./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3607079664

<...>
Warning: Permanently added '10.128.0.180' (ED25519) to the list of known hosts.
execve("./syz-executor3607079664", ["./syz-executor3607079664"], 0x7ffdaf06eb50 /* 10 vars */) = 0
brk(NULL)                               = 0x555585aa9000
brk(0x555585aa9d00)                     = 0x555585aa9d00
arch_prctl(ARCH_SET_FS, 0x555585aa9380) = 0
set_tid_address(0x555585aa9650)         = 5825
set_robust_list(0x555585aa9660, 24)     = 0
rseq(0x555585aa9ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3607079664", 4096) = 28
getrandom("\x8d\x89\x4c\x44\x6f\x83\x43\x55", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555585aa9d00
brk(0x555585acad00)                     = 0x555585acad00
brk(0x555585acb000)                     = 0x555585acb000
mprotect(0x7f58ba79c000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5826 attached
, child_tidptr=0x555585aa9650) = 5826
[pid  5825] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5826] set_robust_list(0x555585aa9660, 24) = 0
[pid  5826] openat(AT_FDCWD, "/dev/loop0", O_RDWR./strace-static-x86_64: Process 5827 attached
) = 3
[pid  5825] <... clone resumed>, child_tidptr=0x555585aa9650) = 5827
[pid  5827] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5826] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5827] <... set_robust_list resumed>) = 0
[pid  5826] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5825] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5827] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5826] close(3 <unfinished ...>
[pid  5827] <... openat resumed>)       = 3
./strace-static-x86_64: Process 5828 attached
[pid  5827] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5825] <... clone resumed>, child_tidptr=0x555585aa9650) = 5828
[pid  5828] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5826] <... close resumed>)        = 0
[pid  5825] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5828] <... set_robust_list resumed>) = 0
[pid  5827] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5828] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5827] close(3 <unfinished ...>
[pid  5826] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5830 attached
 <unfinished ...>
[pid  5827] <... close resumed>)        = 0
[pid  5827] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5832 attached
./strace-static-x86_64: Process 5831 attached
 <unfinished ...>
[pid  5825] <... clone resumed>, child_tidptr=0x555585aa9650) = 5830
[pid  5832] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5830] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5828] <... openat resumed>)       = 3
[pid  5827] <... clone resumed>, child_tidptr=0x555585aa9650) = 5832
[pid  5826] <... clone resumed>, child_tidptr=0x555585aa9650) = 5831
[pid  5825] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5832] <... set_robust_list resumed>) = 0
[pid  5831] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5830] <... set_robust_list resumed>) = 0
[pid  5828] ioctl(3, LOOP_CLR_FD./strace-static-x86_64: Process 5833 attached
 <unfinished ...>
[pid  5832] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5831] <... set_robust_list resumed>) = 0
[pid  5830] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5828] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5833] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5831] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5828] close(3 <unfinished ...>
[pid  5825] <... clone resumed>, child_tidptr=0x555585aa9650) = 5833
[pid  5833] <... set_robust_list resumed>) = 0
[pid  5832] <... prctl resumed>)        = 0
[pid  5828] <... close resumed>)        = 0
[pid  5833] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5832] setpgid(0, 0 <unfinished ...>
[pid  5830] <... openat resumed>)       = 3
[pid  5828] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5832] <... setpgid resumed>)      = 0
./strace-static-x86_64: Process 5834 attached
[pid  5832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5831] <... prctl resumed>)        = 0
[pid  5833] <... openat resumed>)       = 3
[pid  5831] setpgid(0, 0 <unfinished ...>
[pid  5830] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5834] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5832] <... openat resumed>)       = 3
[pid  5831] <... setpgid resumed>)      = 0
[pid  5830] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5834] <... set_robust_list resumed>) = 0
[pid  5833] ioctl(3, LOOP_CLR_FD)       = -1 ENXIO (No such device or address)
[pid  5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5834] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5833] close(3 <unfinished ...>
[pid  5832] write(3, "1000", 4 <unfinished ...>
[pid  5830] close(3 <unfinished ...>
[pid  5828] <... clone resumed>, child_tidptr=0x555585aa9650) = 5834
executing program
[pid  5834] <... prctl resumed>)        = 0
[pid  5833] <... close resumed>)        = 0
[pid  5832] <... write resumed>)        = 4
[pid  5831] <... openat resumed>)       = 3
[pid  5830] <... close resumed>)        = 0
[pid  5834] setpgid(0, 0 <unfinished ...>
[pid  5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5835 attached
 <unfinished ...>
[pid  5832] close(3)                    = 0
[pid  5835] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5832] write(1, "executing program\n", 18 <unfinished ...>
[pid  5835] <... set_robust_list resumed>) = 0
[pid  5832] <... write resumed>)        = 18
[pid  5835] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5834] <... setpgid resumed>)      = 0
[pid  5832] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5835] <... prctl resumed>)        = 0
[pid  5835] setpgid(0, 0 <unfinished ...>
[pid  5833] <... clone resumed>, child_tidptr=0x555585aa9650) = 5835
[pid  5835] <... setpgid resumed>)      = 0
[pid  5832] <... memfd_create resumed>) = 3
[pid  5835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5832] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5835] <... openat resumed>)       = 3
[pid  5834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5832] <... mmap resumed>)         = 0x7f58b2200000
./strace-static-x86_64: Process 5836 attached
[pid  5831] write(3, "1000", 4 <unfinished ...>
[pid  5835] write(3, "1000", 4 <unfinished ...>
[pid  5834] <... openat resumed>)       = 3
[pid  5831] <... write resumed>)        = 4
[pid  5830] <... clone resumed>, child_tidptr=0x555585aa9650) = 5836
[pid  5836] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5834] write(3, "1000", 4 <unfinished ...>
[pid  5831] close(3 <unfinished ...>
[pid  5836] <... set_robust_list resumed>) = 0
executing program
[pid  5834] <... write resumed>)        = 4
[pid  5831] <... close resumed>)        = 0
[pid  5834] close(3 <unfinished ...>
[pid  5831] write(1, "executing program\n", 18 <unfinished ...>
[pid  5835] <... write resumed>)        = 4
[pid  5836] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5835] close(3 <unfinished ...>
[pid  5831] <... write resumed>)        = 18
executing program
[pid  5835] <... close resumed>)        = 0
[pid  5834] <... close resumed>)        = 0
[pid  5835] write(1, "executing program\n", 18) = 18
[pid  5834] write(1, "executing program\n", 18 <unfinished ...>
[pid  5836] <... prctl resumed>)        = 0
[pid  5831] memfd_create("syzkaller", 0executing program
 <unfinished ...>
[pid  5835] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5836] setpgid(0, 0 <unfinished ...>
[pid  5834] <... write resumed>)        = 18
[pid  5831] <... memfd_create resumed>) = 3
[pid  5835] <... memfd_create resumed>) = 3
[pid  5835] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58b2200000
[pid  5834] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5836] <... setpgid resumed>)      = 0
[pid  5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58b2200000
[pid  5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5836] write(3, "1000", 4)         = 4
[pid  5836] close(3 <unfinished ...>
[pid  5834] <... memfd_create resumed>) = 3
[pid  5836] <... close resumed>)        = 0
[pid  5834] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58b2200000
executing program
[pid  5836] write(1, "executing program\n", 18) = 18
[pid  5836] memfd_create("syzkaller", 0) = 3
[pid  5836] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58b2200000
[pid  5832] 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"..., 16777216 <unfinished ...>
[pid  5835] 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"..., 16777216 <unfinished ...>
[pid  5831] 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"..., 16777216 <unfinished ...>
[pid  5834] 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"..., 16777216 <unfinished ...>
[pid  5836] 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"..., 16777216 <unfinished ...>
[pid  5832] <... write resumed>)        = 16777216
[pid  5832] munmap(0x7f58b2200000, 138412032 <unfinished ...>
[pid  5831] <... write resumed>)        = 16777216
[pid  5835] <... write resumed>)        = 16777216
[pid  5831] munmap(0x7f58b2200000, 138412032 <unfinished ...>
[pid  5835] munmap(0x7f58b2200000, 138412032 <unfinished ...>
[pid  5832] <... munmap resumed>)       = 0
[pid  5834] <... write resumed>)        = 16777216
[pid  5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR <unfinished ...>
[pid  5831] <... munmap resumed>)       = 0
[pid  5834] munmap(0x7f58b2200000, 138412032 <unfinished ...>
[pid  5832] <... openat resumed>)       = 4
[pid  5835] <... munmap resumed>)       = 0
[pid  5834] <... munmap resumed>)       = 0
[pid  5832] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5836] <... write resumed>)        = 16777216
[pid  5831] <... openat resumed>)       = 4
[pid  5836] munmap(0x7f58b2200000, 138412032 <unfinished ...>
[pid  5831] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5835] openat(AT_FDCWD, "/dev/loop4", O_RDWR <unfinished ...>
[pid  5834] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5835] <... openat resumed>)       = 4
[pid  5834] <... openat resumed>)       = 4
[pid  5835] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5834] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5831] <... ioctl resumed>)        = 0
[pid  5831] close(3 <unfinished ...>
[pid  5832] <... ioctl resumed>)        = 0
[pid  5832] close(3)                    = 0
[pid  5832] close(4)                    = 0
[pid  5832] mkdir("./file0", 0777)      = 0
[pid  5832] mount("/dev/loop1", "./file0", "jfs", 0, "quota,nointegrity,errors=continue," <unfinished ...>
[pid  5835] <... ioctl resumed>)        = 0
[pid  5835] close(3)                    = 0
[pid  5835] close(4)                    = 0
[pid  5831] <... close resumed>)        = 0
[pid  5835] mkdir("./file0", 0777 <unfinished ...>
[pid  5831] close(4 <unfinished ...>
[pid  5835] <... mkdir resumed>)        = -1 EEXIST (File exists)
[pid  5835] mount("/dev/loop4", "./file0", "jfs", 0, "quota,nointegrity,errors=continue," <unfinished ...>
[pid  5831] <... close resumed>)        = 0
[pid  5831] mkdir("./file0", 0777)      = -1 EEXIST (File exists)
syzkaller login: [   80.782567][ T5832] loop1: detected capacity change from 0 to 32768
[   80.790804][ T5831] loop0: detected capacity change from 0 to 32768
[   80.792050][ T5834] loop2: detected capacity change from 0 to 32768
[   80.804624][ T5835] loop4: detected capacity change from 0 to 32768
[   80.834769][ T5835] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN PTI
[   80.847426][ T5835] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
[   80.855893][ T5835] CPU: 0 UID: 0 PID: 5835 Comm: syz-executor360 Not tainted 6.14.0-rc1-syzkaller-00034-g92514ef226f5 #0
[   80.867016][ T5835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[   80.877089][ T5835] RIP: 0010:jfs_flush_journal+0x813/0xec0
[   80.882870][ T5835] Code: a5 fe 49 8d 5f f0 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 cb cf d1 fe 48 8b 1b 48 83 c3 30 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 ae cf d1 fe 48 8b 3b e8 86 f4 a5
[   80.902587][ T5835] RSP: 0018:ffffc900039879e0 EFLAGS: 00010206
[   80.908663][ T5835] RAX: 0000000000000006 RBX: 0000000000000030 RCX: ffff888011e90000
[   80.916728][ T5835] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   80.924704][ T5835] RBP: ffffc90003987b10 R08: ffffffff81f7956f R09: 0000000000000000
[   80.932679][ T5835] R10: ffffc900039877c8 R11: fffff52000730f28 R12: 1ffff92000730f48
[   80.940657][ T5835] R13: dffffc0000000000 R14: ffff88802708a000 R15: ffff888034419438
[   80.948984][ T5835] FS:  0000555585aa9380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[   80.957925][ T5835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.964510][ T5835] CR2: 00007f58b31ff000 CR3: 0000000033fbe000 CR4: 00000000003526f0
[   80.972490][ T5835] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   80.980465][ T5835] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   80.988442][ T5835] Call Trace:
[   80.991724][ T5835]  <TASK>
[   80.994661][ T5835]  ? __die_body+0x5f/0xb0
[   80.999015][ T5835]  ? die_addr+0xb0/0xe0
[   81.003182][ T5835]  ? exc_general_protection+0x3dd/0x5d0
[   81.008761][ T5835]  ? asm_exc_general_protection+0x26/0x30
[   81.014495][ T5835]  ? filemap_fdatawrite+0x19f/0x2a0
[   81.019707][ T5835]  ? jfs_flush_journal+0x813/0xec0
[   81.024865][ T5835]  ? __destroy_inode+0x4af/0x670
[   81.029954][ T5835]  ? evict+0x836/0x9a0
[   81.034037][ T5835]  ? __pfx_jfs_flush_journal+0x10/0x10
[   81.039529][ T5835]  ? __pfx_evict+0x10/0x10
[   81.043965][ T5835]  jfs_umount+0x170/0x3a0
[   81.048317][ T5835]  jfs_fill_super+0x9fb/0xd90
[   81.053117][ T5835]  get_tree_bdev_flags+0x48c/0x5c0
[   81.058235][ T5835]  ? __pfx_jfs_fill_super+0x10/0x10
[   81.063437][ T5835]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[   81.069074][ T5835]  ? cap_capable+0x139/0x450
[   81.073718][ T5835]  ? safesetid_security_capable+0xb2/0x1d0
[   81.079548][ T5835]  vfs_get_tree+0x90/0x2b0
[   81.083976][ T5835]  do_new_mount+0x2be/0xb40
[   81.088490][ T5835]  ? __pfx_do_new_mount+0x10/0x10
[   81.093538][ T5835]  __se_sys_mount+0x2d6/0x3c0
[   81.098224][ T5835]  ? __pfx___se_sys_mount+0x10/0x10
[   81.103433][ T5835]  ? do_syscall_64+0x100/0x230
[   81.108209][ T5835]  ? __x64_sys_mount+0x20/0xc0
[   81.112980][ T5835]  do_syscall_64+0xf3/0x230
[   81.117495][ T5835]  ? clear_bhb_loop+0x35/0x90
[   81.122183][ T5835]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   81.128107][ T5835] RIP: 0033:0x7f58ba724f5a
[   81.132548][ T5835] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   81.152246][ T5835] RSP: 002b:00007ffc88fb5df8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5
[   81.160698][ T5835] RAX: ffffffffffffffda RBX: 00007ffc88fb5e10 RCX: 00007f58ba724f5a
[   81.168676][ T5835] RDX: 0000200000000040 RSI: 0000200000005e40 RDI: 00007ffc88fb5e10
[   81.176653][ T5835] RBP: 0000200000005e40 R08: 00007ffc88fb5e50 R09: 0000000000005dc3
[pid  5831] mount("/dev/loop0", "./file0", "jfs", 0, "quota,nointegrity,errors=continue," <unfinished ...>
[pid  5834] <... ioctl resumed>)        = 0
[pid  5836] <... munmap resumed>)       = 0
[pid  5831] <... mount resumed>)        = -1 ESTALE (Stale file handle)
[pid  5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR <unfinished ...>
[pid  5834] close(3 <unfinished ...>
[pid  5836] <... openat resumed>)       = 4
[pid  5834] <... close resumed>)        = 0
[pid  5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5834] close(4 <unfinished ...>
[pid  5831] <... openat resumed>)       = 3
[pid  5836] ioctl(4, LOOP_SET_FD, 3 <unfinished ...>
[pid  5834] <... close resumed>)        = 0
[pid  5831] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5834] mkdir("./file0", 0777 <unfinished ...>
[pid  5831] <... ioctl resumed>)        = 0
[pid  5834] <... mkdir resumed>)        = -1 EEXIST (File exists)
[pid  5831] close(3 <unfinished ...>
[pid  5836] <... ioctl resumed>)        = 0
[pid  5834] mount("/dev/loop2", "./file0", "jfs", 0, "quota,nointegrity,errors=continue," <unfinished ...>
[pid  5832] <... mount resumed>)        = -1 ESTALE (Stale file handle)
[pid  5836] close(3 <unfinished ...>
[pid  5832] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3
[pid  5836] <... close resumed>)        = 0
[pid  5832] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5836] close(4)                    = 0
[pid  5832] <... ioctl resumed>)        = 0
[pid  5836] mkdir("./file0", 0777 <unfinished ...>
[pid  5832] close(3 <unfinished ...>
[pid  5836] <... mkdir resumed>)        = -1 EEXIST (File exists)
[pid  5832] <... close resumed>)        = 0
[pid  5836] mount("/dev/loop3", "./file0", "jfs", 0, "quota,nointegrity,errors=continue," <unfinished ...>
[pid  5832] exit_group(0)               = ?
[pid  5832] +++ exited with 0 +++
[pid  5827] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5832, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=34 /* 0.34 s */} ---
[   81.184636][ T5835] R10: 0000000000000000 R11: 0000000000000282 R12: 0000200000000040
[   81.192613][ T5835] R13: 00007ffc88fb5e50 R14: 0000000000000003 R15: 0000000000000000
[   81.200613][ T5835]  </TASK>
[   81.203637][ T5835] Modules linked in:
[   81.207759][ T5835] ---[ end trace 0000000000000000 ]---
[   81.219961][ T5836] loop3: detected capacity change from 0 to 32768
[pid  5827] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5827] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3
[pid  5836] <... mount resumed>)        = -1 ESTALE (Stale file handle)
[pid  5827] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5836] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5827] close(3 <unfinished ...>
[pid  5836] ioctl(3, LOOP_CLR_FD)       = 0
[pid  5836] close(3 <unfinished ...>
[pid  5827] <... close resumed>)        = 0
[pid  5827] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5834] <... mount resumed>)        = -1 ESTALE (Stale file handle)
[pid  5827] <... clone resumed>, child_tidptr=0x555585aa9650) = 5838
[pid  5834] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 5838 attached
 <unfinished ...>
[pid  5838] set_robust_list(0x555585aa9660, 24) = 0
[pid  5838] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5834] <... openat resumed>)       = 3
[pid  5834] ioctl(3, LOOP_CLR_FD)       = 0
executing program
[pid  5834] close(3 <unfinished ...>
[pid  5838] <... prctl resumed>)        = 0
[pid  5838] setpgid(0, 0)               = 0
[pid  5838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5838] write(3, "1000", 4)         = 4
[pid  5838] close(3)                    = 0
[pid  5838] write(1, "executing program\n", 18) = 18
[pid  5838] memfd_create("syzkaller", 0) = 3
[pid  5838] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58b2200000
[   81.235142][ T5835] RIP: 0010:jfs_flush_journal+0x813/0xec0
[   81.242904][ T5835] Code: a5 fe 49 8d 5f f0 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 cb cf d1 fe 48 8b 1b 48 83 c3 30 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 ae cf d1 fe 48 8b 3b e8 86 f4 a5
[   81.351630][ T5835] RSP: 0018:ffffc900039879e0 EFLAGS: 00010206
[   81.368853][ T5835] RAX: 0000000000000006 RBX: 0000000000000030 RCX: ffff888011e90000
[pid  5836] <... close resumed>)        = 0
[   81.396396][ T5835] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[   81.431450][ T5835] RBP: ffffc90003987b10 R08: ffffffff81f7956f R09: 0000000000000000
[pid  5836] exit_group(0)               = ?
[pid  5836] +++ exited with 0 +++
[pid  5830] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=30 /* 0.30 s */} ---
[pid  5830] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5830] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = 3
[pid  5830] ioctl(3, LOOP_CLR_FD)       = -1 ENXIO (No such device or address)
[pid  5830] close(3)                    = 0
[pid  5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program
, child_tidptr=0x555585aa9650) = 5840
./strace-static-x86_64: Process 5840 attached
[pid  5840] set_robust_list(0x555585aa9660, 24) = 0
[pid  5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5840] setpgid(0, 0)               = 0
[pid  5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5840] write(3, "1000", 4)         = 4
[pid  5840] close(3)                    = 0
[pid  5840] write(1, "executing program\n", 18) = 18
[pid  5840] memfd_create("syzkaller", 0) = 3
[pid  5840] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58b2200000
[pid  5831] <... close resumed>)        = 0
[pid  5831] exit_group(0)               = ?
[   81.456080][ T5835] R10: ffffc900039877c8 R11: fffff52000730f28 R12: 1ffff92000730f48
[   81.485530][ T5835] R13: dffffc0000000000 R14: ffff88802708a000 R15: ffff888034419438
[pid  5831] +++ exited with 0 +++
[pid  5834] <... close resumed>)        = 0
[pid  5826] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5831, si_uid=0, si_status=0, si_utime=5 /* 0.05 s */, si_stime=66 /* 0.66 s */} ---
[pid  5834] exit_group(0 <unfinished ...>
[pid  5826] restart_syscall(<... resuming interrupted clone ...> <unfinished ...>
[pid  5834] <... exit_group resumed>)   = ?
[pid  5826] <... restart_syscall resumed>) = 0
[pid  5834] +++ exited with 0 +++
[pid  5826] openat(AT_FDCWD, "/dev/loop0", O_RDWR <unfinished ...>
[pid  5828] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5834, si_uid=0, si_status=0, si_utime=3 /* 0.03 s */, si_stime=27 /* 0.27 s */} ---
[pid  5826] <... openat resumed>)       = 3
[pid  5828] openat(AT_FDCWD, "/dev/loop2", O_RDWR <unfinished ...>
[pid  5826] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5828] <... openat resumed>)       = 3
[pid  5826] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[pid  5828] ioctl(3, LOOP_CLR_FD <unfinished ...>
[pid  5826] close(3)                    = 0
[pid  5826] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD <unfinished ...>
[pid  5828] <... ioctl resumed>)        = -1 ENXIO (No such device or address)
[   81.524364][ T5835] FS:  0000555585aa9380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
./strace-static-x86_64: Process 5842 attached
[pid  5828] close(3 <unfinished ...>
[pid  5826] <... clone resumed>, child_tidptr=0x555585aa9650) = 5842
[pid  5828] <... close resumed>)        = 0
[pid  5828] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5843 attached
 <unfinished ...>
[pid  5842] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5843] set_robust_list(0x555585aa9660, 24 <unfinished ...>
[pid  5842] <... set_robust_list resumed>) = 0
[pid  5828] <... clone resumed>, child_tidptr=0x555585aa9650) = 5843
[pid  5843] <... set_robust_list resumed>) = 0
[pid  5843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5842] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5843] setpgid(0, 0 <unfinished ...>
[pid  5842] <... prctl resumed>)        = 0
[pid  5843] <... setpgid resumed>)      = 0
[pid  5842] setpgid(0, 0 <unfinished ...>
[pid  5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5842] <... setpgid resumed>)      = 0
[pid  5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC <unfinished ...>
[pid  5843] <... openat resumed>)       = 3
[pid  5842] <... openat resumed>)       = 3
[pid  5843] write(3, "1000", 4 <unfinished ...>
[pid  5842] write(3, "1000", 4 <unfinished ...>
[pid  5843] <... write resumed>)        = 4
[pid  5842] <... write resumed>)        = 4
[pid  5842] close(3 <unfinished ...>
[pid  5843] close(3executing program
)                    = 0
[pid  5842] <... close resumed>)        = 0
[pid  5838] 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"..., 16777216 <unfinished ...>
[pid  5843] write(1, "executing program\n", 18) = 18
[pid  5843] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5842] write(1, "executing program\n", 18executing program
 <unfinished ...>
[pid  5843] <... memfd_create resumed>) = 3
[pid  5842] <... write resumed>)        = 18
[pid  5843] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 <unfinished ...>
[pid  5842] memfd_create("syzkaller", 0 <unfinished ...>
[pid  5843] <... mmap resumed>)         = 0x7f58b2200000
[pid  5842] <... memfd_create resumed>) = 3
[pid  5842] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f58b2200000
[   81.569615][ T5835] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   81.593862][ T5835] CR2: 00007fff134f4a68 CR3: 0000000033fbe000 CR4: 00000000003526f0
[   81.625758][ T5835] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   81.656631][ T5835] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   81.677564][ T5835] Kernel panic - not syncing: Fatal exception
[   81.684034][ T5835] Kernel Offset: disabled
[   81.688365][ T5835] Rebooting in 86400 seconds..