./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1017642339 <...> Warning: Permanently added '10.128.1.173' (ED25519) to the list of known hosts. execve("./syz-executor1017642339", ["./syz-executor1017642339"], 0x7ffed3faa730 /* 10 vars */) = 0 brk(NULL) = 0x55555c056000 brk(0x55555c056d00) = 0x55555c056d00 arch_prctl(ARCH_SET_FS, 0x55555c056380) = 0 set_tid_address(0x55555c056650) = 5057 set_robust_list(0x55555c056660, 24) = 0 rseq(0x55555c056ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1017642339", 4096) = 28 getrandom("\x43\xd3\xe5\x41\x97\x63\xfd\x53", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555c056d00 brk(0x55555c077d00) = 0x55555c077d00 brk(0x55555c078000) = 0x55555c078000 mprotect(0x7fe993624000, 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=0x55555c056650) = 5058 ./strace-static-x86_64: Process 5058 attached [pid 5058] set_robust_list(0x55555c056660, 24) = 0 [pid 5058] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5058] setsid() = 1 [pid 5058] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5058] unshare(CLONE_NEWNS) = 0 [pid 5058] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5058] unshare(CLONE_NEWIPC) = 0 [pid 5058] unshare(CLONE_NEWCGROUP) = 0 [pid 5058] unshare(CLONE_NEWUTS) = 0 [pid 5058] unshare(CLONE_SYSVSEM) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "16777216", 8) = 8 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "536870912", 9) = 9 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "8192", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5058] close(3) = 0 [pid 5058] getpid() = 1 [pid 5058] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 59 3b cb ff 4c 89 ef 48 c7 c6 20 84 b3 8b e8 6a 20 11 00 [ 57.239765][ T5058] RSP: 0018:ffffc90004087798 EFLAGS: 00010046 [ 57.245816][ T5058] RAX: 05266b838d906000 RBX: 0000000000000000 RCX: ffffc90004087603 [ 57.253777][ T5058] RDX: 0000000000000002 RSI: ffffffff8baad360 RDI: ffffffff8bfdff00 [ 57.261733][ T5058] RBP: 0000000000000000 R08: ffffffff8f860def R09: 1ffffffff1f0c1bd [ 57.269712][ T5058] R10: dffffc0000000000 R11: fffffbfff1f0c1be R12: 0000000000000001 [ 57.277666][ T5058] R13: ffffea0000373940 R14: 1ffffd400006e728 R15: ffffea0000373948 [ 57.285637][ T5058] FS: 000055555c056380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 57.294550][ T5058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.301132][ T5058] CR2: 00000000005fdeb8 CR3: 000000001fd76000 CR4: 00000000003506f0 [ 57.309092][ T5058] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.317045][ T5058] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.325020][ T5058] Call Trace: [ 57.328285][ T5058] [ 57.331203][ T5058] ? __die_body+0x88/0xe0 [ 57.335515][ T5058] ? die+0xcf/0x110 [ 57.339302][ T5058] ? do_trap+0x15a/0x3a0 [ 57.343528][ T5058] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.349148][ T5058] ? do_error_trap+0x1dc/0x2c0 [ 57.353894][ T5058] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.359512][ T5058] ? __pfx_lock_release+0x10/0x10 [ 57.364523][ T5058] ? __pfx_do_error_trap+0x10/0x10 [ 57.369633][ T5058] ? report_bug+0x3cd/0x500 [ 57.374124][ T5058] ? handle_invalid_op+0x34/0x40 [ 57.379049][ T5058] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.384672][ T5058] ? exc_invalid_op+0x38/0x50 [ 57.389338][ T5058] ? asm_exc_invalid_op+0x1a/0x20 [ 57.394344][ T5058] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.399963][ T5058] ? filemap_unaccount_folio+0x6cf/0xc30 [ 57.405585][ T5058] __filemap_remove_folio+0xc4/0x9e0 [ 57.410864][ T5058] ? __pfx___filemap_remove_folio+0x10/0x10 [ 57.416744][ T5058] ? _raw_spin_lock_irq+0xdf/0x120 [ 57.421843][ T5058] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 57.427373][ T5058] ? __pfx_find_lock_entries+0x10/0x10 [ 57.432814][ T5058] filemap_remove_folio+0x109/0x2e0 [ 57.437999][ T5058] truncate_inode_folio+0x5d/0x70 [ 57.443009][ T5058] shmem_undo_range+0x439/0x1da0 [ 57.447926][ T5058] ? __pfx_validate_chain+0x10/0x10 [ 57.453111][ T5058] ? __pfx_shmem_undo_range+0x10/0x10 [ 57.458487][ T5058] ? __pfx_lock_release+0x10/0x10 [ 57.463491][ T5058] ? do_raw_spin_lock+0x14f/0x370 [ 57.468502][ T5058] shmem_evict_inode+0x29b/0xa60 [ 57.473424][ T5058] ? inode_wait_for_writeback+0x224/0x290 [ 57.479149][ T5058] ? __pfx_shmem_evict_inode+0x10/0x10 [ 57.484609][ T5058] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 57.490657][ T5058] ? __pfx_wake_bit_function+0x10/0x10 [ 57.496098][ T5058] ? do_raw_spin_unlock+0x13c/0x8b0 [ 57.501279][ T5058] ? __pfx_shmem_evict_inode+0x10/0x10 [ 57.506724][ T5058] evict+0x2a8/0x630 [ 57.510608][ T5058] __dentry_kill+0x20d/0x630 [ 57.515202][ T5058] ? dput+0x37/0x2b0 [ 57.519076][ T5058] dput+0x19f/0x2b0 [ 57.522867][ T5058] __fput+0x678/0x8a0 [ 57.526835][ T5058] __x64_sys_close+0x7f/0x110 [ 57.531500][ T5058] do_syscall_64+0xfb/0x240 [ 57.535997][ T5058] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 57.541874][ T5058] RIP: 0033:0x7fe9935b0a90 [ 57.546272][ T5058] 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 f1 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 [ 57.565863][ T5058] RSP: 002b:00007ffe97185b48 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 57.574259][ T5058] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe9935b0a90 [ 57.582229][ T5058] RDX: 0000000000000000 RSI: 0000000000004000 RDI: 0000000000000003 [ 57.590180][ T5058] RBP: 00007ffe97185b60 R08: 0000000000000005 R09: 0000000000000000 [ 57.598137][ T5058] R10: 0000000000028011 R11: 0000000000000202 R12: 00007fe9936245f0 [ 57.606094][ T5058] R13: 00007ffe97185d48 R14: 0000000000000001 R15: 0000000000000001 [ 57.614110][ T5058] [ 57.617135][ T5058] Modules linked in: [ 57.621024][ T5058] ---[ end trace 0000000000000000 ]--- [ 57.626459][ T5058] RIP: 0010:filemap_unaccount_folio+0x6d0/0xc30 [ 57.632692][ T5058] Code: 25 ff 0f 00 00 0f 84 f0 00 00 00 e8 7a 3b cb ff e9 ac f9 ff ff e8 70 3b cb ff 4c 89 ef 48 c7 c6 a0 7e b3 8b e8 81 20 11 00 90 <0f> 0b e8 59 3b cb ff 4c 89 ef 48 c7 c6 20 84 b3 8b e8 6a 20 11 00 [ 57.652280][ T5058] RSP: 0018:ffffc90004087798 EFLAGS: 00010046 [ 57.658329][ T5058] RAX: 05266b838d906000 RBX: 0000000000000000 RCX: ffffc90004087603 [ 57.666282][ T5058] RDX: 0000000000000002 RSI: ffffffff8baad360 RDI: ffffffff8bfdff00 [ 57.674233][ T5058] RBP: 0000000000000000 R08: ffffffff8f860def R09: 1ffffffff1f0c1bd [ 57.682208][ T5058] R10: dffffc0000000000 R11: fffffbfff1f0c1be R12: 0000000000000001 [ 57.690168][ T5058] R13: ffffea0000373940 R14: 1ffffd400006e728 R15: ffffea0000373948 [ 57.698124][ T5058] FS: 000055555c056380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 57.707035][ T5058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.713598][ T5058] CR2: 00000000005fdeb8 CR3: 000000001fd76000 CR4: 00000000003506f0 [ 57.721551][ T5058] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.729501][ T5058] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.737462][ T5058] Kernel panic - not syncing: Fatal exception [ 57.744053][ T5058] Kernel Offset: disabled [ 57.748366][ T5058] Rebooting in 86400 seconds..