bridge_slave_0: left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
Increase LOCKDEP_CIRCULAR_QUEUE_BITS to avoid this warning:
------------[ cut here ]------------
lockdep bfs error:-1
WARNING: kernel/locking/lockdep.c:2059 at print_bfs_bug+0x20/0x40 kernel/locking/lockdep.c:2059, CPU#1: kworker/u8:26/16284
Modules linked in:
CPU: 1 UID: 0 PID: 16284 Comm: kworker/u8:26 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: netns cleanup_net
RIP: 0010:print_bfs_bug+0x22/0x40 kernel/locking/lockdep.c:2059
Code: 90 90 90 90 90 90 90 90 55 53 89 fb e8 67 d8 2c 03 89 c5 e8 90 89 ff ff 85 ed 74 13 83 fb ff 74 16 48 8d 3d b0 95 b7 0e 89 de <67> 48 0f b9 3a 5b 5d e9 02 96 33 0a cc 48 c7 c7 b5 a6 3c 8e e8 85
RSP: 0018:ffffc90004e6f088 EFLAGS: 00010046
RAX: 000000000000003b RBX: 00000000ffffffff RCX: d991d21dc8346600
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffffff905aa880
RBP: 0000000000000001 R08: ffffc90004e6ee07 R09: 1ffff920009cddc0
R10: dffffc0000000000 R11: fffff520009cddc1 R12: 000000000000003c
R13: ffffffff9418ccf8 R14: ffff888035178000 R15: ffffffff96fd7908
FS:  0000000000000000(0000) GS:ffff88812504c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056530af92a38 CR3: 000000000e946000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 check_irq_usage kernel/locking/lockdep.c:-1 [inline]
 check_prev_add kernel/locking/lockdep.c:3169 [inline]
 check_prevs_add kernel/locking/lockdep.c:3284 [inline]
 validate_chain kernel/locking/lockdep.c:3908 [inline]
 __lock_acquire+0x24f0/0x2cf0 kernel/locking/lockdep.c:5237
 lock_acquire+0x106/0x350 kernel/locking/lockdep.c:5868
 seqcount_lockdep_reader_access+0x55/0x100 include/linux/seqlock.h:73
 ktime_get+0x45/0x220 kernel/time/timekeeping.c:971
 clockevents_program_event+0x290/0x630 kernel/time/clockevents.c:363
 hrtimer_rearm kernel/time/hrtimer.c:2141 [inline]
 __hrtimer_rearm_deferred+0x26c/0x420 kernel/time/hrtimer.c:2161
 hrtimer_rearm_deferred_tif include/linux/hrtimer_rearm.h:53 [inline]
 hrtimer_rearm_deferred include/linux/hrtimer_rearm.h:62 [inline]
 irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:505 [inline]
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:542 [inline]
 irqentry_exit+0x8b7/0x8f0 kernel/entry/common.c:167
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_acquire+0x221/0x350 kernel/locking/lockdep.c:5872
Code: ff ff ff e8 51 ed 30 0a f7 44 24 08 00 02 00 00 0f 84 3a ff ff ff 65 48 8b 05 db 87 ca 11 48 3b 44 24 58 75 33 fb 48 83 c4 60 <5b> 41 5c 41 5d 41 5e 41 5f 5d e9 80 f0 33 0a cc 48 8d 3d 28 ea b7
RSP: 0018:ffffc90004e6f4e8 EFLAGS: 00000286
RAX: d991d21dc8346600 RBX: 0000000000000000 RCX: 0000000080000402
RDX: ffffffff942aaf18 RSI: ffffffff8e4bb7d3 RDI: ffffffff8c4bbf80
RBP: ffffffff89c49888 R08: 0000000000000008 R09: ffffffff96a02210
R10: 00000000ac2f1e60 R11: 000000006543cce9 R12: 0000000000000000
R13: ffff888038d34170 R14: 0000000000000001 R15: 0000000000000246
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:150 [inline]
 _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:182
 spin_lock_bh include/linux/spinlock.h:348 [inline]
 dev_reset_queue+0x138/0x1b0 include/net/sch_generic.h:754
 netdev_for_each_tx_queue include/linux/netdevice.h:2744 [inline]
 dev_deactivate_many+0x778/0xda0 net/sched/sch_generic.c:1394
 __dev_close_many+0x180/0x6e0 net/core/dev.c:1782
 netif_close_many+0x249/0x660 net/core/dev.c:1824
 unregister_netdevice_many_notify+0xb76/0x2140 net/core/dev.c:12460
 ops_exit_rtnl_list net/core/net_namespace.c:188 [inline]
 ops_undo_list+0x391/0x8d0 net/core/net_namespace.c:249
 cleanup_net+0x572/0x810 net/core/net_namespace.c:706
 process_one_work kernel/workqueue.c:3322 [inline]
 process_scheduled_works+0xa8e/0x14e0 kernel/workqueue.c:3405
 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3486
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	90                   	nop
   2:	90                   	nop
   3:	90                   	nop
   4:	90                   	nop
   5:	90                   	nop
   6:	90                   	nop
   7:	90                   	nop
   8:	55                   	push   %rbp
   9:	53                   	push   %rbx
   a:	89 fb                	mov    %edi,%ebx
   c:	e8 67 d8 2c 03       	call   0x32cd878
  11:	89 c5                	mov    %eax,%ebp
  13:	e8 90 89 ff ff       	call   0xffff89a8
  18:	85 ed                	test   %ebp,%ebp
  1a:	74 13                	je     0x2f
  1c:	83 fb ff             	cmp    $0xffffffff,%ebx
  1f:	74 16                	je     0x37
  21:	48 8d 3d b0 95 b7 0e 	lea    0xeb795b0(%rip),%rdi        # 0xeb795d8
  28:	89 de                	mov    %ebx,%esi
* 2a:	67 48 0f b9 3a       	ud1    (%edx),%rdi <-- trapping instruction
  2f:	5b                   	pop    %rbx
  30:	5d                   	pop    %rbp
  31:	e9 02 96 33 0a       	jmp    0xa339638
  36:	cc                   	int3
  37:	48 c7 c7 b5 a6 3c 8e 	mov    $0xffffffff8e3ca6b5,%rdi
  3e:	e8                   	.byte 0xe8
  3f:	85                   	.byte 0x85