bridge0: received packet on veth0_to_bridge with own address as source address (addr:d6:71:31:10:18:e0, vlan:0) 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): P37/1:b..l rcu: (detected by 0, t=10502 jiffies, g=195185, q=1126 ncpus=1) task:khugepaged state:R running task stack:22440 pid:37 tgid:37 ppid:2 task_flags:0x200840 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5510 [inline] __schedule+0x125c/0x6730 kernel/sched/core.c:7234 preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7556 irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline] irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x205/0xa00 kernel/entry/common.c:167 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:lock_acquire+0x5e/0x370 kernel/locking/lockdep.c:5872 Code: 05 fb b2 7e 12 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 86 52 3d 0f 0f 82 ac 02 00 00 8b 35 2e 86 3d 0f 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 9d b2 7e 12 0f 85 ec 02 00 00 48 83 c4 RSP: 0018:ffffc90000ad66e8 EFLAGS: 00000206 RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8e183c7e RDI: ffffffff8c400a80 RBP: ffffffff8ebe8000 R08: 00000000ffffffff R09: 0000000000000007 R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000002 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 rcu_lock_acquire include/linux/rcupdate.h:300 [inline] rcu_read_lock include/linux/rcupdate.h:840 [inline] class_rcu_constructor include/linux/rcupdate.h:1183 [inline] unwind_next_frame+0xd1/0x2090 arch/x86/kernel/unwind_orc.c:495 arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122 save_stack+0x162/0x1e0 mm/page_owner.c:165 __reset_page_owner+0x84/0x190 mm/page_owner.c:320 reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] free_unref_folios+0xa44/0x1710 mm/page_alloc.c:3011 shrink_folio_list+0x2fc5/0x60a0 mm/vmscan.c:1582 shrink_inactive_list mm/vmscan.c:2030 [inline] shrink_list mm/vmscan.c:2226 [inline] shrink_lruvec+0x10d3/0x25b0 mm/vmscan.c:5925 shrink_node_memcgs mm/vmscan.c:6127 [inline] shrink_node+0x778/0x3e90 mm/vmscan.c:6171 shrink_zones mm/vmscan.c:6410 [inline] do_try_to_free_pages+0x33e/0x16d0 mm/vmscan.c:6472 try_to_free_mem_cgroup_pages+0x2bf/0x840 mm/vmscan.c:6794 try_charge_memcg+0x47f/0xdf0 mm/memcontrol.c:2655 charge_memcg+0x187/0x1e0 mm/memcontrol.c:5126 __mem_cgroup_charge+0x2b/0x1c0 mm/memcontrol.c:5143 mem_cgroup_charge include/linux/memcontrol.h:657 [inline] alloc_charge_folio+0x215/0xa80 mm/khugepaged.c:1259 collapse_huge_page+0x17f/0x3c60 mm/khugepaged.c:1295 mthp_collapse mm/khugepaged.c:1523 [inline] collapse_scan_pmd mm/khugepaged.c:1785 [inline] collapse_single_pmd+0x313c/0x45a0 mm/khugepaged.c:2798 collapse_scan_mm_slot mm/khugepaged.c:2913 [inline] khugepaged_do_scan mm/khugepaged.c:2993 [inline] khugepaged+0x10e6/0x14e0 mm/khugepaged.c:3048 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 net_ratelimit: 12476 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 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:d6:71:31:10:18:e0, 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 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:d6:71:31:10:18:e0, 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 bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) net_ratelimit: 12019 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 veth0_to_bridge with own address as source address (addr:d6:71:31:10:18:e0, 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 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:d6:71:31:10:18:e0, 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 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:d6:71:31:10:18:e0, vlan:0)