bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P16439/1:b..l
rcu: 	(detected by 1, t=10503 jiffies, g=73965, q=3036 ncpus=2)
task:syz.1.2623      state:R  running task     stack:27400 pid:16439 tgid:16425 ppid:5620   task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5533 [inline]
 __schedule+0x17db/0x58f0 kernel/sched/core.c:7284
 preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7606
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
 irqentry_exit+0x14f/0x910 kernel/entry/common.c:167
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:rcu_read_lock include/linux/rcupdate.h:850 [inline]
RIP: 0010:xa_load+0x94/0x210 lib/xarray.c:1620
Code: d2 b9 02 00 00 00 45 31 c0 45 31 c9 53 e8 64 b5 bd f5 48 83 c4 08 e8 8b b9 01 00 89 c5 31 ff 89 c6 e8 b0 5f e2 f5 85 ed 74 10 <e8> 97 ea c6 f5 84 c0 74 0e e8 9e 5a e2 f5 eb 56 e8 97 5a e2 f5 eb
RSP: 0018:ffffc900045ef630 EFLAGS: 00000202
RAX: ffffffff8be58150 RBX: ffffffff8be58120 RCX: ffff888031dd1f40
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffff8be58120 R09: 0000000000000000
R10: ffffc900045ef650 R11: fffff520008bdecd R12: 0000000000000005
R13: dffffc0000000000 R14: ffff88801caac7f0 R15: ffff888078711b80
 memcg_list_lru_allocated mm/list_lru.c:571 [inline]
 memcg_list_lru_alloc+0x75/0xf0 mm/list_lru.c:626
 __memcg_slab_post_alloc_hook+0x3c3/0xd90 mm/memcontrol.c:3632
 memcg_slab_post_alloc_hook mm/slub.c:2517 [inline]
 slab_post_alloc_hook mm/slub.c:4702 [inline]
 slab_alloc_node mm/slub.c:4996 [inline]
 kmem_cache_alloc_lru_noprof+0x351/0x5f0 mm/slub.c:5029
 __d_alloc+0x37/0x6f0 fs/dcache.c:1907
 prepare_anon_dentry fs/libfs.c:2178 [inline]
 path_from_stashed+0x35c/0x580 fs/libfs.c:2246
 proc_ns_get_link+0x16b/0x2a0 fs/proc/namespaces.c:66
 pick_link+0x72f/0xfe0 fs/namei.c:-1
 step_into_slowpath+0x58a/0x820 fs/namei.c:2127
 step_into fs/namei.c:2152 [inline]
 open_last_lookups fs/namei.c:4780 [inline]
 path_openat+0x98e/0x1d60 fs/namei.c:4997
 do_file_open+0x23e/0x4a0 fs/namei.c:5029
 do_sys_openat2+0x115/0x200 fs/open.c:1417
 do_sys_open fs/open.c:1423 [inline]
 __do_sys_openat fs/open.c:1439 [inline]
 __se_sys_openat fs/open.c:1434 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1434
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f75ba35e98e
RSP: 002b:00007f75b85d4f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f75b85d56c0 RCX: 00007f75ba35e98e
RDX: 0000000000000000 RSI: 00007f75ba4347a6 RDI: ffffffffffffff9c
RBP: 00007f75ba43506b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f75ba6265d8 R14: 00007f75ba626540 R15: 00007fff10e6a908
 </TASK>