[ 29.721494][ T294] br0: port 1(veth1) entered blocking state [ 29.721940][ T294] br0: port 1(veth1) entered disabled state [ 29.723652][ T294] veth1: entered allmulticast mode [ 29.725642][ T294] veth1: entered promiscuous mode [ 29.850092][ T296] br0: port 2(veth3) entered blocking state [ 29.850393][ T296] br0: port 2(veth3) entered disabled state [ 29.850661][ T296] veth3: entered allmulticast mode [ 29.852516][ T296] veth3: entered promiscuous mode [ 30.214714][ T62] br0: port 1(veth1) entered blocking state [ 30.215456][ T62] br0: port 1(veth1) entered forwarding state [ 30.376886][ T62] br0: port 2(veth3) entered blocking state [ 30.377181][ T62] br0: port 2(veth3) entered forwarding state [ 45.375835][ C0] [ 45.376004][ C0] ======================================================== [ 45.376363][ C0] WARNING: possible irq lock inversion dependency detected [ 45.376741][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 45.376992][ C0] -------------------------------------------------------- [ 45.377366][ C0] ip/458 just changed the state of lock: [ 45.377596][ C0] ffff888007abac38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.378176][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 45.378538][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 45.378547][ C0] [ 45.378547][ C0] [ 45.378547][ C0] and interrupts could create inverse lock ordering between them. [ 45.378547][ C0] [ 45.379465][ C0] [ 45.379465][ C0] other info that might help us debug this: [ 45.379866][ C0] Chain exists of: [ 45.379866][ C0] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 45.379866][ C0] [ 45.380464][ C0] Possible interrupt unsafe locking scenario: [ 45.380464][ C0] [ 45.380837][ C0] CPU0 CPU1 [ 45.381088][ C0] ---- ---- [ 45.381338][ C0] lock(&p->alloc_lock); [ 45.381531][ C0] local_irq_disable(); [ 45.381835][ C0] lock(&br->lock); [ 45.382037][ C0] lock(lweventlist_lock); [ 45.382241][ C0] [ 45.382360][ C0] lock(&br->lock); [ 45.382498][ C0] [ 45.382498][ C0] *** DEADLOCK *** [ 45.382498][ C0] [ 45.382749][ C0] 3 locks held by ip/458: [ 45.382871][ C0] #0: ffff8880016e0150 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: walk_component+0x29e/0x4f0 [ 45.383204][ C0] #1: ffff88803603c6c0 (lock){+.+.}-{2:2}, at: __radix_tree_preload+0x30/0x5b0 [ 45.383500][ C0] #2: ffffc90000007b68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 45.383820][ C0] [ 45.383820][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 45.384095][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 45.384255][ C0] HARDIRQ-ON-W at: [ 45.384388][ C0] __lock_acquire+0x797/0x1570 [ 45.384601][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.384882][ C0] _raw_spin_lock+0x30/0x40 [ 45.385197][ C0] set_mems_allowed+0x1d/0x210 [ 45.385512][ C0] kernel_init_freeable+0x72/0x310 [ 45.385840][ C0] kernel_init+0x20/0x200 [ 45.386173][ C0] ret_from_fork+0x31/0x70 [ 45.386498][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.386820][ C0] SOFTIRQ-ON-W at: [ 45.387018][ C0] __lock_acquire+0x797/0x1570 [ 45.387338][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.387650][ C0] _raw_spin_lock+0x30/0x40 [ 45.387976][ C0] set_mems_allowed+0x1d/0x210 [ 45.388296][ C0] kernel_init_freeable+0x72/0x310 [ 45.388608][ C0] kernel_init+0x20/0x200 [ 45.388842][ C0] ret_from_fork+0x31/0x70 [ 45.389037][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.389232][ C0] INITIAL USE at: [ 45.389373][ C0] __lock_acquire+0x797/0x1570 [ 45.389593][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.389812][ C0] _raw_spin_lock+0x30/0x40 [ 45.390006][ C0] set_mems_allowed+0x1d/0x210 [ 45.390205][ C0] kernel_init_freeable+0x72/0x310 [ 45.390403][ C0] kernel_init+0x20/0x200 [ 45.390627][ C0] ret_from_fork+0x31/0x70 [ 45.390821][ C0] ret_from_fork_asm+0x1a/0x30 [ 45.391019][ C0] } [ 45.391104][ C0] ... key at: [] __key.387+0x0/0x40 [ 45.391348][ C0] ... acquired at: [ 45.391526][ C0] __lock_acquire+0xaf0/0x1570 [ 45.391779][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.392021][ C0] _raw_spin_lock+0x30/0x40 [ 45.392290][ C0] __get_task_comm+0x27/0x70 [ 45.392542][ C0] ref_tracker_alloc+0x2ee/0x490 [ 45.392803][ C0] linkwatch_fire_event+0x196/0x200 [ 45.393062][ C0] veth_newlink+0x367/0x830 [veth] [ 45.393332][ C0] rtnl_newlink_create+0x341/0x850 [ 45.393583][ C0] __rtnl_newlink+0xac9/0xd80 [ 45.393844][ C0] rtnl_newlink+0x63/0xa0 [ 45.394100][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.394363][ C0] netlink_rcv_skb+0x130/0x360 [ 45.394623][ C0] netlink_unicast+0x449/0x710 [ 45.394882][ C0] netlink_sendmsg+0x723/0xbe0 [ 45.395149][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 45.395368][ C0] ___sys_sendmsg+0xee/0x170 [ 45.395560][ C0] __sys_sendmsg+0xcd/0x170 [ 45.395720][ C0] do_syscall_64+0xc6/0x1e0 [ 45.395891][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.396088][ C0] [ 45.396187][ C0] -> (lweventlist_lock){....}-{2:2} { [ 45.396349][ C0] INITIAL USE at: [ 45.396481][ C0] __lock_acquire+0x797/0x1570 [ 45.396683][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.396892][ C0] _raw_spin_lock_irqsave+0x3f/0x60 [ 45.397098][ C0] linkwatch_sync_dev+0x29/0x1f0 [ 45.397302][ C0] rtnl_getlink+0x4c9/0x970 [ 45.397508][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.397706][ C0] netlink_rcv_skb+0x130/0x360 [ 45.397899][ C0] netlink_unicast+0x449/0x710 [ 45.398097][ C0] netlink_sendmsg+0x723/0xbe0 [ 45.398290][ C0] __sys_sendto+0x37d/0x410 [ 45.398503][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 45.398706][ C0] do_syscall_64+0xc6/0x1e0 [ 45.398933][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.399296][ C0] } [ 45.399421][ C0] ... key at: [] lweventlist_lock+0x18/0x60 [ 45.399809][ C0] ... acquired at: [ 45.400003][ C0] __lock_acquire+0xaf0/0x1570 [ 45.400265][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.400516][ C0] _raw_spin_lock_irqsave+0x3f/0x60 [ 45.400776][ C0] linkwatch_fire_event+0x74/0x200 [ 45.401033][ C0] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 45.401430][ C0] br_set_mac_address+0x1f3/0x260 [bridge] [ 45.401807][ C0] dev_set_mac_address+0x28a/0x410 [ 45.402071][ C0] dev_set_mac_address_user+0x31/0x50 [ 45.402334][ C0] do_setlink+0x17b4/0x21e0 [ 45.402586][ C0] rtnl_setlink+0x1f7/0x310 [ 45.402824][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.402995][ C0] netlink_rcv_skb+0x130/0x360 [ 45.403155][ C0] netlink_unicast+0x449/0x710 [ 45.403310][ C0] netlink_sendmsg+0x723/0xbe0 [ 45.403477][ C0] __sys_sendto+0x37d/0x410 [ 45.403652][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 45.403814][ C0] do_syscall_64+0xc6/0x1e0 [ 45.403980][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.404171][ C0] [ 45.404254][ C0] -> (&br->lock){+.-.}-{2:2} { [ 45.404420][ C0] HARDIRQ-ON-W at: [ 45.404578][ C0] __lock_acquire+0x797/0x1570 [ 45.404788][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.404986][ C0] _raw_spin_lock_bh+0x38/0x50 [ 45.405185][ C0] br_set_mac_address+0xd2/0x260 [bridge] [ 45.405469][ C0] dev_set_mac_address+0x28a/0x410 [ 45.405669][ C0] dev_set_mac_address_user+0x31/0x50 [ 45.405963][ C0] do_setlink+0x17b4/0x21e0 [ 45.406275][ C0] rtnl_setlink+0x1f7/0x310 [ 45.406585][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.406905][ C0] netlink_rcv_skb+0x130/0x360 [ 45.407232][ C0] netlink_unicast+0x449/0x710 [ 45.407547][ C0] netlink_sendmsg+0x723/0xbe0 [ 45.407862][ C0] __sys_sendto+0x37d/0x410 [ 45.408181][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 45.408498][ C0] do_syscall_64+0xc6/0x1e0 [ 45.408815][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.409197][ C0] IN-SOFTIRQ-W at: [ 45.409397][ C0] __lock_acquire+0x797/0x1570 [ 45.409838][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.410074][ C0] _raw_spin_lock+0x30/0x40 [ 45.410323][ C0] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.410657][ C0] call_timer_fn+0x13b/0x230 [ 45.410879][ C0] __run_timers+0x545/0x810 [ 45.411127][ C0] timer_expire_remote+0x9b/0xe0 [ 45.411350][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 45.411602][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 45.411830][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 45.412040][ C0] __do_softirq+0x1f8/0x5df [ 45.412272][ C0] irq_exit_rcu+0x97/0xc0 [ 45.412516][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 45.412805][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 45.413060][ C0] _raw_spin_unlock_irq+0x30/0x50 [ 45.413274][ C0] p9_tag_alloc+0x351/0x700 [ 45.413495][ C0] p9_client_prepare_req+0xe6/0x290 [ 45.413745][ C0] p9_client_rpc+0x18d/0x930 [ 45.413997][ C0] p9_client_walk+0x1b0/0x650 [ 45.414230][ C0] v9fs_vfs_lookup.part.0+0x12f/0x390 [ 45.414451][ C0] __lookup_slow+0x209/0x3c0 [ 45.414705][ C0] walk_component+0x2ab/0x4f0 [ 45.414953][ C0] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 45.415234][ C0] path_lookupat+0x72/0x660 [ 45.415469][ C0] filename_lookup+0x19e/0x420 [ 45.415705][ C0] vfs_statx+0xe8/0x460 [ 45.415953][ C0] vfs_fstatat+0x93/0xc0 [ 45.416164][ C0] __do_sys_newfstatat+0x6b/0xc0 [ 45.416381][ C0] do_syscall_64+0xc6/0x1e0 [ 45.416724][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.416997][ C0] INITIAL USE at: [ 45.417153][ C0] __lock_acquire+0x797/0x1570 [ 45.417366][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.417742][ C0] _raw_spin_lock_bh+0x38/0x50 [ 45.417986][ C0] br_set_mac_address+0xd2/0x260 [bridge] [ 45.418313][ C0] dev_set_mac_address+0x28a/0x410 [ 45.418653][ C0] dev_set_mac_address_user+0x31/0x50 [ 45.418896][ C0] do_setlink+0x17b4/0x21e0 [ 45.419117][ C0] rtnl_setlink+0x1f7/0x310 [ 45.419337][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.419701][ C0] netlink_rcv_skb+0x130/0x360 [ 45.419942][ C0] netlink_unicast+0x449/0x710 [ 45.420170][ C0] netlink_sendmsg+0x723/0xbe0 [ 45.420388][ C0] __sys_sendto+0x37d/0x410 [ 45.420628][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 45.420860][ C0] do_syscall_64+0xc6/0x1e0 [ 45.421307][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.421569][ C0] } [ 45.421668][ C0] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 45.422060][ C0] ... acquired at: [ 45.422308][ C0] mark_lock+0x28d/0x3e0 [ 45.422494][ C0] mark_usage+0xd9/0x2a0 [ 45.422684][ C0] __lock_acquire+0x797/0x1570 [ 45.422852][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.423117][ C0] _raw_spin_lock+0x30/0x40 [ 45.423300][ C0] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.423561][ C0] call_timer_fn+0x13b/0x230 [ 45.423747][ C0] __run_timers+0x545/0x810 [ 45.424023][ C0] timer_expire_remote+0x9b/0xe0 [ 45.424214][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 45.424418][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 45.424584][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 45.424751][ C0] __do_softirq+0x1f8/0x5df [ 45.425015][ C0] irq_exit_rcu+0x97/0xc0 [ 45.425181][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 45.425390][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 45.425708][ C0] _raw_spin_unlock_irq+0x30/0x50 [ 45.425880][ C0] p9_tag_alloc+0x351/0x700 [ 45.426048][ C0] p9_client_prepare_req+0xe6/0x290 [ 45.426214][ C0] p9_client_rpc+0x18d/0x930 [ 45.426381][ C0] p9_client_walk+0x1b0/0x650 [ 45.426657][ C0] v9fs_vfs_lookup.part.0+0x12f/0x390 [ 45.426827][ C0] __lookup_slow+0x209/0x3c0 [ 45.426993][ C0] walk_component+0x2ab/0x4f0 [ 45.427159][ C0] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 45.427377][ C0] path_lookupat+0x72/0x660 [ 45.427547][ C0] filename_lookup+0x19e/0x420 [ 45.427713][ C0] vfs_statx+0xe8/0x460 [ 45.427860][ C0] vfs_fstatat+0x93/0xc0 [ 45.428139][ C0] __do_sys_newfstatat+0x6b/0xc0 [ 45.428307][ C0] do_syscall_64+0xc6/0x1e0 [ 45.428474][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.428684][ C0] [ 45.428768][ C0] [ 45.428768][ C0] stack backtrace: [ 45.429071][ C0] CPU: 0 PID: 458 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 45.429321][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 45.429827][ C0] Call Trace: [ 45.429955][ C0] [ 45.430050][ C0] dump_stack_lvl+0x82/0xd0 [ 45.430219][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 45.430431][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 45.430739][ C0] ? __pfx_usage_skip+0x10/0x10 [ 45.430935][ C0] ? __pfx_usage_match+0x10/0x10 [ 45.431104][ C0] ? arch_stack_walk+0xa2/0xf0 [ 45.431290][ C0] mark_lock_irq+0x4cd/0xa10 [ 45.431579][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 45.431762][ C0] ? stack_trace_save+0x94/0xd0 [ 45.431929][ C0] ? add_chain_cache+0x248/0x8b0 [ 45.432121][ C0] ? save_trace+0x8f/0x5b0 [ 45.432297][ C0] mark_lock+0x28d/0x3e0 [ 45.432440][ C0] mark_usage+0xd9/0x2a0 [ 45.432566][ C0] __lock_acquire+0x797/0x1570 [ 45.432734][ C0] ? __lock_acquire+0xaf0/0x1570 [ 45.432903][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 45.433309][ C0] lock_acquire.part.0+0xeb/0x330 [ 45.433494][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.433765][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 45.434047][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 45.434235][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.434479][ C0] ? lock_acquire+0x32/0xc0 [ 45.434653][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.435150][ C0] _raw_spin_lock+0x30/0x40 [ 45.435330][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.435600][ C0] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 45.435864][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 45.436284][ C0] call_timer_fn+0x13b/0x230 [ 45.436453][ C0] ? call_timer_fn+0xe8/0x230 [ 45.436619][ C0] ? call_timer_fn+0xe8/0x230 [ 45.436909][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 45.437078][ C0] ? hlock_class+0x4e/0x130 [ 45.437263][ C0] ? mark_held_locks+0x9e/0xe0 [ 45.437447][ C0] __run_timers+0x545/0x810 [ 45.437629][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 45.438015][ C0] ? __pfx___run_timers+0x10/0x10 [ 45.438180][ C0] ? __lock_release+0x103/0x460 [ 45.438350][ C0] ? do_raw_spin_lock+0x131/0x270 [ 45.438614][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 45.438780][ C0] ? lock_acquire+0x32/0xc0 [ 45.438948][ C0] ? timer_expire_remote+0x93/0xe0 [ 45.439127][ C0] timer_expire_remote+0x9b/0xe0 [ 45.439300][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 45.439588][ C0] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10 [ 45.439798][ C0] ? hlock_class+0x4e/0x130 [ 45.439964][ C0] ? mark_lock+0x38/0x3e0 [ 45.440089][ C0] ? mark_held_locks+0x9e/0xe0 [ 45.440258][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 45.440425][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 45.440596][ C0] ? do_raw_spin_lock+0x131/0x270 [ 45.440759][ C0] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 45.441027][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 45.441236][ C0] __do_softirq+0x1f8/0x5df [ 45.441405][ C0] irq_exit_rcu+0x97/0xc0 [ 45.441531][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 45.441810][ C0] [ 45.441898][ C0] [ 45.441985][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 45.442210][ C0] RIP: 0010:_raw_spin_unlock_irq+0x30/0x50 [ 45.442428][ C0] Code: 44 00 00 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 85 49 9b fd 48 89 ef e8 bd b9 9b fd e8 d8 b3 be fd fb 65 ff 0d 78 bf ef 52 <74> 06 5d c3 cc cc cc cc 0f 1f 44 00 00 5d c3 cc cc cc cc 66 66 2e [ 45.443118][ C0] RSP: 0018:ffffc90000bcf378 EFLAGS: 00000282 [ 45.443331][ C0] RAX: 0000000000006c53 RBX: 1ffff92000179e74 RCX: 1ffffffff6064456 [ 45.443698][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffad140888 [ 45.443949][ C0] RBP: ffff888005bf2000 R08: 0000000000000001 R09: fffffbfff60638a5 [ 45.444202][ C0] R10: ffffffffb031c52f R11: ffffc90000bceec1 R12: ffff8880044fbe40 [ 45.444457][ C0] R13: 0000000000000000 R14: ffff8880044fbe38 R15: 0000000000000000 [ 45.444708][ C0] ? _raw_spin_unlock_irq+0x28/0x50 [ 45.444884][ C0] ? _raw_spin_unlock_irq+0x28/0x50 [ 45.445149][ C0] p9_tag_alloc+0x351/0x700 [ 45.445314][ C0] ? __pfx_p9_tag_alloc+0x10/0x10 [ 45.445482][ C0] ? validate_chain+0x130/0x9b0 [ 45.445673][ C0] ? hlock_class+0x4e/0x130 [ 45.445935][ C0] p9_client_prepare_req+0xe6/0x290 [ 45.446102][ C0] ? hlock_class+0x4e/0x130 [ 45.446267][ C0] ? __pfx_p9_client_prepare_req+0x10/0x10 [ 45.446489][ C0] ? __lock_acquire+0xaf0/0x1570 [ 45.446754][ C0] p9_client_rpc+0x18d/0x930 [ 45.446920][ C0] ? __pfx_p9_client_rpc+0x10/0x10 [ 45.447086][ C0] ? __lock_release+0x103/0x460 [ 45.447251][ C0] ? p9_fid_create+0x223/0x3a0 [ 45.447525][ C0] ? __pfx___lock_release+0x10/0x10 [ 45.447689][ C0] ? hlock_class+0x4e/0x130 [ 45.447855][ C0] ? mark_held_locks+0x9e/0xe0 [ 45.448026][ C0] ? p9_fid_create+0x223/0x3a0 [ 45.448288][ C0] p9_client_walk+0x1b0/0x650 [ 45.448458][ C0] ? __pfx_p9_client_walk+0x10/0x10 [ 45.448625][ C0] ? d_alloc_parallel+0x76a/0xed0 [ 45.448793][ C0] ? v9fs_fid_lookup_with_uid+0xa2/0xaf0 [ 45.448963][ C0] ? v9fs_vfs_lookup.part.0+0x12f/0x390 [ 45.449227][ C0] v9fs_vfs_lookup.part.0+0x12f/0x390 [ 45.449392][ C0] ? __pfx_v9fs_vfs_lookup.part.0+0x10/0x10 [ 45.449627][ C0] ? lockdep_init_map_type+0x2cb/0x7c0 [ 45.449800][ C0] __lookup_slow+0x209/0x3c0 [ 45.450064][ C0] ? __pfx___lookup_slow+0x10/0x10 [ 45.450242][ C0] ? walk_component+0x29e/0x4f0 [ 45.450413][ C0] walk_component+0x2ab/0x4f0 [ 45.450581][ C0] link_path_walk.part.0.constprop.0+0x56a/0x9f0 [ 45.450885][ C0] ? __pfx_link_path_walk.part.0.constprop.0+0x10/0x10 [ 45.451091][ C0] ? validate_chain+0x130/0x9b0 [ 45.451265][ C0] ? hlock_class+0x4e/0x130 [ 45.451434][ C0] path_lookupat+0x72/0x660 [ 45.451698][ C0] filename_lookup+0x19e/0x420 [ 45.451866][ C0] ? __pfx_filename_lookup+0x10/0x10 [ 45.452046][ C0] ? find_held_lock+0x2c/0x110 [ 45.452214][ C0] ? __lock_release+0x103/0x460 [ 45.452484][ C0] ? __might_fault+0x11b/0x170 [ 45.452652][ C0] ? __pfx___lock_release+0x10/0x10 [ 45.452826][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 45.452993][ C0] vfs_statx+0xe8/0x460 [ 45.453127][ C0] ? __pfx_vfs_statx+0x10/0x10 [ 45.453294][ C0] ? getname_flags+0xbd/0x3d0 [ 45.453462][ C0] vfs_fstatat+0x93/0xc0 [ 45.453588][ C0] __do_sys_newfstatat+0x6b/0xc0 [ 45.453754][ C0] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 45.454025][ C0] ? __x64_sys_openat+0x123/0x1e0 [ 45.454193][ C0] ? __pfx___x64_sys_openat+0x10/0x10 [ 45.454364][ C0] ? __pfx_do_faccessat+0x10/0x10 [ 45.454533][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 45.454840][ C0] do_syscall_64+0xc6/0x1e0 [ 45.455008][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.455218][ C0] RIP: 0033:0x7f0b4e89deae [ 45.455394][ C0] 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 [ 45.456097][ C0] RSP: 002b:00007ffef6b09418 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 45.456457][ C0] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f0b4e89deae [ 45.456708][ C0] RDX: 00007ffef6b094f0 RSI: 00007ffef6b09420 RDI: 00000000ffffff9c [ 45.456953][ C0] RBP: 00007ffef6b095b0 R08: 00000000ffffffff R09: 00007ffef6b09420 [ 45.457211][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffef6b09427 [ 45.457459][ C0] R13: 00007ffef6b09420 R14: 00007f0b4e8ad220 R15: 00007f0b4e86f000 [ 45.457706][ C0] [ 50.103931][ T534] br0: port 3(veth5) entered blocking state [ 50.104196][ T534] br0: port 3(veth5) entered disabled state [ 50.104458][ T534] veth5: entered allmulticast mode [ 50.106056][ T534] veth5: entered promiscuous mode [ 50.332804][ T539] veth5: left allmulticast mode [ 50.333032][ T539] veth5: left promiscuous mode [ 50.333309][ T539] br0: port 3(veth5) entered disabled state [ 51.448791][ T554] br0: port 3(veth5) entered blocking state [ 51.449030][ T554] br0: port 3(veth5) entered disabled state [ 51.449252][ T554] veth5: entered allmulticast mode [ 51.452002][ T554] veth5: entered promiscuous mode [ 51.452276][ T554] br0: adding interface veth5 with same address as a received packet (addr:de:ad:be:ef:42:00, vlan:0) [ 51.672966][ T559] veth5: left allmulticast mode [ 51.673157][ T559] veth5: left promiscuous mode [ 51.673444][ T559] br0: port 3(veth5) entered disabled state [ 105.864449][ T1291] br0: port 3(veth5) entered blocking state [ 105.864723][ T1291] br0: port 3(veth5) entered disabled state [ 105.864964][ T1291] veth5: entered allmulticast mode [ 105.867897][ T1291] veth5: entered promiscuous mode [ 106.096682][ T1297] br0: port 3(veth5) entered disabled state [ 106.193844][ T1298] br0: port 2(veth3) entered disabled state [ 106.297263][ T1299] br0: port 1(veth1) entered disabled state [ 106.393052][ T1300] veth5: left allmulticast mode [ 106.393311][ T1300] veth5: left promiscuous mode [ 106.394358][ T1300] br0: port 3(veth5) entered disabled state [ 106.395554][ T1300] veth3: left allmulticast mode [ 106.395711][ T1300] veth3: left promiscuous mode [ 106.395955][ T1300] br0: port 2(veth3) entered disabled state [ 106.396733][ T1300] veth1: left allmulticast mode [ 106.396882][ T1300] veth1: left promiscuous mode [ 106.397130][ T1300] br0: port 1(veth1) entered disabled state