bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:1c, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (0 ticks this GP) idle=f494/1/0x4000000000000000 softirq=115126/115126 fqs=0
rcu: 	(detected by 0, t=10502 jiffies, g=107493, q=82 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 19812 Comm: syz.5.3788 Not tainted 6.16.0-rc3-syzkaller-00233-g35e261cd95dd #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:hlock_class kernel/locking/lockdep.c:234 [inline]
RIP: 0010:mark_lock+0x3c/0x190 kernel/locking/lockdep.c:4734
Code: 00 03 00 83 f9 01 bb 09 00 00 00 83 db 00 83 fa 08 0f 45 da bd 01 00 00 00 89 d9 d3 e5 25 ff 1f 00 00 48 0f a3 05 d4 22 03 12 <73> 10 48 69 c0 c8 00 00 00 48 8d 88 30 73 42 93 eb 48 83 3d 1b b2
RSP: 0018:ffffc90000a08a78 EFLAGS: 00000047
RAX: 0000000000000000 RBX: 0000000000000008 RCX: 0000000000000008
RDX: 0000000000000008 RSI: ffff8880352da918 RDI: ffff8880352d9e00
RBP: 0000000000000100 R08: 0000000000000000 R09: ffffffff84c0d1bb
R10: ffffc90000a08ca0 R11: fffff52000141196 R12: 0000000000000002
R13: 0000000000000002 R14: ffff8880352da918 R15: 0000000000000000
FS:  0000555565b63500(0000) GS:ffff888125d84000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3ee0f2 CR3: 0000000060578000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000060004807 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 mark_usage kernel/locking/lockdep.c:4677 [inline]
 __lock_acquire+0x6a8/0xd20 kernel/locking/lockdep.c:5194
 lock_acquire+0x120/0x360 kernel/locking/lockdep.c:5871
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0xa7/0xf0 kernel/locking/spinlock.c:162
 debug_object_activate+0xbb/0x420 lib/debugobjects.c:818
 debug_hrtimer_activate kernel/time/hrtimer.c:445 [inline]
 debug_activate kernel/time/hrtimer.c:484 [inline]
 enqueue_hrtimer+0x30/0x3a0 kernel/time/hrtimer.c:1088
 __run_hrtimer kernel/time/hrtimer.c:1778 [inline]
 __hrtimer_run_queues+0x656/0xc60 kernel/time/hrtimer.c:1825
 hrtimer_interrupt+0x45b/0xaa0 kernel/time/hrtimer.c:1887
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1039 [inline]
 __sysvec_apic_timer_interrupt+0x10b/0x410 arch/x86/kernel/apic/apic.c:1056
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1050
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:finish_task_switch+0x26b/0x950 kernel/sched/core.c:5264
Code: 0f 84 3c 01 00 00 48 85 db 0f 85 63 01 00 00 e9 27 05 00 00 4c 8b 75 d0 4c 89 e7 e8 ff 98 d0 09 e8 5a fe 35 00 fb 4c 8b 65 c0 <49> 8d bc 24 18 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0
RSP: 0018:ffffc9000b3a7758 EFLAGS: 00000282
RAX: 0d1514c93e0ae000 RBX: 0000000000000000 RCX: 0d1514c93e0ae000
RDX: 0000000000000000 RSI: ffffffff8d96e8fe RDI: ffffffff8be1bb80
RBP: ffffc9000b3a77b0 R08: ffffffff8f9fdff7 R09: 1ffffffff1f3fbfe
R10: dffffc0000000000 R11: fffffbfff1f3fbff R12: ffff8880352d9e00
R13: dffffc0000000000 R14: ffff88802586bc00 R15: ffff8880b873a9d8
 context_switch kernel/sched/core.c:5399 [inline]
 __schedule+0x16aa/0x4cb0 kernel/sched/core.c:6785
 __schedule_loop kernel/sched/core.c:6863 [inline]
 schedule+0x165/0x360 kernel/sched/core.c:6878
 futex_do_wait kernel/futex/waitwake.c:358 [inline]
 __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687
 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715
 do_futex+0x333/0x420 kernel/futex/syscalls.c:102
 __do_sys_futex kernel/futex/syscalls.c:179 [inline]
 __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3b49b8e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff1cc7a1f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00000000001605b3 RCX: 00007f3b49b8e929
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f3b49db5fac
RBP: 0000000000000032 R08: 7fffffffffffffff R09: 000000091cc7a4ef
R10: 00007fff1cc7a2f0 R11: 0000000000000246 R12: 00007f3b49db5fac
R13: 00007fff1cc7a2f0 R14: 00000000001605e5 R15: 00007fff1cc7a310
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g107493 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=91435
rcu: rcu_preempt kthread starved for 10502 jiffies! g107493 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:25992 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5396 [inline]
 __schedule+0x16a2/0x4cb0 kernel/sched/core.c:6785
 __schedule_loop kernel/sched/core.c:6863 [inline]
 schedule+0x165/0x360 kernel/sched/core.c:6878
 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2054
 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2256
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>