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 veth0_to_bridge with own address as source address (addr:f2:1b:61:64:49:27, vlan:0) ------------[ cut here ]------------ 1 WARNING: kernel/rcu/tree_stall.h:1049 at rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 kernel/rcu/tree_stall.h:1049, CPU#0: kworker/R-bat_e/3409 Modules linked in: CPU: 0 UID: 0 PID: 3409 Comm: kworker/R-bat_e Tainted: G U L syzkaller #0 PREEMPT(full) Tainted: [U]=USER, [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Workqueue: bat_events batadv_tt_purge RIP: 0010:rcu_check_gp_start_stall.part.0+0x1c4/0x4b0 kernel/rcu/tree_stall.h:1049 Code: 88 61 01 00 00 be 04 00 00 00 48 c7 c7 80 c3 1c 9b e8 30 87 86 00 b8 01 00 00 00 87 05 c5 ae 2f 19 85 c0 0f 85 3d 01 00 00 90 <0f> 0b 90 48 c7 c3 e4 e5 d9 90 48 81 fd c0 46 7f 8e 74 5a 48 b8 00 RSP: 0018:ffffc90000007e10 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000002904 RCX: ffffffff81ed14b0 RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffffff9b1cc380 RBP: ffffffff8e7f46c0 R08: 0000000000000001 R09: fffffbfff3639870 R10: 0000000000000003 R11: 0000000000000000 R12: 1ffffffff1c82250 R13: 0000000000000246 R14: ffffffff8e40c108 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88812434e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5ce226391a CR3: 0000000033fc6000 CR4: 00000000003526f0 Call Trace: rcu_check_gp_start_stall kernel/rcu/tree_stall.h:1012 [inline] rcu_core+0x2cb/0x10d0 kernel/rcu/tree.c:2864 handle_softirqs+0x1eb/0x9e0 kernel/softirq.c:622 do_softirq kernel/softirq.c:523 [inline] do_softirq+0xac/0xe0 kernel/softirq.c:510 __local_bh_enable_ip+0xf8/0x120 kernel/softirq.c:450 spin_unlock_bh include/linux/spinlock.h:395 [inline] batadv_tt_local_purge+0x21c/0x3d0 net/batman-adv/translation-table.c:1315 batadv_tt_purge+0x8b/0xbd0 net/batman-adv/translation-table.c:3509 process_one_work+0x9d7/0x1920 kernel/workqueue.c:3275 process_scheduled_works kernel/workqueue.c:3358 [inline] rescuer_thread+0x902/0x1490 kernel/workqueue.c:3582 kthread+0x370/0x450 kernel/kthread.c:467 ret_from_fork+0x754/0xd80 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245