[ 24.789271][ T236] ip (236) used greatest stack depth: 23744 bytes left [ 31.737026][ T314] br1: port 1(vx10) entered blocking state [ 31.737416][ T314] br1: port 1(vx10) entered disabled state [ 31.737765][ T314] vx10: entered allmulticast mode [ 31.746606][ T314] vx10: entered promiscuous mode [ 31.747463][ T314] br1: port 1(vx10) entered blocking state [ 31.747806][ T314] br1: port 1(vx10) entered forwarding state [ 32.250330][ T319] br1: port 2(vx20) entered blocking state [ 32.250837][ T319] br1: port 2(vx20) entered disabled state [ 32.251097][ T319] vx20: entered allmulticast mode [ 32.252991][ T319] vx20: entered promiscuous mode [ 32.253571][ T319] br1: port 2(vx20) entered blocking state [ 32.253965][ T319] br1: port 2(vx20) entered forwarding state [ 32.481600][ T321] br1: port 3(veth1) entered blocking state [ 32.481882][ T321] br1: port 3(veth1) entered disabled state [ 32.482140][ T321] veth1: entered allmulticast mode [ 32.483959][ T321] veth1: entered promiscuous mode [ 32.602230][ T49] br1: port 3(veth1) entered blocking state [ 32.602747][ T49] br1: port 3(veth1) entered forwarding state [ 32.866436][ T324] br1: port 4(veth2) entered blocking state [ 32.866686][ T324] br1: port 4(veth2) entered disabled state [ 32.866955][ T324] veth2: entered allmulticast mode [ 32.868765][ T324] veth2: entered promiscuous mode [ 32.994538][ T7] br1: port 4(veth2) entered blocking state [ 32.994816][ T7] br1: port 4(veth2) entered forwarding state [ 33.973143][ T334] 8021q: 802.1Q VLAN Support v1.8 [ 34.381115][ T337] br1: entered promiscuous mode [ 34.383380][ T337] br1: left promiscuous mode [ 34.395361][ T337] br1: entered promiscuous mode [ 42.366703][ T410] br1: port 1(vx10) entered blocking state [ 42.367006][ T410] br1: port 1(vx10) entered disabled state [ 42.367267][ T410] vx10: entered allmulticast mode [ 42.370254][ T410] vx10: entered promiscuous mode [ 42.371070][ T410] br1: port 1(vx10) entered blocking state [ 42.371299][ T410] br1: port 1(vx10) entered forwarding state [ 42.946199][ T414] br1: port 2(vx20) entered blocking state [ 42.946458][ T414] br1: port 2(vx20) entered disabled state [ 42.946747][ T414] vx20: entered allmulticast mode [ 42.949211][ T414] vx20: entered promiscuous mode [ 42.949720][ T414] br1: port 2(vx20) entered blocking state [ 42.949947][ T414] br1: port 2(vx20) entered forwarding state [ 43.210945][ T416] br1: port 3(w1) entered blocking state [ 43.211176][ T416] br1: port 3(w1) entered disabled state [ 43.211395][ T416] w1: entered allmulticast mode [ 43.213358][ T416] w1: entered promiscuous mode [ 43.345280][ T7] br1: port 3(w1) entered blocking state [ 43.345556][ T7] br1: port 3(w1) entered forwarding state [ 43.610504][ T419] br1: port 4(w3) entered blocking state [ 43.610750][ T419] br1: port 4(w3) entered disabled state [ 43.610975][ T419] w3: entered allmulticast mode [ 43.612835][ T419] w3: entered promiscuous mode [ 43.724796][ T7] br1: port 4(w3) entered blocking state [ 43.725012][ T7] br1: port 4(w3) entered forwarding state [ 44.901322][ T429] br1: entered promiscuous mode [ 44.904825][ T429] br1: left promiscuous mode [ 44.924424][ T429] br1: entered promiscuous mode [ 45.805378][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 45.807236][ C2] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 46.061324][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 46.062659][ C3] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 46.573855][ C1] [ 46.574034][ C1] ======================================================== [ 46.574390][ C1] WARNING: possible irq lock inversion dependency detected [ 46.574794][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 46.575077][ C1] -------------------------------------------------------- [ 46.575449][ C1] sysctl/443 just changed the state of lock: [ 46.575764][ C1] ffff88800675bd80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 46.576263][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 46.576666][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 46.576674][ C1] [ 46.576674][ C1] [ 46.576674][ C1] and interrupts could create inverse lock ordering between them. [ 46.576674][ C1] [ 46.577699][ C1] [ 46.577699][ C1] other info that might help us debug this: [ 46.578108][ C1] Possible interrupt unsafe locking scenario: [ 46.578108][ C1] [ 46.578515][ C1] CPU0 CPU1 [ 46.578791][ C1] ---- ---- [ 46.579069][ C1] lock(&p->alloc_lock); [ 46.579282][ C1] local_irq_disable(); [ 46.579628][ C1] lock(&ndev->lock); [ 46.580001][ C1] lock(&p->alloc_lock); [ 46.580346][ C1] [ 46.580553][ C1] lock(&ndev->lock); [ 46.580764][ C1] [ 46.580764][ C1] *** DEADLOCK *** [ 46.580764][ C1] [ 46.581181][ C1] 2 locks held by sysctl/443: [ 46.581462][ C1] #0: ffffffffa41522e0 (rcu_read_lock){....}-{1:2}, at: __is_insn_slot_addr+0x29/0x1e0 [ 46.581986][ C1] #1: ffffc900001d8d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 46.582478][ C1] [ 46.582478][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 46.582967][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 46.583263][ C1] HARDIRQ-ON-W at: [ 46.583481][ C1] __lock_acquire+0x797/0x1570 [ 46.583835][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.584185][ C1] _raw_spin_lock+0x30/0x40 [ 46.584539][ C1] set_mems_allowed+0x1d/0x210 [ 46.584903][ C1] kernel_init_freeable+0x72/0x310 [ 46.585257][ C1] kernel_init+0x20/0x200 [ 46.585613][ C1] ret_from_fork+0x31/0x70 [ 46.585979][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.586329][ C1] SOFTIRQ-ON-W at: [ 46.586545][ C1] __lock_acquire+0x797/0x1570 [ 46.586887][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.587246][ C1] _raw_spin_lock+0x30/0x40 [ 46.587600][ C1] set_mems_allowed+0x1d/0x210 [ 46.587955][ C1] kernel_init_freeable+0x72/0x310 [ 46.588311][ C1] kernel_init+0x20/0x200 [ 46.588661][ C1] ret_from_fork+0x31/0x70 [ 46.589010][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.589367][ C1] INITIAL USE at: [ 46.589578][ C1] __lock_acquire+0x797/0x1570 [ 46.589935][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.590292][ C1] _raw_spin_lock+0x30/0x40 [ 46.590644][ C1] set_mems_allowed+0x1d/0x210 [ 46.591002][ C1] kernel_init_freeable+0x72/0x310 [ 46.591357][ C1] kernel_init+0x20/0x200 [ 46.591708][ C1] ret_from_fork+0x31/0x70 [ 46.592067][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.592434][ C1] } [ 46.592581][ C1] ... key at: [] __key.387+0x0/0x40 [ 46.592999][ C1] ... acquired at: [ 46.593211][ C1] __lock_acquire+0xaf0/0x1570 [ 46.593499][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.593774][ C1] _raw_spin_lock+0x30/0x40 [ 46.594060][ C1] __get_task_comm+0x27/0x70 [ 46.594340][ C1] ref_tracker_alloc+0x2ee/0x490 [ 46.594631][ C1] netdev_get_by_index+0x5e/0x80 [ 46.594913][ C1] fib6_nh_init+0x3d8/0x15b0 [ 46.595197][ C1] ip6_route_info_create+0xf18/0x17d0 [ 46.595478][ C1] addrconf_f6i_alloc+0x265/0x560 [ 46.595755][ C1] __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.596038][ C1] addrconf_join_anycast+0x1c0/0x220 [ 46.596318][ C1] __ipv6_ifa_notify+0x6b3/0xaf0 [ 46.596605][ C1] addrconf_dad_completed+0x12b/0xe20 [ 46.596888][ C1] addrconf_dad_work+0x38c/0xab0 [ 46.597169][ C1] process_one_work+0xe2c/0x1730 [ 46.597452][ C1] worker_thread+0x587/0xd30 [ 46.597727][ C1] kthread+0x28a/0x350 [ 46.597930][ C1] ret_from_fork+0x31/0x70 [ 46.598208][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.598480][ C1] [ 46.598617][ C1] -> (&ndev->lock){++-.}-{2:2} { [ 46.598903][ C1] HARDIRQ-ON-W at: [ 46.599102][ C1] __lock_acquire+0x797/0x1570 [ 46.599448][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.599826][ C1] _raw_write_lock_bh+0x38/0x50 [ 46.600185][ C1] addrconf_permanent_addr+0x6e/0x670 [ 46.600533][ C1] addrconf_notify+0x749/0xd60 [ 46.600878][ C1] notifier_call_chain+0xcd/0x150 [ 46.601221][ C1] __dev_notify_flags+0xe6/0x250 [ 46.601563][ C1] dev_change_flags+0xec/0x160 [ 46.601898][ C1] do_setlink+0x7d6/0x21e0 [ 46.602241][ C1] __rtnl_newlink+0xaa7/0xd80 [ 46.602592][ C1] rtnl_newlink+0x63/0xa0 [ 46.602960][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.603329][ C1] netlink_rcv_skb+0x130/0x360 [ 46.603690][ C1] netlink_unicast+0x449/0x710 [ 46.604033][ C1] netlink_sendmsg+0x723/0xbe0 [ 46.604372][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 46.604718][ C1] ___sys_sendmsg+0xee/0x170 [ 46.605061][ C1] __sys_sendmsg+0xcd/0x170 [ 46.605441][ C1] do_syscall_64+0xc6/0x1e0 [ 46.605814][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.606235][ C1] HARDIRQ-ON-R at: [ 46.606460][ C1] __lock_acquire+0x797/0x1570 [ 46.606806][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.607152][ C1] _raw_read_lock_bh+0x44/0x80 [ 46.607513][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.607873][ C1] inet6_fill_link_af+0x5e/0xe0 [ 46.608219][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.608581][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.608928][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.609346][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 46.609707][ C1] register_netdevice+0x1177/0x1690 [ 46.610118][ C1] register_netdev+0x20/0x40 [ 46.610471][ C1] sit_init_net+0x250/0x4f0 [ 46.610830][ C1] ops_init+0x9b/0x560 [ 46.611113][ C1] register_pernet_operations+0x2db/0x710 [ 46.611564][ C1] register_pernet_device+0x2a/0x60 [ 46.611920][ C1] sit_init+0x23/0xe0 [ 46.612219][ C1] do_one_initcall+0x8d/0x1e0 [ 46.612591][ C1] do_initcalls+0x1b2/0x3e0 [ 46.612967][ C1] kernel_init_freeable+0x232/0x310 [ 46.613320][ C1] kernel_init+0x20/0x200 [ 46.613679][ C1] ret_from_fork+0x31/0x70 [ 46.614156][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.614514][ C1] IN-SOFTIRQ-W at: [ 46.614733][ C1] __lock_acquire+0x797/0x1570 [ 46.615092][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.615444][ C1] _raw_write_lock+0x30/0x40 [ 46.615790][ C1] addrconf_rs_timer+0xa9/0x730 [ 46.616146][ C1] call_timer_fn+0x13b/0x230 [ 46.616706][ C1] __run_timers+0x545/0x810 [ 46.617058][ C1] run_timer_softirq+0xe8/0x1b0 [ 46.617427][ C1] __do_softirq+0x1f8/0x5df [ 46.617975][ C1] irq_exit_rcu+0x97/0xc0 [ 46.618329][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.618757][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.619182][ C1] rcu_is_watching+0x25/0x70 [ 46.619538][ C1] __is_insn_slot_addr+0x100/0x1e0 [ 46.619924][ C1] kernel_text_address+0x70/0xe0 [ 46.620287][ C1] __kernel_text_address+0x12/0x40 [ 46.620838][ C1] unwind_get_return_address+0x5e/0xa0 [ 46.621205][ C1] arch_stack_walk+0xa2/0xf0 [ 46.621579][ C1] stack_trace_save+0x94/0xd0 [ 46.622130][ C1] kasan_save_stack+0x24/0x50 [ 46.622486][ C1] kasan_save_track+0x14/0x30 [ 46.622826][ C1] __kasan_slab_alloc+0x59/0x70 [ 46.623168][ C1] kmem_cache_alloc+0xef/0x270 [ 46.623706][ C1] __alloc_object+0x39/0x6f0 [ 46.624053][ C1] __create_object+0x22/0xb0 [ 46.624397][ C1] __kmalloc+0x2ce/0x3c0 [ 46.624932][ C1] p9_fcall_init+0x7d/0x1b0 [ 46.625287][ C1] p9_tag_alloc+0x1bd/0x700 [ 46.625637][ C1] p9_client_prepare_req+0xe6/0x290 [ 46.625995][ C1] p9_client_rpc+0x18d/0x930 [ 46.626336][ C1] p9_client_clunk+0x74/0xe0 [ 46.626687][ C1] v9fs_dentry_release+0xb9/0x140 [ 46.627030][ C1] __dentry_kill+0x1d9/0x4f0 [ 46.627584][ C1] dput.part.0+0x333/0x6c0 [ 46.627924][ C1] walk_component+0x199/0x4f0 [ 46.628281][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 46.628910][ C1] path_openat+0x1be/0x440 [ 46.629275][ C1] do_filp_open+0x1b3/0x3e0 [ 46.629627][ C1] do_sys_openat2+0x122/0x160 [ 46.629995][ C1] __x64_sys_openat+0x123/0x1e0 [ 46.630355][ C1] do_syscall_64+0xc6/0x1e0 [ 46.630710][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.631139][ C1] INITIAL USE at: [ 46.631569][ C1] __lock_acquire+0x797/0x1570 [ 46.631922][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.632271][ C1] _raw_write_lock_bh+0x38/0x50 [ 46.632850][ C1] addrconf_permanent_addr+0x6e/0x670 [ 46.633205][ C1] addrconf_notify+0x749/0xd60 [ 46.633562][ C1] notifier_call_chain+0xcd/0x150 [ 46.633912][ C1] __dev_notify_flags+0xe6/0x250 [ 46.634266][ C1] dev_change_flags+0xec/0x160 [ 46.634623][ C1] do_setlink+0x7d6/0x21e0 [ 46.634978][ C1] __rtnl_newlink+0xaa7/0xd80 [ 46.635564][ C1] rtnl_newlink+0x63/0xa0 [ 46.635920][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.636273][ C1] netlink_rcv_skb+0x130/0x360 [ 46.636623][ C1] netlink_unicast+0x449/0x710 [ 46.637197][ C1] netlink_sendmsg+0x723/0xbe0 [ 46.637555][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 46.637915][ C1] ___sys_sendmsg+0xee/0x170 [ 46.638264][ C1] __sys_sendmsg+0xcd/0x170 [ 46.638614][ C1] do_syscall_64+0xc6/0x1e0 [ 46.638973][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.639596][ C1] INITIAL READ USE at: [ 46.639810][ C1] __lock_acquire+0x797/0x1570 [ 46.640176][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.640532][ C1] _raw_read_lock_bh+0x44/0x80 [ 46.641100][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.641528][ C1] inet6_fill_link_af+0x5e/0xe0 [ 46.641875][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.642230][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.642653][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.643085][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 46.643644][ C1] register_netdevice+0x1177/0x1690 [ 46.644075][ C1] register_netdev+0x20/0x40 [ 46.644438][ C1] sit_init_net+0x250/0x4f0 [ 46.645006][ C1] ops_init+0x9b/0x560 [ 46.645357][ C1] register_pernet_operations+0x2db/0x710 [ 46.645779][ C1] register_pernet_device+0x2a/0x60 [ 46.646199][ C1] sit_init+0x23/0xe0 [ 46.646539][ C1] do_one_initcall+0x8d/0x1e0 [ 46.646888][ C1] do_initcalls+0x1b2/0x3e0 [ 46.647253][ C1] kernel_init_freeable+0x232/0x310 [ 46.647871][ C1] kernel_init+0x20/0x200 [ 46.648212][ C1] ret_from_fork+0x31/0x70 [ 46.648552][ C1] ret_from_fork_asm+0x1a/0x30 [ 46.649096][ C1] } [ 46.649231][ C1] ... key at: [] __key.37+0x0/0x40 [ 46.649633][ C1] ... acquired at: [ 46.649828][ C1] mark_lock+0x28d/0x3e0 [ 46.650105][ C1] mark_usage+0xd9/0x2a0 [ 46.650373][ C1] __lock_acquire+0x797/0x1570 [ 46.650636][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.650908][ C1] _raw_write_lock+0x30/0x40 [ 46.651181][ C1] addrconf_rs_timer+0xa9/0x730 [ 46.651450][ C1] call_timer_fn+0x13b/0x230 [ 46.651734][ C1] __run_timers+0x545/0x810 [ 46.652007][ C1] run_timer_softirq+0xe8/0x1b0 [ 46.652274][ C1] __do_softirq+0x1f8/0x5df [ 46.652764][ C1] irq_exit_rcu+0x97/0xc0 [ 46.653056][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.653398][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.653742][ C1] rcu_is_watching+0x25/0x70 [ 46.654233][ C1] __is_insn_slot_addr+0x100/0x1e0 [ 46.654520][ C1] kernel_text_address+0x70/0xe0 [ 46.654798][ C1] __kernel_text_address+0x12/0x40 [ 46.655076][ C1] unwind_get_return_address+0x5e/0xa0 [ 46.655371][ C1] arch_stack_walk+0xa2/0xf0 [ 46.655651][ C1] stack_trace_save+0x94/0xd0 [ 46.655916][ C1] kasan_save_stack+0x24/0x50 [ 46.656091][ C1] kasan_save_track+0x14/0x30 [ 46.656373][ C1] __kasan_slab_alloc+0x59/0x70 [ 46.656544][ C1] kmem_cache_alloc+0xef/0x270 [ 46.656725][ C1] __alloc_object+0x39/0x6f0 [ 46.656895][ C1] __create_object+0x22/0xb0 [ 46.657173][ C1] __kmalloc+0x2ce/0x3c0 [ 46.657340][ C1] p9_fcall_init+0x7d/0x1b0 [ 46.657519][ C1] p9_tag_alloc+0x1bd/0x700 [ 46.657697][ C1] p9_client_prepare_req+0xe6/0x290 [ 46.657865][ C1] p9_client_rpc+0x18d/0x930 [ 46.658141][ C1] p9_client_clunk+0x74/0xe0 [ 46.658308][ C1] v9fs_dentry_release+0xb9/0x140 [ 46.658478][ C1] __dentry_kill+0x1d9/0x4f0 [ 46.658653][ C1] dput.part.0+0x333/0x6c0 [ 46.658937][ C1] walk_component+0x199/0x4f0 [ 46.659113][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 46.659322][ C1] path_openat+0x1be/0x440 [ 46.659489][ C1] do_filp_open+0x1b3/0x3e0 [ 46.659708][ C1] do_sys_openat2+0x122/0x160 [ 46.660004][ C1] __x64_sys_openat+0x123/0x1e0 [ 46.660289][ C1] do_syscall_64+0xc6/0x1e0 [ 46.660585][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.660957][ C1] [ 46.661044][ C1] [ 46.661044][ C1] stack backtrace: [ 46.661263][ C1] CPU: 1 PID: 443 Comm: sysctl Not tainted 6.9.0-rc1-virtme #1 [ 46.661515][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 46.661895][ C1] Call Trace: [ 46.662031][ C1] [ 46.662119][ C1] dump_stack_lvl+0x82/0xd0 [ 46.662293][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 46.662625][ C1] ? kernel_text_address+0xce/0xe0 [ 46.662801][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 46.663010][ C1] ? __pfx_usage_skip+0x10/0x10 [ 46.663288][ C1] ? __pfx_usage_match+0x10/0x10 [ 46.663456][ C1] ? arch_stack_walk+0xa2/0xf0 [ 46.663660][ C1] mark_lock_irq+0x4cd/0xa10 [ 46.663945][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 46.664114][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 46.664407][ C1] ? save_trace+0x8f/0x5b0 [ 46.664576][ C1] mark_lock+0x28d/0x3e0 [ 46.664715][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 46.664886][ C1] mark_usage+0xd9/0x2a0 [ 46.665131][ C1] __lock_acquire+0x797/0x1570 [ 46.665303][ C1] ? __pfx_validate_chain+0x10/0x10 [ 46.665471][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 46.665645][ C1] lock_acquire.part.0+0xeb/0x330 [ 46.665812][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 46.666099][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.666266][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 46.666434][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 46.666606][ C1] ? lock_acquire+0x32/0xc0 [ 46.666894][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 46.667061][ C1] _raw_write_lock+0x30/0x40 [ 46.667234][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 46.667403][ C1] addrconf_rs_timer+0xa9/0x730 [ 46.667575][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.667826][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 46.667995][ C1] ? call_timer_fn+0xe8/0x230 [ 46.668168][ C1] ? lock_acquire+0x32/0xc0 [ 46.668559][ C1] ? call_timer_fn+0xe8/0x230 [ 46.668736][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 46.668905][ C1] call_timer_fn+0x13b/0x230 [ 46.669073][ C1] ? call_timer_fn+0xe8/0x230 [ 46.669243][ C1] ? call_timer_fn+0xe8/0x230 [ 46.669533][ C1] ? __pfx_call_timer_fn+0x10/0x10 [ 46.669709][ C1] ? mark_lock+0x38/0x3e0 [ 46.669841][ C1] __run_timers+0x545/0x810 [ 46.670050][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 46.670334][ C1] ? __pfx___run_timers+0x10/0x10 [ 46.670513][ C1] ? do_raw_spin_lock+0x131/0x270 [ 46.670689][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 46.670856][ C1] ? lock_acquire+0x32/0xc0 [ 46.671144][ C1] ? run_timer_softirq+0xe0/0x1b0 [ 46.671315][ C1] run_timer_softirq+0xe8/0x1b0 [ 46.671483][ C1] __do_softirq+0x1f8/0x5df [ 46.671703][ C1] irq_exit_rcu+0x97/0xc0 [ 46.671864][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.672145][ C1] [ 46.672233][ C1] [ 46.672321][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.672532][ C1] RIP: 0010:rcu_is_watching+0x25/0x70 [ 46.672732][ C1] Code: 90 90 90 90 90 f3 0f 1e fa 53 65 ff 05 3c 73 6c 5f 65 48 8b 1d 44 c5 6a 5f 48 8d bb e0 84 03 00 48 b8 00 00 00 00 00 fc ff df <48> 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 [ 46.673440][ C1] RSP: 0018:ffffc90000bcf0d8 EFLAGS: 00000282 [ 46.673781][ C1] RAX: dffffc0000000000 RBX: ffff888036080000 RCX: 0000000000000001 [ 46.674036][ C1] RDX: ffffffffa0aa9459 RSI: ffff8880077fcff0 RDI: ffff8880360b84e0 [ 46.674301][ C1] RBP: 00007ff5e7b800e8 R08: 0000000000000000 R09: ffff8880077fcff0 [ 46.674557][ C1] R10: 1ffff92000179dd6 R11: ffffc90000bcf199 R12: 00007ff5e7b800e8 [ 46.674828][ C1] R13: 0000000000000000 R14: ffff8880077fc5c0 R15: 0000000000092c40 [ 46.675084][ C1] ? __is_insn_slot_addr+0x29/0x1e0 [ 46.675368][ C1] __is_insn_slot_addr+0x100/0x1e0 [ 46.675546][ C1] kernel_text_address+0x70/0xe0 [ 46.675756][ C1] __kernel_text_address+0x12/0x40 [ 46.675929][ C1] unwind_get_return_address+0x5e/0xa0 [ 46.676102][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 46.676422][ C1] arch_stack_walk+0xa2/0xf0 [ 46.676597][ C1] stack_trace_save+0x94/0xd0 [ 46.676765][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 46.676935][ C1] ? find_held_lock+0x2c/0x110 [ 46.677228][ C1] kasan_save_stack+0x24/0x50 [ 46.677403][ C1] ? kasan_save_stack+0x24/0x50 [ 46.677573][ C1] ? kasan_save_track+0x14/0x30 [ 46.677739][ C1] ? __kasan_slab_alloc+0x59/0x70 [ 46.678020][ C1] ? kmem_cache_alloc+0xef/0x270 [ 46.678190][ C1] ? __alloc_object+0x39/0x6f0 [ 46.678358][ C1] ? __create_object+0x22/0xb0 [ 46.678526][ C1] ? __kmalloc+0x2ce/0x3c0 [ 46.678806][ C1] ? p9_fcall_init+0x7d/0x1b0 [ 46.678982][ C1] ? p9_tag_alloc+0x1bd/0x700 [ 46.679148][ C1] ? p9_client_prepare_req+0xe6/0x290 [ 46.679316][ C1] ? p9_client_rpc+0x18d/0x930 [ 46.679481][ C1] ? p9_client_clunk+0x74/0xe0 [ 46.679647][ C1] ? v9fs_dentry_release+0xb9/0x140 [ 46.679815][ C1] ? __dentry_kill+0x1d9/0x4f0 [ 46.679998][ C1] ? dput.part.0+0x333/0x6c0 [ 46.680164][ C1] ? walk_component+0x199/0x4f0 [ 46.680443][ C1] ? link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 46.680656][ C1] ? path_openat+0x1be/0x440 [ 46.680830][ C1] ? do_filp_open+0x1b3/0x3e0 [ 46.681000][ C1] ? do_sys_openat2+0x122/0x160 [ 46.681282][ C1] ? __x64_sys_openat+0x123/0x1e0 [ 46.681449][ C1] ? do_syscall_64+0xc6/0x1e0 [ 46.681617][ C1] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.681826][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 46.682258][ C1] ? get_partial_node.part.0+0x1c5/0x3a0 [ 46.682436][ C1] ? ___slab_alloc+0xb70/0x10a0 [ 46.682603][ C1] ? fs_reclaim_acquire+0xb3/0x170 [ 46.682772][ C1] ? __alloc_object+0x39/0x6f0 [ 46.683054][ C1] ? __pfx___lock_release+0x10/0x10 [ 46.683226][ C1] kasan_save_track+0x14/0x30 [ 46.683394][ C1] __kasan_slab_alloc+0x59/0x70 [ 46.683566][ C1] kmem_cache_alloc+0xef/0x270 [ 46.683864][ C1] ? p9_fcall_init+0x7d/0x1b0 [ 46.684039][ C1] __alloc_object+0x39/0x6f0 [ 46.684207][ C1] ? p9_fcall_init+0x7d/0x1b0 [ 46.684372][ C1] __create_object+0x22/0xb0 [ 46.684542][ C1] ? p9_fcall_init+0x7d/0x1b0 [ 46.684708][ C1] __kmalloc+0x2ce/0x3c0 [ 46.684865][ C1] p9_fcall_init+0x7d/0x1b0 [ 46.685035][ C1] p9_tag_alloc+0x1bd/0x700 [ 46.685203][ C1] ? __pfx_p9_tag_alloc+0x10/0x10 [ 46.685489][ C1] ? validate_chain+0x130/0x9b0 [ 46.685673][ C1] ? hlock_class+0x4e/0x130 [ 46.685844][ C1] p9_client_prepare_req+0xe6/0x290 [ 46.686011][ C1] ? hlock_class+0x4e/0x130 [ 46.686288][ C1] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 46.686504][ C1] ? __lock_acquire+0xaf0/0x1570 [ 46.686676][ C1] p9_client_rpc+0x18d/0x930 [ 46.686845][ C1] ? __pfx_p9_client_rpc+0x10/0x10 [ 46.687125][ C1] ? __lock_release+0x103/0x460 [ 46.687291][ C1] ? list_lru_add+0x76/0x250 [ 46.687474][ C1] ? __pfx___lock_release+0x10/0x10 [ 46.687648][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.687928][ C1] ? find_held_lock+0x2c/0x110 [ 46.688097][ C1] ? __lock_release+0x103/0x460 [ 46.688276][ C1] ? __pfx___lock_release+0x10/0x10 [ 46.688444][ C1] p9_client_clunk+0x74/0xe0 [ 46.688732][ C1] v9fs_dentry_release+0xb9/0x140 [ 46.688902][ C1] __dentry_kill+0x1d9/0x4f0 [ 46.689078][ C1] ? __pfx_kfree_link+0x10/0x10 [ 46.689248][ C1] dput.part.0+0x333/0x6c0 [ 46.689416][ C1] walk_component+0x199/0x4f0 [ 46.689596][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 46.689806][ C1] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 46.690053][ C1] path_openat+0x1be/0x440 [ 46.690334][ C1] ? __pfx_path_openat+0x10/0x10 [ 46.690524][ C1] ? __lock_acquire+0xaf0/0x1570 [ 46.690747][ C1] do_filp_open+0x1b3/0x3e0 [ 46.690932][ C1] ? __pfx_do_filp_open+0x10/0x10 [ 46.691109][ C1] ? find_held_lock+0x2c/0x110 [ 46.691391][ C1] ? __pfx_kfree_link+0x10/0x10 [ 46.691582][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 46.691751][ C1] ? alloc_fd+0x1f5/0x650 [ 46.691881][ C1] ? do_raw_spin_unlock+0x58/0x220 [ 46.692161][ C1] ? _raw_spin_unlock+0x23/0x40 [ 46.692329][ C1] ? alloc_fd+0x1f5/0x650 [ 46.692465][ C1] do_sys_openat2+0x122/0x160 [ 46.692634][ C1] ? vfs_fstatat+0x9e/0xc0 [ 46.692816][ C1] ? __pfx_do_sys_openat2+0x10/0x10 [ 46.693098][ C1] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 46.693267][ C1] __x64_sys_openat+0x123/0x1e0 [ 46.693434][ C1] ? __pfx___x64_sys_openat+0x10/0x10 [ 46.693615][ C1] ? __pfx_do_faccessat+0x10/0x10 [ 46.693899][ C1] do_syscall_64+0xc6/0x1e0 [ 46.694077][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.694284][ C1] RIP: 0033:0x7ff5e7b800e8 [ 46.694459][ C1] Code: f9 41 89 f0 41 83 e2 40 75 30 89 f0 25 00 00 41 00 3d 00 00 41 00 74 22 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 30 c3 0f 1f 80 00 00 00 00 48 8d 44 24 08 c7 [ 46.695077][ C1] RSP: 002b:00007fff968686e8 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 [ 46.695574][ C1] RAX: ffffffffffffffda RBX: 00007fff9686896f RCX: 00007ff5e7b800e8 [ 46.695853][ C1] RDX: 0000000000080000 RSI: 00007fff96868760 RDI: 00000000ffffff9c [ 46.696103][ C1] RBP: 00007fff96868750 R08: 0000000000080000 R09: 00007fff96868760 [ 46.696469][ C1] R10: 0000000000000000 R11: 0000000000000287 R12: 00007fff96868767 [ 46.696732][ C1] R13: 00007fff96868980 R14: 00007fff96868760 R15: 00007ff5e7b51000 [ 46.696995][ C1] [ 71.877578][ T599] GACT probability NOT on [ 77.066615][ T10] w3: left allmulticast mode [ 77.066823][ T10] w3: left promiscuous mode [ 77.067115][ T10] br1: port 4(w3) entered disabled state [ 77.069360][ T10] w1: left allmulticast mode [ 77.069550][ T10] w1: left promiscuous mode [ 77.069851][ T10] br1: port 3(w1) entered disabled state [ 77.071281][ T10] vx20: left allmulticast mode [ 77.071503][ T10] vx20: left promiscuous mode [ 77.071903][ T10] br1: port 2(vx20) entered disabled state [ 77.075891][ T10] vx10: left allmulticast mode [ 77.076051][ T10] vx10: left promiscuous mode [ 77.076299][ T10] br1: port 1(vx10) entered disabled state [ 78.981530][ T693] br1: left promiscuous mode [ 79.692747][ T699] br1: port 4(veth2) entered disabled state [ 79.788615][ T700] veth2: left allmulticast mode [ 79.788836][ T700] veth2: left promiscuous mode [ 79.789105][ T700] br1: port 4(veth2) entered disabled state [ 79.985815][ T702] br1: port 3(veth1) entered disabled state [ 80.093311][ T703] veth1: left allmulticast mode [ 80.093553][ T703] veth1: left promiscuous mode [ 80.093937][ T703] br1: port 3(veth1) entered disabled state [ 80.302191][ T705] vx20: left allmulticast mode [ 80.302386][ T705] vx20: left promiscuous mode [ 80.302653][ T705] br1: port 2(vx20) entered disabled state [ 80.746752][ T709] vx10: left allmulticast mode [ 80.747081][ T709] vx10: left promiscuous mode [ 80.747444][ T709] br1: port 1(vx10) entered disabled state