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): P6937/1:b..l rcu: (detected by 0, t=10503 jiffies, g=15593, q=1498 ncpus=2) task:kworker/1:7 state:R running task stack:26408 pid:6937 tgid:6937 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: events drain_vmap_area_work Call Trace: context_switch kernel/sched/core.c:5325 [inline] __schedule+0x1798/0x4cc0 kernel/sched/core.c:6929 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7256 irqentry_exit+0x6f/0x90 kernel/entry/common.c:211 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_release+0x2b5/0x3e0 kernel/locking/lockdep.c:5893 Code: 51 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 56 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 7b 2d ac 10 <48> 3b 44 24 28 0f 85 8b 00 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e RSP: 0018:ffffc9011ab07290 EFLAGS: 00000206 RAX: a4e480de1977c500 RBX: 0000000000000206 RCX: a4e480de1977c500 RDX: 0000000000000003 RSI: ffffffff8d6ef4b7 RDI: ffffffff8b9ec4e0 RBP: ffff88802d9d6668 R08: ffffc9011ab07427 R09: 0000000000000000 R10: ffffc9011ab07418 R11: fffff52023560e85 R12: 0000000000000003 R13: 0000000000000003 R14: ffffffff8dd3a860 R15: ffff88802d9d5ac0 rcu_lock_release include/linux/rcupdate.h:341 [inline] rcu_read_unlock include/linux/rcupdate.h:871 [inline] class_rcu_destructor include/linux/rcupdate.h:1169 [inline] unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 save_stack+0xf5/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:308 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1395 [inline] __free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2895 kasan_depopulate_vmalloc_pte+0x6d/0x90 mm/kasan/shadow.c:495 apply_to_pte_range mm/memory.c:3015 [inline] apply_to_pmd_range mm/memory.c:3059 [inline] apply_to_pud_range mm/memory.c:3095 [inline] apply_to_p4d_range mm/memory.c:3131 [inline] __apply_to_page_range+0xb66/0x13d0 mm/memory.c:3167 kasan_release_vmalloc+0xa2/0xd0 mm/kasan/shadow.c:616 kasan_release_vmalloc_node mm/vmalloc.c:2249 [inline] purge_vmap_node+0x214/0x8f0 mm/vmalloc.c:2266 __purge_vmap_area_lazy+0x7a4/0xb40 mm/vmalloc.c:2356 drain_vmap_area_work+0x27/0x40 mm/vmalloc.c:2390 process_one_work kernel/workqueue.c:3263 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3346 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x436/0x7d0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:3f:15:95:8b:fb, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:3f:15:95:8b:fb, 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 veth0_to_bridge with own address as source address (addr:aa:3f:15:95:8b:fb, 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 veth0_to_bridge with own address as source address (addr:aa:3f:15:95:8b:fb, 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 veth0_to_bridge with own address as source address (addr:aa:3f:15:95:8b:fb, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:3f:15:95:8b:fb, vlan:0)