[ 28.129419][ T289] br1: port 1(veth1) entered blocking state [ 28.129820][ T289] br1: port 1(veth1) entered disabled state [ 28.130109][ T289] veth1: entered allmulticast mode [ 28.132019][ T289] veth1: entered promiscuous mode [ 28.273637][ T51] br1: port 1(veth1) entered blocking state [ 28.274027][ T51] br1: port 1(veth1) entered forwarding state [ 28.381897][ T292] br1: port 2(veth2) entered blocking state [ 28.382242][ T292] br1: port 2(veth2) entered disabled state [ 28.382703][ T292] veth2: entered allmulticast mode [ 28.384515][ T292] veth2: entered promiscuous mode [ 28.560607][ T50] br1: port 2(veth2) entered blocking state [ 28.560891][ T50] br1: port 2(veth2) entered forwarding state [ 37.863827][ T324] GACT probability NOT on [ 43.311372][ C2] [ 43.311492][ C2] ======================================================== [ 43.311742][ C2] WARNING: possible irq lock inversion dependency detected [ 43.311988][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 43.312160][ C2] -------------------------------------------------------- [ 43.312408][ C2] date/387 just changed the state of lock: [ 43.312614][ C2] ffff888006132c38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.313018][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 43.313273][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 43.313277][ C2] [ 43.313277][ C2] [ 43.313277][ C2] and interrupts could create inverse lock ordering between them. [ 43.313277][ C2] [ 43.313904][ C2] [ 43.313904][ C2] other info that might help us debug this: [ 43.314147][ C2] Chain exists of: [ 43.314147][ C2] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 43.314147][ C2] [ 43.314519][ C2] Possible interrupt unsafe locking scenario: [ 43.314519][ C2] [ 43.314763][ C2] CPU0 CPU1 [ 43.314927][ C2] ---- ---- [ 43.315094][ C2] lock(&p->alloc_lock); [ 43.315221][ C2] local_irq_disable(); [ 43.315423][ C2] lock(&br->lock); [ 43.315630][ C2] lock(lweventlist_lock); [ 43.315841][ C2] [ 43.315964][ C2] lock(&br->lock); [ 43.316090][ C2] [ 43.316090][ C2] *** DEADLOCK *** [ 43.316090][ C2] [ 43.316338][ C2] 1 lock held by date/387: [ 43.316506][ C2] #0: ffffc90000230d68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 43.316849][ C2] [ 43.316849][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 43.317135][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 43.317307][ C2] HARDIRQ-ON-W at: [ 43.317435][ C2] __lock_acquire+0x797/0x1570 [ 43.317658][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.317865][ C2] _raw_spin_lock+0x30/0x40 [ 43.318077][ C2] set_mems_allowed+0x1d/0x210 [ 43.318285][ C2] kernel_init_freeable+0x72/0x310 [ 43.318494][ C2] kernel_init+0x20/0x200 [ 43.318707][ C2] ret_from_fork+0x31/0x70 [ 43.318922][ C2] ret_from_fork_asm+0x1a/0x30 [ 43.319129][ C2] SOFTIRQ-ON-W at: [ 43.319257][ C2] __lock_acquire+0x797/0x1570 [ 43.319466][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.319675][ C2] _raw_spin_lock+0x30/0x40 [ 43.319882][ C2] set_mems_allowed+0x1d/0x210 [ 43.320094][ C2] kernel_init_freeable+0x72/0x310 [ 43.320304][ C2] kernel_init+0x20/0x200 [ 43.320512][ C2] ret_from_fork+0x31/0x70 [ 43.320723][ C2] ret_from_fork_asm+0x1a/0x30 [ 43.320950][ C2] INITIAL USE at: [ 43.321076][ C2] __lock_acquire+0x797/0x1570 [ 43.321290][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.321500][ C2] _raw_spin_lock+0x30/0x40 [ 43.321703][ C2] set_mems_allowed+0x1d/0x210 [ 43.321897][ C2] kernel_init_freeable+0x72/0x310 [ 43.322090][ C2] kernel_init+0x20/0x200 [ 43.322300][ C2] ret_from_fork+0x31/0x70 [ 43.322497][ C2] ret_from_fork_asm+0x1a/0x30 [ 43.322692][ C2] } [ 43.322771][ C2] ... key at: [] __key.387+0x0/0x40 [ 43.323009][ C2] ... acquired at: [ 43.323132][ C2] __lock_acquire+0xaf0/0x1570 [ 43.323303][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.323471][ C2] _raw_spin_lock+0x30/0x40 [ 43.323642][ C2] __get_task_comm+0x27/0x70 [ 43.323814][ C2] ref_tracker_alloc+0x2ee/0x490 [ 43.323984][ C2] linkwatch_fire_event+0x196/0x200 [ 43.324154][ C2] veth_newlink+0x367/0x830 [veth] [ 43.324329][ C2] rtnl_newlink_create+0x341/0x850 [ 43.324495][ C2] __rtnl_newlink+0xac9/0xd80 [ 43.324664][ C2] rtnl_newlink+0x63/0xa0 [ 43.324834][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 43.325001][ C2] netlink_rcv_skb+0x130/0x360 [ 43.325175][ C2] netlink_unicast+0x449/0x710 [ 43.325343][ C2] netlink_sendmsg+0x723/0xbe0 [ 43.325513][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 43.325681][ C2] ___sys_sendmsg+0xee/0x170 [ 43.325842][ C2] __sys_sendmsg+0xcd/0x170 [ 43.326000][ C2] do_syscall_64+0xc6/0x1e0 [ 43.326162][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.326357][ C2] [ 43.326438][ C2] -> (lweventlist_lock){....}-{2:2} { [ 43.326699][ C2] INITIAL USE at: [ 43.326817][ C2] __lock_acquire+0x797/0x1570 [ 43.327011][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.327212][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 43.327506][ C2] linkwatch_sync_dev+0x29/0x1f0 [ 43.327705][ C2] rtnl_getlink+0x4c9/0x970 [ 43.327904][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 43.328205][ C2] netlink_rcv_skb+0x130/0x360 [ 43.328400][ C2] netlink_unicast+0x449/0x710 [ 43.328593][ C2] netlink_sendmsg+0x723/0xbe0 [ 43.328987][ C2] __sys_sendto+0x37d/0x410 [ 43.329185][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 43.329379][ C2] do_syscall_64+0xc6/0x1e0 [ 43.329579][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.329930][ C2] } [ 43.330014][ C2] ... key at: [] lweventlist_lock+0x18/0x60 [ 43.330269][ C2] ... acquired at: [ 43.330392][ C2] __lock_acquire+0xaf0/0x1570 [ 43.330661][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.330830][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 43.330997][ C2] linkwatch_fire_event+0x74/0x200 [ 43.331164][ C2] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 43.331513][ C2] br_set_mac_address+0x1f3/0x260 [bridge] [ 43.331754][ C2] dev_set_mac_address+0x28a/0x410 [ 43.331922][ C2] dev_set_mac_address_user+0x31/0x50 [ 43.332090][ C2] do_setlink+0x17b4/0x21e0 [ 43.332370][ C2] rtnl_setlink+0x1f7/0x310 [ 43.332543][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 43.332708][ C2] netlink_rcv_skb+0x130/0x360 [ 43.332874][ C2] netlink_unicast+0x449/0x710 [ 43.333040][ C2] netlink_sendmsg+0x723/0xbe0 [ 43.333206][ C2] __sys_sendto+0x37d/0x410 [ 43.333371][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 43.333537][ C2] do_syscall_64+0xc6/0x1e0 [ 43.333803][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.334012][ C2] [ 43.334094][ C2] -> (&br->lock){+.-.}-{2:2} { [ 43.334264][ C2] HARDIRQ-ON-W at: [ 43.334389][ C2] __lock_acquire+0x797/0x1570 [ 43.334698][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.334907][ C2] _raw_spin_lock_bh+0x38/0x50 [ 43.335117][ C2] recalculate_group_addr+0x55/0x130 [bridge] [ 43.335508][ C2] br_vlan_filter_toggle+0x77/0x130 [bridge] [ 43.335796][ C2] br_changelink+0x36c/0x1360 [bridge] [ 43.336041][ C2] br_dev_newlink+0xa5/0x100 [bridge] [ 43.336386][ C2] rtnl_newlink_create+0x341/0x850 [ 43.336591][ C2] __rtnl_newlink+0xac9/0xd80 [ 43.336798][ C2] rtnl_newlink+0x63/0xa0 [ 43.337004][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 43.337320][ C2] netlink_rcv_skb+0x130/0x360 [ 43.337526][ C2] netlink_unicast+0x449/0x710 [ 43.337743][ C2] netlink_sendmsg+0x723/0xbe0 [ 43.337949][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 43.338157][ C2] ___sys_sendmsg+0xee/0x170 [ 43.338355][ C2] __sys_sendmsg+0xcd/0x170 [ 43.338551][ C2] do_syscall_64+0xc6/0x1e0 [ 43.338850][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.339082][ C2] IN-SOFTIRQ-W at: [ 43.339202][ C2] __lock_acquire+0x797/0x1570 [ 43.339496][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.339691][ C2] _raw_spin_lock+0x30/0x40 [ 43.339885][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.340277][ C2] call_timer_fn+0x13b/0x230 [ 43.340475][ C2] __run_timers+0x545/0x810 [ 43.340668][ C2] run_timer_softirq+0xe8/0x1b0 [ 43.340864][ C2] __do_softirq+0x1f8/0x5df [ 43.341057][ C2] irq_exit_rcu+0x97/0xc0 [ 43.341252][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 43.341487][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.341921][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 43.342159][ C2] get_partial_node.part.0+0x1c5/0x3a0 [ 43.342369][ C2] ___slab_alloc+0xb70/0x10a0 [ 43.342674][ C2] __kmalloc+0x34c/0x3c0 [ 43.342867][ C2] p9_fcall_init+0x7d/0x1b0 [ 43.343061][ C2] p9_tag_alloc+0x138/0x700 [ 43.343361][ C2] p9_client_prepare_req+0xe6/0x290 [ 43.343555][ C2] p9_client_rpc+0x18d/0x930 [ 43.343752][ C2] p9_client_clunk+0x74/0xe0 [ 43.343948][ C2] v9fs_dentry_release+0xb9/0x140 [ 43.344246][ C2] __dentry_kill+0x1d9/0x4f0 [ 43.344440][ C2] dput.part.0+0x333/0x6c0 [ 43.344636][ C2] walk_component+0x199/0x4f0 [ 43.344931][ C2] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 43.345167][ C2] path_lookupat+0x72/0x660 [ 43.345360][ C2] filename_lookup+0x19e/0x420 [ 43.345653][ C2] vfs_statx+0xe8/0x460 [ 43.345847][ C2] vfs_fstatat+0x93/0xc0 [ 43.346041][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 43.346242][ C2] do_syscall_64+0xc6/0x1e0 [ 43.346537][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.346769][ C2] INITIAL USE at: [ 43.346886][ C2] __lock_acquire+0x797/0x1570 [ 43.347181][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.347377][ C2] _raw_spin_lock_bh+0x38/0x50 [ 43.347575][ C2] recalculate_group_addr+0x55/0x130 [bridge] [ 43.347859][ C2] br_vlan_filter_toggle+0x77/0x130 [bridge] [ 43.348132][ C2] br_changelink+0x36c/0x1360 [bridge] [ 43.348363][ C2] br_dev_newlink+0xa5/0x100 [bridge] [ 43.348593][ C2] rtnl_newlink_create+0x341/0x850 [ 43.348886][ C2] __rtnl_newlink+0xac9/0xd80 [ 43.349085][ C2] rtnl_newlink+0x63/0xa0 [ 43.349281][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 43.349573][ C2] netlink_rcv_skb+0x130/0x360 [ 43.349766][ C2] netlink_unicast+0x449/0x710 [ 43.349960][ C2] netlink_sendmsg+0x723/0xbe0 [ 43.350160][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 43.350452][ C2] ___sys_sendmsg+0xee/0x170 [ 43.350648][ C2] __sys_sendmsg+0xcd/0x170 [ 43.350843][ C2] do_syscall_64+0xc6/0x1e0 [ 43.351152][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.351385][ C2] } [ 43.351464][ C2] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 43.351865][ C2] ... acquired at: [ 43.351980][ C2] mark_lock+0x28d/0x3e0 [ 43.352141][ C2] mark_usage+0xd9/0x2a0 [ 43.352299][ C2] __lock_acquire+0x797/0x1570 [ 43.352455][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.352708][ C2] _raw_spin_lock+0x30/0x40 [ 43.352863][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.353092][ C2] call_timer_fn+0x13b/0x230 [ 43.353248][ C2] __run_timers+0x545/0x810 [ 43.353502][ C2] run_timer_softirq+0xe8/0x1b0 [ 43.353659][ C2] __do_softirq+0x1f8/0x5df [ 43.353812][ C2] irq_exit_rcu+0x97/0xc0 [ 43.353967][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 43.354373][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.354566][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 43.354760][ C2] get_partial_node.part.0+0x1c5/0x3a0 [ 43.354917][ C2] ___slab_alloc+0xb70/0x10a0 [ 43.355072][ C2] __kmalloc+0x34c/0x3c0 [ 43.355232][ C2] p9_fcall_init+0x7d/0x1b0 [ 43.355385][ C2] p9_tag_alloc+0x138/0x700 [ 43.355538][ C2] p9_client_prepare_req+0xe6/0x290 [ 43.355790][ C2] p9_client_rpc+0x18d/0x930 [ 43.355945][ C2] p9_client_clunk+0x74/0xe0 [ 43.356099][ C2] v9fs_dentry_release+0xb9/0x140 [ 43.356256][ C2] __dentry_kill+0x1d9/0x4f0 [ 43.356510][ C2] dput.part.0+0x333/0x6c0 [ 43.356667][ C2] walk_component+0x199/0x4f0 [ 43.356825][ C2] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 43.357017][ C2] path_lookupat+0x72/0x660 [ 43.357280][ C2] filename_lookup+0x19e/0x420 [ 43.357434][ C2] vfs_statx+0xe8/0x460 [ 43.357552][ C2] vfs_fstatat+0x93/0xc0 [ 43.357715][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 43.357872][ C2] do_syscall_64+0xc6/0x1e0 [ 43.358026][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.358223][ C2] [ 43.358302][ C2] [ 43.358302][ C2] stack backtrace: [ 43.358493][ C2] CPU: 2 PID: 387 Comm: date Not tainted 6.9.0-rc1-virtme #1 [ 43.358827][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 43.359175][ C2] Call Trace: [ 43.359294][ C2] [ 43.359475][ C2] dump_stack_lvl+0x82/0xd0 [ 43.359638][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 43.359832][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 43.360026][ C2] ? __pfx_usage_skip+0x10/0x10 [ 43.360288][ C2] ? __pfx_usage_match+0x10/0x10 [ 43.360441][ C2] ? arch_stack_walk+0xa2/0xf0 [ 43.360598][ C2] mark_lock_irq+0x4cd/0xa10 [ 43.360752][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 43.360906][ C2] ? stack_trace_save+0x94/0xd0 [ 43.361066][ C2] ? add_chain_cache+0x248/0x8b0 [ 43.361226][ C2] ? save_trace+0x8f/0x5b0 [ 43.361384][ C2] mark_lock+0x28d/0x3e0 [ 43.361503][ C2] mark_usage+0xd9/0x2a0 [ 43.361720][ C2] __lock_acquire+0x797/0x1570 [ 43.361877][ C2] ? __lock_acquire+0xaf0/0x1570 [ 43.362033][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 43.362307][ C2] lock_acquire.part.0+0xeb/0x330 [ 43.362561][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.362793][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.362948][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 43.363104][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.363434][ C2] ? lock_acquire+0x32/0xc0 [ 43.363587][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.363814][ C2] _raw_spin_lock+0x30/0x40 [ 43.363973][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.364205][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 43.364433][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 43.364699][ C2] call_timer_fn+0x13b/0x230 [ 43.364953][ C2] ? call_timer_fn+0xe8/0x230 [ 43.365109][ C2] ? call_timer_fn+0xe8/0x230 [ 43.365264][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 43.365420][ C2] ? mark_lock+0x38/0x3e0 [ 43.365640][ C2] __run_timers+0x545/0x810 [ 43.365795][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 43.366062][ C2] ? __pfx___run_timers+0x10/0x10 [ 43.366224][ C2] ? do_raw_spin_lock+0x131/0x270 [ 43.366574][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 43.366728][ C2] ? lock_acquire+0x32/0xc0 [ 43.366881][ C2] ? run_timer_softirq+0xe0/0x1b0 [ 43.367037][ C2] run_timer_softirq+0xe8/0x1b0 [ 43.367300][ C2] __do_softirq+0x1f8/0x5df [ 43.367455][ C2] irq_exit_rcu+0x97/0xc0 [ 43.367571][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 43.367733][ C2] [ 43.367814][ C2] [ 43.367893][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.368085][ C2] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 43.368286][ 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 0f 71 <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b [ 43.368937][ C2] RSP: 0018:ffffc900005cf3e0 EFLAGS: 00000282 [ 43.369137][ C2] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff2164179 [ 43.369475][ C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8ef40911 [ 43.369708][ C2] RBP: ffff888001041080 R08: 0000000000000001 R09: fffffbfff21649fa [ 43.369940][ C2] R10: ffffffff90b24fd7 R11: 0000000000001000 R12: ffff888001041080 [ 43.370289][ C2] R13: ffffea00001b8400 R14: ffff8880010433c0 R15: ffff888006e11000 [ 43.370521][ C2] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 43.370715][ C2] get_partial_node.part.0+0x1c5/0x3a0 [ 43.370872][ C2] ___slab_alloc+0xb70/0x10a0 [ 43.371026][ C2] ? fs_reclaim_acquire+0xb3/0x170 [ 43.371191][ C2] ? p9_fcall_init+0x7d/0x1b0 [ 43.371344][ C2] ? __pfx___lock_release+0x10/0x10 [ 43.371501][ C2] ? p9_fcall_init+0x7d/0x1b0 [ 43.371755][ C2] ? __kmalloc+0x34c/0x3c0 [ 43.371908][ C2] __kmalloc+0x34c/0x3c0 [ 43.372025][ C2] p9_fcall_init+0x7d/0x1b0 [ 43.372181][ C2] p9_tag_alloc+0x138/0x700 [ 43.372434][ C2] ? __pfx_p9_tag_alloc+0x10/0x10 [ 43.372592][ C2] ? validate_chain+0x130/0x9b0 [ 43.372747][ C2] ? hlock_class+0x4e/0x130 [ 43.372902][ C2] p9_client_prepare_req+0xe6/0x290 [ 43.373055][ C2] ? hlock_class+0x4e/0x130 [ 43.373312][ C2] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 43.373504][ C2] ? __lock_acquire+0xaf0/0x1570 [ 43.373662][ C2] p9_client_rpc+0x18d/0x930 [ 43.373818][ C2] ? __pfx_p9_client_rpc+0x10/0x10 [ 43.373972][ C2] ? __lock_release+0x103/0x460 [ 43.374132][ C2] ? list_lru_add+0x76/0x250 [ 43.374289][ C2] ? __pfx___lock_release+0x10/0x10 [ 43.374443][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 43.374699][ C2] ? find_held_lock+0x2c/0x110 [ 43.374855][ C2] ? __lock_release+0x103/0x460 [ 43.375010][ C2] ? __pfx___lock_release+0x10/0x10 [ 43.375172][ C2] p9_client_clunk+0x74/0xe0 [ 43.375428][ C2] v9fs_dentry_release+0xb9/0x140 [ 43.375587][ C2] __dentry_kill+0x1d9/0x4f0 [ 43.375743][ C2] ? __pfx_kfree_link+0x10/0x10 [ 43.375900][ C2] dput.part.0+0x333/0x6c0 [ 43.376154][ C2] walk_component+0x199/0x4f0 [ 43.376311][ C2] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 43.376504][ C2] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 43.376695][ C2] ? validate_chain+0x130/0x9b0 [ 43.376850][ C2] ? hlock_class+0x4e/0x130 [ 43.377009][ C2] path_lookupat+0x72/0x660 [ 43.377170][ C2] filename_lookup+0x19e/0x420 [ 43.377325][ C2] ? __pfx_filename_lookup+0x10/0x10 [ 43.377580][ C2] ? __pfx_kfree_link+0x10/0x10 [ 43.377742][ C2] ? find_held_lock+0x2c/0x110 [ 43.377896][ C2] ? __lock_release+0x103/0x460 [ 43.378050][ C2] ? __might_fault+0x11b/0x170 [ 43.378207][ C2] ? __pfx___lock_release+0x10/0x10 [ 43.378559][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 43.378726][ C2] vfs_statx+0xe8/0x460 [ 43.378847][ C2] ? __pfx_vfs_statx+0x10/0x10 [ 43.379002][ C2] ? getname_flags+0xbd/0x3d0 [ 43.379274][ C2] vfs_fstatat+0x93/0xc0 [ 43.379392][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 43.379546][ C2] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 43.379703][ C2] ? __x64_sys_openat+0x123/0x1e0 [ 43.379858][ C2] ? __pfx___x64_sys_openat+0x10/0x10 [ 43.380012][ C2] ? __pfx_do_faccessat+0x10/0x10 [ 43.380169][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 43.380363][ C2] do_syscall_64+0xc6/0x1e0 [ 43.380517][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 43.380808][ C2] RIP: 0033:0x7fc0f3504eae [ 43.380967][ C2] Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 07 00 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 0b 31 c0 c3 0f 1f 84 00 00 00 00 00 f7 d8 89 05 [ 43.381642][ C2] RSP: 002b:00007ffcdd6a1ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 43.381877][ C2] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc0f3504eae [ 43.382214][ C2] RDX: 00007ffcdd6a1c70 RSI: 00007ffcdd6a1bb0 RDI: 00000000ffffff9c [ 43.382446][ C2] RBP: 00007ffcdd6a1d30 R08: 00000000ffffffff R09: 00007ffcdd6a1bb0 [ 43.382677][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcdd6a1bb7 [ 43.382906][ C2] R13: 00007ffcdd6a1bb0 R14: 00007fc0f3514220 R15: 00007fc0f34d6000 [ 43.383141][ C2] [ 47.362150][ T445] br1: port 2(veth2) entered disabled state [ 47.457501][ T447] veth2: left allmulticast mode [ 47.457694][ T447] veth2: left promiscuous mode [ 47.457941][ T447] br1: port 2(veth2) entered disabled state [ 47.560942][ T448] br1: port 1(veth1) entered disabled state [ 47.673525][ T449] veth1: left allmulticast mode [ 47.673820][ T449] veth1: left promiscuous mode [ 47.674059][ T449] br1: port 1(veth1) entered disabled state