./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1335195344 <...> Warning: Permanently added '10.128.1.132' (ED25519) to the list of known hosts. execve("./syz-executor1335195344", ["./syz-executor1335195344"], 0x7ffcb6d92e30 /* 10 vars */) = 0 brk(NULL) = 0x555555bcf000 brk(0x555555bcfd00) = 0x555555bcfd00 arch_prctl(ARCH_SET_FS, 0x555555bcf380) = 0 set_tid_address(0x555555bcf650) = 5063 set_robust_list(0x555555bcf660, 24) = 0 rseq(0x555555bcfca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1335195344", 4096) = 28 getrandom("\x53\xa6\xd8\xd0\xb3\xed\xf5\x5e", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555bcfd00 brk(0x555555bf0d00) = 0x555555bf0d00 brk(0x555555bf1000) = 0x555555bf1000 mprotect(0x7f10643a4000, 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=0x555555bcf650) = 5064 ./strace-static-x86_64: Process 5064 attached [pid 5064] set_robust_list(0x555555bcf660, 24) = 0 [pid 5064] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5064] setsid() = 1 [pid 5064] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5064] unshare(CLONE_NEWNS) = 0 [pid 5064] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5064] unshare(CLONE_NEWIPC) = 0 [pid 5064] unshare(CLONE_NEWCGROUP) = 0 [pid 5064] unshare(CLONE_NEWUTS) = 0 [pid 5064] unshare(CLONE_SYSVSEM) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "16777216", 8) = 8 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "536870912", 9) = 9 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "8192", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5064] close(3) = 0 [pid 5064] getpid() = 1 [pid 5064] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 c8 12 d0 ff 48 8d 6b 58 be 04 00 00 00 48 89 ef e8 17 20 [ 79.657407][ T5067] RSP: 0018:ffffc900034cf848 EFLAGS: 00010093 [ 79.663474][ T5067] RAX: 0000000000000000 RBX: ffffea0001db5340 RCX: ffffc900034cf6a8 [ 79.671450][ T5067] RDX: ffff88802acbbb80 RSI: ffffffff81bc0a80 RDI: ffffffff8b6fd8c0 [ 79.679416][ T5067] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff1f3677a [ 79.687392][ T5067] R10: ffffffff8f9b3bd7 R11: 0000000000000001 R12: ffff88807a075268 [ 79.695360][ T5067] R13: 0000000000000001 R14: 000000000003c28c R15: ffffea0001db5358 [ 79.703333][ T5067] FS: 0000555555bcf380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 79.712272][ T5067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.718865][ T5067] CR2: 00007f10643a80e0 CR3: 0000000024fd6000 CR4: 00000000003506f0 [ 79.726833][ T5067] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.734804][ T5067] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.742766][ T5067] Call Trace: [ 79.746041][ T5067] [ 79.748966][ T5067] ? show_regs+0x8e/0xa0 [ 79.753212][ T5067] ? die+0x36/0xa0 [ 79.756940][ T5067] ? do_trap+0x22a/0x420 [ 79.761191][ T5067] ? filemap_unaccount_folio+0x631/0x880 [ 79.766822][ T5067] ? filemap_unaccount_folio+0x631/0x880 [ 79.772452][ T5067] ? do_error_trap+0xf4/0x230 [ 79.777125][ T5067] ? filemap_unaccount_folio+0x631/0x880 [ 79.782765][ T5067] ? handle_invalid_op+0x34/0x40 [ 79.787699][ T5067] ? filemap_unaccount_folio+0x631/0x880 [ 79.793328][ T5067] ? exc_invalid_op+0x2e/0x50 [ 79.798187][ T5067] ? asm_exc_invalid_op+0x1a/0x20 [ 79.803217][ T5067] ? filemap_unaccount_folio+0x630/0x880 [ 79.808861][ T5067] ? filemap_unaccount_folio+0x631/0x880 [ 79.814515][ T5067] ? filemap_unaccount_folio+0x630/0x880 [ 79.820242][ T5067] __filemap_remove_folio+0x115/0x750 [ 79.825619][ T5067] ? __pfx_lock_acquire+0x10/0x10 [ 79.830655][ T5067] ? __pfx___filemap_remove_folio+0x10/0x10 [ 79.836553][ T5067] ? do_raw_spin_lock+0x12d/0x2c0 [ 79.841576][ T5067] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 79.846947][ T5067] filemap_remove_folio+0xca/0x210 [ 79.852068][ T5067] truncate_inode_folio+0x49/0x70 [ 79.857093][ T5067] shmem_undo_range+0x35d/0x1140 [ 79.862030][ T5067] ? __pfx_shmem_undo_range+0x10/0x10 [ 79.867398][ T5067] ? __pfx_mark_lock+0x10/0x10 [ 79.872171][ T5067] ? __pfx___lock_acquire+0x10/0x10 [ 79.877372][ T5067] ? __pfx___lock_acquire+0x10/0x10 [ 79.882571][ T5067] shmem_evict_inode+0x3a3/0xbb0 [ 79.887504][ T5067] ? find_held_lock+0x2d/0x110 [ 79.892266][ T5067] ? __pfx_shmem_evict_inode+0x10/0x10 [ 79.897814][ T5067] ? evict+0x2b7/0x6c0 [ 79.901876][ T5067] ? __pfx_lock_release+0x10/0x10 [ 79.906901][ T5067] ? __pfx_wake_bit_function+0x10/0x10 [ 79.912366][ T5067] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 79.917733][ T5067] ? __pfx_shmem_evict_inode+0x10/0x10 [ 79.923184][ T5067] evict+0x2ed/0x6c0 [ 79.927075][ T5067] iput.part.0+0x573/0x7c0 [ 79.931490][ T5067] ? __pfx_generic_delete_inode+0x10/0x10 [ 79.937304][ T5067] iput+0x5c/0x80 [ 79.940935][ T5067] dentry_unlink_inode+0x295/0x440 [ 79.946134][ T5067] __dentry_kill+0x1d0/0x600 [ 79.950721][ T5067] dput.part.0+0x4b1/0x9b0 [ 79.955140][ T5067] dput+0x1f/0x30 [ 79.958775][ T5067] __fput+0x3bc/0xb80 [ 79.962780][ T5067] __fput_sync+0x47/0x50 [ 79.967034][ T5067] __x64_sys_close+0x86/0x100 [ 79.971716][ T5067] do_syscall_64+0xd2/0x260 [ 79.976222][ T5067] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 79.982125][ T5067] RIP: 0033:0x7f10643300e0 [ 79.986536][ T5067] 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 c1 8f 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 [ 80.006328][ T5067] RSP: 002b:00007fffae9600c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 80.014832][ T5067] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f10643300e0 [ 80.022798][ T5067] RDX: 0000000002000009 RSI: 0000000020000140 RDI: 0000000000000004 [ 80.030759][ T5067] RBP: 00000000000f4240 R08: 0000000000000006 R09: 0000000000000000 [ 80.038719][ T5067] R10: 0000000000028011 R11: 0000000000000202 R12: 00007f10643a45f0 [ 80.046682][ T5067] R13: 00007fffae960308 R14: 00007fffae9600f0 R15: 00007fffae9600e0 [ 80.054662][ T5067] [ 80.057671][ T5067] Modules linked in: [ 80.061556][ T5067] ---[ end trace 0000000000000000 ]--- [ 80.066998][ T5067] RIP: 0010:filemap_unaccount_folio+0x631/0x880 [ 80.073240][ T5067] Code: 85 6b 01 00 00 8b 6b 5c 31 ff 89 ee e8 c8 0d d0 ff 85 ed 7e 17 e8 df 12 d0 ff 48 c7 c6 80 70 17 8b 48 89 df e8 80 02 11 00 90 <0f> 0b e8 c8 12 d0 ff 48 8d 6b 58 be 04 00 00 00 48 89 ef e8 17 20 [ 80.092841][ T5067] RSP: 0018:ffffc900034cf848 EFLAGS: 00010093 [ 80.098901][ T5067] RAX: 0000000000000000 RBX: ffffea0001db5340 RCX: ffffc900034cf6a8 [ 80.106867][ T5067] RDX: ffff88802acbbb80 RSI: ffffffff81bc0a80 RDI: ffffffff8b6fd8c0 [ 80.114834][ T5067] RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff1f3677a [ 80.122798][ T5067] R10: ffffffff8f9b3bd7 R11: 0000000000000001 R12: ffff88807a075268 [ 80.130764][ T5067] R13: 0000000000000001 R14: 000000000003c28c R15: ffffea0001db5358 [ 80.138739][ T5067] FS: 0000555555bcf380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 80.147680][ T5067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.154262][ T5067] CR2: 00007f10643a80e0 CR3: 0000000024fd6000 CR4: 00000000003506f0 [ 80.162236][ T5067] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 80.170207][ T5067] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 80.178175][ T5067] Kernel panic - not syncing: Fatal exception [ 80.184409][ T5067] Kernel Offset: disabled [ 80.188729][ T5067] Rebooting in 86400 seconds..