./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor260505054 <...> [ 91.142681][ T43] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.92' (ED25519) to the list of known hosts. execve("./syz-executor260505054", ["./syz-executor260505054"], 0x7fff914e5f90 /* 10 vars */) = 0 brk(NULL) = 0x555558000000 brk(0x555558000d00) = 0x555558000d00 arch_prctl(ARCH_SET_FS, 0x555558000380) = 0 set_tid_address(0x555558000650) = 5838 set_robust_list(0x555558000660, 24) = 0 rseq(0x555558000ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor260505054", 4096) = 27 getrandom("\x8d\xb9\x8c\xd0\xd4\x5b\xfa\xab", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555558000d00 brk(0x555558021d00) = 0x555558021d00 brk(0x555558022000) = 0x555558022000 mprotect(0x7f585ae09000, 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 5839 attached [pid 5839] set_robust_list(0x555558000660, 24) = 0 [pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... clone resumed>, child_tidptr=0x555558000650) = 5839 [pid 5839] <... prctl resumed>) = 0 [pid 5839] setpgid(0, 0) = 0 [pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5839] write(3, "1000", 4) = 4 [pid 5839] close(3) = 0 [pid 5839] write(1, "executing program\n", 18executing program ) = 18 [pid 5839] memfd_create("syzkaller", 0) = 3 [pid 5839] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5852800000 [pid 5839] 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 5839] munmap(0x7f5852800000, 138412032) = 0 [pid 5839] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5839] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5839] close(3) = 0 [pid 5839] close(4) = 0 [pid 5839] mkdir("./file0", 0777) = 0 [ 92.234770][ T5839] loop0: detected capacity change from 0 to 32768 [ 92.314867][ T5839] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,foreground_target=invalid label 767,background_target=invalid device 7,nojournal_transaction_names [ 92.314867][ T5839] allowing incompatible features above 0.0: (unknown version) [ 92.314867][ T5839] features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes [ 92.359178][ T5839] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0 [ 92.367486][ T5839] bcachefs (loop0): initializing new filesystem [ 92.382185][ T5839] bcachefs (loop0): going read-write [ 92.409217][ T5849] ODEBUG: object ffffc9000402fb90 is on stack ffffc90004028000, but NOT annotated. [ 92.409505][ T5849] [ 92.409512][ T5849] ====================================================== [ 92.409521][ T5849] WARNING: possible circular locking dependency detected [ 92.409531][ T5849] 6.16.0-rc1-syzkaller #0 Not tainted [ 92.409542][ T5849] ------------------------------------------------------ [ 92.409551][ T5849] bch-copygc/loop/5849 is trying to acquire lock: [ 92.409563][ T5849] ffffffff8e132fc0 (console_owner){....}-{0:0}, at: console_flush_all+0x13a/0xc40 [ 92.409641][ T5849] [ 92.409641][ T5849] but task is already holding lock: [ 92.409649][ T5849] ffffffff99d64900 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_object_init+0x85/0x3c0 [ 92.409708][ T5849] [ 92.409708][ T5849] which lock already depends on the new lock. [ 92.409708][ T5849] [ 92.409716][ T5849] [ 92.409716][ T5849] the existing dependency chain (in reverse order) is: [ 92.409725][ T5849] [ 92.409725][ T5849] -> #4 (&obj_hash[i].lock){-.-.}-{2:2}: [ 92.409756][ T5849] lock_acquire+0x120/0x360 [ 92.409788][ T5849] _raw_spin_lock_irqsave+0xa7/0xf0 [ 92.409826][ T5849] debug_object_activate+0xbb/0x420 [ 92.409852][ T5849] insert_work+0x35/0x330 [ 92.409884][ T5849] __queue_work+0xcfc/0xfe0 [ 92.409903][ T5849] queue_work_on+0x181/0x270 [ 92.409921][ T5849] start_poll_synchronize_rcu_expedited+0xfc/0x140 [ 92.409953][ T5849] rcu_init+0x108/0x160 [ 92.409981][ T5849] start_kernel+0x1fb/0x500 [ 92.410017][ T5849] x86_64_start_reservations+0x24/0x30 [ 92.410044][ T5849] x86_64_start_kernel+0x143/0x1c0 [ 92.410064][ T5849] common_startup_64+0x13e/0x147 [ 92.410083][ T5849] [ 92.410083][ T5849] -> #3 (&pool->lock){-.-.}-{2:2}: [ 92.410108][ T5849] lock_acquire+0x120/0x360 [ 92.410130][ T5849] _raw_spin_lock+0x2e/0x40 [ 92.410151][ T5849] __queue_work+0x7b0/0xfe0 [ 92.410165][ T5849] queue_work_on+0x181/0x270 [ 92.410179][ T5849] rpm_suspend+0xe54/0x1720 [ 92.410195][ T5849] __pm_runtime_idle+0x12f/0x1a0 [ 92.410212][ T5849] __device_attach+0x342/0x400 [ 92.410230][ T5849] bus_probe_device+0x185/0x260 [ 92.410254][ T5849] device_add+0x7b6/0xb50 [ 92.410270][ T5849] serial_base_port_add+0x2f2/0x430 [ 92.410291][ T5849] serial_core_register_port+0x367/0x2700 [ 92.410306][ T5849] serial8250_register_8250_port+0x16db/0x2050 [ 92.410340][ T5849] serial_pnp_probe+0x527/0x790 [ 92.410365][ T5849] pnp_device_probe+0x30b/0x4c0 [ 92.410380][ T5849] really_probe+0x26d/0x9a0 [ 92.410399][ T5849] __driver_probe_device+0x18c/0x2f0 [ 92.410417][ T5849] driver_probe_device+0x4f/0x430 [ 92.410437][ T5849] __driver_attach+0x452/0x700 [ 92.410455][ T5849] bus_for_each_dev+0x233/0x2b0 [ 92.410479][ T5849] bus_add_driver+0x345/0x640 [ 92.410503][ T5849] driver_register+0x23a/0x320 [ 92.410525][ T5849] serial8250_init+0xc2/0x1c0 [ 92.410543][ T5849] do_one_initcall+0x236/0x820 [ 92.410560][ T5849] do_initcall_level+0x137/0x1f0 [ 92.410575][ T5849] do_initcalls+0x69/0xd0 [ 92.410589][ T5849] kernel_init_freeable+0x3d9/0x570 [ 92.410604][ T5849] kernel_init+0x1d/0x1d0 [ 92.410622][ T5849] ret_from_fork+0x3fc/0x770 [ 92.410645][ T5849] ret_from_fork_asm+0x1a/0x30 [ 92.410662][ T5849] [ 92.410662][ T5849] -> #2 (&dev->power.lock){-.-.}-{3:3}: [ 92.410686][ T5849] lock_acquire+0x120/0x360 [ 92.410708][ T5849] _raw_spin_lock_irqsave+0xa7/0xf0 [ 92.410731][ T5849] __pm_runtime_resume+0x10f/0x180 [ 92.410748][ T5849] __uart_start+0x171/0x440 [ 92.410761][ T5849] uart_write+0xdc/0x130 [ 92.410776][ T5849] n_tty_write+0xd35/0x11d0 [ 92.410796][ T5849] file_tty_write+0x503/0x990 [ 92.410810][ T5849] vfs_write+0x54b/0xa90 [ 92.410835][ T5849] ksys_write+0x145/0x250 [ 92.410854][ T5849] do_syscall_64+0xfa/0x3b0 [ 92.410869][ T5849] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.410885][ T5849] [ 92.410885][ T5849] -> #1 (&port_lock_key){-.-.}-{3:3}: [ 92.410909][ T5849] lock_acquire+0x120/0x360 [ 92.410930][ T5849] _raw_spin_lock_irqsave+0xa7/0xf0 [ 92.410953][ T5849] serial8250_console_write+0x17e/0x1ba0 [ 92.410974][ T5849] console_flush_all+0x728/0xc40 [ 92.410991][ T5849] console_unlock+0xc4/0x270 [ 92.411006][ T5849] vprintk_emit+0x5b7/0x7a0 [ 92.411020][ T5849] _printk+0xcf/0x120 [ 92.411036][ T5849] register_console+0xa8b/0xf90 [ 92.411054][ T5849] univ8250_console_init+0x52/0x90 [ 92.411072][ T5849] console_init+0x1a1/0x670 [ 92.411088][ T5849] start_kernel+0x2cc/0x500 [ 92.411113][ T5849] x86_64_start_reservations+0x24/0x30 [ 92.411133][ T5849] x86_64_start_kernel+0x143/0x1c0 [ 92.411152][ T5849] common_startup_64+0x13e/0x147 [ 92.411170][ T5849] [ 92.411170][ T5849] -> #0 (console_owner){....}-{0:0}: [ 92.411193][ T5849] validate_chain+0xb9b/0x2140 [ 92.411208][ T5849] __lock_acquire+0xab9/0xd20 [ 92.411230][ T5849] lock_acquire+0x120/0x360 [ 92.411252][ T5849] console_flush_all+0x6d2/0xc40 [ 92.411269][ T5849] console_unlock+0xc4/0x270 [ 92.411283][ T5849] vprintk_emit+0x5b7/0x7a0 [ 92.411297][ T5849] _printk+0xcf/0x120 [ 92.411313][ T5849] __debug_object_init+0x2c8/0x3c0 [ 92.411334][ T5849] rhashtable_init_noprof+0x7c0/0xbb0 [ 92.411360][ T5849] bch2_copygc_thread+0x116/0xdc0 [ 92.411386][ T5849] kthread+0x711/0x8a0 [ 92.411403][ T5849] ret_from_fork+0x3fc/0x770 [ 92.411426][ T5849] ret_from_fork_asm+0x1a/0x30 [ 92.411443][ T5849] [ 92.411443][ T5849] other info that might help us debug this: [ 92.411443][ T5849] [ 92.411448][ T5849] Chain exists of: [ 92.411448][ T5849] console_owner --> &pool->lock --> &obj_hash[i].lock [ 92.411448][ T5849] [ 92.411476][ T5849] Possible unsafe locking scenario: [ 92.411476][ T5849] [ 92.411481][ T5849] CPU0 CPU1 [ 92.411486][ T5849] ---- ---- [ 92.411491][ T5849] lock(&obj_hash[i].lock); [ 92.411503][ T5849] lock(&pool->lock); [ 92.411516][ T5849] lock(&obj_hash[i].lock); [ 92.411529][ T5849] lock(console_owner); [ 92.411541][ T5849] [ 92.411541][ T5849] *** DEADLOCK *** [ 92.411541][ T5849] [ 92.411545][ T5849] 3 locks held by bch-copygc/loop/5849: [ 92.411556][ T5849] #0: ffffffff99d64900 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_object_init+0x85/0x3c0 [ 92.411599][ T5849] #1: ffffffff8e133020 (console_lock){+.+.}-{0:0}, at: _printk+0xcf/0x120 [ 92.411639][ T5849] #2: ffffffff8e01a8f0 (console_srcu){....}-{0:0}, at: console_flush_all+0x13a/0xc40 [ 92.411682][ T5849] [ 92.411682][ T5849] stack backtrace: [ 92.411690][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: bch-copygc/loop Not tainted 6.16.0-rc1-syzkaller #0 PREEMPT(full) [ 92.411710][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 92.411720][ T5849] Call Trace: [ 92.411727][ T5849] [ 92.411734][ T5849] dump_stack_lvl+0x189/0x250 [ 92.411763][ T5849] ? __pfx_dump_stack_lvl+0x10/0x10 [ 92.411791][ T5849] ? __pfx__printk+0x10/0x10 [ 92.411810][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.411830][ T5849] ? print_lock_name+0xde/0x100 [ 92.411849][ T5849] print_circular_bug+0x2ee/0x310 [ 92.411869][ T5849] check_noncircular+0x134/0x160 [ 92.411889][ T5849] validate_chain+0xb9b/0x2140 [ 92.411915][ T5849] __lock_acquire+0xab9/0xd20 [ 92.411942][ T5849] ? console_flush_all+0x13a/0xc40 [ 92.411960][ T5849] lock_acquire+0x120/0x360 [ 92.411983][ T5849] ? console_flush_all+0x13a/0xc40 [ 92.412003][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412024][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412044][ T5849] ? do_raw_spin_unlock+0x122/0x240 [ 92.412064][ T5849] ? console_flush_all+0x13a/0xc40 [ 92.412083][ T5849] console_flush_all+0x6d2/0xc40 [ 92.412102][ T5849] ? console_flush_all+0x13a/0xc40 [ 92.412122][ T5849] ? console_flush_all+0x13a/0xc40 [ 92.412143][ T5849] ? __pfx_console_flush_all+0x10/0x10 [ 92.412167][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412186][ T5849] ? is_printk_cpu_sync_owner+0x32/0x40 [ 92.412210][ T5849] console_unlock+0xc4/0x270 [ 92.412227][ T5849] ? __pfx_console_unlock+0x10/0x10 [ 92.412245][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412265][ T5849] ? is_printk_cpu_sync_owner+0x32/0x40 [ 92.412289][ T5849] vprintk_emit+0x5b7/0x7a0 [ 92.412306][ T5849] ? __pfx_vprintk_emit+0x10/0x10 [ 92.412339][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412359][ T5849] ? __lock_acquire+0xab9/0xd20 [ 92.412386][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412406][ T5849] ? do_raw_spin_lock+0x121/0x290 [ 92.412428][ T5849] _printk+0xcf/0x120 [ 92.412448][ T5849] ? __pfx__printk+0x10/0x10 [ 92.412465][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412487][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412510][ T5849] __debug_object_init+0x2c8/0x3c0 [ 92.412531][ T5849] ? rhashtable_init_noprof+0x4ee/0xbb0 [ 92.412561][ T5849] rhashtable_init_noprof+0x7c0/0xbb0 [ 92.412591][ T5849] bch2_copygc_thread+0x116/0xdc0 [ 92.412623][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412647][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 92.412692][ T5849] ? finish_task_switch+0x266/0x950 [ 92.412714][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412734][ T5849] ? lockdep_hardirqs_on+0x9c/0x150 [ 92.412768][ T5849] ? __pfx_rhashtable_jhash2+0x10/0x10 [ 92.412811][ T5849] ? __kthread_parkme+0x7b/0x200 [ 92.412827][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412847][ T5849] ? __kthread_parkme+0x1a1/0x200 [ 92.412866][ T5849] kthread+0x711/0x8a0 [ 92.412886][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 92.412913][ T5849] ? __pfx_kthread+0x10/0x10 [ 92.412931][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412952][ T5849] ? _raw_spin_unlock_irq+0x23/0x50 [ 92.412976][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 92.412996][ T5849] ? lockdep_hardirqs_on+0x9c/0x150 [ 92.413021][ T5849] ? __pfx_kthread+0x10/0x10 [ 92.413041][ T5849] ret_from_fork+0x3fc/0x770 [ 92.413066][ T5849] ? __pfx_ret_from_fork+0x10/0x10 [ 92.413093][ T5849] ? __switch_to_asm+0x39/0x70 [ 92.413111][ T5849] ? __switch_to_asm+0x33/0x70 [ 92.413128][ T5849] ? __pfx_kthread+0x10/0x10 [ 92.413148][ T5849] ret_from_fork_asm+0x1a/0x30 [ 92.413173][ T5849] [ 93.420717][ T5849] ------------[ cut here ]------------ [ 93.426165][ T5849] WARNING: CPU: 0 PID: 5849 at lib/debugobjects.c:655 __debug_object_init+0x2c9/0x3c0 [ 93.435746][ T5849] Modules linked in: [ 93.439640][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: bch-copygc/loop Not tainted 6.16.0-rc1-syzkaller #0 PREEMPT(full) [ 93.450309][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 93.460380][ T5849] RIP: 0010:__debug_object_init+0x2c9/0x3c0 [ 93.466278][ T5849] Code: 48 fc cc 41 ff c7 44 89 3d d4 48 13 15 48 c7 c1 40 8b e2 8b 48 c7 c7 a0 8b e2 8b 84 c0 48 0f 45 f9 48 89 de e8 48 1b 60 fc 90 <0f> 0b 90 e9 c0 fe ff ff e8 3a 1c 00 00 8b 05 ac 64 c5 09 3b 05 aa [ 93.485881][ T5849] RSP: 0018:ffffc9000402f6e0 EFLAGS: 00010046 [ 93.491944][ T5849] RAX: 0000000000000050 RBX: ffffc9000402fb90 RCX: 1d5fc0868f448200 [ 93.499929][ T5849] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 93.507900][ T5849] RBP: ffff88802ddada20 R08: ffff8880b8624293 R09: 1ffff110170c4852 [ 93.515875][ T5849] R10: dffffc0000000000 R11: ffffed10170c4853 R12: 0000000000000040 [ 93.523842][ T5849] R13: ffff888032497cb0 R14: dffffc0000000000 R15: 0000000000000001 [ 93.531812][ T5849] FS: 0000000000000000(0000) GS:ffff888125c52000(0000) knlGS:0000000000000000 [ 93.540757][ T5849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.547337][ T5849] CR2: 0000558844d91388 CR3: 000000007665f000 CR4: 0000000000350ef0 [ 93.555311][ T5849] Call Trace: [ 93.558586][ T5849] [ 93.561515][ T5849] ? rhashtable_init_noprof+0x4ee/0xbb0 [ 93.567078][ T5849] rhashtable_init_noprof+0x7c0/0xbb0 [ 93.572463][ T5849] bch2_copygc_thread+0x116/0xdc0 [ 93.577505][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.583141][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 93.588718][ T5849] ? finish_task_switch+0x266/0x950 [ 93.593919][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.599578][ T5849] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.604793][ T5849] ? __pfx_rhashtable_jhash2+0x10/0x10 [ 93.610297][ T5849] ? __kthread_parkme+0x7b/0x200 [ 93.615248][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.620880][ T5849] ? __kthread_parkme+0x1a1/0x200 [ 93.625927][ T5849] kthread+0x711/0x8a0 [ 93.629999][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 93.635553][ T5849] ? __pfx_kthread+0x10/0x10 [ 93.640142][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.645799][ T5849] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.651003][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.656643][ T5849] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.661871][ T5849] ? __pfx_kthread+0x10/0x10 [ 93.666463][ T5849] ret_from_fork+0x3fc/0x770 [ 93.671062][ T5849] ? __pfx_ret_from_fork+0x10/0x10 [ 93.676180][ T5849] ? __switch_to_asm+0x39/0x70 [ 93.680940][ T5849] ? __switch_to_asm+0x33/0x70 [ 93.685706][ T5849] ? __pfx_kthread+0x10/0x10 [ 93.690312][ T5849] ret_from_fork_asm+0x1a/0x30 [ 93.695083][ T5849] [ 93.698096][ T5849] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 93.705390][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: bch-copygc/loop Not tainted 6.16.0-rc1-syzkaller #0 PREEMPT(full) [ 93.716059][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 93.726135][ T5849] Call Trace: [ 93.729412][ T5849] [ 93.732341][ T5849] dump_stack_lvl+0x99/0x250 [ 93.736944][ T5849] ? __asan_memcpy+0x40/0x70 [ 93.741574][ T5849] ? __pfx_dump_stack_lvl+0x10/0x10 [ 93.746782][ T5849] ? __pfx__printk+0x10/0x10 [ 93.751374][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.757008][ T5849] panic+0x2db/0x790 [ 93.760913][ T5849] ? __pfx_panic+0x10/0x10 [ 93.765342][ T5849] ? show_trace_log_lvl+0x4fb/0x550 [ 93.770553][ T5849] ? ret_from_fork_asm+0x1a/0x30 [ 93.775497][ T5849] __warn+0x31b/0x4b0 [ 93.779489][ T5849] ? __debug_object_init+0x2c9/0x3c0 [ 93.784775][ T5849] ? __debug_object_init+0x2c9/0x3c0 [ 93.790061][ T5849] report_bug+0x2be/0x4f0 [ 93.794402][ T5849] ? __debug_object_init+0x2c9/0x3c0 [ 93.799687][ T5849] ? __debug_object_init+0x2c9/0x3c0 [ 93.804973][ T5849] ? __debug_object_init+0x2cb/0x3c0 [ 93.810260][ T5849] handle_bug+0x84/0x160 [ 93.814504][ T5849] exc_invalid_op+0x1a/0x50 [ 93.819007][ T5849] asm_exc_invalid_op+0x1a/0x20 [ 93.823853][ T5849] RIP: 0010:__debug_object_init+0x2c9/0x3c0 [ 93.829770][ T5849] Code: 48 fc cc 41 ff c7 44 89 3d d4 48 13 15 48 c7 c1 40 8b e2 8b 48 c7 c7 a0 8b e2 8b 84 c0 48 0f 45 f9 48 89 de e8 48 1b 60 fc 90 <0f> 0b 90 e9 c0 fe ff ff e8 3a 1c 00 00 8b 05 ac 64 c5 09 3b 05 aa [ 93.849397][ T5849] RSP: 0018:ffffc9000402f6e0 EFLAGS: 00010046 [ 93.855466][ T5849] RAX: 0000000000000050 RBX: ffffc9000402fb90 RCX: 1d5fc0868f448200 [ 93.863435][ T5849] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 93.871401][ T5849] RBP: ffff88802ddada20 R08: ffff8880b8624293 R09: 1ffff110170c4852 [ 93.879367][ T5849] R10: dffffc0000000000 R11: ffffed10170c4853 R12: 0000000000000040 [ 93.887335][ T5849] R13: ffff888032497cb0 R14: dffffc0000000000 R15: 0000000000000001 [ 93.895314][ T5849] ? rhashtable_init_noprof+0x4ee/0xbb0 [ 93.900871][ T5849] rhashtable_init_noprof+0x7c0/0xbb0 [ 93.906258][ T5849] bch2_copygc_thread+0x116/0xdc0 [ 93.911303][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.916942][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 93.922521][ T5849] ? finish_task_switch+0x266/0x950 [ 93.927727][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.933360][ T5849] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.938580][ T5849] ? __pfx_rhashtable_jhash2+0x10/0x10 [ 93.944067][ T5849] ? __kthread_parkme+0x7b/0x200 [ 93.949000][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.954632][ T5849] ? __kthread_parkme+0x1a1/0x200 [ 93.959654][ T5849] kthread+0x711/0x8a0 [ 93.963750][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10 [ 93.969304][ T5849] ? __pfx_kthread+0x10/0x10 [ 93.973889][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.979523][ T5849] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.984732][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.990364][ T5849] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.995572][ T5849] ? __pfx_kthread+0x10/0x10 [ 94.000160][ T5849] ret_from_fork+0x3fc/0x770 [ 94.004760][ T5849] ? __pfx_ret_from_fork+0x10/0x10 [ 94.009879][ T5849] ? __switch_to_asm+0x39/0x70 [ 94.014639][ T5849] ? __switch_to_asm+0x33/0x70 [ 94.019397][ T5849] ? __pfx_kthread+0x10/0x10 [ 94.023984][ T5849] ret_from_fork_asm+0x1a/0x30 [ 94.028754][ T5849] [ 94.031985][ T5849] Kernel Offset: disabled [ 94.036303][ T5849] Rebooting in 86400 seconds..