./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3345797521 <...> Warning: Permanently added '10.128.10.7' (ED25519) to the list of known hosts. execve("./syz-executor3345797521", ["./syz-executor3345797521"], 0x7ffd7fe428b0 /* 10 vars */) = 0 brk(NULL) = 0x555560125000 brk(0x555560125d00) = 0x555560125d00 arch_prctl(ARCH_SET_FS, 0x555560125380) = 0 set_tid_address(0x555560125650) = 5083 set_robust_list(0x555560125660, 24) = 0 rseq(0x555560125ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3345797521", 4096) = 28 getrandom("\x91\x89\xa0\x9b\xb9\xde\x8c\xb8", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555560125d00 brk(0x555560146d00) = 0x555560146d00 brk(0x555560147000) = 0x555560147000 mprotect(0x7f82f19d4000, 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=0x555560125650) = 5084 ./strace-static-x86_64: Process 5084 attached [pid 5084] set_robust_list(0x555560125660, 24) = 0 [pid 5084] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5084] setsid() = 1 [pid 5084] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5084] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5084] unshare(CLONE_NEWNS) = 0 [pid 5084] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5084] unshare(CLONE_NEWIPC) = 0 [pid 5084] unshare(CLONE_NEWCGROUP) = 0 [pid 5084] unshare(CLONE_NEWUTS) = 0 [pid 5084] unshare(CLONE_SYSVSEM) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "16777216", 8) = 8 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "536870912", 9) = 9 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "8192", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024", 4) = 4 [pid 5084] close(3) = 0 [pid 5084] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5084] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5084] close(3) = 0 [pid 5084] getpid() = 1 [pid 5084] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 8c fc ca ff 4c 89 ef 48 c7 c6 80 85 d3 8b e8 ad 35 14 00 [ 55.502371][ T5084] RSP: 0018:ffffc9000349f658 EFLAGS: 00010046 [ 55.508441][ T5084] RAX: 67cea6b50828f200 RBX: 0000000000000000 RCX: ffffc9000349f203 [ 55.516398][ T5084] RDX: 0000000000000002 RSI: ffffffff8bcaca20 RDI: ffffffff8c1f7ee0 [ 55.524350][ T5084] RBP: 0000000000000000 R08: ffffffff8fa8f96f R09: 1ffffffff1f51f2d [ 55.532475][ T5084] R10: dffffc0000000000 R11: fffffbfff1f51f2e R12: 1ffffd40005fff48 [ 55.540427][ T5084] R13: ffffea0002fffa40 R14: 1ffffd40005fff49 R15: ffffea0002fffa48 [ 55.548486][ T5084] FS: 0000555560125380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 55.557415][ T5084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.563995][ T5084] CR2: 00000000005fdeb8 CR3: 000000007fb4c000 CR4: 00000000003506f0 [ 55.571970][ T5084] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.579963][ T5084] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.587942][ T5084] Call Trace: [ 55.591314][ T5084] [ 55.594268][ T5084] ? __die_body+0x88/0xe0 [ 55.598592][ T5084] ? die+0xcf/0x110 [ 55.602423][ T5084] ? do_trap+0x15a/0x3a0 [ 55.606654][ T5084] ? filemap_unaccount_folio+0x70d/0xc60 [ 55.612268][ T5084] ? do_error_trap+0x1dc/0x2c0 [ 55.617012][ T5084] ? filemap_unaccount_folio+0x70d/0xc60 [ 55.622633][ T5084] ? __pfx_do_error_trap+0x10/0x10 [ 55.627732][ T5084] ? report_bug+0x3cd/0x500 [ 55.632220][ T5084] ? handle_invalid_op+0x34/0x40 [ 55.637145][ T5084] ? filemap_unaccount_folio+0x70d/0xc60 [ 55.642756][ T5084] ? exc_invalid_op+0x38/0x50 [ 55.647958][ T5084] ? asm_exc_invalid_op+0x1a/0x20 [ 55.652977][ T5084] ? filemap_unaccount_folio+0x70d/0xc60 [ 55.658602][ T5084] ? filemap_unaccount_folio+0x70c/0xc60 [ 55.664240][ T5084] ? rcu_is_watching+0x15/0xb0 [ 55.668990][ T5084] __filemap_remove_folio+0xc4/0x9e0 [ 55.674276][ T5084] ? __pfx___filemap_remove_folio+0x10/0x10 [ 55.680153][ T5084] ? _raw_spin_lock_irq+0xdf/0x120 [ 55.685249][ T5084] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 55.690791][ T5084] ? __pfx_find_lock_entries+0x10/0x10 [ 55.696239][ T5084] filemap_remove_folio+0x109/0x2e0 [ 55.701430][ T5084] truncate_inode_folio+0x5d/0x70 [ 55.706440][ T5084] shmem_undo_range+0x45d/0x1df0 [ 55.711374][ T5084] ? __pfx_validate_chain+0x10/0x10 [ 55.716554][ T5084] ? __pfx_shmem_undo_range+0x10/0x10 [ 55.721920][ T5084] ? inode_wait_for_writeback+0x224/0x290 [ 55.727623][ T5084] ? __pfx_lock_release+0x10/0x10 [ 55.732626][ T5084] ? do_raw_spin_lock+0x14f/0x370 [ 55.737636][ T5084] shmem_evict_inode+0x29b/0xa60 [ 55.742555][ T5084] ? inode_wait_for_writeback+0x224/0x290 [ 55.748273][ T5084] ? __pfx_shmem_evict_inode+0x10/0x10 [ 55.753717][ T5084] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 55.759768][ T5084] ? __pfx_wake_bit_function+0x10/0x10 [ 55.765293][ T5084] ? do_raw_spin_unlock+0x13c/0x8b0 [ 55.770511][ T5084] ? __pfx_shmem_evict_inode+0x10/0x10 [ 55.775956][ T5084] evict+0x2a8/0x630 [ 55.779835][ T5084] __dentry_kill+0x20d/0x630 [ 55.784422][ T5084] ? dput+0x37/0x2b0 [ 55.788297][ T5084] dput+0x19f/0x2b0 [ 55.792085][ T5084] __fput+0x678/0x8a0 [ 55.796070][ T5084] __x64_sys_close+0x7f/0x110 [ 55.800820][ T5084] do_syscall_64+0xf5/0x240 [ 55.805393][ T5084] ? clear_bhb_loop+0x35/0x90 [ 55.810070][ T5084] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 55.815944][ T5084] RIP: 0033:0x7f82f1960ad0 [ 55.820361][ T5084] 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 [ 55.839950][ T5084] RSP: 002b:00007ffe9d5b6ce8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 55.848347][ T5084] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f82f1960ad0 [ 55.856393][ T5084] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000000004 [ 55.864355][ T5084] RBP: 00007ffe9d5b6d00 R08: 0000000000000006 R09: 0000000000000000 [ 55.872308][ T5084] R10: 0000000000008013 R11: 0000000000000202 R12: 00007f82f19d45f0 [ 55.880261][ T5084] R13: 00007ffe9d5b6ee8 R14: 0000000000000001 R15: 0000000000000001 [ 55.888423][ T5084] [ 55.891430][ T5084] Modules linked in: [ 55.895306][ T5084] ---[ end trace 0000000000000000 ]--- [ 55.900737][ T5084] RIP: 0010:filemap_unaccount_folio+0x70d/0xc60 [ 55.906974][ T5084] Code: 25 ff 0f 00 00 0f 84 f0 00 00 00 e8 ad fc ca ff e9 6c f9 ff ff e8 a3 fc ca ff 4c 89 ef 48 c7 c6 e0 84 d3 8b e8 c4 35 14 00 90 <0f> 0b e8 8c fc ca ff 4c 89 ef 48 c7 c6 80 85 d3 8b e8 ad 35 14 00 [ 55.926558][ T5084] RSP: 0018:ffffc9000349f658 EFLAGS: 00010046 [ 55.932605][ T5084] RAX: 67cea6b50828f200 RBX: 0000000000000000 RCX: ffffc9000349f203 [ 55.940557][ T5084] RDX: 0000000000000002 RSI: ffffffff8bcaca20 RDI: ffffffff8c1f7ee0 [ 55.948508][ T5084] RBP: 0000000000000000 R08: ffffffff8fa8f96f R09: 1ffffffff1f51f2d [ 55.956463][ T5084] R10: dffffc0000000000 R11: fffffbfff1f51f2e R12: 1ffffd40005fff48 [ 55.964418][ T5084] R13: ffffea0002fffa40 R14: 1ffffd40005fff49 R15: ffffea0002fffa48 [ 55.972383][ T5084] FS: 0000555560125380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 55.981316][ T5084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.987878][ T5084] CR2: 00000000005fdeb8 CR3: 000000007fb4c000 CR4: 00000000003506f0 [ 55.995834][ T5084] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.003784][ T5084] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.011736][ T5084] Kernel panic - not syncing: Fatal exception [ 56.017897][ T5084] Kernel Offset: disabled [ 56.022253][ T5084] Rebooting in 86400 seconds..