./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2743610183 <...> Warning: Permanently added '10.128.0.112' (ED25519) to the list of known hosts. execve("./syz-executor2743610183", ["./syz-executor2743610183"], 0x7fff4d29e820 /* 10 vars */) = 0 brk(NULL) = 0x555561f97000 brk(0x555561f97d00) = 0x555561f97d00 arch_prctl(ARCH_SET_FS, 0x555561f97380) = 0 set_tid_address(0x555561f97650) = 5830 set_robust_list(0x555561f97660, 24) = 0 rseq(0x555561f97ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2743610183", 4096) = 28 getrandom("\x65\x6c\xbe\x75\x57\x03\x85\x7f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555561f97d00 brk(0x555561fb8d00) = 0x555561fb8d00 brk(0x555561fb9000) = 0x555561fb9000 mprotect(0x7f5a3c5d6000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5831 attached [pid 5831] set_robust_list(0x555561f97660, 24 [pid 5830] <... clone resumed>, child_tidptr=0x555561f97650) = 5831 [pid 5831] <... set_robust_list resumed>) = 0 [pid 5831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5831] setpgid(0, 0) = 0 [pid 5831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5831] write(3, "1000", 4) = 4 [pid 5831] close(3) = 0 executing program [pid 5831] write(1, "executing program\n", 18) = 18 [pid 5831] memfd_create("syzkaller", 0) = 3 [pid 5831] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5a34000000 [pid 5831] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 [pid 5831] munmap(0x7f5a34000000, 138412032) = 0 [pid 5831] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5831] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5831] close(3) = 0 [pid 5831] close(4) = 0 [pid 5831] mkdir("./file0", 0777) = 0 [ 91.146203][ T5831] loop0: detected capacity change from 0 to 32768 [ 91.239277][ T5831] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=metadata_checksum=crc64,compression=lz4,journal_flush_disabled,fsck,recovery_pass_last=set_may_go_rw,reconstruct_alloc,no_data_io [ 91.239277][ T5831] allowing incompatible features above 0.0: (unknown version) [ 91.239277][ T5831] features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes [ 91.280492][ T5831] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0 [ 91.289466][ T5831] bcachefs (loop0): recovering from clean shutdown, journal seq 10 [ 91.298350][ T5831] bcachefs (loop0): Version upgrade required: [ 91.298350][ T5831] Version upgrade from 0.24: unwritten_extents to 1.7: mi_btree_bitmap incomplete [ 91.298350][ T5831] Doing incompatible version upgrade from 0.24: unwritten_extents to 1.28: inode_has_case_insensitive [ 91.298350][ T5831] running recovery passes: check_allocations,check_alloc_info,check_lrus,check_btree_backpointers,check_backpointers_to_extents,check_extents_to_backpointers,check_alloc_to_lru_refs,bucket_gens_init,check_snapshot_trees,check_snapshots,check_subvols,check_subvol_children,delete_dead_snapshots,check_inodes,check_extents,check_indirect_extents,check_dirents,check_xattrs,check_root,check_unreachable_inodes,check_subvolume_structure,check_directory_structure,check_nlinks,check_rebalance_work,set_fs_needs_rebalance [ 91.373560][ T5831] bcachefs (loop0): dropping and reconstructing all alloc info [ 91.397710][ T5831] bcachefs (loop0): accounting_read... done [ 91.405332][ T5831] bcachefs (loop0): alloc_read... done [ 91.412271][ T5831] bcachefs (loop0): snapshots_read... done [ 91.419728][ T5831] bcachefs (loop0): check_allocations... done [ 91.444555][ T5831] bcachefs (loop0): going read-write [ 91.473864][ T5841] ODEBUG: object ffffc90004457b90 is on stack ffffc90004450000, but NOT annotated. [ 91.474210][ T5841] [ 91.474218][ T5841] ====================================================== [ 91.474234][ T5841] WARNING: possible circular locking dependency detected [ 91.474254][ T5841] 6.16.0-rc1-syzkaller #0 Not tainted [ 91.474265][ T5841] ------------------------------------------------------ [ 91.474272][ T5841] bch-copygc/loop/5841 is trying to acquire lock: [ 91.474282][ T5841] ffffffff8e132fc0 (console_owner){....}-{0:0}, at: console_flush_all+0x13a/0xc40 [ 91.474331][ T5841] [ 91.474331][ T5841] but task is already holding lock: [ 91.474336][ T5841] ffffffff99c870a0 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_object_init+0x85/0x3c0 [ 91.474368][ T5841] [ 91.474368][ T5841] which lock already depends on the new lock. [ 91.474368][ T5841] [ 91.474373][ T5841] [ 91.474373][ T5841] the existing dependency chain (in reverse order) is: [ 91.474378][ T5841] [ 91.474378][ T5841] -> #4 (&obj_hash[i].lock){-.-.}-{2:2}: [ 91.474396][ T5841] lock_acquire+0x120/0x360 [ 91.474414][ T5841] _raw_spin_lock_irqsave+0xa7/0xf0 [ 91.474438][ T5841] debug_object_activate+0xbb/0x420 [ 91.474452][ T5841] insert_work+0x35/0x330 [ 91.474469][ T5841] __queue_work+0xcfc/0xfe0 [ 91.474492][ T5841] queue_work_on+0x181/0x270 [ 91.474511][ T5841] start_poll_synchronize_rcu_expedited+0xfc/0x140 [ 91.474528][ T5841] rcu_init+0x108/0x160 [ 91.474540][ T5841] start_kernel+0x1fb/0x500 [ 91.474557][ T5841] x86_64_start_reservations+0x24/0x30 [ 91.474570][ T5841] x86_64_start_kernel+0x143/0x1c0 [ 91.474582][ T5841] common_startup_64+0x13e/0x147 [ 91.474596][ T5841] [ 91.474596][ T5841] -> #3 (&pool->lock){-.-.}-{2:2}: [ 91.474614][ T5841] lock_acquire+0x120/0x360 [ 91.474631][ T5841] _raw_spin_lock+0x2e/0x40 [ 91.474648][ T5841] __queue_work+0x7b0/0xfe0 [ 91.474667][ T5841] queue_work_on+0x181/0x270 [ 91.474687][ T5841] rpm_suspend+0xe54/0x1720 [ 91.474700][ T5841] __pm_runtime_idle+0x12f/0x1a0 [ 91.474712][ T5841] __device_attach+0x342/0x400 [ 91.474725][ T5841] bus_probe_device+0x185/0x260 [ 91.474744][ T5841] device_add+0x7b6/0xb50 [ 91.474756][ T5841] serial_base_port_add+0x2f2/0x430 [ 91.474772][ T5841] serial_core_register_port+0x367/0x2700 [ 91.474793][ T5841] serial8250_register_8250_port+0x16db/0x2050 [ 91.474812][ T5841] serial_pnp_probe+0x527/0x790 [ 91.474831][ T5841] pnp_device_probe+0x30b/0x4c0 [ 91.474851][ T5841] really_probe+0x26a/0x9a0 [ 91.474866][ T5841] __driver_probe_device+0x18c/0x2f0 [ 91.474880][ T5841] driver_probe_device+0x4f/0x430 [ 91.474895][ T5841] __driver_attach+0x452/0x700 [ 91.474909][ T5841] bus_for_each_dev+0x230/0x2b0 [ 91.474927][ T5841] bus_add_driver+0x345/0x640 [ 91.474946][ T5841] driver_register+0x23a/0x320 [ 91.474962][ T5841] serial8250_init+0xc2/0x1c0 [ 91.474981][ T5841] do_one_initcall+0x233/0x820 [ 91.474993][ T5841] do_initcall_level+0x137/0x1f0 [ 91.475010][ T5841] do_initcalls+0x69/0xd0 [ 91.475027][ T5841] kernel_init_freeable+0x3d9/0x570 [ 91.475045][ T5841] kernel_init+0x1d/0x1d0 [ 91.475058][ T5841] ret_from_fork+0x3fc/0x770 [ 91.475075][ T5841] ret_from_fork_asm+0x1a/0x30 [ 91.475087][ T5841] [ 91.475087][ T5841] -> #2 (&dev->power.lock){-.-.}-{3:3}: [ 91.475105][ T5841] lock_acquire+0x120/0x360 [ 91.475121][ T5841] _raw_spin_lock_irqsave+0xa7/0xf0 [ 91.475139][ T5841] __pm_runtime_resume+0x10f/0x180 [ 91.475151][ T5841] __uart_start+0x171/0x440 [ 91.475171][ T5841] uart_write+0xdc/0x130 [ 91.475181][ T5841] n_tty_write+0xd35/0x11d0 [ 91.475197][ T5841] file_tty_write+0x500/0x990 [ 91.475217][ T5841] vfs_write+0x54b/0xa90 [ 91.475271][ T5841] ksys_write+0x145/0x250 [ 91.475285][ T5841] do_syscall_64+0xfa/0x3b0 [ 91.475296][ T5841] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 91.475309][ T5841] [ 91.475309][ T5841] -> #1 (&port_lock_key){-.-.}-{3:3}: [ 91.475327][ T5841] lock_acquire+0x120/0x360 [ 91.475344][ T5841] _raw_spin_lock_irqsave+0xa7/0xf0 [ 91.475361][ T5841] serial8250_console_write+0x17e/0x1ba0 [ 91.475376][ T5841] console_flush_all+0x728/0xc40 [ 91.475388][ T5841] console_unlock+0xc4/0x270 [ 91.475408][ T5841] vprintk_emit+0x5b7/0x7a0 [ 91.475428][ T5841] _printk+0xcf/0x120 [ 91.475439][ T5841] register_console+0xa8b/0xf90 [ 91.475452][ T5841] univ8250_console_init+0x52/0x90 [ 91.475472][ T5841] console_init+0x1a1/0x670 [ 91.475491][ T5841] start_kernel+0x2cc/0x500 [ 91.475508][ T5841] x86_64_start_reservations+0x24/0x30 [ 91.475520][ T5841] x86_64_start_kernel+0x143/0x1c0 [ 91.475532][ T5841] common_startup_64+0x13e/0x147 [ 91.475545][ T5841] [ 91.475545][ T5841] -> #0 (console_owner){....}-{0:0}: [ 91.475563][ T5841] validate_chain+0xb9b/0x2140 [ 91.475583][ T5841] __lock_acquire+0xab9/0xd20 [ 91.475600][ T5841] lock_acquire+0x120/0x360 [ 91.475616][ T5841] console_flush_all+0x6d2/0xc40 [ 91.475628][ T5841] console_unlock+0xc4/0x270 [ 91.475648][ T5841] vprintk_emit+0x5b7/0x7a0 [ 91.475668][ T5841] _printk+0xcf/0x120 [ 91.475684][ T5841] __debug_object_init+0x2c8/0x3c0 [ 91.475697][ T5841] rhashtable_init_noprof+0x7c0/0xbb0 [ 91.475718][ T5841] bch2_copygc_thread+0x116/0xdc0 [ 91.475733][ T5841] kthread+0x70e/0x8a0 [ 91.475745][ T5841] ret_from_fork+0x3fc/0x770 [ 91.475762][ T5841] ret_from_fork_asm+0x1a/0x30 [ 91.475775][ T5841] [ 91.475775][ T5841] other info that might help us debug this: [ 91.475775][ T5841] [ 91.475780][ T5841] Chain exists of: [ 91.475780][ T5841] console_owner --> &pool->lock --> &obj_hash[i].lock [ 91.475780][ T5841] [ 91.475801][ T5841] Possible unsafe locking scenario: [ 91.475801][ T5841] [ 91.475806][ T5841] CPU0 CPU1 [ 91.475810][ T5841] ---- ---- [ 91.475814][ T5841] lock(&obj_hash[i].lock); [ 91.475823][ T5841] lock(&pool->lock); [ 91.475833][ T5841] lock(&obj_hash[i].lock); [ 91.475844][ T5841] lock(console_owner); [ 91.475853][ T5841] [ 91.475853][ T5841] *** DEADLOCK *** [ 91.475853][ T5841] [ 91.475860][ T5841] 3 locks held by bch-copygc/loop/5841: [ 91.475868][ T5841] #0: ffffffff99c870a0 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_object_init+0x85/0x3c0 [ 91.475902][ T5841] #1: ffffffff8e133020 (console_lock){+.+.}-{0:0}, at: _printk+0xcf/0x120 [ 91.475933][ T5841] #2: ffffffff8e01a8f0 (console_srcu){....}-{0:0}, at: console_flush_all+0x13a/0xc40 [ 91.475965][ T5841] [ 91.475965][ T5841] stack backtrace: [ 91.475978][ T5841] CPU: 0 UID: 0 PID: 5841 Comm: bch-copygc/loop Not tainted 6.16.0-rc1-syzkaller #0 PREEMPT(full) [ 91.475995][ T5841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 91.476006][ T5841] Call Trace: [ 91.476015][ T5841] [ 91.476021][ T5841] dump_stack_lvl+0x189/0x250 [ 91.476044][ T5841] ? __pfx_dump_stack_lvl+0x10/0x10 [ 91.476066][ T5841] ? __pfx__printk+0x10/0x10 [ 91.476080][ T5841] ? print_lock_name+0xde/0x100 [ 91.476105][ T5841] print_circular_bug+0x2ee/0x310 [ 91.476129][ T5841] check_noncircular+0x134/0x160 [ 91.476154][ T5841] validate_chain+0xb9b/0x2140 [ 91.476184][ T5841] __lock_acquire+0xab9/0xd20 [ 91.476204][ T5841] ? console_flush_all+0x13a/0xc40 [ 91.476218][ T5841] lock_acquire+0x120/0x360 [ 91.476240][ T5841] ? console_flush_all+0x13a/0xc40 [ 91.476257][ T5841] ? do_raw_spin_unlock+0x122/0x240 [ 91.476272][ T5841] ? console_flush_all+0x13a/0xc40 [ 91.476287][ T5841] console_flush_all+0x6d2/0xc40 [ 91.476300][ T5841] ? console_flush_all+0x13a/0xc40 [ 91.476315][ T5841] ? console_flush_all+0x13a/0xc40 [ 91.476331][ T5841] ? __pfx_console_flush_all+0x10/0x10 [ 91.476349][ T5841] ? is_printk_cpu_sync_owner+0x32/0x40 [ 91.476368][ T5841] console_unlock+0xc4/0x270 [ 91.476390][ T5841] ? __pfx_console_unlock+0x10/0x10 [ 91.476415][ T5841] ? is_printk_cpu_sync_owner+0x32/0x40 [ 91.476434][ T5841] vprintk_emit+0x5b7/0x7a0 [ 91.476457][ T5841] ? __pfx_vprintk_emit+0x10/0x10 [ 91.476479][ T5841] ? __lock_acquire+0xab9/0xd20 [ 91.476500][ T5841] ? do_raw_spin_lock+0x121/0x290 [ 91.476516][ T5841] _printk+0xcf/0x120 [ 91.476531][ T5841] ? __pfx__printk+0x10/0x10 [ 91.476549][ T5841] __debug_object_init+0x2c8/0x3c0 [ 91.476565][ T5841] ? rhashtable_init_noprof+0x4ee/0xbb0 [ 91.476589][ T5841] rhashtable_init_noprof+0x7c0/0xbb0 [ 91.476613][ T5841] bch2_copygc_thread+0x116/0xdc0 [ 91.476631][ T5841] ? __lock_acquire+0xab9/0xd20 [ 91.476654][ T5841] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 91.476685][ T5841] ? finish_task_switch+0x266/0x950 [ 91.476702][ T5841] ? lockdep_hardirqs_on+0x9c/0x150 [ 91.476729][ T5841] ? __pfx_rhashtable_jhash2+0x10/0x10 [ 91.476766][ T5841] ? __kthread_parkme+0x7b/0x200 [ 91.476788][ T5841] ? __kthread_parkme+0x1a1/0x200 [ 91.476812][ T5841] kthread+0x70e/0x8a0 [ 91.476827][ T5841] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 91.476843][ T5841] ? __pfx_kthread+0x10/0x10 [ 91.476858][ T5841] ? _raw_spin_unlock_irq+0x23/0x50 [ 91.476877][ T5841] ? lockdep_hardirqs_on+0x9c/0x150 [ 91.476897][ T5841] ? __pfx_kthread+0x10/0x10 [ 91.476911][ T5841] ret_from_fork+0x3fc/0x770 [ 91.476931][ T5841] ? __pfx_ret_from_fork+0x10/0x10 [ 91.476952][ T5841] ? __switch_to_asm+0x39/0x70 [ 91.476965][ T5841] ? __switch_to_asm+0x33/0x70 [ 91.476978][ T5841] ? __pfx_kthread+0x10/0x10 [ 91.476993][ T5841] ret_from_fork_asm+0x1a/0x30 [ 91.477012][ T5841] [ 92.417184][ T5841] ------------[ cut here ]------------ [ 92.422660][ T5841] WARNING: CPU: 0 PID: 5841 at lib/debugobjects.c:655 __debug_object_init+0x2c9/0x3c0 [ 92.432234][ T5841] Modules linked in: [ 92.436162][ T5841] CPU: 0 UID: 0 PID: 5841 Comm: bch-copygc/loop Not tainted 6.16.0-rc1-syzkaller #0 PREEMPT(full) [ 92.446863][ T5841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 92.456944][ T5841] RIP: 0010:__debug_object_init+0x2c9/0x3c0 [ 92.462864][ T5841] Code: cc cc cc 41 ff c7 44 89 3d b4 2b 17 15 48 c7 c1 c0 b7 e1 8b 48 c7 c7 20 b8 e1 8b 84 c0 48 0f 45 f9 48 89 de e8 e8 3b 67 fc 90 <0f> 0b 90 e9 c0 fe ff ff e8 3a 1c 00 00 8b 05 cc 66 cb 09 3b 05 ca [ 92.482581][ T5841] RSP: 0018:ffffc900044576e0 EFLAGS: 00010046 [ 92.488666][ T5841] RAX: 0000000000000050 RBX: ffffc90004457b90 RCX: a908b454c7e6e800 [ 92.497001][ T5841] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 92.505011][ T5841] RBP: ffff88807a0f3c20 R08: ffff8880b8624293 R09: 1ffff110170c4852 [ 92.513024][ T5841] R10: dffffc0000000000 R11: ffffed10170c4853 R12: ffff88802f71e750 [ 92.521126][ T5841] R13: ffff888031242ce8 R14: dffffc0000000000 R15: 0000000000000001 [ 92.529139][ T5841] FS: 0000000000000000(0000) GS:ffff888125c86000(0000) knlGS:0000000000000000 [ 92.538093][ T5841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.544710][ T5841] CR2: 00007fff0aff0250 CR3: 0000000076c90000 CR4: 00000000003526f0 [ 92.552701][ T5841] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.560688][ T5841] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.568694][ T5841] Call Trace: [ 92.572142][ T5841] [ 92.575097][ T5841] ? rhashtable_init_noprof+0x4ee/0xbb0 [ 92.581018][ T5841] rhashtable_init_noprof+0x7c0/0xbb0 [ 92.586415][ T5841] bch2_copygc_thread+0x116/0xdc0 [ 92.591461][ T5841] ? __lock_acquire+0xab9/0xd20 [ 92.596347][ T5841] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 92.601929][ T5841] ? finish_task_switch+0x266/0x950 [ 92.607152][ T5841] ? lockdep_hardirqs_on+0x9c/0x150 [ 92.612382][ T5841] ? __pfx_rhashtable_jhash2+0x10/0x10 [ 92.617879][ T5841] ? __kthread_parkme+0x7b/0x200 [ 92.622839][ T5841] ? __kthread_parkme+0x1a1/0x200 [ 92.627893][ T5841] kthread+0x70e/0x8a0 [ 92.631984][ T5841] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 92.637549][ T5841] ? __pfx_kthread+0x10/0x10 [ 92.642155][ T5841] ? _raw_spin_unlock_irq+0x23/0x50 [ 92.647376][ T5841] ? lockdep_hardirqs_on+0x9c/0x150 [ 92.652593][ T5841] ? __pfx_kthread+0x10/0x10 [ 92.657216][ T5841] ret_from_fork+0x3fc/0x770 [ 92.661828][ T5841] ? __pfx_ret_from_fork+0x10/0x10 [ 92.666994][ T5841] ? __switch_to_asm+0x39/0x70 [ 92.671859][ T5841] ? __switch_to_asm+0x33/0x70 [ 92.676640][ T5841] ? __pfx_kthread+0x10/0x10 [ 92.681271][ T5841] ret_from_fork_asm+0x1a/0x30 [ 92.686063][ T5841] [ 92.689104][ T5841] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 92.696397][ T5841] CPU: 0 UID: 0 PID: 5841 Comm: bch-copygc/loop Not tainted 6.16.0-rc1-syzkaller #0 PREEMPT(full) [ 92.707087][ T5841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 92.717157][ T5841] Call Trace: [ 92.720478][ T5841] [ 92.723426][ T5841] dump_stack_lvl+0x99/0x250 [ 92.728045][ T5841] ? __asan_memcpy+0x40/0x70 [ 92.732655][ T5841] ? __pfx_dump_stack_lvl+0x10/0x10 [ 92.737879][ T5841] ? __pfx__printk+0x10/0x10 [ 92.742495][ T5841] panic+0x2db/0x790 [ 92.746417][ T5841] ? __pfx_panic+0x10/0x10 [ 92.750862][ T5841] ? show_trace_log_lvl+0x4fb/0x550 [ 92.756094][ T5841] ? ret_from_fork_asm+0x1a/0x30 [ 92.761050][ T5841] __warn+0x31b/0x4b0 [ 92.765061][ T5841] ? __debug_object_init+0x2c9/0x3c0 [ 92.770406][ T5841] ? __debug_object_init+0x2c9/0x3c0 [ 92.775708][ T5841] report_bug+0x2be/0x4f0 [ 92.780070][ T5841] ? __debug_object_init+0x2c9/0x3c0 [ 92.785373][ T5841] ? __debug_object_init+0x2c9/0x3c0 [ 92.790677][ T5841] ? __debug_object_init+0x2cb/0x3c0 [ 92.795982][ T5841] handle_bug+0x84/0x160 [ 92.800243][ T5841] exc_invalid_op+0x1a/0x50 [ 92.804758][ T5841] asm_exc_invalid_op+0x1a/0x20 [ 92.809627][ T5841] RIP: 0010:__debug_object_init+0x2c9/0x3c0 [ 92.815537][ T5841] Code: cc cc cc 41 ff c7 44 89 3d b4 2b 17 15 48 c7 c1 c0 b7 e1 8b 48 c7 c7 20 b8 e1 8b 84 c0 48 0f 45 f9 48 89 de e8 e8 3b 67 fc 90 <0f> 0b 90 e9 c0 fe ff ff e8 3a 1c 00 00 8b 05 cc 66 cb 09 3b 05 ca [ 92.835363][ T5841] RSP: 0018:ffffc900044576e0 EFLAGS: 00010046 [ 92.841472][ T5841] RAX: 0000000000000050 RBX: ffffc90004457b90 RCX: a908b454c7e6e800 [ 92.849480][ T5841] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 92.857488][ T5841] RBP: ffff88807a0f3c20 R08: ffff8880b8624293 R09: 1ffff110170c4852 [ 92.865483][ T5841] R10: dffffc0000000000 R11: ffffed10170c4853 R12: ffff88802f71e750 [ 92.873474][ T5841] R13: ffff888031242ce8 R14: dffffc0000000000 R15: 0000000000000001 [ 92.881480][ T5841] ? rhashtable_init_noprof+0x4ee/0xbb0 [ 92.887073][ T5841] rhashtable_init_noprof+0x7c0/0xbb0 [ 92.892488][ T5841] bch2_copygc_thread+0x116/0xdc0 [ 92.897540][ T5841] ? __lock_acquire+0xab9/0xd20 [ 92.902425][ T5841] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 92.908017][ T5841] ? finish_task_switch+0x266/0x950 [ 92.913255][ T5841] ? lockdep_hardirqs_on+0x9c/0x150 [ 92.918493][ T5841] ? __pfx_rhashtable_jhash2+0x10/0x10 [ 92.924005][ T5841] ? __kthread_parkme+0x7b/0x200 [ 92.928982][ T5841] ? __kthread_parkme+0x1a1/0x200 [ 92.934054][ T5841] kthread+0x70e/0x8a0 [ 92.938155][ T5841] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 92.943812][ T5841] ? __pfx_kthread+0x10/0x10 [ 92.948430][ T5841] ? _raw_spin_unlock_irq+0x23/0x50 [ 92.953665][ T5841] ? lockdep_hardirqs_on+0x9c/0x150 [ 92.958895][ T5841] ? __pfx_kthread+0x10/0x10 [ 92.963511][ T5841] ret_from_fork+0x3fc/0x770 [ 92.968136][ T5841] ? __pfx_ret_from_fork+0x10/0x10 [ 92.973288][ T5841] ? __switch_to_asm+0x39/0x70 [ 92.978085][ T5841] ? __switch_to_asm+0x33/0x70 [ 92.982872][ T5841] ? __pfx_kthread+0x10/0x10 [ 92.987491][ T5841] ret_from_fork_asm+0x1a/0x30 [ 92.992288][ T5841] [ 92.995623][ T5841] Kernel Offset: disabled [ 92.999971][ T5841] Rebooting in 86400 seconds..