./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1070215712 <...> Warning: Permanently added '10.128.0.228' (ED25519) to the list of known hosts. execve("./syz-executor1070215712", ["./syz-executor1070215712"], 0x7ffebeb0b160 /* 10 vars */) = 0 brk(NULL) = 0x555565165000 brk(0x555565165d00) = 0x555565165d00 arch_prctl(ARCH_SET_FS, 0x555565165380) = 0 set_tid_address(0x555565165650) = 5830 set_robust_list(0x555565165660, 24) = 0 rseq(0x555565165ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1070215712", 4096) = 28 getrandom("\x5b\x37\x23\xc5\x0b\x96\x3a\xde", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555565165d00 brk(0x555565186d00) = 0x555565186d00 brk(0x555565187000) = 0x555565187000 mprotect(0x7fe2db9db000, 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./strace-static-x86_64: Process 5831 attached [pid 5831] set_robust_list(0x555565165660, 24 [pid 5830] <... clone resumed>, child_tidptr=0x555565165650) = 5831 [pid 5831] <... set_robust_list resumed>) = 0 [pid 5831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5831] getppid() = 0 [pid 5831] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5831] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5831] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5831] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5831] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5831] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5831] unshare(CLONE_NEWNS) = 0 [pid 5831] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5831] unshare(CLONE_NEWIPC) = 0 [pid 5831] unshare(CLONE_NEWCGROUP) = 0 [pid 5831] unshare(CLONE_NEWUTS) = 0 [pid 5831] unshare(CLONE_SYSVSEM) = 0 [pid 5831] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "16777216", 8) = 8 [pid 5831] close(3) = 0 [pid 5831] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "536870912", 9) = 9 [pid 5831] close(3) = 0 [pid 5831] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "1024", 4) = 4 [pid 5831] close(3) = 0 [pid 5831] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "8192", 4) = 4 [pid 5831] close(3) = 0 [pid 5831] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "1024", 4) = 4 [pid 5831] close(3) = 0 [pid 5831] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "1024", 4) = 4 [pid 5831] close(3) = 0 [pid 5831] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5831] close(3) = 0 [pid 5831] getpid() = 1 [pid 5831] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 e9 00 fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cc f7 [ 63.424706][ T5831] RSP: 0018:ffffc90003967628 EFLAGS: 00010093 [ 63.430803][ T5831] RAX: ffffffff81dae1c9 RBX: 0000000000000000 RCX: ffff888032753c00 [ 63.438858][ T5831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.446825][ T5831] RBP: ffff888148deccf8 R08: ffffffff81dadbc5 R09: 1ffff110291bd99f [ 63.454808][ T5831] R10: dffffc0000000000 R11: ffffed10291bd9a0 R12: ffff888148decb88 [ 63.462793][ T5831] R13: ffffea0000c32fc0 R14: 0000000000000001 R15: 1ffff110291bd99f [ 63.470792][ T5831] FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 [ 63.479758][ T5831] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.486349][ T5831] CR2: 00007fe2db9df130 CR3: 000000000e736000 CR4: 00000000003526f0 [ 63.494442][ T5831] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.502423][ T5831] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.510433][ T5831] Call Trace: [ 63.513733][ T5831] [ 63.516663][ T5831] ? __warn+0x165/0x4d0 [ 63.520839][ T5831] ? __folio_mark_dirty+0xa3a/0xe80 [ 63.526070][ T5831] ? report_bug+0x2b3/0x500 [ 63.530600][ T5831] ? __folio_mark_dirty+0xa3a/0xe80 [ 63.535814][ T5831] ? handle_bug+0x60/0x90 [ 63.540158][ T5831] ? exc_invalid_op+0x1a/0x50 [ 63.544846][ T5831] ? asm_exc_invalid_op+0x1a/0x20 [ 63.549901][ T5831] ? __folio_mark_dirty+0x435/0xe80 [ 63.555111][ T5831] ? __folio_mark_dirty+0xa39/0xe80 [ 63.560357][ T5831] ? __folio_mark_dirty+0xa3a/0xe80 [ 63.565595][ T5831] ? __folio_mark_dirty+0xa39/0xe80 [ 63.570823][ T5831] mark_buffer_dirty+0x28e/0x440 [ 63.575778][ T5831] gfs2_unpin+0x129/0xa60 [ 63.580130][ T5831] buf_lo_after_commit+0x14f/0x1a0 [ 63.585272][ T5831] ? __pfx_buf_lo_after_commit+0x10/0x10 [ 63.590953][ T5831] gfs2_log_flush+0x118d/0x2610 [ 63.595830][ T5831] ? __pfx_gfs2_log_flush+0x10/0x10 [ 63.601068][ T5831] ? do_sync+0x9c2/0xc60 [ 63.605343][ T5831] ? do_sync+0x9c2/0xc60 [ 63.609615][ T5831] do_sync+0xa0b/0xc60 [ 63.613723][ T5831] ? __pfx_do_sync+0x10/0x10 [ 63.618332][ T5831] ? do_raw_spin_unlock+0x13c/0x8b0 [ 63.623578][ T5831] gfs2_quota_sync+0x3bc/0x4a0 [ 63.628382][ T5831] gfs2_sync_fs+0x4d/0xc0 [ 63.632728][ T5831] sync_filesystem+0xed/0x230 [ 63.637421][ T5831] generic_shutdown_super+0x72/0x2d0 [ 63.643165][ T5831] kill_block_super+0x44/0x90 [ 63.647841][ T5831] deactivate_locked_super+0xc4/0x130 [ 63.653309][ T5831] cleanup_mnt+0x41f/0x4b0 [ 63.657730][ T5831] ? lockdep_hardirqs_on+0x99/0x150 [ 63.662984][ T5831] task_work_run+0x24f/0x310 [ 63.667600][ T5831] ? __pfx_task_work_run+0x10/0x10 [ 63.672720][ T5831] ? do_exit+0xa2a/0x28e0 [ 63.677067][ T5831] ? do_exit+0xa2a/0x28e0 [ 63.681434][ T5831] do_exit+0xa2f/0x28e0 [ 63.685694][ T5831] ? __pfx_do_exit+0x10/0x10 [ 63.690332][ T5831] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 63.696340][ T5831] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 63.702680][ T5831] ? _raw_spin_unlock_irq+0x23/0x50 [ 63.707882][ T5831] ? lockdep_hardirqs_on+0x99/0x150 [ 63.713080][ T5831] do_group_exit+0x207/0x2c0 [ 63.717677][ T5831] __x64_sys_exit_group+0x3f/0x40 [ 63.722783][ T5831] x64_sys_call+0x26a8/0x26b0 [ 63.727462][ T5831] do_syscall_64+0xf3/0x230 [ 63.731963][ T5831] ? clear_bhb_loop+0x35/0x90 [ 63.736641][ T5831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.742559][ T5831] RIP: 0033:0x7fe2db952a49 [ 63.746995][ T5831] Code: Unable to access opcode bytes at 0x7fe2db952a1f. [ 63.754011][ T5831] RSP: 002b:00007ffcd73c5868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 63.762436][ T5831] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe2db952a49 [ 63.770407][ T5831] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 63.778386][ T5831] RBP: 00007fe2db9e12b0 R08: ffffffffffffffb8 R09: 00000000000125aa [ 63.786433][ T5831] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe2db9e12b0 [ 63.794469][ T5831] R13: 0000000000000000 R14: 00007fe2db9e2020 R15: 00007fe2db920f70 [ 63.802490][ T5831] [ 63.805544][ T5831] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 63.812927][ T5831] CPU: 1 UID: 0 PID: 5831 Comm: syz-executor107 Not tainted 6.13.0-rc1-next-20241204-syzkaller #0 [ 63.823600][ T5831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 63.833667][ T5831] Call Trace: [ 63.836965][ T5831] [ 63.839904][ T5831] dump_stack_lvl+0x241/0x360 [ 63.844770][ T5831] ? __pfx_dump_stack_lvl+0x10/0x10 [ 63.850001][ T5831] ? __pfx__printk+0x10/0x10 [ 63.854613][ T5831] ? _printk+0xd5/0x120 [ 63.858783][ T5831] ? __init_begin+0x41000/0x41000 [ 63.863806][ T5831] ? vscnprintf+0x5d/0x90 [ 63.868138][ T5831] panic+0x349/0x880 [ 63.872032][ T5831] ? __warn+0x174/0x4d0 [ 63.876183][ T5831] ? __pfx_panic+0x10/0x10 [ 63.880613][ T5831] __warn+0x344/0x4d0 [ 63.884593][ T5831] ? __folio_mark_dirty+0xa3a/0xe80 [ 63.889791][ T5831] report_bug+0x2b3/0x500 [ 63.894117][ T5831] ? __folio_mark_dirty+0xa3a/0xe80 [ 63.899335][ T5831] handle_bug+0x60/0x90 [ 63.903488][ T5831] exc_invalid_op+0x1a/0x50 [ 63.907990][ T5831] asm_exc_invalid_op+0x1a/0x20 [ 63.912834][ T5831] RIP: 0010:__folio_mark_dirty+0xa3a/0xe80 [ 63.918661][ T5831] Code: e8 ab 7c c4 ff 4c 89 ef 48 8b 34 24 e8 af 16 33 00 e9 4a fe ff ff e8 95 7c c4 ff 90 0f 0b 90 e9 08 fe ff ff e8 87 7c c4 ff 90 <0f> 0b 90 e9 00 fa ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c cc f7 [ 63.938290][ T5831] RSP: 0018:ffffc90003967628 EFLAGS: 00010093 [ 63.944418][ T5831] RAX: ffffffff81dae1c9 RBX: 0000000000000000 RCX: ffff888032753c00 [ 63.952404][ T5831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.960397][ T5831] RBP: ffff888148deccf8 R08: ffffffff81dadbc5 R09: 1ffff110291bd99f [ 63.968406][ T5831] R10: dffffc0000000000 R11: ffffed10291bd9a0 R12: ffff888148decb88 [ 63.976399][ T5831] R13: ffffea0000c32fc0 R14: 0000000000000001 R15: 1ffff110291bd99f [ 63.984423][ T5831] ? __folio_mark_dirty+0x435/0xe80 [ 63.989674][ T5831] ? __folio_mark_dirty+0xa39/0xe80 [ 63.995070][ T5831] ? __folio_mark_dirty+0xa39/0xe80 [ 64.000277][ T5831] mark_buffer_dirty+0x28e/0x440 [ 64.005231][ T5831] gfs2_unpin+0x129/0xa60 [ 64.009583][ T5831] buf_lo_after_commit+0x14f/0x1a0 [ 64.014726][ T5831] ? __pfx_buf_lo_after_commit+0x10/0x10 [ 64.020380][ T5831] gfs2_log_flush+0x118d/0x2610 [ 64.025252][ T5831] ? __pfx_gfs2_log_flush+0x10/0x10 [ 64.030478][ T5831] ? do_sync+0x9c2/0xc60 [ 64.034739][ T5831] ? do_sync+0x9c2/0xc60 [ 64.038986][ T5831] do_sync+0xa0b/0xc60 [ 64.043068][ T5831] ? __pfx_do_sync+0x10/0x10 [ 64.047685][ T5831] ? do_raw_spin_unlock+0x13c/0x8b0 [ 64.052924][ T5831] gfs2_quota_sync+0x3bc/0x4a0 [ 64.057707][ T5831] gfs2_sync_fs+0x4d/0xc0 [ 64.062043][ T5831] sync_filesystem+0xed/0x230 [ 64.066719][ T5831] generic_shutdown_super+0x72/0x2d0 [ 64.072026][ T5831] kill_block_super+0x44/0x90 [ 64.076725][ T5831] deactivate_locked_super+0xc4/0x130 [ 64.082113][ T5831] cleanup_mnt+0x41f/0x4b0 [ 64.086552][ T5831] ? lockdep_hardirqs_on+0x99/0x150 [ 64.091760][ T5831] task_work_run+0x24f/0x310 [ 64.096442][ T5831] ? __pfx_task_work_run+0x10/0x10 [ 64.101582][ T5831] ? do_exit+0xa2a/0x28e0 [ 64.105924][ T5831] ? do_exit+0xa2a/0x28e0 [ 64.110278][ T5831] do_exit+0xa2f/0x28e0 [ 64.114473][ T5831] ? __pfx_do_exit+0x10/0x10 [ 64.119072][ T5831] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 64.125074][ T5831] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 64.131421][ T5831] ? _raw_spin_unlock_irq+0x23/0x50 [ 64.136633][ T5831] ? lockdep_hardirqs_on+0x99/0x150 [ 64.141829][ T5831] do_group_exit+0x207/0x2c0 [ 64.146438][ T5831] __x64_sys_exit_group+0x3f/0x40 [ 64.151468][ T5831] x64_sys_call+0x26a8/0x26b0 [ 64.156149][ T5831] do_syscall_64+0xf3/0x230 [ 64.160648][ T5831] ? clear_bhb_loop+0x35/0x90 [ 64.165418][ T5831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 64.171310][ T5831] RIP: 0033:0x7fe2db952a49 [ 64.175721][ T5831] Code: Unable to access opcode bytes at 0x7fe2db952a1f. [ 64.182749][ T5831] RSP: 002b:00007ffcd73c5868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 64.191195][ T5831] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fe2db952a49 [ 64.199262][ T5831] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 64.207261][ T5831] RBP: 00007fe2db9e12b0 R08: ffffffffffffffb8 R09: 00000000000125aa [ 64.215272][ T5831] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe2db9e12b0 [ 64.223383][ T5831] R13: 0000000000000000 R14: 00007fe2db9e2020 R15: 00007fe2db920f70 [ 64.231450][ T5831] [ 64.234762][ T5831] Kernel Offset: disabled [ 64.239267][ T5831] Rebooting in 86400 seconds..