[ 221.510694][ T1730] 8021q: 802.1Q VLAN Support v1.8
[ 224.956886][ T1774] br1: port 1(vx10) entered blocking state
[ 224.957238][ T1774] br1: port 1(vx10) entered disabled state
[ 224.958180][ T1774] vx10: entered allmulticast mode
[ 224.960320][ T1774] vx10: entered promiscuous mode
[ 224.961210][ T1774] br1: port 1(vx10) entered blocking state
[ 224.961520][ T1774] br1: port 1(vx10) entered forwarding state
[ 225.318797][ T1779] br1: port 2(vx20) entered blocking state
[ 225.319127][ T1779] br1: port 2(vx20) entered disabled state
[ 225.320357][ T1779] vx20: entered allmulticast mode
[ 225.322449][ T1779] vx20: entered promiscuous mode
[ 225.323110][ T1779] br1: port 2(vx20) entered blocking state
[ 225.323448][ T1779] br1: port 2(vx20) entered forwarding state
[ 225.500220][ T1781] br1: port 3(veth1) entered blocking state
[ 225.501055][ T1781] br1: port 3(veth1) entered disabled state
[ 225.501483][ T1781] veth1: entered allmulticast mode
[ 225.503773][ T1781] veth1: entered promiscuous mode
[ 225.590561][ T45] br1: port 3(veth1) entered blocking state
[ 225.590958][ T45] br1: port 3(veth1) entered forwarding state
[ 225.829865][ T1785] br1: port 4(veth2) entered blocking state
[ 225.830266][ T1785] br1: port 4(veth2) entered disabled state
[ 225.831847][ T1785] veth2: entered allmulticast mode
[ 225.833764][ T1785] veth2: entered promiscuous mode
[ 225.936181][ T45] br1: port 4(veth2) entered blocking state
[ 225.936495][ T45] br1: port 4(veth2) entered forwarding state
[ 229.559141][ T1836] br2: port 1(w1) entered blocking state
[ 229.559405][ T1836] br2: port 1(w1) entered disabled state
[ 229.559656][ T1836] w1: entered allmulticast mode
[ 229.563023][ T1836] w1: entered promiscuous mode
[ 230.222480][ T1844] br2: port 2(vx10) entered blocking state
[ 230.222829][ T1844] br2: port 2(vx10) entered disabled state
[ 230.223124][ T1844] vx10: entered allmulticast mode
[ 230.225046][ T1844] vx10: entered promiscuous mode
[ 230.225645][ T1844] br2: port 2(vx10) entered blocking state
[ 230.225927][ T1844] br2: port 2(vx10) entered forwarding state
[ 230.841078][ T1851] br2: port 3(vx20) entered blocking state
[ 230.841401][ T1851] br2: port 3(vx20) entered disabled state
[ 230.841709][ T1851] vx20: entered allmulticast mode
[ 230.844922][ T1851] vx20: entered promiscuous mode
[ 230.845488][ T1851] br2: port 3(vx20) entered blocking state
[ 230.845747][ T1851] br2: port 3(vx20) entered forwarding state
[ 231.505404][ C1]
[ 231.505793][ C1] =============================
[ 231.505987][ C1] WARNING: suspicious RCU usage
[ 231.506154][ C1] 6.13.0-virtme #1 Not tainted
[ 231.506340][ C1] -----------------------------
[ 231.506531][ C1] ./include/net/net_namespace.h:404 suspicious rcu_dereference_check() usage!
[ 231.506849][ C1]
[ 231.506849][ C1] other info that might help us debug this:
[ 231.506849][ C1]
[ 231.507234][ C1]
[ 231.507234][ C1] rcu_scheduler_active = 2, debug_locks = 1
[ 231.507518][ C1] 4 locks held by kworker/1:1/60:
[ 231.507767][ C1] #0: ffff8880010a1548 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7ec/0x16d0
[ 231.508164][ C1] #1: ffffc90000417d40 ((work_completion)(&fsvq->done_work)){+.+.}-{0:0}, at: process_one_work+0xe0b/0x16d0
[ 231.508601][ C1] #2: ffff888009c351c8 (&fc->bg_lock){+.+.}-{3:3}, at: fuse_request_end+0x247/0x7a0
[ 231.508926][ C1] #3: ffffc900001e0d60 ((&n->timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230
[ 231.509271][ C1]
[ 231.509271][ C1] stack backtrace:
[ 231.509505][ C1] CPU: 1 UID: 0 PID: 60 Comm: kworker/1:1 Not tainted 6.13.0-virtme #1
[ 231.509510][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 231.509514][ C1] Workqueue: events virtio_fs_requests_done_work
[ 231.509522][ C1] Call Trace:
[ 231.509524][ C1]
[ 231.509528][ C1] dump_stack_lvl+0xb0/0xd0
[ 231.509538][ C1] lockdep_rcu_suspicious+0x1ea/0x280
[ 231.509548][ C1] __icmp_send+0xb0d/0x1580
[ 231.509557][ C1] ? find_held_lock+0x2c/0x110
[ 231.509564][ C1] ? __lock_release+0x103/0x460
[ 231.509569][ C1] ? __pfx___icmp_send+0x10/0x10
[ 231.509571][ C1] ? __pfx___lock_release+0x10/0x10
[ 231.509579][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 231.509589][ C1] ? rcu_read_lock_any_held+0x43/0xb0
[ 231.509595][ C1] ? validate_chain+0x1fe/0xae0
[ 231.509607][ C1] ? __pfx_validate_chain+0x10/0x10
[ 231.509611][ C1] ? hlock_class+0x4e/0x130
[ 231.509614][ C1] ? mark_lock+0x38/0x3e0
[ 231.509624][ C1] ? __lock_acquire+0xb9a/0x1680
[ 231.509634][ C1] ipv4_send_dest_unreach+0x3b4/0x800
[ 231.509640][ C1] ? neigh_invalidate+0x1c7/0x540
[ 231.509646][ C1] ? __pfx_ipv4_send_dest_unreach+0x10/0x10
[ 231.509662][ C1] ipv4_link_failure+0x1b/0x190
[ 231.509670][ C1] arp_error_report+0x96/0x170
[ 231.509683][ C1] neigh_invalidate+0x209/0x540
[ 231.509696][ C1] neigh_timer_handler+0x87a/0xdf0
[ 231.509714][ C1] ? __pfx_neigh_timer_handler+0x10/0x10
[ 231.509718][ C1] call_timer_fn+0x13b/0x230
[ 231.509721][ C1] ? call_timer_fn+0xe8/0x230
[ 231.509724][ C1] ? call_timer_fn+0xe8/0x230
[ 231.509729][ C1] ? __pfx_call_timer_fn+0x10/0x10
[ 231.509732][ C1] ? hlock_class+0x4e/0x130
[ 231.509740][ C1] ? mark_held_locks+0x9e/0xe0
[ 231.509751][ C1] __run_timers+0x545/0x810
[ 231.509755][ C1] ? __pfx_neigh_timer_handler+0x10/0x10
[ 231.509765][ C1] ? __pfx___run_timers+0x10/0x10
[ 231.509774][ C1] ? do_raw_spin_lock+0x131/0x270
[ 231.509779][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 231.509784][ C1] ? lock_acquire+0x32/0xc0
[ 231.509786][ C1] ? run_timer_softirq+0xe6/0x1c0
[ 231.509796][ C1] run_timer_softirq+0xee/0x1c0
[ 231.509801][ C1] handle_softirqs+0x1f6/0x5c0
[ 231.509815][ C1] __irq_exit_rcu+0xc4/0x100
[ 231.509818][ C1] irq_exit_rcu+0xe/0x20
[ 231.509821][ C1] sysvec_apic_timer_interrupt+0x78/0x90
[ 231.509827][ C1]
[ 231.509828][ C1]
[ 231.509830][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 231.509836][ C1] RIP: 0010:queued_spin_lock_slowpath+0x245/0x970
[ 231.509842][ C1] Code: 02 48 89 e8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 bd 06 00 00 b8 01 00 00 00 66 89 45 00 e9 c1 fe ff ff 89 44 24 40 f3 90 5d fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03
[ 231.509845][ C1] RSP: 0018:ffffc90000417960 EFLAGS: 00000202
[ 231.509849][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffffb6935084
[ 231.509851][ C1] RDX: ffffed1001386a37 RSI: 0000000000000004 RDI: ffff888009c351b0
[ 231.509853][ C1] RBP: ffff888009c351b0 R08: 0000000000000000 R09: ffffed1001386a36
[ 231.509854][ C1] R10: ffff888009c351b3 R11: ffff888005e645c0 R12: 1ffff92000082f2e
[ 231.509856][ C1] R13: 0000000000000003 R14: ffffed1001386a36 R15: ffffc900004179a0
[ 231.509866][ C1] ? queued_spin_lock_slowpath+0xb4/0x970
[ 231.509878][ C1] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 231.509889][ C1] ? find_held_lock+0x2c/0x110
[ 231.509896][ C1] do_raw_spin_lock+0x1ea/0x270
[ 231.509901][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 231.509906][ C1] ? lock_acquire+0x32/0xc0
[ 231.509909][ C1] ? fuse_request_end+0x247/0x7a0
[ 231.509920][ C1] fuse_request_end+0x247/0x7a0
[ 231.509928][ C1] virtio_fs_request_complete+0x463/0xc00
[ 231.509943][ C1] virtio_fs_requests_done_work+0x4d6/0x890
[ 231.509950][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 231.509954][ C1] ? __pfx_virtio_fs_requests_done_work+0x10/0x10
[ 231.509957][ C1] ? trace_lock_acquire+0x14c/0x1f0
[ 231.509959][ C1] ? trace_lock_acquire+0x14c/0x1f0
[ 231.509965][ C1] ? lock_acquire+0x32/0xc0
[ 231.509968][ C1] ? process_one_work+0xe0b/0x16d0
[ 231.509977][ C1] process_one_work+0xe55/0x16d0
[ 231.509994][ C1] ? __pfx___lock_release+0x10/0x10
[ 231.510001][ C1] ? __pfx_process_one_work+0x10/0x10
[ 231.510019][ C1] ? assign_work+0x16c/0x240
[ 231.510032][ C1] worker_thread+0x58c/0xce0
[ 231.510036][ C1] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 231.510047][ C1] ? __pfx_worker_thread+0x10/0x10
[ 231.510053][ C1] kthread+0x359/0x5d0
[ 231.510060][ C1] ? __pfx_kthread+0x10/0x10
[ 231.510069][ C1] ? __pfx_kthread+0x10/0x10
[ 231.510075][ C1] ret_from_fork+0x31/0x70
[ 231.510081][ C1] ? __pfx_kthread+0x10/0x10
[ 231.510085][ C1] ret_from_fork_asm+0x1a/0x30
[ 231.510105][ C1]
[ 231.653991][ T137] br2: port 1(w1) entered blocking state
[ 231.654267][ T137] br2: port 1(w1) entered forwarding state
[ 234.016170][ T1891] br2: port 1(w1) entered blocking state
[ 234.016439][ T1891] br2: port 1(w1) entered disabled state
[ 234.016686][ T1891] w1: entered allmulticast mode
[ 234.018669][ T1891] w1: entered promiscuous mode
[ 234.678340][ T1899] br2: port 2(vx10) entered blocking state
[ 234.678684][ T1899] br2: port 2(vx10) entered disabled state
[ 234.678978][ T1899] vx10: entered allmulticast mode
[ 234.680986][ T1899] vx10: entered promiscuous mode
[ 234.681591][ T1899] br2: port 2(vx10) entered blocking state
[ 234.682257][ T1899] br2: port 2(vx10) entered forwarding state
[ 235.312362][ T1906] br2: port 3(vx20) entered blocking state
[ 235.312793][ T1906] br2: port 3(vx20) entered disabled state
[ 235.313097][ T1906] vx20: entered allmulticast mode
[ 235.315456][ T1906] vx20: entered promiscuous mode
[ 235.316014][ T1906] br2: port 3(vx20) entered blocking state
[ 235.316283][ T1906] br2: port 3(vx20) entered forwarding state
[ 236.006782][ T137] br2: port 1(w1) entered blocking state
[ 236.007046][ T137] br2: port 1(w1) entered forwarding state
[ 252.261462][ T66] vx20: left allmulticast mode
[ 252.261984][ T66] vx20: left promiscuous mode
[ 252.262468][ T66] br2: port 3(vx20) entered disabled state
[ 252.277110][ T66] vx10: left allmulticast mode
[ 252.277454][ T66] vx10: left promiscuous mode
[ 252.277935][ T66] br2: port 2(vx10) entered disabled state
[ 252.280702][ T66] w1: left allmulticast mode
[ 252.280996][ T66] w1: left promiscuous mode
[ 252.281539][ T66] br2: port 1(w1) entered disabled state
[ 252.857918][ T66] vx20: left allmulticast mode
[ 252.858148][ T66] vx20: left promiscuous mode
[ 252.858493][ T66] br2: port 3(vx20) entered disabled state
[ 252.860319][ T66] vx10: left allmulticast mode
[ 252.860699][ T66] vx10: left promiscuous mode
[ 252.861011][ T66] br2: port 2(vx10) entered disabled state
[ 252.870064][ T66] w1: left allmulticast mode
[ 252.870271][ T66] w1: left promiscuous mode
[ 252.870660][ T66] br2: port 1(w1) entered disabled state
[ 255.329521][ T2046] br1: port 4(veth2) entered disabled state
[ 255.422914][ T2047] veth2: left allmulticast mode
[ 255.423192][ T2047] veth2: left promiscuous mode
[ 255.423552][ T2047] br1: port 4(veth2) entered disabled state
[ 255.716344][ T2050] br1: port 3(veth1) entered disabled state
[ 255.787724][ T2051] veth1: left allmulticast mode
[ 255.787969][ T2051] veth1: left promiscuous mode
[ 255.788283][ T2051] br1: port 3(veth1) entered disabled state
[ 255.964008][ T2053] vx20: left allmulticast mode
[ 255.964347][ T2053] vx20: left promiscuous mode
[ 255.965922][ T2053] br1: port 2(vx20) entered disabled state
[ 256.424080][ T2057] vx10: left allmulticast mode
[ 256.424469][ T2057] vx10: left promiscuous mode
[ 256.424842][ T2057] br1: port 1(vx10) entered disabled state