./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2931213843
<...>
[ 101.551501][ T975] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.35' (ED25519) to the list of known hosts.
execve("./syz-executor2931213843", ["./syz-executor2931213843"], 0x7ffebb658460 /* 10 vars */) = 0
brk(NULL) = 0x555573bb0000
brk(0x555573bb0d00) = 0x555573bb0d00
arch_prctl(ARCH_SET_FS, 0x555573bb0380) = 0
set_tid_address(0x555573bb0650) = 5836
set_robust_list(0x555573bb0660, 24) = 0
rseq(0x555573bb0ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2931213843", 4096) = 28
getrandom("\xe5\x80\xc5\x0f\x4f\x63\x84\xec", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555573bb0d00
brk(0x555573bd1d00) = 0x555573bd1d00
brk(0x555573bd2000) = 0x555573bd2000
mprotect(0x7ff0e0c5b000, 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 5837 attached
, child_tidptr=0x555573bb0650) = 5837
[pid 5837] set_robust_list(0x555573bb0660, 24) = 0
[pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5837] setpgid(0, 0) = 0
[pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5837] write(3, "1000", 4) = 4
[pid 5837] close(3executing program
) = 0
[pid 5837] write(1, "executing program\n", 18) = 18
[pid 5837] memfd_create("syzkaller", 0) = 3
[pid 5837] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff0d8600000
[pid 5837] 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 5837] munmap(0x7ff0d8600000, 138412032) = 0
[pid 5837] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid 5837] ioctl(4, LOOP_SET_FD, 3) = 0
[pid 5837] close(3) = 0
[pid 5837] close(4) = 0
[pid 5837] mkdir("./file0", 0777) = 0
[ 107.328611][ T5837] loop0: detected capacity change from 0 to 32768
[ 107.438192][ T5837] bcachefs (loop0): starting version 1.7: mi_btree_bitmap opts=errors=continue,metadata_checksum=none,data_checksum=none,compression=lz4,nojournal_transaction_names
[ 107.438192][ T5837] allowing incompatible features above 0.0: (unknown version)
[ 107.438192][ T5837] features: lz4,new_siphash,inline_data,new_extent_overwrite,btree_ptr_v2,new_varint,journal_no_flush,alloc_v2,extents_across_btree_nodes
[ 107.479683][ T5837] bcachefs (loop0): Using encoding defined by superblock: utf8-12.1.0
[ 107.488393][ T5837] bcachefs (loop0): initializing new filesystem
[ 107.504589][ T5837] bcachefs (loop0): going read-write
[ 107.534564][ T5849] ODEBUG: object ffffc90002e87a98 is on stack ffffc90002e80000, but NOT annotated.
[ 107.534994][ T5849]
[ 107.535004][ T5849] ======================================================
[ 107.535017][ T5849] WARNING: possible circular locking dependency detected
[ 107.535038][ T5849] 6.15.0-syzkaller-13526-g7a912d04415b #0 Not tainted
[ 107.535057][ T5849] ------------------------------------------------------
[ 107.535068][ T5849] bch-copygc/loop/5849 is trying to acquire lock:
[ 107.535085][ T5849] ffffffff8e4d2240 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x9f/0xd0
[ 107.535194][ T5849]
[ 107.535194][ T5849] but task is already holding lock:
[ 107.535204][ T5849] ffffffff9afbfd78 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_object_init+0xec/0x3d0
[ 107.535289][ T5849]
[ 107.535289][ T5849] which lock already depends on the new lock.
[ 107.535289][ T5849]
[ 107.535299][ T5849]
[ 107.535299][ T5849] the existing dependency chain (in reverse order) is:
[ 107.535310][ T5849]
[ 107.535310][ T5849] -> #4 (&obj_hash[i].lock){-.-.}-{2:2}:
[ 107.535355][ T5849] _raw_spin_lock_irqsave+0x3a/0x60
[ 107.535416][ T5849] debug_object_activate+0x14c/0x4c0
[ 107.535454][ T5849] insert_work+0x2e/0x230
[ 107.535480][ T5849] __queue_work+0x97e/0x10f0
[ 107.535504][ T5849] queue_work_on+0x15f/0x1f0
[ 107.535528][ T5849] start_poll_synchronize_rcu_expedited+0x113/0x190
[ 107.535567][ T5849] rcu_init+0xe95/0x1630
[ 107.535615][ T5849] start_kernel+0x1df/0x4d0
[ 107.535655][ T5849] x86_64_start_reservations+0x18/0x30
[ 107.535711][ T5849] x86_64_start_kernel+0x130/0x190
[ 107.535747][ T5849] common_startup_64+0x13e/0x148
[ 107.535789][ T5849]
[ 107.535789][ T5849] -> #3 (&pool->lock){-.-.}-{2:2}:
[ 107.535823][ T5849] _raw_spin_lock+0x2e/0x40
[ 107.535859][ T5849] __queue_work+0x26b/0x10f0
[ 107.535883][ T5849] queue_work_on+0x15f/0x1f0
[ 107.535907][ T5849] rpm_suspend+0xeba/0x11d0
[ 107.535948][ T5849] rpm_idle+0x5b4/0x730
[ 107.535987][ T5849] __pm_runtime_idle+0xba/0x1a0
[ 107.536027][ T5849] __device_attach+0x37e/0x4b0
[ 107.536078][ T5849] bus_probe_device+0x17f/0x1c0
[ 107.536113][ T5849] device_add+0x1148/0x1a70
[ 107.536138][ T5849] serial_base_port_add+0x357/0x4b0
[ 107.536167][ T5849] serial_core_register_port+0x13c/0x2570
[ 107.536195][ T5849] serial8250_register_8250_port+0x159b/0x23c0
[ 107.536232][ T5849] serial_pnp_probe+0x431/0x910
[ 107.536267][ T5849] pnp_device_probe+0x2a8/0x4d0
[ 107.536295][ T5849] really_probe+0x241/0xa90
[ 107.536334][ T5849] __driver_probe_device+0x1de/0x440
[ 107.536374][ T5849] driver_probe_device+0x4c/0x1b0
[ 107.536414][ T5849] __driver_attach+0x283/0x580
[ 107.536454][ T5849] bus_for_each_dev+0x13e/0x1d0
[ 107.536485][ T5849] bus_add_driver+0x2e9/0x690
[ 107.536519][ T5849] driver_register+0x15c/0x4b0
[ 107.536543][ T5849] serial8250_init+0xc9/0x1e0
[ 107.536580][ T5849] do_one_initcall+0x123/0x6e0
[ 107.536605][ T5849] kernel_init_freeable+0x5c2/0x900
[ 107.536642][ T5849] kernel_init+0x1c/0x2b0
[ 107.536673][ T5849] ret_from_fork+0x5d7/0x6f0
[ 107.536711][ T5849] ret_from_fork_asm+0x1a/0x30
[ 107.536736][ T5849]
[ 107.536736][ T5849] -> #2 (&dev->power.lock){-...}-{3:3}:
[ 107.536769][ T5849] _raw_spin_lock_irqsave+0x3a/0x60
[ 107.536806][ T5849] __pm_runtime_resume+0xa9/0x170
[ 107.536828][ T5849] __uart_start+0x1b0/0x4c0
[ 107.536862][ T5849] uart_write+0x218/0xb30
[ 107.536884][ T5849] n_tty_write+0x412/0x1160
[ 107.536913][ T5849] file_tty_write.constprop.0+0x504/0x9b0
[ 107.536958][ T5849] redirected_tty_write+0xd4/0x150
[ 107.536981][ T5849] vfs_write+0x6c7/0x1150
[ 107.537008][ T5849] ksys_write+0x12a/0x250
[ 107.537038][ T5849] do_syscall_64+0xcd/0x4c0
[ 107.537063][ T5849] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 107.537088][ T5849]
[ 107.537088][ T5849] -> #1 (&port_lock_key){-.-.}-{3:3}:
[ 107.537121][ T5849] _raw_spin_lock_irqsave+0x3a/0x60
[ 107.537159][ T5849] serial8250_console_write+0x181/0x1890
[ 107.537191][ T5849] console_flush_all+0x801/0xc60
[ 107.537220][ T5849] console_unlock+0xd8/0x210
[ 107.537248][ T5849] vprintk_emit+0x418/0x6d0
[ 107.537278][ T5849] _printk+0xc7/0x100
[ 107.537297][ T5849] register_console+0xc2d/0x11b0
[ 107.537329][ T5849] univ8250_console_init+0x5f/0x90
[ 107.537365][ T5849] console_init+0x14f/0x680
[ 107.537401][ T5849] start_kernel+0x29f/0x4d0
[ 107.537436][ T5849] x86_64_start_reservations+0x18/0x30
[ 107.537473][ T5849] x86_64_start_kernel+0x130/0x190
[ 107.537510][ T5849] common_startup_64+0x13e/0x148
[ 107.537551][ T5849]
[ 107.537551][ T5849] -> #0 (console_owner){....}-{0:0}:
[ 107.537583][ T5849] __lock_acquire+0x126f/0x1c90
[ 107.537623][ T5849] lock_acquire+0x179/0x350
[ 107.537661][ T5849] console_lock_spinning_enable+0xb0/0xd0
[ 107.537690][ T5849] console_flush_all+0x7aa/0xc60
[ 107.537719][ T5849] console_unlock+0xd8/0x210
[ 107.537747][ T5849] vprintk_emit+0x418/0x6d0
[ 107.537776][ T5849] _printk+0xc7/0x100
[ 107.537795][ T5849] lookup_object_or_alloc.part.0+0x3d7/0x590
[ 107.537825][ T5849] __debug_object_init+0x2a9/0x3d0
[ 107.537852][ T5849] __init_work+0x4c/0x60
[ 107.537891][ T5849] rhashtable_init_noprof+0x49f/0x7e0
[ 107.537931][ T5849] bch2_copygc_thread+0xf6/0xdd0
[ 107.537969][ T5849] kthread+0x3c5/0x780
[ 107.537990][ T5849] ret_from_fork+0x5d7/0x6f0
[ 107.538027][ T5849] ret_from_fork_asm+0x1a/0x30
[ 107.538057][ T5849]
[ 107.538057][ T5849] other info that might help us debug this:
[ 107.538057][ T5849]
[ 107.538064][ T5849] Chain exists of:
[ 107.538064][ T5849] console_owner --> &pool->lock --> &obj_hash[i].lock
[ 107.538064][ T5849]
[ 107.538103][ T5849] Possible unsafe locking scenario:
[ 107.538103][ T5849]
[ 107.538110][ T5849] CPU0 CPU1
[ 107.538117][ T5849] ---- ----
[ 107.538124][ T5849] lock(&obj_hash[i].lock);
[ 107.538140][ T5849] lock(&pool->lock);
[ 107.538157][ T5849] lock(&obj_hash[i].lock);
[ 107.538175][ T5849] lock(console_owner);
[ 107.538191][ T5849]
[ 107.538191][ T5849] *** DEADLOCK ***
[ 107.538191][ T5849]
[ 107.538197][ T5849] 3 locks held by bch-copygc/loop/5849:
[ 107.538212][ T5849] #0: ffffffff9afbfd78 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_object_init+0xec/0x3d0
[ 107.538275][ T5849] #1: ffffffff8e5b2680 (console_lock){+.+.}-{0:0}, at: _printk+0xc7/0x100
[ 107.538329][ T5849] #2: ffffffff8e5b26f0 (console_srcu){....}-{0:0}, at: console_flush_all+0x158/0xc60
[ 107.538392][ T5849]
[ 107.538392][ T5849] stack backtrace:
[ 107.538404][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: bch-copygc/loop Not tainted 6.15.0-syzkaller-13526-g7a912d04415b #0 PREEMPT(full)
[ 107.538437][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 107.538453][ T5849] Call Trace:
[ 107.538461][ T5849]
[ 107.538470][ T5849] dump_stack_lvl+0x116/0x1f0
[ 107.538496][ T5849] print_circular_bug+0x275/0x350
[ 107.538538][ T5849] check_noncircular+0x14c/0x170
[ 107.538582][ T5849] __lock_acquire+0x126f/0x1c90
[ 107.538630][ T5849] lock_acquire+0x179/0x350
[ 107.538673][ T5849] ? console_lock_spinning_enable+0x9f/0xd0
[ 107.538706][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.538742][ T5849] console_lock_spinning_enable+0xb0/0xd0
[ 107.538772][ T5849] ? console_lock_spinning_enable+0x9f/0xd0
[ 107.538803][ T5849] console_flush_all+0x7aa/0xc60
[ 107.538838][ T5849] ? __pfx_console_flush_all+0x10/0x10
[ 107.538873][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.538905][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.538937][ T5849] ? is_printk_cpu_sync_owner+0x32/0x40
[ 107.538976][ T5849] console_unlock+0xd8/0x210
[ 107.539006][ T5849] ? __pfx_console_unlock+0x10/0x10
[ 107.539039][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539071][ T5849] ? do_raw_spin_unlock+0x100/0x230
[ 107.539101][ T5849] ? _printk+0xc7/0x100
[ 107.539122][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539153][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539187][ T5849] vprintk_emit+0x418/0x6d0
[ 107.539219][ T5849] ? __pfx_vprintk_emit+0x10/0x10
[ 107.539254][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539289][ T5849] _printk+0xc7/0x100
[ 107.539310][ T5849] ? __pfx__printk+0x10/0x10
[ 107.539335][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539366][ T5849] ? do_raw_spin_lock+0x12c/0x2b0
[ 107.539394][ T5849] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 107.539425][ T5849] lookup_object_or_alloc.part.0+0x3d7/0x590
[ 107.539459][ T5849] __debug_object_init+0x2a9/0x3d0
[ 107.539488][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539521][ T5849] ? __pfx___debug_object_init+0x10/0x10
[ 107.539560][ T5849] __init_work+0x4c/0x60
[ 107.539599][ T5849] rhashtable_init_noprof+0x49f/0x7e0
[ 107.539638][ T5849] ? __lock_acquire+0xb8a/0x1c90
[ 107.539679][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 107.539718][ T5849] bch2_copygc_thread+0xf6/0xdd0
[ 107.539754][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539789][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 107.539826][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539857][ T5849] ? do_raw_spin_lock+0x12c/0x2b0
[ 107.539891][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.539924][ T5849] ? __pfx_rhashtable_jhash2+0x10/0x10
[ 107.539981][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.540013][ T5849] ? rcu_is_watching+0x12/0xc0
[ 107.540054][ T5849] ? finish_task_switch.isra.0+0x221/0xc10
[ 107.540089][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.540120][ T5849] ? lockdep_hardirqs_on+0x7c/0x110
[ 107.540166][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.540197][ T5849] ? finish_task_switch.isra.0+0x221/0xc10
[ 107.540251][ T5849] ? rcu_is_watching+0x12/0xc0
[ 107.540283][ T5849] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 107.540324][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.540355][ T5849] ? lockdep_hardirqs_on+0x7c/0x110
[ 107.540397][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.540430][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.540461][ T5849] ? __kthread_parkme+0x19e/0x250
[ 107.540498][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 107.540536][ T5849] kthread+0x3c5/0x780
[ 107.540559][ T5849] ? __pfx_kthread+0x10/0x10
[ 107.540582][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 107.540614][ T5849] ? rcu_is_watching+0x12/0xc0
[ 107.540646][ T5849] ? __pfx_kthread+0x10/0x10
[ 107.540670][ T5849] ret_from_fork+0x5d7/0x6f0
[ 107.540707][ T5849] ? __pfx_kthread+0x10/0x10
[ 107.540731][ T5849] ret_from_fork_asm+0x1a/0x30
[ 107.540765][ T5849]
[ 108.598384][ T5849] ------------[ cut here ]------------
[ 108.603890][ T5849] WARNING: CPU: 0 PID: 5849 at lib/debugobjects.c:655 lookup_object_or_alloc.part.0+0x2b1/0x590
[ 108.614607][ T5849] Modules linked in:
[ 108.618558][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: bch-copygc/loop Not tainted 6.15.0-syzkaller-13526-g7a912d04415b #0 PREEMPT(full)
[ 108.631016][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 108.641285][ T5849] RIP: 0010:lookup_object_or_alloc.part.0+0x2b1/0x590
[ 108.648097][ T5849] Code: 0e 48 8d 7d 20 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 58 02 00 00 48 8b 55 20 4c 89 e6 48 c7 c7 60 67 15 8c e8 60 f7 bb fc 90 <0f> 0b 90 48 83 c4 18 48 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 91
[ 108.667732][ T5849] RSP: 0018:ffffc90002e877b0 EFLAGS: 00010086
[ 108.673837][ T5849] RAX: 0000000000000050 RBX: ffff8880798ae268 RCX: ffffffff819b01d9
[ 108.682276][ T5849] RDX: 0000000000000000 RSI: ffffffff819b8066 RDI: 0000000000000005
[ 108.690432][ T5849] RBP: ffff88807bba3c00 R08: 0000000000000005 R09: 0000000000000000
[ 108.698900][ T5849] R10: 0000000080000001 R11: 0000000034383554 R12: ffffc90002e87a98
[ 108.707686][ T5849] R13: ffff88807bba3c00 R14: 0000000000000000 R15: 0000000000000000
[ 108.716296][ T5849] FS: 0000000000000000(0000) GS:ffff88812475b000(0000) knlGS:0000000000000000
[ 108.725282][ T5849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 108.732037][ T5849] CR2: 00005630d1309168 CR3: 000000007665c000 CR4: 0000000000350ef0
[ 108.740581][ T5849] Call Trace:
[ 108.743897][ T5849]
[ 108.746960][ T5849] __debug_object_init+0x2a9/0x3d0
[ 108.752127][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.758300][ T5849] ? __pfx___debug_object_init+0x10/0x10
[ 108.764008][ T5849] __init_work+0x4c/0x60
[ 108.768420][ T5849] rhashtable_init_noprof+0x49f/0x7e0
[ 108.773861][ T5849] ? __lock_acquire+0xb8a/0x1c90
[ 108.778859][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 108.784451][ T5849] bch2_copygc_thread+0xf6/0xdd0
[ 108.789426][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.795128][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 108.800806][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.806470][ T5849] ? do_raw_spin_lock+0x12c/0x2b0
[ 108.811524][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.817193][ T5849] ? __pfx_rhashtable_jhash2+0x10/0x10
[ 108.822714][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.828548][ T5849] ? rcu_is_watching+0x12/0xc0
[ 108.833345][ T5849] ? finish_task_switch.isra.0+0x221/0xc10
[ 108.839179][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.844865][ T5849] ? lockdep_hardirqs_on+0x7c/0x110
[ 108.850161][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.855935][ T5849] ? finish_task_switch.isra.0+0x221/0xc10
[ 108.861807][ T5849] ? rcu_is_watching+0x12/0xc0
[ 108.866631][ T5849] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 108.872585][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.878252][ T5849] ? lockdep_hardirqs_on+0x7c/0x110
[ 108.883487][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.889178][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.894853][ T5849] ? __kthread_parkme+0x19e/0x250
[ 108.899918][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 108.905678][ T5849] kthread+0x3c5/0x780
[ 108.909769][ T5849] ? __pfx_kthread+0x10/0x10
[ 108.914462][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 108.920119][ T5849] ? rcu_is_watching+0x12/0xc0
[ 108.924907][ T5849] ? __pfx_kthread+0x10/0x10
[ 108.929509][ T5849] ret_from_fork+0x5d7/0x6f0
[ 108.934688][ T5849] ? __pfx_kthread+0x10/0x10
[ 108.939324][ T5849] ret_from_fork_asm+0x1a/0x30
[ 108.944125][ T5849]
[ 108.947159][ T5849] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 108.954546][ T5849] CPU: 0 UID: 0 PID: 5849 Comm: bch-copygc/loop Not tainted 6.15.0-syzkaller-13526-g7a912d04415b #0 PREEMPT(full)
[ 108.966739][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 108.976814][ T5849] Call Trace:
[ 108.980108][ T5849]
[ 108.983052][ T5849] dump_stack_lvl+0x3d/0x1f0
[ 108.987853][ T5849] panic+0x71c/0x800
[ 108.991995][ T5849] ? __pfx_panic+0x10/0x10
[ 108.996619][ T5849] ? show_trace_log_lvl+0x29b/0x3e0
[ 109.001860][ T5849] ? check_panic_on_warn+0x1f/0xb0
[ 109.007104][ T5849] ? lookup_object_or_alloc.part.0+0x2b1/0x590
[ 109.013311][ T5849] check_panic_on_warn+0xab/0xb0
[ 109.018321][ T5849] __warn+0xf6/0x3c0
[ 109.022281][ T5849] ? lookup_object_or_alloc.part.0+0x2b1/0x590
[ 109.028642][ T5849] report_bug+0x3c3/0x580
[ 109.033023][ T5849] ? lookup_object_or_alloc.part.0+0x2b1/0x590
[ 109.039228][ T5849] handle_bug+0x184/0x210
[ 109.043607][ T5849] exc_invalid_op+0x17/0x50
[ 109.048135][ T5849] asm_exc_invalid_op+0x1a/0x20
[ 109.053094][ T5849] RIP: 0010:lookup_object_or_alloc.part.0+0x2b1/0x590
[ 109.059902][ T5849] Code: 0e 48 8d 7d 20 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 58 02 00 00 48 8b 55 20 4c 89 e6 48 c7 c7 60 67 15 8c e8 60 f7 bb fc 90 <0f> 0b 90 48 83 c4 18 48 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 91
[ 109.080459][ T5849] RSP: 0018:ffffc90002e877b0 EFLAGS: 00010086
[ 109.086813][ T5849] RAX: 0000000000000050 RBX: ffff8880798ae268 RCX: ffffffff819b01d9
[ 109.094918][ T5849] RDX: 0000000000000000 RSI: ffffffff819b8066 RDI: 0000000000000005
[ 109.103023][ T5849] RBP: ffff88807bba3c00 R08: 0000000000000005 R09: 0000000000000000
[ 109.111083][ T5849] R10: 0000000080000001 R11: 0000000034383554 R12: ffffc90002e87a98
[ 109.119433][ T5849] R13: ffff88807bba3c00 R14: 0000000000000000 R15: 0000000000000000
[ 109.127438][ T5849] ? __wake_up_klogd.part.0+0x99/0xf0
[ 109.133040][ T5849] ? vprintk_emit+0x1e6/0x6d0
[ 109.137763][ T5849] __debug_object_init+0x2a9/0x3d0
[ 109.142922][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.148678][ T5849] ? __pfx___debug_object_init+0x10/0x10
[ 109.154344][ T5849] __init_work+0x4c/0x60
[ 109.158646][ T5849] rhashtable_init_noprof+0x49f/0x7e0
[ 109.164412][ T5849] ? __lock_acquire+0xb8a/0x1c90
[ 109.169393][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 109.174971][ T5849] bch2_copygc_thread+0xf6/0xdd0
[ 109.179938][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.185641][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 109.191401][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.197061][ T5849] ? do_raw_spin_lock+0x12c/0x2b0
[ 109.202204][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.207958][ T5849] ? __pfx_rhashtable_jhash2+0x10/0x10
[ 109.213504][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.219194][ T5849] ? rcu_is_watching+0x12/0xc0
[ 109.224035][ T5849] ? finish_task_switch.isra.0+0x221/0xc10
[ 109.230047][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.235715][ T5849] ? lockdep_hardirqs_on+0x7c/0x110
[ 109.241174][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.246858][ T5849] ? finish_task_switch.isra.0+0x221/0xc10
[ 109.252837][ T5849] ? rcu_is_watching+0x12/0xc0
[ 109.257746][ T5849] ? _raw_spin_unlock_irqrestore+0x52/0x80
[ 109.263803][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.269461][ T5849] ? lockdep_hardirqs_on+0x7c/0x110
[ 109.274972][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.280653][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.286403][ T5849] ? __kthread_parkme+0x19e/0x250
[ 109.291753][ T5849] ? __pfx_bch2_copygc_thread+0x10/0x10
[ 109.297361][ T5849] kthread+0x3c5/0x780
[ 109.301688][ T5849] ? __pfx_kthread+0x10/0x10
[ 109.306719][ T5849] ? srso_alias_return_thunk+0x5/0xfbef5
[ 109.312607][ T5849] ? rcu_is_watching+0x12/0xc0
[ 109.317491][ T5849] ? __pfx_kthread+0x10/0x10
[ 109.322188][ T5849] ret_from_fork+0x5d7/0x6f0
[ 109.326817][ T5849] ? __pfx_kthread+0x10/0x10
[ 109.331602][ T5849] ret_from_fork_asm+0x1a/0x30
[ 109.336487][ T5849]
[ 109.339854][ T5849] Kernel Offset: disabled
[ 109.344597][ T5849] Rebooting in 86400 seconds..