5002] loop0: detected capacity change from 0 to 14901
[ 39.768671][ T5002] read_mapping_page failed!
[ 39.773229][ T5002] jfs_mount: diMount failed w/rc = -5
[ 39.778938][ T5002] Mount JFS Failure: -5
[ 39.783108][ 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=1 /* 0.01 s */, 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./strace-static-x86_64: Process 5003 attached
, child_tidptr=0x555555bbd5d0) = 5003
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5003] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 39.907335][ T5003] loop0: detected capacity change from 0 to 14901
[ 39.916633][ T5003] read_mapping_page failed!
[ 39.921279][ T5003] jfs_mount: diMount failed w/rc = -5
[ 39.926790][ T5003] Mount JFS Failure: -5
[ 39.931016][ T5003] jfs_mount failed w/return code = -5
[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=0x555555bbd5d0) = 5004
./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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5004] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 40.074148][ T5004] loop0: detected capacity change from 0 to 14901
[ 40.082767][ T5004] read_mapping_page failed!
[ 40.087332][ T5004] jfs_mount: diMount failed w/rc = -5
[ 40.092892][ T5004] Mount JFS Failure: -5
[ 40.097029][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5005] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 40.222754][ T5005] loop0: detected capacity change from 0 to 14901
[ 40.231207][ T5005] read_mapping_page failed!
[ 40.235772][ T5005] jfs_mount: diMount failed w/rc = -5
[ 40.241336][ T5005] Mount JFS Failure: -5
[ 40.245479][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5006] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 40.381210][ T5006] loop0: detected capacity change from 0 to 14901
[ 40.390844][ T5006] read_mapping_page failed!
[ 40.395364][ T5006] jfs_mount: diMount failed w/rc = -5
[ 40.400969][ T5006] Mount JFS Failure: -5
[ 40.405122][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5007] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 40.533481][ T5007] loop0: detected capacity change from 0 to 14901
[ 40.542816][ T5007] read_mapping_page failed!
[ 40.547339][ T5007] jfs_mount: diMount failed w/rc = -5
[ 40.552847][ T5007] Mount JFS Failure: -5
[ 40.556985][ 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=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./strace-static-x86_64: Process 5008 attached
, child_tidptr=0x555555bbd5d0) = 5008
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5008] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 40.702140][ T5008] loop0: detected capacity change from 0 to 14901
[ 40.710559][ T5008] read_mapping_page failed!
[ 40.715099][ T5008] jfs_mount: diMount failed w/rc = -5
[ 40.720613][ T5008] Mount JFS Failure: -5
[ 40.724751][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5009] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 40.854136][ T5009] loop0: detected capacity change from 0 to 14901
[ 40.863317][ T5009] read_mapping_page failed!
[ 40.867884][ T5009] jfs_mount: diMount failed w/rc = -5
[ 40.873495][ T5009] Mount JFS Failure: -5
[ 40.877661][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5010] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 40.993100][ T5010] loop0: detected capacity change from 0 to 14901
[ 41.002599][ T5010] read_mapping_page failed!
[ 41.007163][ T5010] jfs_mount: diMount failed w/rc = -5
[ 41.012734][ T5010] Mount JFS Failure: -5
[ 41.016871][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5011] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 41.139891][ T5011] loop0: detected capacity change from 0 to 14901
[ 41.149001][ T5011] read_mapping_page failed!
[ 41.153560][ T5011] jfs_mount: diMount failed w/rc = -5
[ 41.159163][ T5011] Mount JFS Failure: -5
[ 41.163312][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5012] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 41.284374][ T5012] loop0: detected capacity change from 0 to 14901
[ 41.293331][ T5012] read_mapping_page failed!
[ 41.297882][ T5012] jfs_mount: diMount failed w/rc = -5
[ 41.303641][ T5012] Mount JFS Failure: -5
[ 41.307916][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5013] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[pid 5013] ioctl(4, LOOP_CLR_FD) = 0
[pid 5013] close(4) = 0
[pid 5013] exit_group(0) = ?
[ 41.428883][ T5013] loop0: detected capacity change from 0 to 14901
[ 41.437757][ T5013] read_mapping_page failed!
[ 41.442371][ T5013] jfs_mount: diMount failed w/rc = -5
[ 41.447880][ T5013] Mount JFS Failure: -5
[ 41.452134][ T5013] jfs_mount failed w/return code = -5
[pid 5013] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5013, 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5014] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 41.570488][ T5014] loop0: detected capacity change from 0 to 14901
[ 41.579789][ T5014] read_mapping_page failed!
[ 41.584303][ T5014] jfs_mount: diMount failed w/rc = -5
[ 41.589919][ T5014] Mount JFS Failure: -5
[ 41.594096][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5015] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 41.722101][ T5015] loop0: detected capacity change from 0 to 14901
[ 41.731052][ T5015] read_mapping_page failed!
[ 41.735615][ T5015] jfs_mount: diMount failed w/rc = -5
[ 41.741261][ T5015] Mount JFS Failure: -5
[ 41.745405][ 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=1 /* 0.01 s */, 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5016] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 41.863159][ T5016] loop0: detected capacity change from 0 to 14901
[ 41.871578][ T5016] read_mapping_page failed!
[ 41.876108][ T5016] jfs_mount: diMount failed w/rc = -5
[ 41.881778][ T5016] Mount JFS Failure: -5
[ 41.885928][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5017] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 42.016542][ T5017] loop0: detected capacity change from 0 to 14901
[ 42.025162][ T5017] read_mapping_page failed!
[ 42.029721][ T5017] jfs_mount: diMount failed w/rc = -5
[ 42.035198][ T5017] Mount JFS Failure: -5
[ 42.039457][ 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, child_tidptr=0x555555bbd5d0) = 5018
./strace-static-x86_64: Process 5018 attached
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5018] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 42.169565][ T5018] loop0: detected capacity change from 0 to 14901
[ 42.177901][ T5018] read_mapping_page failed!
[ 42.182499][ T5018] jfs_mount: diMount failed w/rc = -5
[ 42.187967][ T5018] Mount JFS Failure: -5
[ 42.192152][ 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=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 5019 attached
, child_tidptr=0x555555bbd5d0) = 5019
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5019] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 42.331059][ T5019] loop0: detected capacity change from 0 to 14901
[ 42.340396][ T5019] read_mapping_page failed!
[ 42.344938][ T5019] jfs_mount: diMount failed w/rc = -5
[ 42.350654][ T5019] Mount JFS Failure: -5
[ 42.354822][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5020] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 42.501990][ T5020] loop0: detected capacity change from 0 to 14901
[ 42.511515][ T5020] read_mapping_page failed!
[ 42.516034][ T5020] jfs_mount: diMount failed w/rc = -5
[ 42.521631][ T5020] Mount JFS Failure: -5
[ 42.525791][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5021] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 42.654821][ T5021] loop0: detected capacity change from 0 to 14901
[ 42.664325][ T5021] read_mapping_page failed!
[ 42.668918][ T5021] jfs_mount: diMount failed w/rc = -5
[ 42.674397][ T5021] Mount JFS Failure: -5
[ 42.678635][ 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 */} ---
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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5022] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 42.803276][ T5022] loop0: detected capacity change from 0 to 14901
[ 42.812563][ T5022] read_mapping_page failed!
[ 42.817107][ T5022] jfs_mount: diMount failed w/rc = -5
[ 42.822690][ T5022] Mount JFS Failure: -5
[ 42.826837][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5023] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 42.959783][ T5023] loop0: detected capacity change from 0 to 14901
[ 42.969440][ T5023] read_mapping_page failed!
[ 42.974113][ T5023] jfs_mount: diMount failed w/rc = -5
[ 42.979780][ T5023] Mount JFS Failure: -5
[ 42.983949][ 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=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=0x555555bbd5d0) = 5024
./strace-static-x86_64: Process 5024 attached
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5024] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 43.113503][ T5024] loop0: detected capacity change from 0 to 14901
[ 43.123514][ T5024] read_mapping_page failed!
[ 43.128129][ T5024] jfs_mount: diMount failed w/rc = -5
[ 43.133707][ T5024] Mount JFS Failure: -5
[ 43.137855][ 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 */} ---
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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5025] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 43.261508][ T5025] loop0: detected capacity change from 0 to 14901
[ 43.270824][ T5025] read_mapping_page failed!
[ 43.275476][ T5025] jfs_mount: diMount failed w/rc = -5
[ 43.281095][ T5025] Mount JFS Failure: -5
[ 43.285246][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5026] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 43.407914][ T5026] loop0: detected capacity change from 0 to 14901
[ 43.416813][ T5026] read_mapping_page failed!
[ 43.421364][ T5026] jfs_mount: diMount failed w/rc = -5
[ 43.426834][ T5026] Mount JFS Failure: -5
[ 43.431023][ T5026] jfs_mount failed w/return code = -5
[pid 5026] ioctl(4, LOOP_CLR_FD) = 0
[pid 5026] close(4) = 0
[pid 5026] exit_group(0) = ?
[pid 5026] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5026, 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5027] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 43.565817][ T5027] loop0: detected capacity change from 0 to 14901
[ 43.574693][ T5027] read_mapping_page failed!
[ 43.579472][ T5027] jfs_mount: diMount failed w/rc = -5
[ 43.584978][ T5027] Mount JFS Failure: -5
[ 43.589218][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5028] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 43.723966][ T5028] loop0: detected capacity change from 0 to 14901
[ 43.732957][ T5028] read_mapping_page failed!
[ 43.737481][ T5028] jfs_mount: diMount failed w/rc = -5
[ 43.743074][ T5028] Mount JFS Failure: -5
[ 43.747225][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5029] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 43.874337][ T5029] loop0: detected capacity change from 0 to 14901
[ 43.883129][ T5029] read_mapping_page failed!
[ 43.887710][ T5029] jfs_mount: diMount failed w/rc = -5
[ 43.893330][ T5029] Mount JFS Failure: -5
[ 43.897485][ 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=1 /* 0.01 s */, 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5030] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 44.031699][ T5030] loop0: detected capacity change from 0 to 14901
[ 44.040942][ T5030] read_mapping_page failed!
[ 44.045472][ T5030] jfs_mount: diMount failed w/rc = -5
[ 44.051088][ T5030] Mount JFS Failure: -5
[ 44.055263][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5031] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 44.180705][ T5031] loop0: detected capacity change from 0 to 14901
[ 44.190520][ T5031] read_mapping_page failed!
[ 44.195071][ T5031] jfs_mount: diMount failed w/rc = -5
[ 44.200682][ T5031] Mount JFS Failure: -5
[ 44.204833][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5032] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 44.327165][ T5032] loop0: detected capacity change from 0 to 14901
[ 44.336243][ T5032] read_mapping_page failed!
[ 44.340978][ T5032] jfs_mount: diMount failed w/rc = -5
[ 44.346462][ T5032] Mount JFS Failure: -5
[ 44.350659][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5033] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 44.480301][ T5033] loop0: detected capacity change from 0 to 14901
[ 44.489407][ T5033] read_mapping_page failed!
[ 44.494005][ T5033] jfs_mount: diMount failed w/rc = -5
[ 44.499694][ T5033] Mount JFS Failure: -5
[ 44.503876][ 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5034] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 44.632803][ T5034] loop0: detected capacity change from 0 to 14901
[ 44.641938][ T5034] read_mapping_page failed!
[ 44.646464][ T5034] jfs_mount: diMount failed w/rc = -5
[ 44.652137][ T5034] Mount JFS Failure: -5
[ 44.656409][ 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=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=0x555555bbd5d0) = 5035
./strace-static-x86_64: Process 5035 attached
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5035] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 44.783047][ T5035] loop0: detected capacity change from 0 to 14901
[ 44.791323][ T5035] read_mapping_page failed!
[ 44.795848][ T5035] jfs_mount: diMount failed w/rc = -5
[ 44.801357][ T5035] Mount JFS Failure: -5
[ 44.805493][ 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=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./strace-static-x86_64: Process 5036 attached
, child_tidptr=0x555555bbd5d0) = 5036
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5036] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 44.932811][ T5036] loop0: detected capacity change from 0 to 14901
[ 44.942603][ T5036] read_mapping_page failed!
[ 44.947159][ T5036] jfs_mount: diMount failed w/rc = -5
[ 44.952863][ T5036] Mount JFS Failure: -5
[ 44.957092][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5037] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 45.077295][ T5037] loop0: detected capacity change from 0 to 14901
[ 45.086487][ T5037] read_mapping_page failed!
[ 45.091052][ T5037] jfs_mount: diMount failed w/rc = -5
[ 45.096542][ T5037] Mount JFS Failure: -5
[ 45.100748][ 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=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 5038 attached
, child_tidptr=0x555555bbd5d0) = 5038
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5038] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 45.229959][ T5038] loop0: detected capacity change from 0 to 14901
[ 45.239317][ T5038] read_mapping_page failed!
[ 45.243869][ T5038] jfs_mount: diMount failed w/rc = -5
[ 45.249506][ T5038] Mount JFS Failure: -5
[ 45.253656][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5039] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[pid 5039] ioctl(4, LOOP_CLR_FD) = 0
[ 45.386676][ T5039] loop0: detected capacity change from 0 to 14901
[ 45.395759][ T5039] read_mapping_page failed!
[ 45.400572][ T5039] jfs_mount: diMount failed w/rc = -5
[ 45.406216][ T5039] Mount JFS Failure: -5
[ 45.410401][ T5039] jfs_mount failed w/return code = -5
[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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5040] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 45.536677][ T5040] loop0: detected capacity change from 0 to 14901
[ 45.545285][ T5040] read_mapping_page failed!
[ 45.550046][ T5040] jfs_mount: diMount failed w/rc = -5
[ 45.555792][ T5040] Mount JFS Failure: -5
[ 45.560011][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5041] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 45.683791][ T5041] loop0: detected capacity change from 0 to 14901
[ 45.692804][ T5041] read_mapping_page failed!
[ 45.697317][ T5041] jfs_mount: diMount failed w/rc = -5
[ 45.702890][ T5041] Mount JFS Failure: -5
[ 45.707029][ 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=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=0x555555bbd5d0) = 5042
./strace-static-x86_64: Process 5042 attached
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5042] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 45.823878][ T5042] loop0: detected capacity change from 0 to 14901
[ 45.832958][ T5042] read_mapping_page failed!
[ 45.837465][ T5042] jfs_mount: diMount failed w/rc = -5
[ 45.842994][ T5042] Mount JFS Failure: -5
[ 45.847136][ 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5043] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 45.975137][ T5043] loop0: detected capacity change from 0 to 14901
[ 45.984518][ T5043] read_mapping_page failed!
[ 45.989089][ T5043] jfs_mount: diMount failed w/rc = -5
[ 45.994560][ T5043] Mount JFS Failure: -5
[ 45.998940][ 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=2 /* 0.02 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5044] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[pid 5044] ioctl(4, LOOP_CLR_FD) = 0
[ 46.115776][ T5044] loop0: detected capacity change from 0 to 14901
[ 46.125293][ T5044] read_mapping_page failed!
[ 46.129903][ T5044] jfs_mount: diMount failed w/rc = -5
[ 46.135385][ T5044] Mount JFS Failure: -5
[ 46.139603][ T5044] jfs_mount failed w/return code = -5
[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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5045] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 46.259768][ T5045] loop0: detected capacity change from 0 to 14901
[ 46.268714][ T5045] read_mapping_page failed!
[ 46.273255][ T5045] jfs_mount: diMount failed w/rc = -5
[ 46.279006][ T5045] Mount JFS Failure: -5
[ 46.283159][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5046] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 46.418877][ T5046] loop0: detected capacity change from 0 to 14901
[ 46.428330][ T5046] read_mapping_page failed!
[ 46.432876][ T5046] jfs_mount: diMount failed w/rc = -5
[ 46.438536][ T5046] Mount JFS Failure: -5
[ 46.442692][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5047] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 46.573732][ T5047] loop0: detected capacity change from 0 to 14901
[ 46.583207][ T5047] read_mapping_page failed!
[ 46.587748][ T5047] jfs_mount: diMount failed w/rc = -5
[ 46.593431][ T5047] Mount JFS Failure: -5
[ 46.597621][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5048] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 46.722323][ T5048] loop0: detected capacity change from 0 to 14901
[ 46.731096][ T5048] read_mapping_page failed!
[ 46.735651][ T5048] jfs_mount: diMount failed w/rc = -5
[ 46.741326][ T5048] Mount JFS Failure: -5
[ 46.745471][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5049] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 46.873752][ T5049] loop0: detected capacity change from 0 to 14901
[ 46.882931][ T5049] read_mapping_page failed!
[ 46.887486][ T5049] jfs_mount: diMount failed w/rc = -5
[ 46.893029][ T5049] Mount JFS Failure: -5
[ 46.897168][ T5049] jfs_mount failed w/return code = -5
[pid 5049] ioctl(4, LOOP_CLR_FD) = 0
[pid 5049] close(4) = 0
[pid 5049] exit_group(0) = ?
[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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5050] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 47.012168][ T5050] loop0: detected capacity change from 0 to 14901
[ 47.020837][ T5050] read_mapping_page failed!
[ 47.025386][ T5050] jfs_mount: diMount failed w/rc = -5
[ 47.031075][ T5050] Mount JFS Failure: -5
[ 47.035215][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5051] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 47.163665][ T5051] loop0: detected capacity change from 0 to 14901
[ 47.172286][ T5051] read_mapping_page failed!
[ 47.176835][ T5051] jfs_mount: diMount failed w/rc = -5
[ 47.182632][ T5051] Mount JFS Failure: -5
[ 47.186814][ 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=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./strace-static-x86_64: Process 5052 attached
, child_tidptr=0x555555bbd5d0) = 5052
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5052] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 47.323058][ T5052] loop0: detected capacity change from 0 to 14901
[ 47.331995][ T5052] read_mapping_page failed!
[ 47.336514][ T5052] jfs_mount: diMount failed w/rc = -5
[ 47.342121][ T5052] Mount JFS Failure: -5
[ 47.346308][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5053] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 47.475098][ T5053] loop0: detected capacity change from 0 to 14901
[ 47.484545][ T5053] read_mapping_page failed!
[ 47.489159][ T5053] jfs_mount: diMount failed w/rc = -5
[ 47.494851][ T5053] Mount JFS Failure: -5
[ 47.499085][ 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 */} ---
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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5054] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 47.640656][ T5054] loop0: detected capacity change from 0 to 14901
[ 47.649243][ T5054] read_mapping_page failed!
[ 47.653849][ T5054] jfs_mount: diMount failed w/rc = -5
[ 47.659434][ T5054] Mount JFS Failure: -5
[ 47.665148][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5055] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 47.783633][ T5055] loop0: detected capacity change from 0 to 14901
[ 47.792208][ T5055] read_mapping_page failed!
[ 47.796734][ T5055] jfs_mount: diMount failed w/rc = -5
[ 47.802279][ T5055] Mount JFS Failure: -5
[ 47.806423][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5056] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 47.936531][ T5056] loop0: detected capacity change from 0 to 14901
[ 47.945920][ T5056] read_mapping_page failed!
[ 47.950513][ T5056] jfs_mount: diMount failed w/rc = -5
[ 47.955989][ T5056] Mount JFS Failure: -5
[ 47.960248][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5057] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 48.085594][ T5057] loop0: detected capacity change from 0 to 14901
[ 48.094649][ T5057] read_mapping_page failed!
[ 48.099233][ T5057] jfs_mount: diMount failed w/rc = -5
[ 48.104724][ T5057] Mount JFS Failure: -5
[ 48.108927][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5058] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 48.241568][ T5058] loop0: detected capacity change from 0 to 14901
[ 48.250578][ T5058] read_mapping_page failed!
[ 48.255186][ T5058] jfs_mount: diMount failed w/rc = -5
[ 48.260760][ T5058] Mount JFS Failure: -5
[ 48.264912][ 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=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=0x555555bbd5d0) = 5059
./strace-static-x86_64: Process 5059 attached
[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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5059] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 48.401876][ T5059] loop0: detected capacity change from 0 to 14901
[ 48.411388][ T5059] read_mapping_page failed!
[ 48.415962][ T5059] jfs_mount: diMount failed w/rc = -5
[ 48.421503][ T5059] Mount JFS Failure: -5
[ 48.425639][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5060] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 48.554089][ T5060] loop0: detected capacity change from 0 to 14901
[ 48.563030][ T5060] read_mapping_page failed!
[ 48.567541][ T5060] jfs_mount: diMount failed w/rc = -5
[ 48.573042][ T5060] Mount JFS Failure: -5
[ 48.577190][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5061] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 48.708509][ T5061] loop0: detected capacity change from 0 to 14901
[ 48.717131][ T5061] read_mapping_page failed!
[ 48.721988][ T5061] jfs_mount: diMount failed w/rc = -5
[ 48.727438][ T5061] Mount JFS Failure: -5
[ 48.731625][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5062] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 48.861608][ T5062] loop0: detected capacity change from 0 to 14901
[ 48.870215][ T5062] read_mapping_page failed!
[ 48.874736][ T5062] jfs_mount: diMount failed w/rc = -5
[ 48.880256][ T5062] Mount JFS Failure: -5
[ 48.884391][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5063] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 49.015850][ T5063] loop0: detected capacity change from 0 to 14901
[ 49.024362][ T5063] read_mapping_page failed!
[ 49.028921][ T5063] jfs_mount: diMount failed w/rc = -5
[ 49.034395][ T5063] Mount JFS Failure: -5
[ 49.038809][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5064] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 49.169813][ T5064] loop0: detected capacity change from 0 to 14901
[ 49.180008][ T5064] read_mapping_page failed!
[ 49.184612][ T5064] jfs_mount: diMount failed w/rc = -5
[ 49.190235][ T5064] Mount JFS Failure: -5
[ 49.194393][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5065] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 49.313342][ T5065] loop0: detected capacity change from 0 to 14901
[ 49.321797][ T5065] read_mapping_page failed!
[ 49.326338][ T5065] jfs_mount: diMount failed w/rc = -5
[ 49.331913][ T5065] Mount JFS Failure: -5
[ 49.336077][ 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=1 /* 0.01 s */, 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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[pid 5066] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 49.460227][ T5066] loop0: detected capacity change from 0 to 14901
[ 49.469305][ T5066] read_mapping_page failed!
[ 49.473838][ T5066] jfs_mount: diMount failed w/rc = -5
[ 49.479486][ T5066] Mount JFS Failure: -5
[ 49.483652][ 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=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=0x555555bbd5d0) = 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) = 0x7f7a8f38e000
[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(0x7f7a8f38e000, 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("./file2", 0777) = -1 EEXIST (File exists)
[ 49.602610][ T5067] loop0: detected capacity change from 0 to 14901
[ 49.611347][ T5067] read_mapping_page failed!
[ 49.615868][ T5067] jfs_mount: diMount failed w/rc = -5
[ 49.621390][ T5067] imap: ffff88807b228000: 00000000 00000000 00000000 00000000
[ 49.628926][ T5067] imap: ffff88807b228010: 00000000 00000000 00000000 00000000
[ 49.636383][ T5067] ERROR: (device loop0): diFree: inum = 2, iagno = 0, nextiag = 0
[ 49.636383][ T5067]
[ 49.646715][ T5067] Mount JFS Failure: -5
[pid 5067] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 49.650947][ T5067] jfs_mount failed w/return code = -5
[pid 5067] ioctl(4, LOOP_CLR_FD) = 0
[pid 5067] close(4) = 0
[pid 5067] exit_group(0) = ?
[pid 5067] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5067, si_uid=0, si_status=0, si_utime=0, si_stime=11 /* 0.11 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=0x555555bbd5d0) = 5068
./strace-static-x86_64: Process 5068 attached
[pid 5068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5068] setpgid(0, 0) = 0
[pid 5068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5068] write(3, "1000", 4) = 4
[pid 5068] close(3) = 0
[pid 5068] memfd_create("syzkaller", 0) = 3
[pid 5068] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5068] 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 5068] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5068] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5068] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5068] close(3) = 0
[pid 5068] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5068] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 49.770040][ T5068] loop0: detected capacity change from 0 to 14901
[ 49.778733][ T5068] read_mapping_page failed!
[ 49.783261][ T5068] jfs_mount: diMount failed w/rc = -5
[ 49.788883][ T5068] Mount JFS Failure: -5
[ 49.793039][ T5068] jfs_mount failed w/return code = -5
[pid 5068] ioctl(4, LOOP_CLR_FD) = 0
[pid 5068] close(4) = 0
[pid 5068] exit_group(0) = ?
[pid 5068] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5068, 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=0x555555bbd5d0) = 5069
./strace-static-x86_64: Process 5069 attached
[pid 5069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5069] setpgid(0, 0) = 0
[pid 5069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5069] write(3, "1000", 4) = 4
[pid 5069] close(3) = 0
[pid 5069] memfd_create("syzkaller", 0) = 3
[pid 5069] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5069] 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 5069] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5069] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5069] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5069] close(3) = 0
[pid 5069] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5069] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 49.918794][ T5069] loop0: detected capacity change from 0 to 14901
[ 49.927888][ T5069] read_mapping_page failed!
[ 49.932562][ T5069] jfs_mount: diMount failed w/rc = -5
[ 49.938124][ T5069] Mount JFS Failure: -5
[ 49.942374][ T5069] jfs_mount failed w/return code = -5
[pid 5069] ioctl(4, LOOP_CLR_FD) = 0
[pid 5069] close(4) = 0
[pid 5069] exit_group(0) = ?
[pid 5069] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5069, 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=0x555555bbd5d0) = 5070
./strace-static-x86_64: Process 5070 attached
[pid 5070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5070] setpgid(0, 0) = 0
[pid 5070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5070] write(3, "1000", 4) = 4
[pid 5070] close(3) = 0
[pid 5070] memfd_create("syzkaller", 0) = 3
[pid 5070] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5070] 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 5070] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5070] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5070] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5070] close(3) = 0
[pid 5070] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5070] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 50.076399][ T5070] loop0: detected capacity change from 0 to 14901
[ 50.084844][ T5070] read_mapping_page failed!
[ 50.089413][ T5070] jfs_mount: diMount failed w/rc = -5
[ 50.094879][ T5070] Mount JFS Failure: -5
[ 50.099086][ T5070] jfs_mount failed w/return code = -5
[pid 5070] ioctl(4, LOOP_CLR_FD) = 0
[pid 5070] close(4) = 0
[pid 5070] exit_group(0) = ?
[pid 5070] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5070, 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=0x555555bbd5d0) = 5071
./strace-static-x86_64: Process 5071 attached
[pid 5071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5071] setpgid(0, 0) = 0
[pid 5071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5071] write(3, "1000", 4) = 4
[pid 5071] close(3) = 0
[pid 5071] memfd_create("syzkaller", 0) = 3
[pid 5071] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5071] 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 5071] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5071] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5071] close(3) = 0
[pid 5071] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5071] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 50.230202][ T5071] loop0: detected capacity change from 0 to 14901
[ 50.249304][ T5071] read_mapping_page failed!
[ 50.253847][ T5071] jfs_mount: diMount failed w/rc = -5
[ 50.260717][ T5071] Mount JFS Failure: -5
[ 50.264872][ T5071] jfs_mount failed w/return code = -5
[pid 5071] ioctl(4, LOOP_CLR_FD) = 0
[pid 5071] close(4) = 0
[pid 5071] exit_group(0) = ?
[pid 5071] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5071, 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=0x555555bbd5d0) = 5072
./strace-static-x86_64: Process 5072 attached
[pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5072] setpgid(0, 0) = 0
[pid 5072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5072] write(3, "1000", 4) = 4
[pid 5072] close(3) = 0
[pid 5072] memfd_create("syzkaller", 0) = 3
[pid 5072] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5072] 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 5072] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5072] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5072] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5072] close(3) = 0
[pid 5072] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5072] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 50.395956][ T5072] loop0: detected capacity change from 0 to 14901
[ 50.404677][ T5072] read_mapping_page failed!
[ 50.409228][ T5072] jfs_mount: diMount failed w/rc = -5
[ 50.414689][ T5072] Mount JFS Failure: -5
[ 50.418915][ T5072] jfs_mount failed w/return code = -5
[pid 5072] ioctl(4, LOOP_CLR_FD) = 0
[pid 5072] close(4) = 0
[pid 5072] exit_group(0) = ?
[pid 5072] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5072, 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=0x555555bbd5d0) = 5073
./strace-static-x86_64: Process 5073 attached
[pid 5073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5073] setpgid(0, 0) = 0
[pid 5073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5073] write(3, "1000", 4) = 4
[pid 5073] close(3) = 0
[pid 5073] memfd_create("syzkaller", 0) = 3
[pid 5073] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5073] 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 5073] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5073] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5073] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5073] close(3) = 0
[pid 5073] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5073] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 50.545470][ T5073] loop0: detected capacity change from 0 to 14901
[ 50.554959][ T5073] read_mapping_page failed!
[ 50.559556][ T5073] jfs_mount: diMount failed w/rc = -5
[ 50.565041][ T5073] Mount JFS Failure: -5
[ 50.569273][ T5073] jfs_mount failed w/return code = -5
[pid 5073] ioctl(4, LOOP_CLR_FD) = 0
[pid 5073] close(4) = 0
[pid 5073] exit_group(0) = ?
[pid 5073] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5073, 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=0x555555bbd5d0) = 5074
./strace-static-x86_64: Process 5074 attached
[pid 5074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5074] setpgid(0, 0) = 0
[pid 5074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5074] write(3, "1000", 4) = 4
[pid 5074] close(3) = 0
[pid 5074] memfd_create("syzkaller", 0) = 3
[pid 5074] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5074] 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 5074] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5074] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5074] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5074] close(3) = 0
[pid 5074] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5074] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 50.700658][ T5074] loop0: detected capacity change from 0 to 14901
[ 50.709551][ T5074] read_mapping_page failed!
[ 50.714110][ T5074] jfs_mount: diMount failed w/rc = -5
[ 50.719749][ T5074] Mount JFS Failure: -5
[ 50.723916][ T5074] jfs_mount failed w/return code = -5
[pid 5074] ioctl(4, LOOP_CLR_FD) = 0
[pid 5074] close(4) = 0
[pid 5074] exit_group(0) = ?
[pid 5074] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5074, 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=0x555555bbd5d0) = 5075
./strace-static-x86_64: Process 5075 attached
[pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5075] setpgid(0, 0) = 0
[pid 5075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5075] write(3, "1000", 4) = 4
[pid 5075] close(3) = 0
[pid 5075] memfd_create("syzkaller", 0) = 3
[pid 5075] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5075] 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 5075] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5075] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5075] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5075] close(3) = 0
[pid 5075] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5075] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 50.845773][ T5075] loop0: detected capacity change from 0 to 14901
[ 50.854759][ T5075] read_mapping_page failed!
[ 50.859352][ T5075] jfs_mount: diMount failed w/rc = -5
[ 50.864812][ T5075] Mount JFS Failure: -5
[ 50.869078][ T5075] jfs_mount failed w/return code = -5
[pid 5075] ioctl(4, LOOP_CLR_FD) = 0
[pid 5075] close(4) = 0
[pid 5075] exit_group(0) = ?
[pid 5075] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5075, 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=0x555555bbd5d0) = 5076
./strace-static-x86_64: Process 5076 attached
[pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5076] setpgid(0, 0) = 0
[pid 5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5076] write(3, "1000", 4) = 4
[pid 5076] close(3) = 0
[pid 5076] memfd_create("syzkaller", 0) = 3
[pid 5076] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5076] 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 5076] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5076] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5076] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5076] close(3) = 0
[pid 5076] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[pid 5076] mount("/dev/loop0", "./file2", "jfs", MS_RDONLY|MS_NOSUID, "") = -1 EINVAL (Invalid argument)
[ 50.995457][ T5076] loop0: detected capacity change from 0 to 14901
[ 51.004495][ T5076] read_mapping_page failed!
[ 51.009100][ T5076] jfs_mount: diMount failed w/rc = -5
[ 51.014648][ T5076] Mount JFS Failure: -5
[ 51.018891][ T5076] jfs_mount failed w/return code = -5
[pid 5076] ioctl(4, LOOP_CLR_FD) = 0
[pid 5076] close(4) = 0
[pid 5076] exit_group(0) = ?
[pid 5076] +++ exited with 0 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5076, 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=0x555555bbd5d0) = 5077
./strace-static-x86_64: Process 5077 attached
[pid 5077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5077] setpgid(0, 0) = 0
[pid 5077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5077] write(3, "1000", 4) = 4
[pid 5077] close(3) = 0
[pid 5077] memfd_create("syzkaller", 0) = 3
[pid 5077] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a8f38e000
[pid 5077] 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 5077] munmap(0x7f7a8f38e000, 7629503) = 0
[pid 5077] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5077] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5077] close(3) = 0
[pid 5077] mkdir("./file2", 0777) = -1 EEXIST (File exists)
[ 51.150666][ T5077] loop0: detected capacity change from 0 to 14901
[ 51.159827][ T5077] read_mapping_page failed!
[ 51.164359][ T5077] jfs_mount: diMount failed w/rc = -5
[ 51.169897][ T5077] ==================================================================
[ 51.177961][ T5077] BUG: KASAN: slab-use-after-free in diFree+0x19eb/0x26b0
[ 51.185084][ T5077] Read of size 4 at addr ffff88801b658004 by task syz-executor119/5077
[ 51.193307][ T5077]
[ 51.195615][ T5077] CPU: 0 PID: 5077 Comm: syz-executor119 Not tainted 6.4.0-rc7-syzkaller-00234-g547cc9be86f4 #0
[ 51.206012][ T5077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 51.216056][ T5077] Call Trace:
[ 51.219320][ T5077]
[ 51.222235][ T5077] dump_stack_lvl+0xd9/0x150
[ 51.226830][ T5077] print_address_description.constprop.0+0x2c/0x3c0
[ 51.233411][ T5077] ? diFree+0x19eb/0x26b0
[ 51.237825][ T5077] kasan_report+0x11c/0x130
[ 51.242326][ T5077] ? diFree+0x19eb/0x26b0
[ 51.246661][ T5077] diFree+0x19eb/0x26b0
[ 51.250812][ T5077] ? truncate_inode_partial_folio+0x750/0x750
[ 51.256887][ T5077] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 51.262860][ T5077] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 51.268831][ T5077] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 51.274798][ T5077] ? diWrite+0x1590/0x1590
[ 51.279226][ T5077] ? __dquot_initialize+0x295/0xbe0
[ 51.284433][ T5077] ? find_held_lock+0x2d/0x110
[ 51.289274][ T5077] ? dquot_get_next_dqblk+0x180/0x180
[ 51.294667][ T5077] ? lock_downgrade+0x690/0x690
[ 51.299517][ T5077] ? cpuacct_css_alloc+0x160/0x160
[ 51.304618][ T5077] ? spin_bug+0x1c0/0x1c0
[ 51.308960][ T5077] jfs_evict_inode+0x3de/0x4c0
[ 51.313715][ T5077] ? jfs_write_inode+0x240/0x240
[ 51.318642][ T5077] evict+0x2ed/0x6b0
[ 51.322527][ T5077] iput.part.0+0x50a/0x740
[ 51.326928][ T5077] iput+0x5c/0x80
[ 51.330556][ T5077] diFreeSpecial+0x7b/0x110
[ 51.335051][ T5077] jfs_mount+0x481/0x8b0
[ 51.339294][ T5077] jfs_fill_super+0x5a8/0xd40
[ 51.343962][ T5077] ? jfs_remount+0x660/0x660
[ 51.348543][ T5077] ? set_blocksize+0x2d8/0x370
[ 51.353297][ T5077] mount_bdev+0x358/0x420
[ 51.357879][ T5077] ? jfs_remount+0x660/0x660
[ 51.362473][ T5077] ? jfs_get_dquots+0x20/0x20
[ 51.367144][ T5077] legacy_get_tree+0x109/0x220
[ 51.371921][ T5077] vfs_get_tree+0x8d/0x350
[ 51.376332][ T5077] path_mount+0x134b/0x1e40
[ 51.380822][ T5077] ? kmem_cache_free+0xe9/0x480
[ 51.385926][ T5077] ? finish_automount+0x9b0/0x9b0
[ 51.390939][ T5077] ? putname+0x102/0x140
[ 51.395184][ T5077] __x64_sys_mount+0x283/0x300
[ 51.399955][ T5077] ? copy_mnt_ns+0xb30/0xb30
[ 51.404533][ T5077] ? lockdep_hardirqs_on+0x7d/0x100
[ 51.409720][ T5077] ? _raw_spin_unlock_irq+0x2e/0x50
[ 51.414910][ T5077] ? ptrace_notify+0xfe/0x140
[ 51.419577][ T5077] do_syscall_64+0x39/0xb0
[ 51.423976][ T5077] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.429864][ T5077] RIP: 0033:0x7f7a977dc5da
[ 51.434263][ T5077] 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
[ 51.453941][ T5077] RSP: 002b:00007ffe033b1fc8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 51.462339][ T5077] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7a977dc5da
[ 51.470296][ T5077] RDX: 0000000020005d00 RSI: 0000000020000000 RDI: 00007ffe033b1fd0
[ 51.478377][ T5077] RBP: 00007ffe033b1fd0 R08: 00007ffe033b2010 R09: 0000000000000002
[ 51.486361][ T5077] R10: 0000000000000003 R11: 0000000000000282 R12: 0000000000000004
[ 51.494321][ T5077] R13: 0000555555bbd2c0 R14: 00007ffe033b2010 R15: 0000000000000000
[ 51.502314][ T5077]
[ 51.505317][ T5077]
[ 51.507643][ T5077] Allocated by task 5001:
[ 51.511961][ T5077] kasan_save_stack+0x22/0x40
[ 51.516639][ T5077] kasan_set_track+0x25/0x30
[ 51.521235][ T5077] __kasan_kmalloc+0xa2/0xb0
[ 51.525817][ T5077] __kmalloc+0x5e/0x190
[ 51.529955][ T5077] tomoyo_realpath_from_path+0xc3/0x600
[ 51.535489][ T5077] tomoyo_path_perm+0x230/0x430
[ 51.540322][ T5077] tomoyo_path_unlink+0x92/0xd0
[ 51.545167][ T5077] security_path_unlink+0xdb/0x150
[ 51.550268][ T5077] do_unlinkat+0x37a/0x680
[ 51.554684][ T5077] __x64_sys_unlink+0xca/0x110
[ 51.559528][ T5077] do_syscall_64+0x39/0xb0
[ 51.563927][ T5077] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.569907][ T5077]
[ 51.572213][ T5077] Freed by task 5001:
[ 51.576259][ T5077] kasan_save_stack+0x22/0x40
[ 51.580933][ T5077] kasan_set_track+0x25/0x30
[ 51.585515][ T5077] kasan_save_free_info+0x2e/0x40
[ 51.590526][ T5077] ____kasan_slab_free+0x160/0x1c0
[ 51.595629][ T5077] slab_free_freelist_hook+0x8b/0x1c0
[ 51.600993][ T5077] __kmem_cache_free+0xaf/0x2d0
[ 51.605865][ T5077] tomoyo_realpath_from_path+0x190/0x600
[ 51.611571][ T5077] tomoyo_path_perm+0x230/0x430
[ 51.616406][ T5077] tomoyo_path_unlink+0x92/0xd0
[ 51.621331][ T5077] security_path_unlink+0xdb/0x150
[ 51.626434][ T5077] do_unlinkat+0x37a/0x680
[ 51.630861][ T5077] __x64_sys_unlink+0xca/0x110
[ 51.635614][ T5077] do_syscall_64+0x39/0xb0
[ 51.640014][ T5077] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.645902][ T5077]
[ 51.648231][ T5077] The buggy address belongs to the object at ffff88801b658000
[ 51.648231][ T5077] which belongs to the cache kmalloc-4k of size 4096
[ 51.662269][ T5077] The buggy address is located 4 bytes inside of
[ 51.662269][ T5077] freed 4096-byte region [ffff88801b658000, ffff88801b659000)
[ 51.675961][ T5077]
[ 51.678269][ T5077] The buggy address belongs to the physical page:
[ 51.684659][ T5077] page:ffffea00006d9600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1b658
[ 51.694793][ T5077] head:ffffea00006d9600 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 51.703711][ T5077] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[ 51.711674][ T5077] page_type: 0xffffffff()
[ 51.715986][ T5077] raw: 00fff00000010200 ffff888012442140 dead000000000122 0000000000000000
[ 51.724556][ T5077] raw: 0000000000000000 0000000000040004 00000001ffffffff 0000000000000000
[ 51.733126][ T5077] page dumped because: kasan: bad access detected
[ 51.739608][ T5077] page_owner tracks the page as allocated
[ 51.745304][ T5077] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5001, tgid 5001 (udevd), ts 50319394833, free_ts 50183357393
[ 51.765268][ T5077] post_alloc_hook+0x2db/0x350
[ 51.770037][ T5077] get_page_from_freelist+0xf41/0x2c00
[ 51.775490][ T5077] __alloc_pages+0x1cb/0x4a0
[ 51.780075][ T5077] alloc_pages+0x1aa/0x270
[ 51.784481][ T5077] allocate_slab+0x25f/0x390
[ 51.789061][ T5077] ___slab_alloc+0xa91/0x1400
[ 51.793768][ T5077] __slab_alloc.constprop.0+0x56/0xa0
[ 51.799133][ T5077] __kmem_cache_alloc_node+0x136/0x320
[ 51.804590][ T5077] __kmalloc+0x4e/0x190
[ 51.808728][ T5077] tomoyo_realpath_from_path+0xc3/0x600
[ 51.814349][ T5077] tomoyo_path_perm+0x230/0x430
[ 51.819182][ T5077] tomoyo_path_unlink+0x92/0xd0
[ 51.824018][ T5077] security_path_unlink+0xdb/0x150
[ 51.829209][ T5077] do_unlinkat+0x37a/0x680
[ 51.833615][ T5077] __x64_sys_unlink+0xca/0x110
[ 51.838389][ T5077] do_syscall_64+0x39/0xb0
[ 51.842788][ T5077] page last free stack trace:
[ 51.847444][ T5077] free_unref_page_prepare+0x62e/0xcb0
[ 51.852919][ T5077] free_unref_page+0x33/0x370
[ 51.857586][ T5077] __unfreeze_partials+0x17c/0x1a0
[ 51.862694][ T5077] qlist_free_all+0x6a/0x170
[ 51.867296][ T5077] kasan_quarantine_reduce+0x195/0x220
[ 51.872743][ T5077] __kasan_slab_alloc+0x63/0x90
[ 51.877586][ T5077] __kmem_cache_alloc_node+0x17c/0x320
[ 51.883057][ T5077] __kmalloc+0x4e/0x190
[ 51.887196][ T5077] tomoyo_realpath_from_path+0xc3/0x600
[ 51.892752][ T5077] tomoyo_path_number_perm+0x21a/0x570
[ 51.898219][ T5077] security_file_ioctl+0x54/0xb0
[ 51.903152][ T5077] __x64_sys_ioctl+0xb7/0x210
[ 51.907841][ T5077] do_syscall_64+0x39/0xb0
[ 51.912261][ T5077] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 51.918157][ T5077]
[ 51.920466][ T5077] Memory state around the buggy address:
[ 51.926079][ T5077] ffff88801b657f00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 51.934128][ T5077] ffff88801b657f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 51.942177][ T5077] >ffff88801b658000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.950216][ T5077] ^
[ 51.954262][ T5077] ffff88801b658080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.962396][ T5077] ffff88801b658100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 51.970441][ T5077] ==================================================================
[ 51.982531][ T5077] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 51.989900][ T5077] CPU: 0 PID: 5077 Comm: syz-executor119 Not tainted 6.4.0-rc7-syzkaller-00234-g547cc9be86f4 #0
[ 52.000414][ T5077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 52.010478][ T5077] Call Trace:
[ 52.013743][ T5077]
[ 52.016659][ T5077] dump_stack_lvl+0xd9/0x150
[ 52.021243][ T5077] panic+0x686/0x730
[ 52.025133][ T5077] ? panic_smp_self_stop+0xa0/0xa0
[ 52.030592][ T5077] ? preempt_schedule_thunk+0x1a/0x20
[ 52.035960][ T5077] ? preempt_schedule_common+0x45/0xb0
[ 52.041413][ T5077] check_panic_on_warn+0xb1/0xc0
[ 52.046353][ T5077] end_report+0xe9/0x120
[ 52.050594][ T5077] ? diFree+0x19eb/0x26b0
[ 52.054923][ T5077] kasan_report+0xf9/0x130
[ 52.059343][ T5077] ? diFree+0x19eb/0x26b0
[ 52.063675][ T5077] diFree+0x19eb/0x26b0
[ 52.067828][ T5077] ? truncate_inode_partial_folio+0x750/0x750
[ 52.073894][ T5077] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 52.079900][ T5077] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 52.085875][ T5077] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 52.091939][ T5077] ? diWrite+0x1590/0x1590
[ 52.096351][ T5077] ? __dquot_initialize+0x295/0xbe0
[ 52.101547][ T5077] ? find_held_lock+0x2d/0x110
[ 52.106305][ T5077] ? dquot_get_next_dqblk+0x180/0x180
[ 52.111675][ T5077] ? lock_downgrade+0x690/0x690
[ 52.116521][ T5077] ? cpuacct_css_alloc+0x160/0x160
[ 52.121628][ T5077] ? spin_bug+0x1c0/0x1c0
[ 52.125954][ T5077] jfs_evict_inode+0x3de/0x4c0
[ 52.130714][ T5077] ? jfs_write_inode+0x240/0x240
[ 52.135649][ T5077] evict+0x2ed/0x6b0
[ 52.139538][ T5077] iput.part.0+0x50a/0x740
[ 52.143949][ T5077] iput+0x5c/0x80
[ 52.147582][ T5077] diFreeSpecial+0x7b/0x110
[ 52.152080][ T5077] jfs_mount+0x481/0x8b0
[ 52.156316][ T5077] jfs_fill_super+0x5a8/0xd40
[ 52.161010][ T5077] ? jfs_remount+0x660/0x660
[ 52.165596][ T5077] ? set_blocksize+0x2d8/0x370
[ 52.170357][ T5077] mount_bdev+0x358/0x420
[ 52.174763][ T5077] ? jfs_remount+0x660/0x660
[ 52.179344][ T5077] ? jfs_get_dquots+0x20/0x20
[ 52.184011][ T5077] legacy_get_tree+0x109/0x220
[ 52.188770][ T5077] vfs_get_tree+0x8d/0x350
[ 52.193173][ T5077] path_mount+0x134b/0x1e40
[ 52.197668][ T5077] ? kmem_cache_free+0xe9/0x480
[ 52.202509][ T5077] ? finish_automount+0x9b0/0x9b0
[ 52.207871][ T5077] ? putname+0x102/0x140
[ 52.212111][ T5077] __x64_sys_mount+0x283/0x300
[ 52.216870][ T5077] ? copy_mnt_ns+0xb30/0xb30
[ 52.221472][ T5077] ? lockdep_hardirqs_on+0x7d/0x100
[ 52.226661][ T5077] ? _raw_spin_unlock_irq+0x2e/0x50
[ 52.231853][ T5077] ? ptrace_notify+0xfe/0x140
[ 52.236532][ T5077] do_syscall_64+0x39/0xb0
[ 52.240936][ T5077] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 52.246829][ T5077] RIP: 0033:0x7f7a977dc5da
[ 52.251230][ T5077] 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
[ 52.270826][ T5077] RSP: 002b:00007ffe033b1fc8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[ 52.279224][ T5077] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7a977dc5da
[ 52.287205][ T5077] RDX: 0000000020005d00 RSI: 0000000020000000 RDI: 00007ffe033b1fd0
[ 52.295162][ T5077] RBP: 00007ffe033b1fd0 R08: 00007ffe033b2010 R09: 0000000000000002
[ 52.303119][ T5077] R10: 0000000000000003 R11: 0000000000000282 R12: 0000000000000004
[ 52.311090][ T5077] R13: 0000555555bbd2c0 R14: 00007ffe033b2010 R15: 0000000000000000
[ 52.319054][ T5077]
[ 52.322912][ T5077] Kernel Offset: disabled
[ 52.327216][ T5077] Rebooting in 86400 seconds..