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) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P8564/1:b..l rcu: (detected by 1, t=10502 jiffies, g=30245, q=1299 ncpus=1) task:syz.0.523 state:R running task stack:22984 pid:8564 tgid:8564 ppid:5826 task_flags:0x40064c flags:0x00080001 Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6929 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7256 irqentry_exit+0x36/0x90 kernel/entry/common.c:211 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_release+0x13/0x2f0 kernel/locking/lockdep.c:5876 Code: 44 8b 5c 24 0c eb 8c 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 57 41 56 41 55 41 54 49 89 f4 53 48 89 fb <48> 83 ec 18 65 48 8b 05 b9 c7 0b 12 48 89 44 24 10 31 c0 0f 1f 44 RSP: 0018:ffffc90003967198 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffffffff8e3c4320 RCX: ffffffff822f12b2 RDX: ffff88802b523c80 RSI: ffffffff822f10fc RDI: ffffffff8e3c4320 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff822f10fc R13: ffff88801d6230cc R14: 0000000000000000 R15: dffffc0000000000 rcu_lock_release include/linux/rcupdate.h:341 [inline] rcu_read_unlock include/linux/rcupdate.h:897 [inline] __page_table_check_zero+0x341/0x5d0 mm/page_table_check.c:145 page_table_check_free include/linux/page_table_check.h:43 [inline] free_pages_prepare mm/page_alloc.c:1395 [inline] free_unref_folios+0xa4f/0x1610 mm/page_alloc.c:2963 folios_put_refs+0x4be/0x750 mm/swap.c:1002 folio_batch_release include/linux/pagevec.h:101 [inline] shmem_undo_range+0x58f/0x1150 mm/shmem.c:1120 shmem_truncate_range mm/shmem.c:1232 [inline] shmem_evict_inode+0x3a1/0xbe0 mm/shmem.c:1360 evict+0x3e3/0x920 fs/inode.c:810 iput_final fs/inode.c:1914 [inline] iput.part.0+0x6a9/0xb00 fs/inode.c:1966 iput+0x35/0x40 fs/inode.c:1929 dentry_unlink_inode+0x29c/0x480 fs/dcache.c:466 __dentry_kill+0x1d0/0x600 fs/dcache.c:669 dput.part.0+0x4b1/0x9b0 fs/dcache.c:911 dput+0x1f/0x30 fs/dcache.c:901 __fput+0x51c/0xb70 fs/file_table.c:476 task_work_run+0x150/0x240 kernel/task_work.c:227 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x86f/0x2bf0 kernel/exit.c:966 do_group_exit+0xd3/0x2a0 kernel/exit.c:1107 get_signal+0x2671/0x26d0 kernel/signal.c:3034 arch_do_signal_or_restart+0x8f/0x790 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:40 [inline] exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] irqentry_exit_to_user_mode+0x176/0x310 kernel/entry/common.c:73 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7fc21238eed1 RSP: 002b:0000000020000001 EFLAGS: 00010217 RAX: 0000000000000000 RBX: 00007fc2125e5fa0 RCX: 00007fc21238eec9 RDX: ffffffffffffffff RSI: 0000000020000001 RDI: 0000000000000009 RBP: 00007fc212411f91 R08: 0000000000000003 R09: 0000000000000000 R10: ffffffffff600000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fc2125e6038 R14: 00007fc2125e5fa0 R15: 00007ffcd4077b78 net_ratelimit: 11138 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:1a:ac:66:f5:59:da, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:1a:ac:66:f5:59:da, 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: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 veth0_to_bridge with own address as source address (addr:1a:ac:66:f5:59:da, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:1a:ac:66:f5:59:da, 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: 11905 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:1a:ac:66:f5:59:da, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:1a:ac:66:f5:59:da, 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: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 veth0_to_bridge with own address as source address (addr:1a:ac:66:f5:59:da, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:1a:ac:66:f5:59:da, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)