bridge0: received packet on bridge_slave_0 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): P6939/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=7269, q=891 ncpus=2)
task:syz.3.46        state:R  running task     stack:0     pid:6939  tgid:6938  ppid:6527   task_flags:0x400040 flags:0x00000018
Call trace:
 __switch_to+0x414/0x834 arch/arm64/kernel/process.c:742 (T)
 context_switch kernel/sched/core.c:5401 [inline]
 __schedule+0x1414/0x2a28 kernel/sched/core.c:6790
 preempt_schedule_irq+0x80/0x188 kernel/sched/core.c:7113
 arm64_preempt_schedule_irq+0x44/0x58 arch/arm64/kernel/entry-common.c:305
 __el1_irq arch/arm64/kernel/entry-common.c:656 [inline]
 el1_interrupt+0x3c/0x54 arch/arm64/kernel/entry-common.c:668
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:673
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:592
 rcu_is_watching+0xe8/0x134 kernel/rcu/tree.c:747 (P)
 lookup_page_ext mm/page_ext.c:254 [inline]
 page_ext_lookup+0xec/0x164 mm/page_ext.c:520
 page_ext_iter_begin include/linux/page_ext.h:132 [inline]
 __page_table_check_zero+0x180/0x414 mm/page_table_check.c:139
 page_table_check_alloc include/linux/page_table_check.h:35 [inline]
 post_alloc_hook+0x2b8/0x2d8 mm/page_alloc.c:1705
 prep_new_page mm/page_alloc.c:1712 [inline]
 get_page_from_freelist+0x2490/0x2618 mm/page_alloc.c:3669
 __alloc_frozen_pages_noprof+0x17c/0x318 mm/page_alloc.c:4959
 alloc_pages_mpol+0x1e4/0x460 mm/mempolicy.c:2419
 folio_alloc_mpol_noprof+0x4c/0x24c mm/mempolicy.c:2438
 shmem_alloc_folio mm/shmem.c:1851 [inline]
 shmem_alloc_and_add_folio+0x328/0x10b0 mm/shmem.c:1890
 shmem_get_folio_gfp+0x4d4/0x159c mm/shmem.c:2536
 shmem_get_folio mm/shmem.c:2642 [inline]
 shmem_write_begin+0xf8/0x40c mm/shmem.c:3292
 generic_perform_write+0x23c/0x79c mm/filemap.c:4112
 shmem_file_write_iter+0x10c/0x134 mm/shmem.c:3467
 new_sync_write fs/read_write.c:593 [inline]
 vfs_write+0x62c/0x97c fs/read_write.c:686
 ksys_write+0x120/0x210 fs/read_write.c:738
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:746
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
net_ratelimit: 35800 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:be:98:43:56:24:86, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
net_ratelimit: 35712 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:be:98:43:56:24:86, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:be:98:43:56:24:86, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:be:98:43:56:24:86, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)