bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P808/1:b..l rcu: (detected by 0, t=10503 jiffies, g=35209, q=689 ncpus=2) task:kworker/0:2 state:R running task stack:21216 pid:808 tgid:808 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5354 [inline] __schedule+0x165c/0x5520 kernel/sched/core.c:6966 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7294 irqentry_exit+0x5e4/0x700 kernel/entry/common.c:240 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:unwind_next_frame+0x141a/0x2550 arch/x86/kernel/unwind_orc.c:670 Code: 24 41 0f b6 44 2d 00 84 c0 0f 85 fd 0e 00 00 c6 03 00 48 8b 5c 24 28 4c 8b 64 24 18 4c 8b 7c 24 38 48 8b 44 24 48 0f b6 04 28 <84> c0 0f 85 41 0c 00 00 41 0f b6 04 2f 84 c0 0f 85 5c 0c 00 00 48 RSP: 0018:ffffc90003d96ed8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffffc90003d96ff8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff912a4430 RBP: dffffc0000000000 R08: ffffc90003d97007 R09: 0000000000000000 R10: ffffc90003d96ff8 R11: fffff520007b2e01 R12: ffffc90003d976b0 R13: 1ffff920007b2df7 R14: ffffc90003d96fa8 R15: 1ffffffff2254886 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 save_stack+0x122/0x230 mm/page_owner.c:165 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320 reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1402 [inline] __free_frozen_pages+0xbc7/0xd30 mm/page_alloc.c:2943 __slab_free+0x274/0x2c0 mm/slub.c:5605 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x99/0x100 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286 __kasan_kmalloc+0x22/0xb0 mm/kasan/common.c:406 kasan_kmalloc include/linux/kasan.h:263 [inline] __do_kmalloc_node mm/slub.c:5292 [inline] __kmalloc_noprof+0x35c/0x760 mm/slub.c:5304 kmalloc_noprof include/linux/slab.h:954 [inline] kzalloc_noprof include/linux/slab.h:1188 [inline] rh_call_control drivers/usb/core/hcd.c:487 [inline] rh_urb_enqueue drivers/usb/core/hcd.c:817 [inline] usb_hcd_submit_urb+0x790/0x1b70 drivers/usb/core/hcd.c:1538 usb_start_wait_urb+0x13f/0x5b0 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x234/0x3e0 drivers/usb/core/message.c:167 hub_port_disable+0x3d2/0x670 drivers/usb/core/hub.c:-1 hub_port_init+0x1d31/0x28d0 drivers/usb/core/hub.c:5223 hub_port_connect drivers/usb/core/hub.c:5496 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x2593/0x4f30 drivers/usb/core/hub.c:5953 process_one_work kernel/workqueue.c:3302 [inline] process_scheduled_works+0xb5d/0x1860 kernel/workqueue.c:3385 worker_thread+0xa53/0xfc0 kernel/workqueue.c:3466 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 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:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:fa:f1:ac:3f:70:73, vlan:0)