./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1234370581 <...> Warning: Permanently added '10.128.0.61' (ED25519) to the list of known hosts. execve("./syz-executor1234370581", ["./syz-executor1234370581"], 0x7ffe35783ab0 /* 10 vars */) = 0 brk(NULL) = 0x555555e98000 brk(0x555555e98d00) = 0x555555e98d00 arch_prctl(ARCH_SET_FS, 0x555555e98380) = 0 set_tid_address(0x555555e98650) = 5071 set_robust_list(0x555555e98660, 24) = 0 rseq(0x555555e98ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1234370581", 4096) = 28 getrandom("\x90\xdf\x72\x34\xad\x8a\x21\xf4", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555e98d00 brk(0x555555eb9d00) = 0x555555eb9d00 brk(0x555555eba000) = 0x555555eba000 mprotect(0x7f67c3d59000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555e98650) = 5072 ./strace-static-x86_64: Process 5072 attached [pid 5072] set_robust_list(0x555555e98660, 24) = 0 [pid 5072] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5072] setsid() = 1 [pid 5072] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5072] unshare(CLONE_NEWNS) = 0 [pid 5072] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5072] unshare(CLONE_NEWIPC) = 0 [pid 5072] unshare(CLONE_NEWCGROUP) = 0 [pid 5072] unshare(CLONE_NEWUTS) = 0 [pid 5072] unshare(CLONE_SYSVSEM) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "16777216", 8) = 8 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "536870912", 9) = 9 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "8192", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5072] close(3) = 0 [pid 5072] getpid() = 1 [pid 5072] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 eb e2 e8 0d 8f e4 fe e9 52 fe ff ff e8 03 8f e4 fe e9 79 [ 131.071817][ T109] RSP: 0018:ffffc900020bfa88 EFLAGS: 00010293 [ 131.077913][ T109] RAX: 0000000000000000 RBX: 0000000000000155 RCX: ffffffff82faf5c9 [ 131.085917][ T109] RDX: ffff8880197f3b80 RSI: ffffffff82faf828 RDI: 0000000000000004 [ 131.093909][ T109] RBP: ffff8880231c4010 R08: 0000000000000004 R09: 0000000000000155 [ 131.101935][ T109] R10: 0000000000030056 R11: ffffffff8acf1fa0 R12: 0000000000000004 [ 131.109913][ T109] R13: 0000000000030056 R14: ffff8880231c4010 R15: 0000000000000001 [ 131.117922][ T109] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 131.126881][ T109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.133487][ T109] CR2: 00007f67c3d5d130 CR3: 000000000cf79000 CR4: 0000000000350ef0 [ 131.141620][ T109] Call Trace: [ 131.144893][ T109] [ 131.147823][ T109] ? show_regs+0x8f/0xa0 [ 131.152086][ T109] ? __warn+0xe6/0x390 [ 131.156161][ T109] ? dbAdjTree+0x2d9/0x3d0 [ 131.160557][ T109] ? report_bug+0x3bc/0x580 [ 131.165080][ T109] ? handle_bug+0x3d/0x70 [ 131.169412][ T109] ? exc_invalid_op+0x17/0x40 [ 131.174101][ T109] ? asm_exc_invalid_op+0x1a/0x20 [ 131.179136][ T109] ? dbAdjTree+0x79/0x3d0 [ 131.183476][ T109] ? dbAdjTree+0x2d8/0x3d0 [ 131.187895][ T109] ? dbAdjTree+0x2d9/0x3d0 [ 131.192327][ T109] ? dbAdjTree+0x2d8/0x3d0 [ 131.196746][ T109] ? __filemap_get_folio+0x2b0/0xaa0 [ 131.202042][ T109] dbJoin+0x267/0x2c0 [ 131.206029][ T109] dbFreeBits+0x15c/0x8f0 [ 131.210342][ T109] dbFreeDmap+0x62/0x1a0 [ 131.214656][ T109] dbFree+0x266/0x550 [ 131.218672][ T109] txFreeMap+0x9a9/0xe60 [ 131.222960][ T109] ? lock_acquire+0x383/0x520 [ 131.227650][ T109] ? rcu_is_watching+0x12/0xb0 [ 131.232441][ T109] txUpdateMap+0x3f1/0xd10 [ 131.236870][ T109] ? txFreeMap+0xe60/0xe60 [ 131.241266][ T109] ? rcu_is_watching+0x12/0xb0 [ 131.246037][ T109] jfs_lazycommit+0x5e4/0xb20 [ 131.250720][ T109] ? spin_bug+0x1d0/0x1d0 [ 131.255062][ T109] ? txCommit+0x4fd0/0x4fd0 [ 131.259584][ T109] ? wake_up_state+0x10/0x10 [ 131.264184][ T109] ? __kthread_parkme+0x14b/0x220 [ 131.269215][ T109] ? txCommit+0x4fd0/0x4fd0 [ 131.273728][ T109] kthread+0x2c6/0x3a0 [ 131.277800][ T109] ? kthread_complete_and_exit+0x40/0x40 [ 131.283438][ T109] ? kthread_complete_and_exit+0x40/0x40 [ 131.289096][ T109] ret_from_fork+0x45/0x80 [ 131.293520][ T109] ? kthread_complete_and_exit+0x40/0x40 [ 131.299171][ T109] ret_from_fork_asm+0x11/0x20 [ 131.303962][ T109] [ 131.306974][ T109] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 131.314227][ T109] CPU: 0 PID: 109 Comm: jfsCommit Not tainted 6.7.0-syzkaller-09928-g052d534373b7 #0 [ 131.323790][ T109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 131.333845][ T109] Call Trace: [ 131.337118][ T109] [ 131.340037][ T109] dump_stack_lvl+0xd9/0x1b0 [ 131.344639][ T109] panic+0x6dc/0x790 [ 131.348532][ T109] ? panic_smp_self_stop+0xa0/0xa0 [ 131.353641][ T109] ? show_trace_log_lvl+0x363/0x4f0 [ 131.358834][ T109] ? check_panic_on_warn+0x1f/0xb0 [ 131.363946][ T109] ? dbAdjTree+0x2d9/0x3d0 [ 131.368355][ T109] check_panic_on_warn+0xab/0xb0 [ 131.373295][ T109] __warn+0xf2/0x390 [ 131.377186][ T109] ? dbAdjTree+0x2d9/0x3d0 [ 131.381598][ T109] report_bug+0x3bc/0x580 [ 131.385928][ T109] handle_bug+0x3d/0x70 [ 131.390071][ T109] exc_invalid_op+0x17/0x40 [ 131.394561][ T109] asm_exc_invalid_op+0x1a/0x20 [ 131.399408][ T109] RIP: 0010:dbAdjTree+0x2d9/0x3d0 [ 131.404432][ T109] Code: e8 4c 13 8d fe 0f b6 14 24 38 da 0f 85 a1 fe ff ff 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f e9 7d 18 8d fe e8 78 18 8d fe 90 <0f> 0b 90 eb e2 e8 0d 8f e4 fe e9 52 fe ff ff e8 03 8f e4 fe e9 79 [ 131.424041][ T109] RSP: 0018:ffffc900020bfa88 EFLAGS: 00010293 [ 131.430096][ T109] RAX: 0000000000000000 RBX: 0000000000000155 RCX: ffffffff82faf5c9 [ 131.438060][ T109] RDX: ffff8880197f3b80 RSI: ffffffff82faf828 RDI: 0000000000000004 [ 131.446025][ T109] RBP: ffff8880231c4010 R08: 0000000000000004 R09: 0000000000000155 [ 131.453987][ T109] R10: 0000000000030056 R11: ffffffff8acf1fa0 R12: 0000000000000004 [ 131.461950][ T109] R13: 0000000000030056 R14: ffff8880231c4010 R15: 0000000000000001 [ 131.469913][ T109] ? dbAdjTree+0x79/0x3d0 [ 131.474242][ T109] ? dbAdjTree+0x2d8/0x3d0 [ 131.478653][ T109] ? dbAdjTree+0x2d8/0x3d0 [ 131.483062][ T109] ? __filemap_get_folio+0x2b0/0xaa0 [ 131.488343][ T109] dbJoin+0x267/0x2c0 [ 131.492320][ T109] dbFreeBits+0x15c/0x8f0 [ 131.496645][ T109] dbFreeDmap+0x62/0x1a0 [ 131.500875][ T109] dbFree+0x266/0x550 [ 131.504847][ T109] txFreeMap+0x9a9/0xe60 [ 131.509085][ T109] ? lock_acquire+0x383/0x520 [ 131.513750][ T109] ? rcu_is_watching+0x12/0xb0 [ 131.518593][ T109] txUpdateMap+0x3f1/0xd10 [ 131.523010][ T109] ? txFreeMap+0xe60/0xe60 [ 131.527422][ T109] ? rcu_is_watching+0x12/0xb0 [ 131.532180][ T109] jfs_lazycommit+0x5e4/0xb20 [ 131.536947][ T109] ? spin_bug+0x1d0/0x1d0 [ 131.541311][ T109] ? txCommit+0x4fd0/0x4fd0 [ 131.545808][ T109] ? wake_up_state+0x10/0x10 [ 131.550390][ T109] ? __kthread_parkme+0x14b/0x220 [ 131.555406][ T109] ? txCommit+0x4fd0/0x4fd0 [ 131.559903][ T109] kthread+0x2c6/0x3a0 [ 131.563970][ T109] ? kthread_complete_and_exit+0x40/0x40 [ 131.569597][ T109] ? kthread_complete_and_exit+0x40/0x40 [ 131.575223][ T109] ret_from_fork+0x45/0x80 [ 131.579634][ T109] ? kthread_complete_and_exit+0x40/0x40 [ 131.585263][ T109] ret_from_fork_asm+0x11/0x20 [ 131.590025][ T109] [ 131.593244][ T109] Kernel Offset: disabled [ 131.597544][ T109] Rebooting in 86400 seconds..