./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2807260829 <...> Warning: Permanently added '10.128.0.241' (ED25519) to the list of known hosts. execve("./syz-executor2807260829", ["./syz-executor2807260829"], 0x7ffefb6db4c0 /* 10 vars */) = 0 brk(NULL) = 0x555579122000 brk(0x555579122d00) = 0x555579122d00 arch_prctl(ARCH_SET_FS, 0x555579122380) = 0 set_tid_address(0x555579122650) = 5087 set_robust_list(0x555579122660, 24) = 0 rseq(0x555579122ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2807260829", 4096) = 28 getrandom("\x25\x87\x68\xde\x91\x11\x34\x6d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555579122d00 brk(0x555579143d00) = 0x555579143d00 brk(0x555579144000) = 0x555579144000 mprotect(0x7f61a529e000, 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./strace-static-x86_64: Process 5088 attached , child_tidptr=0x555579122650) = 5088 [pid 5088] set_robust_list(0x555579122660, 24) = 0 [pid 5088] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5088] setsid() = 1 [pid 5088] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5088] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5088] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5088] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5088] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5088] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5088] unshare(CLONE_NEWNS) = 0 [pid 5088] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5088] unshare(CLONE_NEWIPC) = 0 [pid 5088] unshare(CLONE_NEWCGROUP) = 0 [pid 5088] unshare(CLONE_NEWUTS) = 0 [pid 5088] unshare(CLONE_SYSVSEM) = 0 [pid 5088] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "16777216", 8) = 8 [pid 5088] close(3) = 0 [pid 5088] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "536870912", 9) = 9 [pid 5088] close(3) = 0 [pid 5088] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "1024", 4) = 4 [pid 5088] close(3) = 0 [pid 5088] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "8192", 4) = 4 [pid 5088] close(3) = 0 [pid 5088] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "1024", 4) = 4 [pid 5088] close(3) = 0 [pid 5088] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "1024", 4) = 4 [pid 5088] close(3) = 0 [pid 5088] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5088] close(3) = 0 [pid 5088] getpid() = 1 [pid 5088] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e8 c9 fc ca ff 4c 89 ef 48 c7 c6 40 86 d3 8b e8 8a 39 14 00 [ 74.612924][ T5088] RSP: 0018:ffffc9000359f658 EFLAGS: 00010046 [ 74.618997][ T5088] RAX: 042085f56a9baf00 RBX: 0000000000000000 RCX: ffffc9000359f203 [ 74.627074][ T5088] RDX: 0000000000000002 RSI: ffffffff8bcaca20 RDI: ffffffff8c1f96e0 [ 74.635065][ T5088] RBP: 0000000000000000 R08: ffffffff8fa8fd2f R09: 1ffffffff1f51fa5 [ 74.643044][ T5088] R10: dffffc0000000000 R11: fffffbfff1f51fa6 R12: 0000000000000001 [ 74.651018][ T5088] R13: ffffea000043fc80 R14: 1ffffd4000087f90 R15: ffffea000043fc88 [ 74.659084][ T5088] FS: 0000555579122380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 74.668026][ T5088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.674624][ T5088] CR2: 0000000020000100 CR3: 000000002201e000 CR4: 00000000003506f0 [ 74.682600][ T5088] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.690664][ T5088] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.698726][ T5088] Call Trace: [ 74.702023][ T5088] [ 74.704962][ T5088] ? __die_body+0x88/0xe0 [ 74.709299][ T5088] ? die+0xcf/0x110 [ 74.713131][ T5088] ? do_trap+0x15a/0x3a0 [ 74.717389][ T5088] ? filemap_unaccount_folio+0x6d0/0xc30 [ 74.723121][ T5088] ? do_error_trap+0x1dc/0x2c0 [ 74.727898][ T5088] ? filemap_unaccount_folio+0x6d0/0xc30 [ 74.733542][ T5088] ? __pfx_do_error_trap+0x10/0x10 [ 74.738674][ T5088] ? report_bug+0x3cd/0x500 [ 74.743192][ T5088] ? handle_invalid_op+0x34/0x40 [ 74.748142][ T5088] ? filemap_unaccount_folio+0x6d0/0xc30 [ 74.753803][ T5088] ? exc_invalid_op+0x38/0x50 [ 74.758502][ T5088] ? asm_exc_invalid_op+0x1a/0x20 [ 74.763547][ T5088] ? filemap_unaccount_folio+0x6d0/0xc30 [ 74.769199][ T5088] ? filemap_unaccount_folio+0x6cf/0xc30 [ 74.774861][ T5088] __filemap_remove_folio+0xc4/0x9e0 [ 74.780168][ T5088] ? __pfx___filemap_remove_folio+0x10/0x10 [ 74.786076][ T5088] ? _raw_spin_lock_irq+0xdf/0x120 [ 74.791225][ T5088] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 74.796788][ T5088] ? folio_mapping+0x204/0x560 [ 74.801572][ T5088] filemap_remove_folio+0x109/0x2e0 [ 74.806780][ T5088] truncate_inode_folio+0x5d/0x70 [ 74.811861][ T5088] shmem_undo_range+0x45d/0x1df0 [ 74.816826][ T5088] ? __pfx_validate_chain+0x10/0x10 [ 74.822054][ T5088] ? __pfx_shmem_undo_range+0x10/0x10 [ 74.827562][ T5088] ? inode_wait_for_writeback+0x224/0x290 [ 74.833301][ T5088] ? __pfx_lock_release+0x10/0x10 [ 74.838341][ T5088] ? do_raw_spin_lock+0x14f/0x370 [ 74.843472][ T5088] shmem_evict_inode+0x29b/0xa60 [ 74.848476][ T5088] ? inode_wait_for_writeback+0x224/0x290 [ 74.854208][ T5088] ? __pfx_shmem_evict_inode+0x10/0x10 [ 74.859679][ T5088] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 74.865754][ T5088] ? __pfx_wake_bit_function+0x10/0x10 [ 74.871216][ T5088] ? do_raw_spin_unlock+0x13c/0x8b0 [ 74.876459][ T5088] ? __pfx_shmem_evict_inode+0x10/0x10 [ 74.881929][ T5088] evict+0x2a8/0x630 [ 74.885841][ T5088] __dentry_kill+0x20d/0x630 [ 74.890441][ T5088] ? dput+0x37/0x2b0 [ 74.894342][ T5088] dput+0x19f/0x2b0 [ 74.898158][ T5088] __fput+0x678/0x8a0 [ 74.902157][ T5088] __x64_sys_close+0x7f/0x110 [ 74.906847][ T5088] do_syscall_64+0xf5/0x240 [ 74.911366][ T5088] ? clear_bhb_loop+0x35/0x90 [ 74.916055][ T5088] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.921954][ T5088] RIP: 0033:0x7f61a522aad0 [ 74.926376][ T5088] 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 b1 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 [ 74.945989][ T5088] RSP: 002b:00007ffc9f8385a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 [ 74.954408][ T5088] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f61a522aad0 [ 74.962387][ T5088] RDX: 0000000000000000 RSI: 0000000000000029 RDI: 0000000000000004 [ 74.970360][ T5088] RBP: 00007ffc9f8385c0 R08: 0000000000000040 R09: 0000000000000000 [ 74.978595][ T5088] R10: 0000000020000100 R11: 0000000000000202 R12: 00007f61a529e5f0 [ 74.986592][ T5088] R13: 00007ffc9f8387a8 R14: 0000000000000001 R15: 0000000000000001 [ 74.994578][ T5088] [ 74.997596][ T5088] Modules linked in: [ 75.001496][ T5088] ---[ end trace 0000000000000000 ]--- [ 75.007061][ T5088] RIP: 0010:filemap_unaccount_folio+0x6d0/0xc30 [ 75.013331][ T5088] Code: 25 ff 0f 00 00 0f 84 f0 00 00 00 e8 ea fc ca ff e9 ac f9 ff ff e8 e0 fc ca ff 4c 89 ef 48 c7 c6 a0 85 d3 8b e8 a1 39 14 00 90 <0f> 0b e8 c9 fc ca ff 4c 89 ef 48 c7 c6 40 86 d3 8b e8 8a 39 14 00 [ 75.032982][ T5088] RSP: 0018:ffffc9000359f658 EFLAGS: 00010046 [ 75.039052][ T5088] RAX: 042085f56a9baf00 RBX: 0000000000000000 RCX: ffffc9000359f203 [ 75.047029][ T5088] RDX: 0000000000000002 RSI: ffffffff8bcaca20 RDI: ffffffff8c1f96e0 [ 75.055007][ T5088] RBP: 0000000000000000 R08: ffffffff8fa8fd2f R09: 1ffffffff1f51fa5 [ 75.062987][ T5088] R10: dffffc0000000000 R11: fffffbfff1f51fa6 R12: 0000000000000001 [ 75.070963][ T5088] R13: ffffea000043fc80 R14: 1ffffd4000087f90 R15: ffffea000043fc88 [ 75.078941][ T5088] FS: 0000555579122380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 75.087879][ T5088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.094473][ T5088] CR2: 0000000020000100 CR3: 000000002201e000 CR4: 00000000003506f0 [ 75.102543][ T5088] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 75.110520][ T5088] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.118498][ T5088] Kernel panic - not syncing: Fatal exception [ 75.124656][ T5088] Kernel Offset: disabled [ 75.128978][ T5088] Rebooting in 86400 seconds..