[ 34.575828][ T290] veth1: entered promiscuous mode [ 59.309870][ T372] veth1: entered allmulticast mode [ 65.712632][ T387] veth1: left allmulticast mode [ 75.263931][ T457] veth1: left promiscuous mode [ 75.735451][ T462] ip (462) used greatest stack depth: 23760 bytes left [ 78.935852][ T489] br0: port 1(veth1) entered blocking state [ 78.936226][ T489] br0: port 1(veth1) entered disabled state [ 78.936769][ T489] veth1: entered allmulticast mode [ 78.938719][ T489] veth1: entered promiscuous mode [ 79.054859][ T49] br0: port 1(veth1) entered blocking state [ 79.055469][ T49] br0: port 1(veth1) entered forwarding state [ 79.684044][ T496] br0: port 1(veth1) entered disabled state [ 79.687687][ T496] br0: port 1(veth1) entered blocking state [ 79.688008][ T496] br0: port 1(veth1) entered forwarding state [ 80.426177][ T503] br0: entered promiscuous mode [ 95.021049][ C1] [ 95.021170][ C1] ======================================================== [ 95.021415][ C1] WARNING: possible irq lock inversion dependency detected [ 95.021659][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 95.021818][ C1] -------------------------------------------------------- [ 95.022049][ C1] ip/546 just changed the state of lock: [ 95.022214][ C1] ffff8880059dac38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.022601][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 95.022835][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 95.022840][ C1] [ 95.022840][ C1] [ 95.022840][ C1] and interrupts could create inverse lock ordering between them. [ 95.022840][ C1] [ 95.023428][ C1] [ 95.023428][ C1] other info that might help us debug this: [ 95.023659][ C1] Chain exists of: [ 95.023659][ C1] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 95.023659][ C1] [ 95.024027][ C1] Possible interrupt unsafe locking scenario: [ 95.024027][ C1] [ 95.024271][ C1] CPU0 CPU1 [ 95.024436][ C1] ---- ---- [ 95.024597][ C1] lock(&p->alloc_lock); [ 95.024733][ C1] local_irq_disable(); [ 95.024936][ C1] lock(&br->lock); [ 95.025151][ C1] lock(lweventlist_lock); [ 95.025362][ C1] [ 95.025484][ C1] lock(&br->lock); [ 95.025619][ C1] [ 95.025619][ C1] *** DEADLOCK *** [ 95.025619][ C1] [ 95.025871][ C1] 2 locks held by ip/546: [ 95.026000][ C1] #0: ffffffff87721c90 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x85/0x1e0 [ 95.026354][ C1] #1: ffffc900001d8d68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 95.026692][ C1] [ 95.026692][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 95.026982][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 95.027152][ C1] HARDIRQ-ON-W at: [ 95.027281][ C1] __lock_acquire+0x797/0x1570 [ 95.027498][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.027715][ C1] _raw_spin_lock+0x30/0x40 [ 95.027926][ C1] set_mems_allowed+0x1d/0x210 [ 95.028134][ C1] kernel_init_freeable+0x72/0x310 [ 95.028351][ C1] kernel_init+0x20/0x200 [ 95.028560][ C1] ret_from_fork+0x31/0x70 [ 95.028763][ C1] ret_from_fork_asm+0x1a/0x30 [ 95.028965][ C1] SOFTIRQ-ON-W at: [ 95.029092][ C1] __lock_acquire+0x797/0x1570 [ 95.029310][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.029520][ C1] _raw_spin_lock+0x30/0x40 [ 95.029718][ C1] set_mems_allowed+0x1d/0x210 [ 95.029935][ C1] kernel_init_freeable+0x72/0x310 [ 95.030150][ C1] kernel_init+0x20/0x200 [ 95.030374][ C1] ret_from_fork+0x31/0x70 [ 95.030589][ C1] ret_from_fork_asm+0x1a/0x30 [ 95.030794][ C1] INITIAL USE at: [ 95.030923][ C1] __lock_acquire+0x797/0x1570 [ 95.031126][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.031343][ C1] _raw_spin_lock+0x30/0x40 [ 95.031550][ C1] set_mems_allowed+0x1d/0x210 [ 95.031767][ C1] kernel_init_freeable+0x72/0x310 [ 95.031977][ C1] kernel_init+0x20/0x200 [ 95.032209][ C1] ret_from_fork+0x31/0x70 [ 95.032413][ C1] ret_from_fork_asm+0x1a/0x30 [ 95.032645][ C1] } [ 95.032744][ C1] ... key at: [] __key.387+0x0/0x40 [ 95.033007][ C1] ... acquired at: [ 95.033127][ C1] __lock_acquire+0xaf0/0x1570 [ 95.033296][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.033470][ C1] _raw_spin_lock+0x30/0x40 [ 95.033639][ C1] __get_task_comm+0x27/0x70 [ 95.033800][ C1] ref_tracker_alloc+0x2ee/0x490 [ 95.033962][ C1] linkwatch_fire_event+0x196/0x200 [ 95.034124][ C1] veth_newlink+0x367/0x830 [veth] [ 95.034301][ C1] rtnl_newlink_create+0x341/0x850 [ 95.034466][ C1] __rtnl_newlink+0xac9/0xd80 [ 95.034624][ C1] rtnl_newlink+0x63/0xa0 [ 95.034781][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 95.035047][ C1] netlink_rcv_skb+0x130/0x360 [ 95.035239][ C1] netlink_unicast+0x449/0x710 [ 95.035404][ C1] netlink_sendmsg+0x723/0xbe0 [ 95.035585][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 95.035753][ C1] ___sys_sendmsg+0xee/0x170 [ 95.036018][ C1] __sys_sendmsg+0xcd/0x170 [ 95.036183][ C1] do_syscall_64+0xc6/0x1e0 [ 95.036342][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.036655][ C1] [ 95.036760][ C1] -> (lweventlist_lock){....}-{2:2} { [ 95.036926][ C1] INITIAL USE at: [ 95.037074][ C1] __lock_acquire+0x797/0x1570 [ 95.037273][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.037623][ C1] _raw_spin_lock_irqsave+0x3f/0x60 [ 95.037829][ C1] linkwatch_sync_dev+0x29/0x1f0 [ 95.038036][ C1] rtnl_getlink+0x4c9/0x970 [ 95.038248][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 95.038570][ C1] netlink_rcv_skb+0x130/0x360 [ 95.038781][ C1] netlink_unicast+0x449/0x710 [ 95.038984][ C1] netlink_sendmsg+0x723/0xbe0 [ 95.039188][ C1] __sys_sendto+0x37d/0x410 [ 95.039497][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 95.039727][ C1] do_syscall_64+0xc6/0x1e0 [ 95.039935][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.040177][ C1] } [ 95.040256][ C1] ... key at: [] lweventlist_lock+0x18/0x60 [ 95.040616][ C1] ... acquired at: [ 95.040841][ C1] __lock_acquire+0xaf0/0x1570 [ 95.041005][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.041164][ C1] _raw_spin_lock_irqsave+0x3f/0x60 [ 95.041319][ C1] linkwatch_fire_event+0x74/0x200 [ 95.041489][ C1] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 95.041847][ C1] br_set_mac_address+0x1f3/0x260 [bridge] [ 95.042101][ C1] dev_set_mac_address+0x28a/0x410 [ 95.042271][ C1] dev_set_mac_address_user+0x31/0x50 [ 95.042550][ C1] do_setlink+0x17b4/0x21e0 [ 95.042710][ C1] rtnl_setlink+0x1f7/0x310 [ 95.042879][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 95.043038][ C1] netlink_rcv_skb+0x130/0x360 [ 95.043200][ C1] netlink_unicast+0x449/0x710 [ 95.043475][ C1] netlink_sendmsg+0x723/0xbe0 [ 95.043660][ C1] __sys_sendto+0x37d/0x410 [ 95.043832][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 95.043999][ C1] do_syscall_64+0xc6/0x1e0 [ 95.044270][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.044476][ C1] [ 95.044559][ C1] -> (&br->lock){+.-.}-{2:2} { [ 95.044728][ C1] HARDIRQ-ON-W at: [ 95.044855][ C1] __lock_acquire+0x797/0x1570 [ 95.045184][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.045392][ C1] _raw_spin_lock_bh+0x38/0x50 [ 95.045608][ C1] br_set_mac_address+0xd2/0x260 [bridge] [ 95.046000][ C1] dev_set_mac_address+0x28a/0x410 [ 95.046209][ C1] dev_set_mac_address_user+0x31/0x50 [ 95.046414][ C1] do_setlink+0x17b4/0x21e0 [ 95.046620][ C1] rtnl_setlink+0x1f7/0x310 [ 95.046943][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 95.047148][ C1] netlink_rcv_skb+0x130/0x360 [ 95.047349][ C1] netlink_unicast+0x449/0x710 [ 95.047553][ C1] netlink_sendmsg+0x723/0xbe0 [ 95.047869][ C1] __sys_sendto+0x37d/0x410 [ 95.048076][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 95.048386][ C1] do_syscall_64+0xc6/0x1e0 [ 95.048589][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.048835][ C1] IN-SOFTIRQ-W at: [ 95.048966][ C1] __lock_acquire+0x797/0x1570 [ 95.049280][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.049486][ C1] _raw_spin_lock+0x30/0x40 [ 95.049810][ C1] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.050101][ C1] call_timer_fn+0x13b/0x230 [ 95.050308][ C1] __run_timers+0x545/0x810 [ 95.050613][ C1] run_timer_softirq+0xe8/0x1b0 [ 95.050819][ C1] __do_softirq+0x1f8/0x5df [ 95.051025][ C1] irq_exit_rcu+0x97/0xc0 [ 95.051237][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 95.051597][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 95.051838][ C1] _raw_spin_unlock_irqrestore+0x43/0x70 [ 95.052079][ C1] free_to_partial_list+0x1a5/0x340 [ 95.052388][ C1] qlist_free_all+0x4c/0x140 [ 95.052589][ C1] kasan_quarantine_reduce+0x192/0x1e0 [ 95.052792][ C1] __kasan_slab_alloc+0x49/0x70 [ 95.053013][ C1] kmem_cache_alloc+0xef/0x270 [ 95.053320][ C1] p9_tag_alloc+0x99/0x700 [ 95.053522][ C1] p9_client_prepare_req+0xe6/0x290 [ 95.053721][ C1] p9_client_rpc+0x18d/0x930 [ 95.054040][ C1] p9_client_clunk+0x74/0xe0 [ 95.054243][ C1] v9fs_dentry_release+0xb9/0x140 [ 95.054444][ C1] __dentry_kill+0x1d9/0x4f0 [ 95.054653][ C1] dput.part.0+0x333/0x6c0 [ 95.054850][ C1] walk_component+0x199/0x4f0 [ 95.055045][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 95.055294][ C1] path_openat+0x1be/0x440 [ 95.055512][ C1] do_filp_open+0x1b3/0x3e0 [ 95.055719][ C1] do_sys_openat2+0x122/0x160 [ 95.055920][ C1] __x64_sys_openat+0x123/0x1e0 [ 95.056133][ C1] do_syscall_64+0xc6/0x1e0 [ 95.056332][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.056582][ C1] INITIAL USE at: [ 95.056704][ C1] __lock_acquire+0x797/0x1570 [ 95.057021][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.057219][ C1] _raw_spin_lock_bh+0x38/0x50 [ 95.057423][ C1] br_set_mac_address+0xd2/0x260 [bridge] [ 95.057711][ C1] dev_set_mac_address+0x28a/0x410 [ 95.057911][ C1] dev_set_mac_address_user+0x31/0x50 [ 95.058108][ C1] do_setlink+0x17b4/0x21e0 [ 95.058420][ C1] rtnl_setlink+0x1f7/0x310 [ 95.058633][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 95.058838][ C1] netlink_rcv_skb+0x130/0x360 [ 95.059036][ C1] netlink_unicast+0x449/0x710 [ 95.059359][ C1] netlink_sendmsg+0x723/0xbe0 [ 95.059557][ C1] __sys_sendto+0x37d/0x410 [ 95.059764][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 95.060080][ C1] do_syscall_64+0xc6/0x1e0 [ 95.060281][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.060517][ C1] } [ 95.060597][ C1] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 95.060909][ C1] ... acquired at: [ 95.061026][ C1] mark_lock+0x28d/0x3e0 [ 95.061184][ C1] mark_usage+0xd9/0x2a0 [ 95.061350][ C1] __lock_acquire+0x797/0x1570 [ 95.061622][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.061780][ C1] _raw_spin_lock+0x30/0x40 [ 95.061937][ C1] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.062169][ C1] call_timer_fn+0x13b/0x230 [ 95.062448][ C1] __run_timers+0x545/0x810 [ 95.062606][ C1] run_timer_softirq+0xe8/0x1b0 [ 95.062765][ C1] __do_softirq+0x1f8/0x5df [ 95.062925][ C1] irq_exit_rcu+0x97/0xc0 [ 95.063185][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 95.063381][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 95.063586][ C1] _raw_spin_unlock_irqrestore+0x43/0x70 [ 95.063789][ C1] free_to_partial_list+0x1a5/0x340 [ 95.064059][ C1] qlist_free_all+0x4c/0x140 [ 95.064214][ C1] kasan_quarantine_reduce+0x192/0x1e0 [ 95.064372][ C1] __kasan_slab_alloc+0x49/0x70 [ 95.064538][ C1] kmem_cache_alloc+0xef/0x270 [ 95.064713][ C1] p9_tag_alloc+0x99/0x700 [ 95.064884][ C1] p9_client_prepare_req+0xe6/0x290 [ 95.065039][ C1] p9_client_rpc+0x18d/0x930 [ 95.065240][ C1] p9_client_clunk+0x74/0xe0 [ 95.065433][ C1] v9fs_dentry_release+0xb9/0x140 [ 95.065593][ C1] __dentry_kill+0x1d9/0x4f0 [ 95.065753][ C1] dput.part.0+0x333/0x6c0 [ 95.065929][ C1] walk_component+0x199/0x4f0 [ 95.066195][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 95.066391][ C1] path_openat+0x1be/0x440 [ 95.066558][ C1] do_filp_open+0x1b3/0x3e0 [ 95.066717][ C1] do_sys_openat2+0x122/0x160 [ 95.066977][ C1] __x64_sys_openat+0x123/0x1e0 [ 95.067134][ C1] do_syscall_64+0xc6/0x1e0 [ 95.067293][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.067490][ C1] [ 95.067576][ C1] [ 95.067576][ C1] stack backtrace: [ 95.067776][ C1] CPU: 1 PID: 546 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 95.068011][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 95.068369][ C1] Call Trace: [ 95.068491][ C1] [ 95.068575][ C1] dump_stack_lvl+0x82/0xd0 [ 95.068742][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 95.068949][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 95.069249][ C1] ? __pfx_usage_skip+0x10/0x10 [ 95.069411][ C1] ? __pfx_usage_match+0x10/0x10 [ 95.069571][ C1] ? arch_stack_walk+0xa2/0xf0 [ 95.069735][ C1] mark_lock_irq+0x4cd/0xa10 [ 95.069996][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 95.070158][ C1] ? stack_trace_save+0x94/0xd0 [ 95.070317][ C1] ? add_chain_cache+0x248/0x8b0 [ 95.070483][ C1] ? save_trace+0x8f/0x5b0 [ 95.070644][ C1] mark_lock+0x28d/0x3e0 [ 95.070762][ C1] mark_usage+0xd9/0x2a0 [ 95.070881][ C1] __lock_acquire+0x797/0x1570 [ 95.071042][ C1] ? __lock_acquire+0xaf0/0x1570 [ 95.071201][ C1] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 95.071581][ C1] lock_acquire.part.0+0xeb/0x330 [ 95.071737][ C1] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.071979][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 95.072241][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 95.072400][ C1] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.072636][ C1] ? lock_acquire+0x32/0xc0 [ 95.072795][ C1] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.073139][ C1] _raw_spin_lock+0x30/0x40 [ 95.073296][ C1] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.073530][ C1] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 95.073763][ C1] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 95.074140][ C1] call_timer_fn+0x13b/0x230 [ 95.074295][ C1] ? call_timer_fn+0xe8/0x230 [ 95.074450][ C1] ? call_timer_fn+0xe8/0x230 [ 95.074607][ C1] ? __pfx_call_timer_fn+0x10/0x10 [ 95.074779][ C1] ? hlock_class+0x4e/0x130 [ 95.074953][ C1] ? mark_held_locks+0x9e/0xe0 [ 95.075138][ C1] __run_timers+0x545/0x810 [ 95.075302][ C1] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 95.075572][ C1] ? __pfx___run_timers+0x10/0x10 [ 95.075730][ C1] ? do_raw_spin_lock+0x131/0x270 [ 95.075886][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 95.076060][ C1] ? lock_acquire+0x32/0xc0 [ 95.076315][ C1] ? run_timer_softirq+0xe0/0x1b0 [ 95.076473][ C1] run_timer_softirq+0xe8/0x1b0 [ 95.076639][ C1] __do_softirq+0x1f8/0x5df [ 95.076809][ C1] irq_exit_rcu+0x97/0xc0 [ 95.077043][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 95.077204][ C1] [ 95.077287][ C1] [ 95.077368][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 95.077576][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 95.077789][ C1] 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 cf 79 <74> 0e 5b 5d c3 cc cc cc cc e8 4f b3 be fd eb dc 0f 1f 44 00 00 5b [ 95.078432][ C1] RSP: 0018:ffffc9000075f4c8 EFLAGS: 00000286 [ 95.078748][ C1] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff12a5955 [ 95.079006][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff86340911 [ 95.079242][ C1] RBP: ffff8880010411c0 R08: 0000000000000001 R09: fffffbfff12a38a9 [ 95.079585][ C1] R10: ffffffff8951c54f R11: 0000000000002000 R12: ffff888001043540 [ 95.079823][ C1] R13: ffff888024d02000 R14: 0000000000000286 R15: ffff8880010411c0 [ 95.080157][ C1] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 95.080361][ C1] free_to_partial_list+0x1a5/0x340 [ 95.080518][ C1] ? qlist_free_all+0x47/0x140 [ 95.080683][ C1] qlist_free_all+0x4c/0x140 [ 95.080952][ C1] kasan_quarantine_reduce+0x192/0x1e0 [ 95.081116][ C1] __kasan_slab_alloc+0x49/0x70 [ 95.081276][ C1] kmem_cache_alloc+0xef/0x270 [ 95.081449][ C1] ? kernel_text_address+0xce/0xe0 [ 95.081613][ C1] p9_tag_alloc+0x99/0x700 [ 95.081777][ C1] ? __pfx_p9_tag_alloc+0x10/0x10 [ 95.081943][ C1] ? hlock_class+0x4e/0x130 [ 95.082103][ C1] ? validate_chain+0x130/0x9b0 [ 95.082260][ C1] ? hlock_class+0x4e/0x130 [ 95.082434][ C1] p9_client_prepare_req+0xe6/0x290 [ 95.082589][ C1] ? hlock_class+0x4e/0x130 [ 95.082751][ C1] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 95.082952][ C1] ? __lock_acquire+0xaf0/0x1570 [ 95.083308][ C1] p9_client_rpc+0x18d/0x930 [ 95.083480][ C1] ? __pfx_p9_client_rpc+0x10/0x10 [ 95.083637][ C1] ? __lock_release+0x103/0x460 [ 95.083793][ C1] ? list_lru_add+0x76/0x250 [ 95.084065][ C1] ? __pfx___lock_release+0x10/0x10 [ 95.084227][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 95.084386][ C1] ? find_held_lock+0x2c/0x110 [ 95.084546][ C1] ? __lock_release+0x103/0x460 [ 95.084702][ C1] ? __pfx___lock_release+0x10/0x10 [ 95.084863][ C1] p9_client_clunk+0x74/0xe0 [ 95.085021][ C1] v9fs_dentry_release+0xb9/0x140 [ 95.085193][ C1] __dentry_kill+0x1d9/0x4f0 [ 95.085357][ C1] ? __pfx_kfree_link+0x10/0x10 [ 95.085516][ C1] dput.part.0+0x333/0x6c0 [ 95.085677][ C1] walk_component+0x199/0x4f0 [ 95.085835][ C1] link_path_walk.part.0.constprop.0+0x494/0x9f0 [ 95.086034][ C1] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 95.086336][ C1] path_openat+0x1be/0x440 [ 95.086493][ C1] ? __pfx_path_openat+0x10/0x10 [ 95.086654][ C1] ? __lock_acquire+0xaf0/0x1570 [ 95.086812][ C1] do_filp_open+0x1b3/0x3e0 [ 95.087084][ C1] ? __pfx_do_filp_open+0x10/0x10 [ 95.087242][ C1] ? find_held_lock+0x2c/0x110 [ 95.087405][ C1] ? __pfx_kfree_link+0x10/0x10 [ 95.087571][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 95.087730][ C1] ? alloc_fd+0x1f5/0x650 [ 95.087853][ C1] ? do_raw_spin_unlock+0x58/0x220 [ 95.088009][ C1] ? _raw_spin_unlock+0x23/0x40 [ 95.088173][ C1] ? alloc_fd+0x1f5/0x650 [ 95.088299][ C1] do_sys_openat2+0x122/0x160 [ 95.088456][ C1] ? __pfx_do_sys_openat2+0x10/0x10 [ 95.088612][ C1] ? __pfx___debug_check_no_obj_freed+0x10/0x10 [ 95.088810][ C1] ? __virt_addr_valid+0x227/0x420 [ 95.088973][ C1] __x64_sys_openat+0x123/0x1e0 [ 95.089228][ C1] ? __pfx___x64_sys_openat+0x10/0x10 [ 95.089386][ C1] do_syscall_64+0xc6/0x1e0 [ 95.089545][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 95.089747][ C1] RIP: 0033:0x7f48bbae90e8 [ 95.090012][ 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 [ 95.090666][ C1] RSP: 002b:00007ffc116a1988 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 [ 95.090917][ C1] RAX: ffffffffffffffda RBX: 00007ffc116a1c0f RCX: 00007f48bbae90e8 [ 95.091164][ C1] RDX: 0000000000080000 RSI: 00007ffc116a1a00 RDI: 00000000ffffff9c [ 95.091499][ C1] RBP: 00007ffc116a19f0 R08: 0000000000080000 R09: 00007ffc116a1a00 [ 95.091730][ C1] R10: 0000000000000000 R11: 0000000000000287 R12: 00007ffc116a1a07 [ 95.091975][ C1] R13: 00007ffc116a1c20 R14: 00007ffc116a1a00 R15: 00007f48bbaba000 [ 95.092320][ C1] [ 104.773769][ T585] br0: entered allmulticast mode [ 110.994837][ T600] br0: left allmulticast mode [ 119.226794][ T670] br0: left promiscuous mode [ 119.543199][ T674] br0: port 1(veth1) entered disabled state [ 120.100311][ T680] veth1: left allmulticast mode [ 120.100493][ T680] veth1: left promiscuous mode [ 120.100755][ T680] br0: port 1(veth1) entered disabled state