syzbot

bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P25821/1:b..l
rcu: 	(detected by 0, t=10503 jiffies, g=110661, q=4338 ncpus=2)
task:syz.1.8669      state:R  running task     stack:24456 pid:25821 tgid:25819 ppid:7614   task_flags:0x2040044c flags:0x00080001
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5298 [inline]
 __schedule+0xfee/0x6120 kernel/sched/core.c:6911
 preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7238
 irqentry_exit+0x17b/0x670 kernel/entry/common.c:239
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:unwind_done arch/x86/include/asm/unwind.h:50 [inline]
RIP: 0010:__unwind_start+0x385/0x7f0 arch/x86/kernel/unwind_orc.c:770
Code: 89 ee 4c 89 e7 4c 89 e9 e8 18 4b f3 ff 85 c0 0f 85 7b 02 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 0f b6 04 02 <84> c0 74 08 3c 03 0f 8e 00 04 00 00 41 8b 16 49 8d 46 10 4d 8d 7e
RSP: 0018:ffffc9000e49e868 EFLAGS: 00000a06
RAX: 0000000000000000 RBX: ffffc9000e49e948 RCX: ffffc9000e4a0000
RDX: 1ffff92001c93d17 RSI: ffff88807a2b8000 RDI: ffffc9000e49e868
RBP: ffff88807a2b8000 R08: 0000000000000001 R09: 0000000000000000
R10: ffffc9000e49e8b8 R11: 0000000000000000 R12: ffffc9000e49e868
R13: ffffc9000e49e8d8 R14: ffffc9000e49e8b8 R15: ffffc9000e49e8e0
 unwind_start arch/x86/include/asm/unwind.h:64 [inline]
 arch_stack_walk+0x73/0xf0 arch/x86/kernel/stacktrace.c:24
 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
 kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
 kasan_save_track+0x14/0x30 mm/kasan/common.c:78
 poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:415
 kmalloc_noprof include/linux/slab.h:950 [inline]
 slab_free_hook mm/slub.c:2637 [inline]
 slab_free mm/slub.c:6165 [inline]
 kmem_cache_free+0x41f/0x6a0 mm/slub.c:6295
 mempool_free+0xde/0x130 mm/mempool.c:711
 bio_put_percpu_cache block/bio.c:845 [inline]
 bio_put+0x34f/0x5b0 block/bio.c:864
 bio_endio+0x7a3/0x910 block/bio.c:1792
 blk_update_request+0x741/0x13a0 block/blk-mq.c:1016
 blk_mq_end_request+0x5b/0x420 block/blk-mq.c:1178
 blk_mq_complete_request block/blk-mq.c:1356 [inline]
 blk_mq_complete_request+0x8b/0xb0 block/blk-mq.c:1353
 nullb_complete_cmd drivers/block/null_blk/main.c:1412 [inline]
 null_handle_cmd drivers/block/null_blk/main.c:1464 [inline]
 null_queue_rq+0xb48/0xfb0 drivers/block/null_blk/main.c:1703
 null_queue_rqs+0xe9/0x2f0 drivers/block/null_blk/main.c:1717
 __blk_mq_flush_list block/blk-mq.c:2858 [inline]
 __blk_mq_flush_list+0x9a/0xc0 block/blk-mq.c:2854
 blk_mq_dispatch_queue_requests+0x184/0x7c0 block/blk-mq.c:2903
 blk_mq_flush_plug_list+0x1f2/0x600 block/blk-mq.c:2991
 blk_add_rq_to_plug+0x1ca/0x540 block/blk-mq.c:1417
 blk_mq_submit_bio+0x1bda/0x2bf0 block/blk-mq.c:3243
 __submit_bio+0x1e1/0x6c0 block/blk-core.c:635
 __submit_bio_noacct_mq block/blk-core.c:722 [inline]
 submit_bio_noacct_nocheck+0x562/0xc10 block/blk-core.c:753
 submit_bio_noacct+0xd17/0x2010 block/blk-core.c:884
 blk_crypto_submit_bio include/linux/blk-crypto.h:203 [inline]
 submit_bh_wbc+0x59c/0x770 fs/buffer.c:2821
 __block_write_full_folio+0x77f/0xee0 fs/buffer.c:1930
 block_write_full_folio+0x3b5/0x4e0 fs/buffer.c:2750
 blkdev_writepages+0xc7/0x150 block/fops.c:486
 do_writepages+0x278/0x600 mm/page-writeback.c:2554
 filemap_writeback+0x22d/0x2e0 mm/filemap.c:387
 filemap_fdatawrite_range mm/filemap.c:412 [inline]
 filemap_write_and_wait_range mm/filemap.c:684 [inline]
 filemap_write_and_wait_range+0xa6/0x130 mm/filemap.c:675
 filemap_write_and_wait include/linux/pagemap.h:65 [inline]
 sync_blockdev block/bdev.c:276 [inline]
 sync_blockdev block/bdev.c:272 [inline]
 bdev_release+0x4d3/0x6d0 block/bdev.c:1142
 blkdev_release+0x15/0x20 block/fops.c:705
 __fput+0x3ff/0xb40 fs/file_table.c:469
 task_work_run+0x150/0x240 kernel/task_work.c:233
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x8b8/0x2b60 kernel/exit.c:976
 do_group_exit+0xd5/0x2a0 kernel/exit.c:1118
 get_signal+0x1ec7/0x21e0 kernel/signal.c:3034
 arch_do_signal_or_restart+0x91/0x770 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:64 [inline]
 exit_to_user_mode_loop+0x86/0x4a0 kernel/entry/common.c:98
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:325 [inline]
 do_syscall_64+0x668/0xf80 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7a04f9c799
RSP: 002b:00007f7a05ea5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: 0000000000e00000 RBX: 00007f7a05215fa0 RCX: 00007f7a04f9c799
RDX: 0000000080000000 RSI: 0000200000000000 RDI: 0000000000000003
RBP: 00007f7a05032c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f7a05216038 R14: 00007f7a05215fa0 R15: 00007ffe42469298
 </TASK>
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
net_ratelimit: 13248 callbacks suppressed
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)