./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1874772284 <...> Warning: Permanently added '10.128.0.223' (ED25519) to the list of known hosts. execve("./syz-executor1874772284", ["./syz-executor1874772284"], 0x7ffc20fe4ae0 /* 10 vars */) = 0 brk(NULL) = 0x555556b5b000 brk(0x555556b5bd00) = 0x555556b5bd00 arch_prctl(ARCH_SET_FS, 0x555556b5b380) = 0 set_tid_address(0x555556b5b650) = 5038 set_robust_list(0x555556b5b660, 24) = 0 rseq(0x555556b5bca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1874772284", 4096) = 28 getrandom("\x9d\x6a\xa8\x18\x5d\xe7\x62\x71", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556b5bd00 brk(0x555556b7cd00) = 0x555556b7cd00 brk(0x555556b7d000) = 0x555556b7d000 mprotect(0x7fc211995000, 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=0x555556b5b650) = 5039 ./strace-static-x86_64: Process 5039 attached [pid 5039] set_robust_list(0x555556b5b660, 24) = 0 [pid 5039] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5039] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5039] setsid() = 1 [pid 5039] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5039] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5039] unshare(CLONE_NEWNS) = 0 [pid 5039] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5039] unshare(CLONE_NEWIPC) = 0 [pid 5039] unshare(CLONE_NEWCGROUP) = 0 [pid 5039] unshare(CLONE_NEWUTS) = 0 [pid 5039] unshare(CLONE_SYSVSEM) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "16777216", 8) = 8 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "536870912", 9) = 9 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "8192", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024", 4) = 4 [pid 5039] close(3) = 0 [pid 5039] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5039] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5039] close(3) = 0 [pid 5039] getpid() = 1 [pid 5039] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 0b 44 d2 ff 48 8d 6b 58 be 04 00 00 00 48 89 ef e8 3a 0c [ 62.447716][ T5039] RSP: 0018:ffffc90003a4f828 EFLAGS: 00010093 [ 62.453874][ T5039] RAX: 0000000000000000 RBX: ffffea0001d5b580 RCX: 0000000000000000 [ 62.461889][ T5039] RDX: ffff888021c13b80 RSI: ffffffff81b557fe RDI: 0000000000000000 [ 62.469845][ T5039] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff1d9bd2a [ 62.477831][ T5039] R10: ffffffff8ecde957 R11: 0000000000000001 R12: ffff888020fe1798 [ 62.485805][ T5039] R13: ffffea0001d5b580 R14: ffffea0001d5b598 R15: ffffea0001d5b5a0 [ 62.493779][ T5039] FS: 0000555556b5b380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 62.502708][ T5039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.509285][ T5039] CR2: 000055d43f88d0c0 CR3: 00000000759c4000 CR4: 00000000003506e0 [ 62.517341][ T5039] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.525439][ T5039] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.533398][ T5039] Call Trace: [ 62.536662][ T5039] [ 62.539578][ T5039] ? show_regs+0x8f/0xa0 [ 62.543812][ T5039] ? die+0x36/0xa0 [ 62.547538][ T5039] ? do_trap+0x22b/0x420 [ 62.551773][ T5039] ? filemap_unaccount_folio+0x62e/0x870 [ 62.557439][ T5039] ? filemap_unaccount_folio+0x62e/0x870 [ 62.563059][ T5039] ? do_error_trap+0xf4/0x230 [ 62.567725][ T5039] ? filemap_unaccount_folio+0x62e/0x870 [ 62.573345][ T5039] ? handle_invalid_op+0x34/0x40 [ 62.578360][ T5039] ? filemap_unaccount_folio+0x62e/0x870 [ 62.583980][ T5039] ? exc_invalid_op+0x2d/0x40 [ 62.588653][ T5039] ? asm_exc_invalid_op+0x1a/0x20 [ 62.593672][ T5039] ? filemap_unaccount_folio+0x62e/0x870 [ 62.599296][ T5039] ? filemap_unaccount_folio+0x62e/0x870 [ 62.604915][ T5039] ? filemap_unaccount_folio+0x62e/0x870 [ 62.610534][ T5039] __filemap_remove_folio+0x110/0x820 [ 62.615908][ T5039] ? lock_sync+0x190/0x190 [ 62.620495][ T5039] ? filemap_map_pages+0x1240/0x1240 [ 62.625778][ T5039] ? do_raw_spin_lock+0x12e/0x2b0 [ 62.630817][ T5039] ? spin_bug+0x1d0/0x1d0 [ 62.635137][ T5039] filemap_remove_folio+0xca/0x210 [ 62.640239][ T5039] truncate_inode_folio+0x49/0x70 [ 62.645255][ T5039] shmem_undo_range+0x365/0x1040 [ 62.650192][ T5039] ? shmem_get_partial_folio+0x330/0x330 [ 62.655993][ T5039] ? psi_task_switch+0x2d9/0x900 [ 62.660915][ T5039] ? lock_release+0x4bf/0x680 [ 62.665583][ T5039] ? finish_task_switch.isra.0+0x211/0xc90 [ 62.671384][ T5039] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 62.677351][ T5039] ? finish_task_switch.isra.0+0x216/0xc90 [ 62.683147][ T5039] shmem_evict_inode+0x392/0xb50 [ 62.688165][ T5039] ? lock_acquire+0x464/0x510 [ 62.692837][ T5039] ? shmem_truncate_range+0x80/0x80 [ 62.698025][ T5039] ? lock_release+0x4bf/0x680 [ 62.702691][ T5039] ? evict+0x2b7/0x6b0 [ 62.706750][ T5039] ? reacquire_held_locks+0x4b0/0x4b0 [ 62.712131][ T5039] ? sugov_init+0x840/0x840 [ 62.716632][ T5039] ? spin_bug+0x1d0/0x1d0 [ 62.720954][ T5039] ? shmem_truncate_range+0x80/0x80 [ 62.726159][ T5039] evict+0x2ed/0x6b0 [ 62.730064][ T5039] iput.part.0+0x55e/0x7a0 [ 62.734479][ T5039] ? __remove_inode_hash+0x130/0x130 [ 62.739759][ T5039] iput+0x5c/0x80 [ 62.743388][ T5039] dentry_unlink_inode+0x292/0x430 [ 62.748507][ T5039] __dentry_kill+0x3b8/0x640 [ 62.753099][ T5039] ? dput+0x39/0xfd0 [ 62.756989][ T5039] ? dput+0x39/0xfd0 [ 62.760873][ T5039] dput+0x8dd/0xfd0 [ 62.764673][ T5039] __fput+0x536/0xa70 [ 62.768733][ T5039] __fput_sync+0x47/0x50 [ 62.773107][ T5039] __x64_sys_close+0x87/0xf0 [ 62.777694][ T5039] do_syscall_64+0x38/0xb0 [ 62.782110][ T5039] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 62.787998][ T5039] RIP: 0033:0x7fc211921ad0 [ 62.792485][ T5039] Code: ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 80 3d d1 85 07 00 00 74 17 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c [ 62.812079][ T5039] RSP: 002b:00007fff25ce2648 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 62.820479][ T5039] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc211921ad0 [ 62.828436][ T5039] RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000000000004 [ 62.836490][ T5039] RBP: 00007fff25ce2660 R08: 0000000000000006 R09: 0000000000000000 [ 62.844618][ T5039] R10: 0000000000028011 R11: 0000000000000202 R12: 00007fc2119955f0 [ 62.854063][ T5039] R13: 00007fff25ce2848 R14: 0000000000000001 R15: 0000000000000001 [ 62.862025][ T5039] [ 62.865026][ T5039] Modules linked in: [ 62.869010][ T5039] ---[ end trace 0000000000000000 ]--- [ 62.874448][ T5039] RIP: 0010:filemap_unaccount_folio+0x62e/0x870 [ 62.880697][ T5039] Code: 0f 85 68 01 00 00 8b 6b 5c 31 ff 89 ee e8 9a 3f d2 ff 85 ed 7e 16 e8 21 44 d2 ff 48 c7 c6 80 38 97 8a 48 89 df e8 a2 58 10 00 <0f> 0b e8 0b 44 d2 ff 48 8d 6b 58 be 04 00 00 00 48 89 ef e8 3a 0c [ 62.900479][ T5039] RSP: 0018:ffffc90003a4f828 EFLAGS: 00010093 [ 62.906638][ T5039] RAX: 0000000000000000 RBX: ffffea0001d5b580 RCX: 0000000000000000 [ 62.914613][ T5039] RDX: ffff888021c13b80 RSI: ffffffff81b557fe RDI: 0000000000000000 [ 62.922584][ T5039] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff1d9bd2a [ 62.930674][ T5039] R10: ffffffff8ecde957 R11: 0000000000000001 R12: ffff888020fe1798 [ 62.938644][ T5039] R13: ffffea0001d5b580 R14: ffffea0001d5b598 R15: ffffea0001d5b5a0 [ 62.946604][ T5039] FS: 0000555556b5b380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 62.955521][ T5039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.962167][ T5039] CR2: 000055d43f88d0c0 CR3: 00000000759c4000 CR4: 00000000003506e0 [ 62.970138][ T5039] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.978100][ T5039] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.986059][ T5039] Kernel panic - not syncing: Fatal exception [ 62.992289][ T5039] Kernel Offset: disabled [ 62.996600][ T5039] Rebooting in 86400 seconds..