[ 25.541698][ T237] ip (237) used greatest stack depth: 23200 bytes left [ 29.534296][ T287] 8021q: 802.1Q VLAN Support v1.8 [ 33.753488][ T330] br1: port 1(vx100) entered blocking state [ 33.753874][ T330] br1: port 1(vx100) entered disabled state [ 33.754402][ T330] vx100: entered allmulticast mode [ 33.756318][ T330] vx100: entered promiscuous mode [ 33.757446][ T330] br1: port 1(vx100) entered blocking state [ 33.757785][ T330] br1: port 1(vx100) entered forwarding state [ 34.011536][ T332] br1: port 2(veth1) entered blocking state [ 34.011791][ T332] br1: port 2(veth1) entered disabled state [ 34.012040][ T332] veth1: entered allmulticast mode [ 34.013818][ T332] veth1: entered promiscuous mode [ 34.126576][ T49] br1: port 2(veth1) entered blocking state [ 34.127014][ T49] br1: port 2(veth1) entered forwarding state [ 34.597635][ T338] br2: port 1(vx200) entered blocking state [ 34.597974][ T338] br2: port 1(vx200) entered disabled state [ 34.598220][ T338] vx200: entered allmulticast mode [ 34.601193][ T338] vx200: entered promiscuous mode [ 34.602224][ T338] br2: port 1(vx200) entered blocking state [ 34.602453][ T338] br2: port 1(vx200) entered forwarding state [ 34.937998][ T341] br2: port 2(veth2.20) entered blocking state [ 34.938259][ T341] br2: port 2(veth2.20) entered disabled state [ 34.938548][ T341] veth2.20: entered allmulticast mode [ 34.940489][ T341] veth2.20: entered promiscuous mode [ 35.060139][ T343] veth2: entered allmulticast mode [ 35.060400][ T343] veth2: entered promiscuous mode [ 35.061495][ T343] br2: port 2(veth2.20) entered blocking state [ 35.061744][ T343] br2: port 2(veth2.20) entered forwarding state [ 39.163279][ T383] br3: port 1(w1) entered blocking state [ 39.163551][ T383] br3: port 1(w1) entered disabled state [ 39.163766][ T383] w1: entered allmulticast mode [ 39.165558][ T383] w1: entered promiscuous mode [ 39.873086][ T389] br3: port 2(vx100) entered blocking state [ 39.873345][ T389] br3: port 2(vx100) entered disabled state [ 39.873587][ T389] vx100: entered allmulticast mode [ 39.875431][ T389] vx100: entered promiscuous mode [ 39.876501][ T389] br3: port 2(vx100) entered blocking state [ 39.876770][ T389] br3: port 2(vx100) entered forwarding state [ 40.728248][ T9] br3: port 1(w1) entered blocking state [ 40.728622][ T9] br3: port 1(w1) entered forwarding state [ 43.992356][ T427] br3: port 1(w1) entered blocking state [ 43.992582][ T427] br3: port 1(w1) entered disabled state [ 43.992796][ T427] w1: entered allmulticast mode [ 43.994554][ T427] w1: entered promiscuous mode [ 44.334819][ C2] [ 44.334925][ C2] ======================================================== [ 44.335160][ C2] WARNING: possible irq lock inversion dependency detected [ 44.335389][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 44.335544][ C2] -------------------------------------------------------- [ 44.335774][ C2] ip/430 just changed the state of lock: [ 44.335949][ C2] ffff888009a60d80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 44.336255][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 44.336494][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 44.336498][ C2] [ 44.336498][ C2] [ 44.336498][ C2] and interrupts could create inverse lock ordering between them. [ 44.336498][ C2] [ 44.337055][ C2] [ 44.337055][ C2] other info that might help us debug this: [ 44.337279][ C2] Possible interrupt unsafe locking scenario: [ 44.337279][ C2] [ 44.337507][ C2] CPU0 CPU1 [ 44.337665][ C2] ---- ---- [ 44.337817][ C2] lock(&p->alloc_lock); [ 44.337935][ C2] local_irq_disable(); [ 44.338129][ C2] lock(&ndev->lock); [ 44.338321][ C2] lock(&p->alloc_lock); [ 44.338512][ C2] [ 44.338627][ C2] lock(&ndev->lock); [ 44.338749][ C2] [ 44.338749][ C2] *** DEADLOCK *** [ 44.338749][ C2] [ 44.338977][ C2] 1 lock held by ip/430: [ 44.339095][ C2] #0: ffffc90000230b68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 44.339373][ C2] [ 44.339373][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 44.339642][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 44.339810][ C2] HARDIRQ-ON-W at: [ 44.339929][ C2] __lock_acquire+0x797/0x1570 [ 44.340127][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.340322][ C2] _raw_spin_lock+0x30/0x40 [ 44.340520][ C2] set_mems_allowed+0x1d/0x210 [ 44.340717][ C2] kernel_init_freeable+0x72/0x310 [ 44.340913][ C2] kernel_init+0x20/0x200 [ 44.341113][ C2] ret_from_fork+0x31/0x70 [ 44.341320][ C2] ret_from_fork_asm+0x1a/0x30 [ 44.341526][ C2] SOFTIRQ-ON-W at: [ 44.341643][ C2] __lock_acquire+0x797/0x1570 [ 44.341838][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.342033][ C2] _raw_spin_lock+0x30/0x40 [ 44.342231][ C2] set_mems_allowed+0x1d/0x210 [ 44.342425][ C2] kernel_init_freeable+0x72/0x310 [ 44.342618][ C2] kernel_init+0x20/0x200 [ 44.342812][ C2] ret_from_fork+0x31/0x70 [ 44.343008][ C2] ret_from_fork_asm+0x1a/0x30 [ 44.343201][ C2] INITIAL USE at: [ 44.343317][ C2] __lock_acquire+0x797/0x1570 [ 44.343516][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.343711][ C2] _raw_spin_lock+0x30/0x40 [ 44.343907][ C2] set_mems_allowed+0x1d/0x210 [ 44.344100][ C2] kernel_init_freeable+0x72/0x310 [ 44.344297][ C2] kernel_init+0x20/0x200 [ 44.344491][ C2] ret_from_fork+0x31/0x70 [ 44.344687][ C2] ret_from_fork_asm+0x1a/0x30 [ 44.344883][ C2] } [ 44.344962][ C2] ... key at: [] __key.387+0x0/0x40 [ 44.345200][ C2] ... acquired at: [ 44.345317][ C2] __lock_acquire+0xaf0/0x1570 [ 44.345474][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.345631][ C2] _raw_spin_lock+0x30/0x40 [ 44.345789][ C2] __get_task_comm+0x27/0x70 [ 44.345958][ C2] ref_tracker_alloc+0x2ee/0x490 [ 44.346117][ C2] netdev_get_by_index+0x5e/0x80 [ 44.346276][ C2] fib6_nh_init+0x3d8/0x15b0 [ 44.346434][ C2] ip6_route_info_create+0xf18/0x17d0 [ 44.346589][ C2] addrconf_f6i_alloc+0x265/0x560 [ 44.346745][ C2] __ipv6_dev_ac_inc+0x25f/0xb10 [ 44.347006][ C2] addrconf_join_anycast+0x1c0/0x220 [ 44.347162][ C2] __ipv6_ifa_notify+0x6b3/0xaf0 [ 44.347317][ C2] addrconf_dad_completed+0x12b/0xe20 [ 44.347472][ C2] addrconf_dad_work+0x38c/0xab0 [ 44.347627][ C2] process_one_work+0xe2c/0x1730 [ 44.347783][ C2] worker_thread+0x587/0xd30 [ 44.347936][ C2] kthread+0x28a/0x350 [ 44.348053][ C2] ret_from_fork+0x31/0x70 [ 44.348209][ C2] ret_from_fork_asm+0x1a/0x30 [ 44.348468][ C2] [ 44.348547][ C2] -> (&ndev->lock){++-.}-{2:2} { [ 44.348706][ C2] HARDIRQ-ON-W at: [ 44.348834][ C2] __lock_acquire+0x797/0x1570 [ 44.349045][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.349360][ C2] _raw_write_lock_bh+0x38/0x50 [ 44.349574][ C2] addrconf_permanent_addr+0x6e/0x670 [ 44.349786][ C2] addrconf_notify+0x749/0xd60 [ 44.349993][ C2] notifier_call_chain+0xcd/0x150 [ 44.350189][ C2] __dev_notify_flags+0xe6/0x250 [ 44.350383][ C2] dev_change_flags+0xec/0x160 [ 44.350602][ C2] do_setlink+0x7d6/0x21e0 [ 44.350899][ C2] __rtnl_newlink+0xaa7/0xd80 [ 44.351108][ C2] rtnl_newlink+0x63/0xa0 [ 44.351310][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.351622][ C2] netlink_rcv_skb+0x130/0x360 [ 44.351818][ C2] netlink_unicast+0x449/0x710 [ 44.352013][ C2] netlink_sendmsg+0x723/0xbe0 [ 44.352208][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 44.352403][ C2] ___sys_sendmsg+0xee/0x170 [ 44.352610][ C2] __sys_sendmsg+0xcd/0x170 [ 44.352807][ C2] do_syscall_64+0xc6/0x1e0 [ 44.353106][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.353339][ C2] HARDIRQ-ON-R at: [ 44.353462][ C2] __lock_acquire+0x797/0x1570 [ 44.353660][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.353854][ C2] _raw_read_lock_bh+0x44/0x80 [ 44.354052][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 44.354248][ C2] inet6_fill_link_af+0x5e/0xe0 [ 44.354553][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 44.354747][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 44.354942][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 44.355176][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 44.355373][ C2] register_netdevice+0x1177/0x1690 [ 44.355574][ C2] register_netdev+0x20/0x40 [ 44.355869][ C2] sit_init_net+0x250/0x4f0 [ 44.356081][ C2] ops_init+0x9b/0x560 [ 44.356237][ C2] register_pernet_operations+0x2db/0x710 [ 44.356477][ C2] register_pernet_device+0x2a/0x60 [ 44.356674][ C2] sit_init+0x23/0xe0 [ 44.356831][ C2] do_one_initcall+0x8d/0x1e0 [ 44.357027][ C2] do_initcalls+0x1b2/0x3e0 [ 44.357329][ C2] kernel_init_freeable+0x232/0x310 [ 44.357529][ C2] kernel_init+0x20/0x200 [ 44.357725][ C2] ret_from_fork+0x31/0x70 [ 44.357921][ C2] ret_from_fork_asm+0x1a/0x30 [ 44.358117][ C2] IN-SOFTIRQ-W at: [ 44.358235][ C2] __lock_acquire+0x797/0x1570 [ 44.358431][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.358639][ C2] _raw_write_lock+0x30/0x40 [ 44.358935][ C2] addrconf_rs_timer+0xa9/0x730 [ 44.359129][ C2] call_timer_fn+0x13b/0x230 [ 44.359325][ C2] __run_timers+0x545/0x810 [ 44.359529][ C2] timer_expire_remote+0x9b/0xe0 [ 44.359723][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 44.359918][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 44.360214][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 44.360408][ C2] __do_softirq+0x1f8/0x5df [ 44.360605][ C2] irq_exit_rcu+0x97/0xc0 [ 44.360804][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.361138][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.361372][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 44.361609][ C2] get_partial_node.part.0+0x1c5/0x3a0 [ 44.361805][ C2] ___slab_alloc+0xb70/0x10a0 [ 44.361999][ C2] __kmalloc+0x34c/0x3c0 [ 44.362197][ C2] p9_fcall_init+0x7d/0x1b0 [ 44.362505][ C2] p9_tag_alloc+0x1bd/0x700 [ 44.362698][ C2] p9_client_prepare_req+0xe6/0x290 [ 44.362893][ C2] p9_client_rpc+0x18d/0x930 [ 44.363088][ C2] p9_client_readlink+0x71/0x120 [ 44.363283][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 44.363502][ C2] pick_link+0x8b4/0x1160 [ 44.363698][ C2] step_into+0x84e/0xfa0 [ 44.363994][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 44.364226][ C2] path_openat+0x1be/0x440 [ 44.364421][ C2] do_filp_open+0x1b3/0x3e0 [ 44.364617][ C2] do_sys_openat2+0x122/0x160 [ 44.364816][ C2] __x64_sys_openat+0x123/0x1e0 [ 44.365020][ C2] do_syscall_64+0xc6/0x1e0 [ 44.365318][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.365551][ C2] INITIAL USE at: [ 44.365668][ C2] __lock_acquire+0x797/0x1570 [ 44.365863][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.366070][ C2] _raw_write_lock_bh+0x38/0x50 [ 44.366268][ C2] addrconf_permanent_addr+0x6e/0x670 [ 44.366462][ C2] addrconf_notify+0x749/0xd60 [ 44.366758][ C2] notifier_call_chain+0xcd/0x150 [ 44.366953][ C2] __dev_notify_flags+0xe6/0x250 [ 44.367147][ C2] dev_change_flags+0xec/0x160 [ 44.367340][ C2] do_setlink+0x7d6/0x21e0 [ 44.367537][ C2] __rtnl_newlink+0xaa7/0xd80 [ 44.367732][ C2] rtnl_newlink+0x63/0xa0 [ 44.367926][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.368230][ C2] netlink_rcv_skb+0x130/0x360 [ 44.368425][ C2] netlink_unicast+0x449/0x710 [ 44.368619][ C2] netlink_sendmsg+0x723/0xbe0 [ 44.368814][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 44.369009][ C2] ___sys_sendmsg+0xee/0x170 [ 44.369203][ C2] __sys_sendmsg+0xcd/0x170 [ 44.369401][ C2] do_syscall_64+0xc6/0x1e0 [ 44.369698][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.369935][ C2] INITIAL READ USE at: [ 44.370052][ C2] __lock_acquire+0x797/0x1570 [ 44.370247][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.370444][ C2] _raw_read_lock_bh+0x44/0x80 [ 44.370641][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 44.370873][ C2] inet6_fill_link_af+0x5e/0xe0 [ 44.371169][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 44.371365][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 44.371598][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 44.371829][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 44.372022][ C2] register_netdevice+0x1177/0x1690 [ 44.372255][ C2] register_netdev+0x20/0x40 [ 44.372555][ C2] sit_init_net+0x250/0x4f0 [ 44.372750][ C2] ops_init+0x9b/0x560 [ 44.372948][ C2] register_pernet_operations+0x2db/0x710 [ 44.373180][ C2] register_pernet_device+0x2a/0x60 [ 44.373411][ C2] sit_init+0x23/0xe0 [ 44.373604][ C2] do_one_initcall+0x8d/0x1e0 [ 44.373900][ C2] do_initcalls+0x1b2/0x3e0 [ 44.374095][ C2] kernel_init_freeable+0x232/0x310 [ 44.374334][ C2] kernel_init+0x20/0x200 [ 44.374531][ C2] ret_from_fork+0x31/0x70 [ 44.374726][ C2] ret_from_fork_asm+0x1a/0x30 [ 44.374920][ C2] } [ 44.374999][ C2] ... key at: [] __key.37+0x0/0x40 [ 44.375332][ C2] ... acquired at: [ 44.375448][ C2] mark_lock+0x28d/0x3e0 [ 44.375605][ C2] mark_usage+0xd9/0x2a0 [ 44.375759][ C2] __lock_acquire+0x797/0x1570 [ 44.375925][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.376096][ C2] _raw_write_lock+0x30/0x40 [ 44.376251][ C2] addrconf_rs_timer+0xa9/0x730 [ 44.376404][ C2] call_timer_fn+0x13b/0x230 [ 44.376558][ C2] __run_timers+0x545/0x810 [ 44.376812][ C2] timer_expire_remote+0x9b/0xe0 [ 44.376967][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 44.377124][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 44.377277][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 44.377432][ C2] __do_softirq+0x1f8/0x5df [ 44.377586][ C2] irq_exit_rcu+0x97/0xc0 [ 44.377741][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.377932][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.378224][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 44.378417][ C2] get_partial_node.part.0+0x1c5/0x3a0 [ 44.378579][ C2] ___slab_alloc+0xb70/0x10a0 [ 44.378734][ C2] __kmalloc+0x34c/0x3c0 [ 44.378889][ C2] p9_fcall_init+0x7d/0x1b0 [ 44.379045][ C2] p9_tag_alloc+0x1bd/0x700 [ 44.379201][ C2] p9_client_prepare_req+0xe6/0x290 [ 44.379356][ C2] p9_client_rpc+0x18d/0x930 [ 44.379611][ C2] p9_client_readlink+0x71/0x120 [ 44.379766][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 44.379924][ C2] pick_link+0x8b4/0x1160 [ 44.380090][ C2] step_into+0x84e/0xfa0 [ 44.380258][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 44.380469][ C2] path_openat+0x1be/0x440 [ 44.380638][ C2] do_filp_open+0x1b3/0x3e0 [ 44.380808][ C2] do_sys_openat2+0x122/0x160 [ 44.380979][ C2] __x64_sys_openat+0x123/0x1e0 [ 44.381246][ C2] do_syscall_64+0xc6/0x1e0 [ 44.381415][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.381626][ C2] [ 44.381713][ C2] [ 44.381713][ C2] stack backtrace: [ 44.381923][ C2] CPU: 2 PID: 430 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 44.382176][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 44.382625][ C2] Call Trace: [ 44.382744][ C2] [ 44.382826][ C2] dump_stack_lvl+0x82/0xd0 [ 44.382986][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 44.383180][ C2] ? kernel_text_address+0xce/0xe0 [ 44.383338][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 44.383540][ C2] ? __pfx_usage_skip+0x10/0x10 [ 44.383696][ C2] ? __pfx_usage_match+0x10/0x10 [ 44.383850][ C2] ? arch_stack_walk+0xa2/0xf0 [ 44.384110][ C2] mark_lock_irq+0x4cd/0xa10 [ 44.384269][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 44.384424][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 44.384581][ C2] ? save_trace+0x8f/0x5b0 [ 44.384736][ C2] mark_lock+0x28d/0x3e0 [ 44.384854][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 44.385009][ C2] mark_usage+0xd9/0x2a0 [ 44.385127][ C2] __lock_acquire+0x797/0x1570 [ 44.385282][ C2] ? __pfx_validate_chain+0x10/0x10 [ 44.385539][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 44.385694][ C2] lock_acquire.part.0+0xeb/0x330 [ 44.385848][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 44.386013][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 44.386168][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 44.386323][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 44.386476][ C2] ? lock_acquire+0x32/0xc0 [ 44.386630][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 44.386788][ C2] _raw_write_lock+0x30/0x40 [ 44.387044][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 44.387201][ C2] addrconf_rs_timer+0xa9/0x730 [ 44.387356][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 44.387511][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 44.387666][ C2] ? call_timer_fn+0xe8/0x230 [ 44.387820][ C2] ? lock_acquire+0x32/0xc0 [ 44.387976][ C2] ? call_timer_fn+0xe8/0x230 [ 44.388132][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 44.388392][ C2] call_timer_fn+0x13b/0x230 [ 44.388547][ C2] ? call_timer_fn+0xe8/0x230 [ 44.388700][ C2] ? call_timer_fn+0xe8/0x230 [ 44.388857][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 44.389012][ C2] ? mark_lock+0x38/0x3e0 [ 44.389132][ C2] __run_timers+0x545/0x810 [ 44.389286][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 44.389443][ C2] ? __pfx___run_timers+0x10/0x10 [ 44.389599][ C2] ? __lock_release+0x103/0x460 [ 44.389856][ C2] ? do_raw_spin_lock+0x131/0x270 [ 44.390011][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 44.390166][ C2] ? lock_acquire+0x32/0xc0 [ 44.390322][ C2] ? timer_expire_remote+0x93/0xe0 [ 44.390480][ C2] timer_expire_remote+0x9b/0xe0 [ 44.390634][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 44.390790][ C2] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10 [ 44.390989][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 44.391248][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 44.391405][ C2] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 44.391563][ C2] __do_softirq+0x1f8/0x5df [ 44.391719][ C2] irq_exit_rcu+0x97/0xc0 [ 44.391838][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.391993][ C2] [ 44.392074][ C2] [ 44.392154][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.392350][ C2] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 44.392654][ C2] Code: 10 e8 21 49 9b fd 48 89 ef e8 59 b9 9b fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d 05 bf ef 69 <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b [ 44.393207][ C2] RSP: 0018:ffffc90000b0f330 EFLAGS: 00000282 [ 44.393404][ C2] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff2fa4179 [ 44.393642][ C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff96140911 [ 44.393875][ C2] RBP: ffff8880010411c0 R08: 0000000000000001 R09: fffffbfff2fa49fa [ 44.394217][ C2] R10: ffffffff97d24fd7 R11: 0000000000002000 R12: ffff8880010411c0 [ 44.394452][ C2] R13: ffffea00001d3e00 R14: ffff888001043540 R15: ffff8880074fa000 [ 44.394686][ C2] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 44.394883][ C2] get_partial_node.part.0+0x1c5/0x3a0 [ 44.395040][ C2] ___slab_alloc+0xb70/0x10a0 [ 44.395195][ C2] ? fs_reclaim_acquire+0xb3/0x170 [ 44.395351][ C2] ? p9_fcall_init+0x7d/0x1b0 [ 44.395610][ C2] ? __pfx___lock_release+0x10/0x10 [ 44.395769][ C2] ? p9_fcall_init+0x7d/0x1b0 [ 44.395934][ C2] ? __kmalloc+0x34c/0x3c0 [ 44.396091][ C2] __kmalloc+0x34c/0x3c0 [ 44.396212][ C2] p9_fcall_init+0x7d/0x1b0 [ 44.396368][ C2] p9_tag_alloc+0x1bd/0x700 [ 44.396522][ C2] ? __pfx_p9_tag_alloc+0x10/0x10 [ 44.396677][ C2] ? mark_lock+0x38/0x3e0 [ 44.396794][ C2] ? __lock_acquire+0xaf0/0x1570 [ 44.397054][ C2] p9_client_prepare_req+0xe6/0x290 [ 44.397209][ C2] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 44.397402][ C2] ? find_held_lock+0x2c/0x110 [ 44.397560][ C2] p9_client_rpc+0x18d/0x930 [ 44.397719][ C2] ? do_raw_spin_lock+0x131/0x270 [ 44.397873][ C2] ? __pfx_p9_client_rpc+0x10/0x10 [ 44.398028][ C2] ? v9fs_fid_find+0x1af/0x290 [ 44.398187][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 44.398443][ C2] ? _raw_spin_unlock+0x23/0x40 [ 44.398641][ C2] ? __pfx_v9fs_fid_find+0x10/0x10 [ 44.398850][ C2] ? __pfx_make_vfsgid+0x10/0x10 [ 44.399062][ C2] ? v9fs_fid_add+0xf8/0x190 [ 44.399306][ C2] p9_client_readlink+0x71/0x120 [ 44.399544][ C2] v9fs_vfs_get_link_dotl+0x94/0x1b0 [ 44.399796][ C2] ? __pfx_v9fs_vfs_get_link_dotl+0x10/0x10 [ 44.400102][ C2] ? __lookup_slow+0x209/0x3c0 [ 44.400353][ C2] pick_link+0x8b4/0x1160 [ 44.400542][ C2] ? find_held_lock+0x2c/0x110 [ 44.400797][ C2] step_into+0x84e/0xfa0 [ 44.400990][ C2] ? __up_read+0x1a7/0x780 [ 44.401244][ C2] ? __pfx_step_into+0x10/0x10 [ 44.401518][ C2] ? walk_component+0x2b6/0x4f0 [ 44.401774][ C2] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 44.402093][ C2] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 44.402373][ C2] path_openat+0x1be/0x440 [ 44.402621][ C2] ? __pfx_path_openat+0x10/0x10 [ 44.402879][ C2] ? __lock_acquire+0xaf0/0x1570 [ 44.403137][ C2] do_filp_open+0x1b3/0x3e0 [ 44.403396][ C2] ? __pfx_do_filp_open+0x10/0x10 [ 44.403651][ C2] ? find_held_lock+0x2c/0x110 [ 44.403914][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 44.404167][ C2] ? alloc_fd+0x1f5/0x650 [ 44.404360][ C2] ? do_raw_spin_unlock+0x58/0x220 [ 44.404616][ C2] ? _raw_spin_unlock+0x23/0x40 [ 44.404867][ C2] ? alloc_fd+0x1f5/0x650 [ 44.405065][ C2] do_sys_openat2+0x122/0x160 [ 44.405318][ C2] ? __pfx_do_sys_openat2+0x10/0x10 [ 44.405583][ C2] ? __pfx___debug_check_no_obj_freed+0x10/0x10 [ 44.405898][ C2] ? __virt_addr_valid+0x227/0x420 [ 44.406169][ C2] __x64_sys_openat+0x123/0x1e0 [ 44.406420][ C2] ? __pfx___x64_sys_openat+0x10/0x10 [ 44.406678][ C2] do_syscall_64+0xc6/0x1e0 [ 44.406930][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.407251][ C2] RIP: 0033:0x7f21a889f0e8 [ 44.407513][ C2] 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 [ 44.408408][ C2] RSP: 002b:00007ffd47505bb8 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 [ 44.408793][ C2] RAX: ffffffffffffffda RBX: 00007ffd47505e3f RCX: 00007f21a889f0e8 [ 44.409170][ C2] RDX: 0000000000080000 RSI: 00007ffd47505c30 RDI: 00000000ffffff9c [ 44.409558][ C2] RBP: 00007ffd47505c20 R08: 0000000000080000 R09: 00007ffd47505c30 [ 44.409940][ C2] R10: 0000000000000000 R11: 0000000000000287 R12: 00007ffd47505c37 [ 44.410331][ C2] R13: 00007ffd47505e50 R14: 00007ffd47505c30 R15: 00007f21a8870000 [ 44.410734][ C2] [ 44.726314][ T433] br3: port 2(vx200) entered blocking state [ 44.726589][ T433] br3: port 2(vx200) entered disabled state [ 44.727961][ T433] vx200: entered allmulticast mode [ 44.729563][ T433] vx200: entered promiscuous mode [ 44.730230][ T433] br3: port 2(vx200) entered blocking state [ 44.730459][ T433] br3: port 2(vx200) entered forwarding state [ 45.466155][ T48] br3: port 1(w1) entered blocking state [ 45.466330][ T48] br3: port 1(w1) entered forwarding state [ 47.204184][ T462] br3: port 3(w1.20) entered blocking state [ 47.204394][ T462] br3: port 3(w1.20) entered disabled state [ 47.204592][ T462] w1.20: entered allmulticast mode [ 47.206500][ T462] w1.20: entered promiscuous mode [ 47.804866][ T470] br3: port 3(w1.20) entered blocking state [ 47.805079][ T470] br3: port 3(w1.20) entered forwarding state [ 58.040912][ T10] w1.20: left allmulticast mode [ 58.041075][ T10] w1.20: left promiscuous mode [ 58.041446][ T10] br3: port 3(w1.20) entered disabled state [ 58.042806][ T10] vx200: left allmulticast mode [ 58.042961][ T10] vx200: left promiscuous mode [ 58.043251][ T10] br3: port 2(vx200) entered disabled state [ 58.045191][ T10] w1: left allmulticast mode [ 58.045332][ T10] w1: left promiscuous mode [ 58.045581][ T10] br3: port 1(w1) entered disabled state [ 58.444703][ T10] vx100: left allmulticast mode [ 58.444890][ T10] vx100: left promiscuous mode [ 58.445161][ T10] br3: port 2(vx100) entered disabled state [ 58.446197][ T10] w1: left allmulticast mode [ 58.446355][ T10] w1: left promiscuous mode [ 58.446743][ T10] br3: port 1(w1) entered disabled state [ 60.424843][ T551] vx200: left allmulticast mode [ 60.425032][ T551] vx200: left promiscuous mode [ 60.425295][ T551] br2: port 1(vx200) entered disabled state [ 60.773903][ T554] veth2: left allmulticast mode [ 60.774066][ T554] veth2: left promiscuous mode [ 60.775143][ T554] br2: port 2(veth2.20) entered disabled state [ 60.775946][ T554] veth2.20 (unregistering): left allmulticast mode [ 60.776136][ T554] veth2.20 (unregistering): left promiscuous mode [ 60.776314][ T554] br2: port 2(veth2.20) entered disabled state [ 61.197355][ T558] br1: port 2(veth1) entered disabled state [ 61.302988][ T559] veth1: left allmulticast mode [ 61.303169][ T559] veth1: left promiscuous mode [ 61.303480][ T559] br1: port 2(veth1) entered disabled state [ 61.414245][ T560] vx100: left allmulticast mode [ 61.414420][ T560] vx100: left promiscuous mode [ 61.414694][ T560] br1: port 1(vx100) entered disabled state