./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2252146097 <...> Warning: Permanently added '10.128.0.133' (ED25519) to the list of known hosts. execve("./syz-executor2252146097", ["./syz-executor2252146097"], 0x7fff0c5dd680 /* 10 vars */) = 0 brk(NULL) = 0x55556bab5000 brk(0x55556bab5d00) = 0x55556bab5d00 arch_prctl(ARCH_SET_FS, 0x55556bab5380) = 0 set_tid_address(0x55556bab5650) = 5088 set_robust_list(0x55556bab5660, 24) = 0 rseq(0x55556bab5ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2252146097", 4096) = 28 getrandom("\x87\x7a\xbd\xe3\x62\x86\xa6\xf9", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556bab5d00 brk(0x55556bad6d00) = 0x55556bad6d00 brk(0x55556bad7000) = 0x55556bad7000 mprotect(0x7f0fe700c000, 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 5089 attached , child_tidptr=0x55556bab5650) = 5089 [pid 5089] set_robust_list(0x55556bab5660, 24) = 0 [pid 5089] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5089] setsid() = 1 [pid 5089] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5089] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5089] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5089] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5089] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5089] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5089] unshare(CLONE_NEWNS) = 0 [pid 5089] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5089] unshare(CLONE_NEWIPC) = 0 [pid 5089] unshare(CLONE_NEWCGROUP) = 0 [pid 5089] unshare(CLONE_NEWUTS) = 0 [pid 5089] unshare(CLONE_SYSVSEM) = 0 [pid 5089] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "16777216", 8) = 8 [pid 5089] close(3) = 0 [pid 5089] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "536870912", 9) = 9 [pid 5089] close(3) = 0 [pid 5089] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "1024", 4) = 4 [pid 5089] close(3) = 0 [pid 5089] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "8192", 4) = 4 [pid 5089] close(3) = 0 [pid 5089] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "1024", 4) = 4 [pid 5089] close(3) = 0 [pid 5089] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "1024", 4) = 4 [pid 5089] close(3) = 0 [pid 5089] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5089] close(3) = 0 [pid 5089] getpid() = 1 [pid 5089] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 49 c7 c4 ea ff ff ff 4c 8b 7c 24 70 48 8b 44 24 40 42 80 [ 79.320770][ T5089] RSP: 0018:ffffc9000337efa0 EFLAGS: 00010246 [ 79.326949][ T5089] RAX: aa755dc17bf17f00 RBX: 0000000000000000 RCX: aa755dc17bf17f00 [ 79.335156][ T5089] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 79.343373][ T5089] RBP: ffffc9000337f230 R08: ffffffff8176bb7c R09: 1ffff9200066fd6c [ 79.351504][ T5089] R10: dffffc0000000000 R11: fffff5200066fd6d R12: ffff88807a280cd8 [ 79.359584][ T5089] R13: dffffc0000000000 R14: ffffc9000337f150 R15: ffff888060b68000 [ 79.367722][ T5089] FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 79.376906][ T5089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.383545][ T5089] CR2: 00000000005fdeb8 CR3: 0000000060608000 CR4: 00000000003506f0 [ 79.391632][ T5089] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.400032][ T5089] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.408106][ T5089] Call Trace: [ 79.411606][ T5089] [ 79.414552][ T5089] ? __warn+0x163/0x4e0 [ 79.419003][ T5089] ? ext4_xattr_set_entry+0x162c/0x4330 [ 79.424814][ T5089] ? report_bug+0x2b3/0x500 [ 79.429602][ T5089] ? ext4_xattr_set_entry+0x162c/0x4330 [ 79.435234][ T5089] ? handle_bug+0x3e/0x70 [ 79.439666][ T5089] ? exc_invalid_op+0x1a/0x50 [ 79.444414][ T5089] ? asm_exc_invalid_op+0x1a/0x20 [ 79.449586][ T5089] ? __wake_up_klogd+0xcc/0x110 [ 79.454582][ T5089] ? ext4_xattr_set_entry+0x162c/0x4330 [ 79.460444][ T5089] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 79.466288][ T5089] ? __pfx___might_resched+0x10/0x10 [ 79.471625][ T5089] ? __ext4_journal_get_write_access+0x29b/0x6a0 [ 79.478167][ T5089] ? ext4_xattr_block_set+0xfe/0x3480 [ 79.483602][ T5089] ext4_xattr_block_set+0x6a2/0x3480 [ 79.489018][ T5089] ? fs_reclaim_acquire+0x93/0x140 [ 79.494198][ T5089] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 79.500035][ T5089] ? ext4_xattr_block_find+0x479/0x520 [ 79.505709][ T5089] ext4_expand_extra_isize_ea+0x12d7/0x1cf0 [ 79.511689][ T5089] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 79.518045][ T5089] ? down_write_trylock+0x209/0x3b0 [ 79.523424][ T5089] ? __ext4_mark_inode_dirty+0x491/0x880 [ 79.533117][ T5089] ? dquot_initialize_needed+0x130/0x320 [ 79.538834][ T5089] __ext4_expand_extra_isize+0x2fb/0x3e0 [ 79.544510][ T5089] __ext4_mark_inode_dirty+0x524/0x880 [ 79.550064][ T5089] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 79.556245][ T5089] ? __mark_inode_dirty+0x22e/0xe20 [ 79.561465][ T5089] ? do_raw_spin_lock+0x14f/0x370 [ 79.566557][ T5089] ? ext4_journal_check_start+0x175/0x250 [ 79.572316][ T5089] ? __ext4_journal_start_sb+0x290/0x600 [ 79.578068][ T5089] ext4_dirty_inode+0xce/0x110 [ 79.582896][ T5089] ? __pfx_ext4_dirty_inode+0x10/0x10 [ 79.588342][ T5089] __mark_inode_dirty+0x325/0xe20 [ 79.593418][ T5089] iput+0x1fe/0x930 [ 79.597315][ T5089] __dentry_kill+0x20d/0x630 [ 79.601967][ T5089] ? shrink_kill+0x8d/0x2c0 [ 79.606608][ T5089] shrink_kill+0xa9/0x2c0 [ 79.610991][ T5089] shrink_dentry_list+0x2c0/0x5b0 [ 79.616118][ T5089] shrink_dcache_parent+0xcb/0x3b0 [ 79.621803][ T5089] ? __pfx_shrink_dcache_parent+0x10/0x10 [ 79.627617][ T5089] ? down_read_trylock+0x21b/0x3c0 [ 79.632802][ T5089] ? __pfx_down_read_trylock+0x10/0x10 [ 79.638364][ T5089] do_one_tree+0x23/0xe0 [ 79.642701][ T5089] shrink_dcache_for_umount+0x7d/0x130 [ 79.648275][ T5089] generic_shutdown_super+0x6a/0x2d0 [ 79.653618][ T5089] kill_block_super+0x44/0x90 [ 79.658460][ T5089] ext4_kill_sb+0x68/0xa0 [ 79.662917][ T5089] deactivate_locked_super+0xc4/0x130 [ 79.668357][ T5089] cleanup_mnt+0x426/0x4c0 [ 79.672994][ T5089] ? _raw_spin_unlock_irq+0x23/0x50 [ 79.678379][ T5089] task_work_run+0x24f/0x310 [ 79.683031][ T5089] ? __pfx_task_work_run+0x10/0x10 [ 79.688767][ T5089] ? do_exit+0xa16/0x27e0 [ 79.693239][ T5089] ? kmem_cache_free+0x145/0x340 [ 79.698296][ T5089] do_exit+0xa1b/0x27e0 [ 79.702516][ T5089] ? __pfx_do_exit+0x10/0x10 [ 79.707802][ T5089] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 79.713919][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 79.720475][ T5089] ? _raw_spin_unlock_irq+0x23/0x50 [ 79.725880][ T5089] ? lockdep_hardirqs_on+0x99/0x150 [ 79.731240][ T5089] do_group_exit+0x207/0x2c0 [ 79.735960][ T5089] __x64_sys_exit_group+0x3f/0x40 [ 79.741038][ T5089] do_syscall_64+0xfb/0x240 [ 79.745596][ T5089] entry_SYSCALL_64_after_hwframe+0x72/0x7a [ 79.751633][ T5089] RIP: 0033:0x7f0fe6f95c49 [ 79.756114][ T5089] Code: Unable to access opcode bytes at 0x7f0fe6f95c1f. [ 79.763365][ T5089] RSP: 002b:00007ffc0a1edef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 79.772343][ T5089] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0fe6f95c49 [ 79.780404][ T5089] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 79.788453][ T5089] RBP: 00007f0fe7012390 R08: ffffffffffffffb8 R09: 00007ffc0a1edfd0 [ 79.796695][ T5089] R10: 0000000000000381 R11: 0000000000000246 R12: 00007f0fe7012390 [ 79.804685][ T5089] R13: 0000000000000000 R14: 00007f0fe7013100 R15: 00007f0fe6f63f20 [ 79.812764][ T5089] [ 79.815866][ T5089] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 79.823172][ T5089] CPU: 1 PID: 5089 Comm: syz-executor225 Not tainted 6.9.0-rc3-next-20240409-syzkaller #0 [ 79.833094][ T5089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 79.843161][ T5089] Call Trace: [ 79.846466][ T5089] [ 79.849426][ T5089] dump_stack_lvl+0x241/0x360 [ 79.854158][ T5089] ? __pfx_dump_stack_lvl+0x10/0x10 [ 79.859385][ T5089] ? __pfx__printk+0x10/0x10 [ 79.864003][ T5089] ? vscnprintf+0x5d/0x90 [ 79.868451][ T5089] panic+0x349/0x860 [ 79.872400][ T5089] ? __warn+0x172/0x4e0 [ 79.876695][ T5089] ? __pfx_panic+0x10/0x10 [ 79.881184][ T5089] __warn+0x346/0x4e0 [ 79.885294][ T5089] ? ext4_xattr_set_entry+0x162c/0x4330 [ 79.890920][ T5089] report_bug+0x2b3/0x500 [ 79.895271][ T5089] ? ext4_xattr_set_entry+0x162c/0x4330 [ 79.900890][ T5089] handle_bug+0x3e/0x70 [ 79.905063][ T5089] exc_invalid_op+0x1a/0x50 [ 79.909585][ T5089] asm_exc_invalid_op+0x1a/0x20 [ 79.914489][ T5089] RIP: 0010:ext4_xattr_set_entry+0x162c/0x4330 [ 79.920868][ T5089] Code: 00 00 e8 57 50 2a ff eb 30 e8 50 50 2a ff 4c 89 ff 48 c7 c6 e9 5d b7 8d ba bf 05 00 00 48 c7 c1 00 aa df 8b e8 75 12 fc ff 90 <0f> 0b 90 49 c7 c4 ea ff ff ff 4c 8b 7c 24 70 48 8b 44 24 40 42 80 [ 79.940506][ T5089] RSP: 0018:ffffc9000337efa0 EFLAGS: 00010246 [ 79.946598][ T5089] RAX: aa755dc17bf17f00 RBX: 0000000000000000 RCX: aa755dc17bf17f00 [ 79.954589][ T5089] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 79.962581][ T5089] RBP: ffffc9000337f230 R08: ffffffff8176bb7c R09: 1ffff9200066fd6c [ 79.970564][ T5089] R10: dffffc0000000000 R11: fffff5200066fd6d R12: ffff88807a280cd8 [ 79.978543][ T5089] R13: dffffc0000000000 R14: ffffc9000337f150 R15: ffff888060b68000 [ 79.986531][ T5089] ? __wake_up_klogd+0xcc/0x110 [ 79.991431][ T5089] ? __pfx_ext4_xattr_set_entry+0x10/0x10 [ 79.997362][ T5089] ? __pfx___might_resched+0x10/0x10 [ 80.002662][ T5089] ? __ext4_journal_get_write_access+0x29b/0x6a0 [ 80.009017][ T5089] ? ext4_xattr_block_set+0xfe/0x3480 [ 80.014416][ T5089] ext4_xattr_block_set+0x6a2/0x3480 [ 80.019729][ T5089] ? fs_reclaim_acquire+0x93/0x140 [ 80.024872][ T5089] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 80.030619][ T5089] ? ext4_xattr_block_find+0x479/0x520 [ 80.036532][ T5089] ext4_expand_extra_isize_ea+0x12d7/0x1cf0 [ 80.042469][ T5089] ? __pfx_ext4_expand_extra_isize_ea+0x10/0x10 [ 80.048837][ T5089] ? down_write_trylock+0x209/0x3b0 [ 80.054057][ T5089] ? __ext4_mark_inode_dirty+0x491/0x880 [ 80.059706][ T5089] ? dquot_initialize_needed+0x130/0x320 [ 80.065593][ T5089] __ext4_expand_extra_isize+0x2fb/0x3e0 [ 80.071644][ T5089] __ext4_mark_inode_dirty+0x524/0x880 [ 80.077160][ T5089] ? __pfx___ext4_mark_inode_dirty+0x10/0x10 [ 80.083168][ T5089] ? __mark_inode_dirty+0x22e/0xe20 [ 80.088499][ T5089] ? do_raw_spin_lock+0x14f/0x370 [ 80.093583][ T5089] ? ext4_journal_check_start+0x175/0x250 [ 80.099336][ T5089] ? __ext4_journal_start_sb+0x290/0x600 [ 80.105088][ T5089] ext4_dirty_inode+0xce/0x110 [ 80.109887][ T5089] ? __pfx_ext4_dirty_inode+0x10/0x10 [ 80.115292][ T5089] __mark_inode_dirty+0x325/0xe20 [ 80.120334][ T5089] iput+0x1fe/0x930 [ 80.124162][ T5089] __dentry_kill+0x20d/0x630 [ 80.132769][ T5089] ? shrink_kill+0x8d/0x2c0 [ 80.137286][ T5089] shrink_kill+0xa9/0x2c0 [ 80.141632][ T5089] shrink_dentry_list+0x2c0/0x5b0 [ 80.146681][ T5089] shrink_dcache_parent+0xcb/0x3b0 [ 80.151816][ T5089] ? __pfx_shrink_dcache_parent+0x10/0x10 [ 80.157556][ T5089] ? down_read_trylock+0x21b/0x3c0 [ 80.162691][ T5089] ? __pfx_down_read_trylock+0x10/0x10 [ 80.168263][ T5089] do_one_tree+0x23/0xe0 [ 80.172616][ T5089] shrink_dcache_for_umount+0x7d/0x130 [ 80.178354][ T5089] generic_shutdown_super+0x6a/0x2d0 [ 80.183658][ T5089] kill_block_super+0x44/0x90 [ 80.188445][ T5089] ext4_kill_sb+0x68/0xa0 [ 80.192993][ T5089] deactivate_locked_super+0xc4/0x130 [ 80.198568][ T5089] cleanup_mnt+0x426/0x4c0 [ 80.202998][ T5089] ? _raw_spin_unlock_irq+0x23/0x50 [ 80.208302][ T5089] task_work_run+0x24f/0x310 [ 80.212923][ T5089] ? __pfx_task_work_run+0x10/0x10 [ 80.218337][ T5089] ? do_exit+0xa16/0x27e0 [ 80.222806][ T5089] ? kmem_cache_free+0x145/0x340 [ 80.227802][ T5089] do_exit+0xa1b/0x27e0 [ 80.232126][ T5089] ? __pfx_do_exit+0x10/0x10 [ 80.236760][ T5089] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 80.242788][ T5089] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 80.249252][ T5089] ? _raw_spin_unlock_irq+0x23/0x50 [ 80.254476][ T5089] ? lockdep_hardirqs_on+0x99/0x150 [ 80.259708][ T5089] do_group_exit+0x207/0x2c0 [ 80.264356][ T5089] __x64_sys_exit_group+0x3f/0x40 [ 80.269501][ T5089] do_syscall_64+0xfb/0x240 [ 80.274023][ T5089] entry_SYSCALL_64_after_hwframe+0x72/0x7a [ 80.280024][ T5089] RIP: 0033:0x7f0fe6f95c49 [ 80.284446][ T5089] Code: Unable to access opcode bytes at 0x7f0fe6f95c1f. [ 80.291476][ T5089] RSP: 002b:00007ffc0a1edef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 80.299908][ T5089] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0fe6f95c49 [ 80.307902][ T5089] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 80.315889][ T5089] RBP: 00007f0fe7012390 R08: ffffffffffffffb8 R09: 00007ffc0a1edfd0 [ 80.324090][ T5089] R10: 0000000000000381 R11: 0000000000000246 R12: 00007f0fe7012390 [ 80.332094][ T5089] R13: 0000000000000000 R14: 00007f0fe7013100 R15: 00007f0fe6f63f20 [ 80.340197][ T5089] [ 80.343444][ T5089] Kernel Offset: disabled [ 80.347834][ T5089] Rebooting in 86400 seconds..