./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2388367213 <...> Warning: Permanently added '10.128.1.187' (ED25519) to the list of known hosts. execve("./syz-executor2388367213", ["./syz-executor2388367213"], 0x7ffe5c9822a0 /* 10 vars */) = 0 brk(NULL) = 0x555565d34000 brk(0x555565d34d00) = 0x555565d34d00 arch_prctl(ARCH_SET_FS, 0x555565d34380) = 0 set_tid_address(0x555565d34650) = 5082 set_robust_list(0x555565d34660, 24) = 0 rseq(0x555565d34ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2388367213", 4096) = 28 getrandom("\x34\xf9\x6a\xb3\x16\x8c\xda\x8f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555565d34d00 brk(0x555565d55d00) = 0x555565d55d00 brk(0x555565d56000) = 0x555565d56000 mprotect(0x7fa677f2b000, 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=0x555565d34650) = 5083 ./strace-static-x86_64: Process 5083 attached [pid 5083] set_robust_list(0x555565d34660, 24) = 0 [pid 5083] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5083] setsid() = 1 [pid 5083] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5083] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5083] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5083] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5083] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5083] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5083] unshare(CLONE_NEWNS) = 0 [pid 5083] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5083] unshare(CLONE_NEWIPC) = 0 [pid 5083] unshare(CLONE_NEWCGROUP) = 0 [pid 5083] unshare(CLONE_NEWUTS) = 0 [pid 5083] unshare(CLONE_SYSVSEM) = 0 [pid 5083] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5083] write(3, "16777216", 8) = 8 [pid 5083] close(3) = 0 [pid 5083] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5083] write(3, "536870912", 9) = 9 [pid 5083] close(3) = 0 [pid 5083] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5083] write(3, "1024", 4) = 4 [pid 5083] close(3) = 0 [pid 5083] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5083] write(3, "8192", 4) = 4 [pid 5083] close(3) = 0 [pid 5083] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5083] write(3, "1024", 4) = 4 [pid 5083] close(3) = 0 [pid 5083] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5083] write(3, "1024", 4) = 4 [pid 5083] close(3) = 0 [pid 5083] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5083] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5083] close(3) = 0 [pid 5083] getpid() = 1 [pid 5083] 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 [ 72.758993][ T5083] RSP: 0018:ffffc900015f7658 EFLAGS: 00010046 [ 72.765088][ T5083] RAX: ee182fcf269aad00 RBX: 0000000000000000 RCX: ffffc900015f7203 [ 72.773094][ T5083] RDX: 0000000000000002 RSI: ffffffff8bcaca20 RDI: ffffffff8c1f7ee0 [ 72.781105][ T5083] RBP: 0000000000000000 R08: ffffffff8fa8f96f R09: 1ffffffff1f51f2d [ 72.789128][ T5083] R10: dffffc0000000000 R11: fffffbfff1f51f2e R12: 1ffffd40000a6350 [ 72.797119][ T5083] R13: ffffea0000531a80 R14: 1ffffd40000a6351 R15: ffffea0000531a88 [ 72.805106][ T5083] FS: 0000555565d34380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 72.814042][ T5083] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.820653][ T5083] CR2: 00000000005fdeb8 CR3: 0000000022e38000 CR4: 00000000003506f0 [ 72.828649][ T5083] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.836640][ T5083] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.844623][ T5083] Call Trace: [ 72.847913][ T5083] [ 72.850851][ T5083] ? __die_body+0x88/0xe0 [ 72.855190][ T5083] ? die+0xcf/0x110 [ 72.859012][ T5083] ? do_trap+0x15a/0x3a0 [ 72.863270][ T5083] ? filemap_unaccount_folio+0x70d/0xc60 [ 72.868926][ T5083] ? do_error_trap+0x1dc/0x2c0 [ 72.873700][ T5083] ? filemap_unaccount_folio+0x70d/0xc60 [ 72.879353][ T5083] ? __pfx_do_error_trap+0x10/0x10 [ 72.884488][ T5083] ? report_bug+0x3cd/0x500 [ 72.889018][ T5083] ? handle_invalid_op+0x34/0x40 [ 72.893980][ T5083] ? filemap_unaccount_folio+0x70d/0xc60 [ 72.899617][ T5083] ? exc_invalid_op+0x38/0x50 [ 72.904308][ T5083] ? asm_exc_invalid_op+0x1a/0x20 [ 72.909346][ T5083] ? filemap_unaccount_folio+0x70d/0xc60 [ 72.914989][ T5083] ? filemap_unaccount_folio+0x70c/0xc60 [ 72.920623][ T5083] ? rcu_is_watching+0x15/0xb0 [ 72.925402][ T5083] __filemap_remove_folio+0xc4/0x9e0 [ 72.930781][ T5083] ? __pfx___filemap_remove_folio+0x10/0x10 [ 72.936679][ T5083] ? _raw_spin_lock_irq+0xdf/0x120 [ 72.941802][ T5083] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 72.947362][ T5083] ? __pfx_find_lock_entries+0x10/0x10 [ 72.952868][ T5083] filemap_remove_folio+0x109/0x2e0 [ 72.958096][ T5083] truncate_inode_folio+0x5d/0x70 [ 72.963160][ T5083] shmem_undo_range+0x45d/0x1df0 [ 72.968125][ T5083] ? __pfx_validate_chain+0x10/0x10 [ 72.973354][ T5083] ? __pfx_shmem_undo_range+0x10/0x10 [ 72.978773][ T5083] ? inode_wait_for_writeback+0x224/0x290 [ 72.984518][ T5083] ? __pfx_lock_release+0x10/0x10 [ 72.989553][ T5083] ? do_raw_spin_lock+0x14f/0x370 [ 72.994604][ T5083] shmem_evict_inode+0x29b/0xa60 [ 72.999558][ T5083] ? inode_wait_for_writeback+0x224/0x290 [ 73.005313][ T5083] ? __pfx_shmem_evict_inode+0x10/0x10 [ 73.010790][ T5083] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 73.016890][ T5083] ? __pfx_wake_bit_function+0x10/0x10 [ 73.022365][ T5083] ? do_raw_spin_unlock+0x13c/0x8b0 [ 73.027594][ T5083] ? __pfx_shmem_evict_inode+0x10/0x10 [ 73.033068][ T5083] evict+0x2a8/0x630 [ 73.036985][ T5083] __dentry_kill+0x20d/0x630 [ 73.041591][ T5083] ? dput+0x37/0x2b0 [ 73.045494][ T5083] dput+0x19f/0x2b0 [ 73.049323][ T5083] __fput+0x678/0x8a0 [ 73.053321][ T5083] __x64_sys_close+0x7f/0x110 [ 73.058002][ T5083] do_syscall_64+0xf5/0x240 [ 73.062514][ T5083] ? clear_bhb_loop+0x35/0x90 [ 73.067195][ T5083] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.073110][ T5083] RIP: 0033:0x7fa677eb7ad0 [ 73.077524][ T5083] 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 [ 73.097131][ T5083] RSP: 002b:00007ffebc4296c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 73.105543][ T5083] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fa677eb7ad0 [ 73.113516][ T5083] RDX: 0000000000000000 RSI: 0000000000001000 RDI: 0000000000000004 [ 73.121486][ T5083] RBP: 00007ffebc4296e0 R08: 0000000000000006 R09: 0000000000000000 [ 73.129457][ T5083] R10: 0000000000008013 R11: 0000000000000202 R12: 00007fa677f2b5f0 [ 73.137431][ T5083] R13: 00007ffebc4298c8 R14: 0000000000000001 R15: 0000000000000001 [ 73.145408][ T5083] [ 73.148425][ T5083] Modules linked in: [ 73.152333][ T5083] ---[ end trace 0000000000000000 ]--- [ 73.157786][ T5083] RIP: 0010:filemap_unaccount_folio+0x70d/0xc60 [ 73.164038][ T5083] 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 [ 73.183665][ T5083] RSP: 0018:ffffc900015f7658 EFLAGS: 00010046 [ 73.189746][ T5083] RAX: ee182fcf269aad00 RBX: 0000000000000000 RCX: ffffc900015f7203 [ 73.197732][ T5083] RDX: 0000000000000002 RSI: ffffffff8bcaca20 RDI: ffffffff8c1f7ee0 [ 73.205706][ T5083] RBP: 0000000000000000 R08: ffffffff8fa8f96f R09: 1ffffffff1f51f2d [ 73.213679][ T5083] R10: dffffc0000000000 R11: fffffbfff1f51f2e R12: 1ffffd40000a6350 [ 73.221659][ T5083] R13: ffffea0000531a80 R14: 1ffffd40000a6351 R15: ffffea0000531a88 [ 73.229637][ T5083] FS: 0000555565d34380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 73.238570][ T5083] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.245157][ T5083] CR2: 00000000005fdeb8 CR3: 0000000022e38000 CR4: 00000000003506f0 [ 73.253221][ T5083] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.261188][ T5083] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.269180][ T5083] Kernel panic - not syncing: Fatal exception [ 73.275504][ T5083] Kernel Offset: disabled [ 73.279850][ T5083] Rebooting in 86400 seconds..