./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2344413538 <...> Warning: Permanently added '10.128.0.132' (ED25519) to the list of known hosts. execve("./syz-executor2344413538", ["./syz-executor2344413538"], 0x7ffd7fa47ac0 /* 10 vars */) = 0 brk(NULL) = 0x55555668c000 brk(0x55555668cd00) = 0x55555668cd00 arch_prctl(ARCH_SET_FS, 0x55555668c380) = 0 set_tid_address(0x55555668c650) = 5058 set_robust_list(0x55555668c660, 24) = 0 rseq(0x55555668cca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2344413538", 4096) = 28 getrandom("\x74\xa3\x8f\x02\xf8\x6a\xa0\xd3", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555668cd00 brk(0x5555566add00) = 0x5555566add00 brk(0x5555566ae000) = 0x5555566ae000 mprotect(0x7fcb3b68a000, 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=0x55555668c650) = 5059 ./strace-static-x86_64: Process 5059 attached [pid 5059] set_robust_list(0x55555668c660, 24) = 0 [pid 5059] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5059] setsid() = 1 [pid 5059] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5059] unshare(CLONE_NEWNS) = 0 [pid 5059] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5059] unshare(CLONE_NEWIPC) = 0 [pid 5059] unshare(CLONE_NEWCGROUP) = 0 [pid 5059] unshare(CLONE_NEWUTS) = 0 [pid 5059] unshare(CLONE_SYSVSEM) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "16777216", 8) = 8 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "536870912", 9) = 9 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "8192", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5059] close(3) = 0 [pid 5059] getpid() = 1 [pid 5059] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 f9 5b cc ff 4c 89 ef 48 c7 c6 20 4d b3 8b e8 ba 1d 11 00 [ 57.502612][ T5059] RSP: 0018:ffffc90004257798 EFLAGS: 00010046 [ 57.508678][ T5059] RAX: 51f07b0c46ee8000 RBX: 0000000000000000 RCX: ffffc90004257603 [ 57.516668][ T5059] RDX: 0000000000000002 RSI: ffffffff8baac7e0 RDI: ffffffff8bfd99e0 [ 57.524628][ T5059] RBP: 0000000000000000 R08: ffffffff8f8440ef R09: 1ffffffff1f0881d [ 57.532686][ T5059] R10: dffffc0000000000 R11: fffffbfff1f0881e R12: 0000000000000001 [ 57.540733][ T5059] R13: ffffea0001fc8600 R14: 1ffffd40003f90c0 R15: ffffea0001fc8608 [ 57.548691][ T5059] FS: 000055555668c380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 57.557699][ T5059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.564271][ T5059] CR2: 00000000005fdeb8 CR3: 000000007a744000 CR4: 00000000003506f0 [ 57.572239][ T5059] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.580209][ T5059] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.588258][ T5059] Call Trace: [ 57.591528][ T5059] [ 57.594446][ T5059] ? __die_body+0x8b/0xe0 [ 57.598771][ T5059] ? die+0xcf/0x110 [ 57.602568][ T5059] ? do_trap+0x157/0x390 [ 57.606802][ T5059] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.612423][ T5059] ? do_error_trap+0x1dc/0x2c0 [ 57.617173][ T5059] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.622793][ T5059] ? __pfx_lock_release+0x10/0x10 [ 57.627825][ T5059] ? __pfx_do_error_trap+0x10/0x10 [ 57.632935][ T5059] ? report_bug+0x3cd/0x500 [ 57.637429][ T5059] ? handle_invalid_op+0x34/0x40 [ 57.642446][ T5059] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.648072][ T5059] ? exc_invalid_op+0x38/0x50 [ 57.652732][ T5059] ? asm_exc_invalid_op+0x1a/0x20 [ 57.657750][ T5059] ? filemap_unaccount_folio+0x6d0/0xc30 [ 57.663374][ T5059] ? filemap_unaccount_folio+0x6cf/0xc30 [ 57.668996][ T5059] __filemap_remove_folio+0xcd/0xa70 [ 57.674271][ T5059] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 57.679807][ T5059] ? __pfx___filemap_remove_folio+0x10/0x10 [ 57.685700][ T5059] ? _raw_spin_lock_irq+0xdf/0x120 [ 57.690821][ T5059] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 57.696372][ T5059] ? __pfx_find_lock_entries+0x10/0x10 [ 57.701831][ T5059] filemap_remove_folio+0x109/0x2e0 [ 57.707021][ T5059] truncate_inode_folio+0x5d/0x70 [ 57.712050][ T5059] shmem_undo_range+0x439/0x1da0 [ 57.716983][ T5059] ? __pfx_validate_chain+0x10/0x10 [ 57.722178][ T5059] ? __pfx_shmem_undo_range+0x10/0x10 [ 57.727722][ T5059] ? __pfx_lock_release+0x10/0x10 [ 57.732833][ T5059] ? do_raw_spin_lock+0x14e/0x370 [ 57.737941][ T5059] shmem_evict_inode+0x29b/0xa60 [ 57.742869][ T5059] ? inode_wait_for_writeback+0x223/0x290 [ 57.748579][ T5059] ? __pfx_shmem_evict_inode+0x10/0x10 [ 57.754114][ T5059] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 57.760167][ T5059] ? __pfx_wake_bit_function+0x10/0x10 [ 57.765651][ T5059] ? do_raw_spin_unlock+0x13b/0x8b0 [ 57.770841][ T5059] ? __pfx_shmem_evict_inode+0x10/0x10 [ 57.776399][ T5059] evict+0x2a8/0x630 [ 57.780300][ T5059] __dentry_kill+0x20d/0x630 [ 57.785013][ T5059] ? dput+0x37/0x2b0 [ 57.788917][ T5059] dput+0x19f/0x2b0 [ 57.792742][ T5059] __fput+0x678/0x8a0 [ 57.796735][ T5059] __x64_sys_close+0x7e/0x110 [ 57.801427][ T5059] do_syscall_64+0xf9/0x240 [ 57.805988][ T5059] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 57.811953][ T5059] RIP: 0033:0x7fcb3b616ad0 [ 57.816398][ T5059] 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 [ 57.836025][ T5059] RSP: 002b:00007ffe1769d898 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 57.844448][ T5059] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fcb3b616ad0 [ 57.852537][ T5059] RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000000000004 [ 57.860609][ T5059] RBP: 00007ffe1769d8b0 R08: 0000000000000006 R09: 0000000000000000 [ 57.868578][ T5059] R10: 0000000000028011 R11: 0000000000000202 R12: 00007fcb3b68a5f0 [ 57.876539][ T5059] R13: 00007ffe1769da98 R14: 0000000000000001 R15: 0000000000000001 [ 57.884526][ T5059] [ 57.887754][ T5059] Modules linked in: [ 57.892001][ T5059] ---[ end trace 0000000000000000 ]--- [ 57.897620][ T5059] RIP: 0010:filemap_unaccount_folio+0x6d0/0xc30 [ 57.904738][ T5059] Code: 25 ff 0f 00 00 0f 84 f0 00 00 00 e8 1a 5c cc ff e9 ac f9 ff ff e8 10 5c cc ff 4c 89 ef 48 c7 c6 a0 47 b3 8b e8 d1 1d 11 00 90 <0f> 0b e8 f9 5b cc ff 4c 89 ef 48 c7 c6 20 4d b3 8b e8 ba 1d 11 00 [ 57.924514][ T5059] RSP: 0018:ffffc90004257798 EFLAGS: 00010046 [ 57.930573][ T5059] RAX: 51f07b0c46ee8000 RBX: 0000000000000000 RCX: ffffc90004257603 [ 57.938569][ T5059] RDX: 0000000000000002 RSI: ffffffff8baac7e0 RDI: ffffffff8bfd99e0 [ 57.946733][ T5059] RBP: 0000000000000000 R08: ffffffff8f8440ef R09: 1ffffffff1f0881d [ 57.954863][ T5059] R10: dffffc0000000000 R11: fffffbfff1f0881e R12: 0000000000000001 [ 57.963939][ T5059] R13: ffffea0001fc8600 R14: 1ffffd40003f90c0 R15: ffffea0001fc8608 [ 57.972019][ T5059] FS: 000055555668c380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 57.981220][ T5059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.987807][ T5059] CR2: 00000000005fdeb8 CR3: 000000007a744000 CR4: 00000000003506f0 [ 57.996144][ T5059] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.004108][ T5059] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.012158][ T5059] Kernel panic - not syncing: Fatal exception [ 58.018461][ T5059] Kernel Offset: disabled [ 58.022773][ T5059] Rebooting in 86400 seconds..