[ 28.617765][ T282] 8021q: 802.1Q VLAN Support v1.8 [ 32.858999][ T324] GACT probability NOT on [ 34.258279][ T339] br10: port 1(veth1.10) entered blocking state [ 34.258708][ T339] br10: port 1(veth1.10) entered disabled state [ 34.259039][ T339] veth1.10: entered allmulticast mode [ 34.259245][ T339] veth1: entered allmulticast mode [ 34.261261][ T339] veth1.10: entered promiscuous mode [ 34.261463][ T339] veth1: entered promiscuous mode [ 34.728733][ T344] br11: port 1(veth1.11) entered blocking state [ 34.729004][ T344] br11: port 1(veth1.11) entered disabled state [ 34.729283][ T344] veth1.11: entered allmulticast mode [ 34.738567][ T344] veth1.11: entered promiscuous mode [ 35.640786][ T354] br10: port 2(veth2.10) entered blocking state [ 35.641980][ T354] br10: port 2(veth2.10) entered disabled state [ 35.642253][ T354] veth2.10: entered allmulticast mode [ 35.642418][ T354] veth2: entered allmulticast mode [ 35.644245][ T354] veth2.10: entered promiscuous mode [ 35.644434][ T354] veth2: entered promiscuous mode [ 36.135419][ T359] br11: port 2(veth2.11) entered blocking state [ 36.135686][ T359] br11: port 2(veth2.11) entered disabled state [ 36.135937][ T359] veth2.11: entered allmulticast mode [ 36.145011][ T359] veth2.11: entered promiscuous mode [ 36.642902][ T363] br10: port 2(veth2.10) entered blocking state [ 36.643330][ T363] br10: port 2(veth2.10) entered forwarding state [ 36.644031][ T363] br10: port 1(veth1.10) entered blocking state [ 36.644305][ T363] br10: port 1(veth1.10) entered forwarding state [ 36.658666][ T363] ip (363) used greatest stack depth: 24208 bytes left [ 36.776700][ T364] br11: port 2(veth2.11) entered blocking state [ 36.776995][ T364] br11: port 2(veth2.11) entered forwarding state [ 36.777718][ T364] br11: port 1(veth1.11) entered blocking state [ 36.778111][ T364] br11: port 1(veth1.11) entered forwarding state [ 52.093287][ C2] [ 52.093466][ C2] ======================================================== [ 52.093717][ C2] WARNING: possible irq lock inversion dependency detected [ 52.093949][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 52.094129][ C2] -------------------------------------------------------- [ 52.094377][ C2] mausezahn/398 just changed the state of lock: [ 52.094589][ C2] ffff8880056bac38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.095028][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 52.095257][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 52.095262][ C2] [ 52.095262][ C2] [ 52.095262][ C2] and interrupts could create inverse lock ordering between them. [ 52.095262][ C2] [ 52.095846][ C2] [ 52.095846][ C2] other info that might help us debug this: [ 52.096071][ C2] Chain exists of: [ 52.096071][ C2] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 52.096071][ C2] [ 52.096415][ C2] Possible interrupt unsafe locking scenario: [ 52.096415][ C2] [ 52.096641][ C2] CPU0 CPU1 [ 52.096802][ C2] ---- ---- [ 52.096955][ C2] lock(&p->alloc_lock); [ 52.097075][ C2] local_irq_disable(); [ 52.097263][ C2] lock(&br->lock); [ 52.097454][ C2] lock(lweventlist_lock); [ 52.097649][ C2] [ 52.097764][ C2] lock(&br->lock); [ 52.097882][ C2] [ 52.097882][ C2] *** DEADLOCK *** [ 52.097882][ C2] [ 52.098117][ C2] 2 locks held by mausezahn/398: [ 52.098275][ C2] #0: ffffffff89d21c90 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x85/0x1e0 [ 52.098593][ C2] #1: ffffc90000230d68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 52.098906][ C2] [ 52.098906][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 52.099170][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 52.099337][ C2] HARDIRQ-ON-W at: [ 52.099467][ C2] __lock_acquire+0x797/0x1570 [ 52.099674][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.099867][ C2] _raw_spin_lock+0x30/0x40 [ 52.100066][ C2] set_mems_allowed+0x1d/0x210 [ 52.100264][ C2] kernel_init_freeable+0x72/0x310 [ 52.100469][ C2] kernel_init+0x20/0x200 [ 52.100665][ C2] ret_from_fork+0x31/0x70 [ 52.100866][ C2] ret_from_fork_asm+0x1a/0x30 [ 52.101088][ C2] SOFTIRQ-ON-W at: [ 52.101207][ C2] __lock_acquire+0x797/0x1570 [ 52.101402][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.101599][ C2] _raw_spin_lock+0x30/0x40 [ 52.101805][ C2] set_mems_allowed+0x1d/0x210 [ 52.102031][ C2] kernel_init_freeable+0x72/0x310 [ 52.102227][ C2] kernel_init+0x20/0x200 [ 52.102449][ C2] ret_from_fork+0x31/0x70 [ 52.102663][ C2] ret_from_fork_asm+0x1a/0x30 [ 52.102862][ C2] INITIAL USE at: [ 52.103007][ C2] __lock_acquire+0x797/0x1570 [ 52.103233][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.103436][ C2] _raw_spin_lock+0x30/0x40 [ 52.103645][ C2] set_mems_allowed+0x1d/0x210 [ 52.103839][ C2] kernel_init_freeable+0x72/0x310 [ 52.104035][ C2] kernel_init+0x20/0x200 [ 52.104285][ C2] ret_from_fork+0x31/0x70 [ 52.104491][ C2] ret_from_fork_asm+0x1a/0x30 [ 52.104700][ C2] } [ 52.104780][ C2] ... key at: [] __key.387+0x0/0x40 [ 52.105033][ C2] ... acquired at: [ 52.105181][ C2] __lock_acquire+0xaf0/0x1570 [ 52.105339][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.105494][ C2] _raw_spin_lock+0x30/0x40 [ 52.105653][ C2] __get_task_comm+0x27/0x70 [ 52.105860][ C2] ref_tracker_alloc+0x2ee/0x490 [ 52.106032][ C2] linkwatch_fire_event+0x196/0x200 [ 52.106212][ C2] veth_newlink+0x367/0x830 [veth] [ 52.106393][ C2] rtnl_newlink_create+0x341/0x850 [ 52.106560][ C2] __rtnl_newlink+0xac9/0xd80 [ 52.106754][ C2] rtnl_newlink+0x63/0xa0 [ 52.106919][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.107097][ C2] netlink_rcv_skb+0x130/0x360 [ 52.107283][ C2] netlink_unicast+0x449/0x710 [ 52.107450][ C2] netlink_sendmsg+0x723/0xbe0 [ 52.107616][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 52.107796][ C2] ___sys_sendmsg+0xee/0x170 [ 52.107998][ C2] __sys_sendmsg+0xcd/0x170 [ 52.108165][ C2] do_syscall_64+0xc6/0x1e0 [ 52.108353][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.108562][ C2] [ 52.108654][ C2] -> (lweventlist_lock){....}-{2:2} { [ 52.108843][ C2] INITIAL USE at: [ 52.108977][ C2] __lock_acquire+0x797/0x1570 [ 52.109209][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.109427][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 52.109668][ C2] linkwatch_sync_dev+0x29/0x1f0 [ 52.109926][ C2] rtnl_getlink+0x4c9/0x970 [ 52.110139][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.110376][ C2] netlink_rcv_skb+0x130/0x360 [ 52.110588][ C2] netlink_unicast+0x449/0x710 [ 52.110805][ C2] netlink_sendmsg+0x723/0xbe0 [ 52.111016][ C2] __sys_sendto+0x37d/0x410 [ 52.111231][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 52.111439][ C2] do_syscall_64+0xc6/0x1e0 [ 52.111650][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.111910][ C2] } [ 52.111995][ C2] ... key at: [] lweventlist_lock+0x18/0x60 [ 52.112274][ C2] ... acquired at: [ 52.112396][ C2] __lock_acquire+0xaf0/0x1570 [ 52.112583][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.112748][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 52.112924][ C2] linkwatch_fire_event+0x74/0x200 [ 52.113087][ C2] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 52.113361][ C2] br_set_mac_address+0x1f3/0x260 [bridge] [ 52.113625][ C2] dev_set_mac_address+0x28a/0x410 [ 52.113809][ C2] dev_set_mac_address_user+0x31/0x50 [ 52.113999][ C2] do_setlink+0x17b4/0x21e0 [ 52.114163][ C2] rtnl_setlink+0x1f7/0x310 [ 52.114351][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.114515][ C2] netlink_rcv_skb+0x130/0x360 [ 52.114706][ C2] netlink_unicast+0x449/0x710 [ 52.114873][ C2] netlink_sendmsg+0x723/0xbe0 [ 52.115071][ C2] __sys_sendto+0x37d/0x410 [ 52.115237][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 52.115404][ C2] do_syscall_64+0xc6/0x1e0 [ 52.115578][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.115786][ C2] [ 52.115869][ C2] -> (&br->lock){+.-.}-{2:2} { [ 52.116039][ C2] HARDIRQ-ON-W at: [ 52.116164][ C2] __lock_acquire+0x797/0x1570 [ 52.116373][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.116587][ C2] _raw_spin_lock_bh+0x38/0x50 [ 52.116795][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 52.117122][ C2] dev_set_mac_address+0x28a/0x410 [ 52.117330][ C2] dev_set_mac_address_user+0x31/0x50 [ 52.117555][ C2] do_setlink+0x17b4/0x21e0 [ 52.117776][ C2] rtnl_setlink+0x1f7/0x310 [ 52.117985][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.118212][ C2] netlink_rcv_skb+0x130/0x360 [ 52.118450][ C2] netlink_unicast+0x449/0x710 [ 52.118667][ C2] netlink_sendmsg+0x723/0xbe0 [ 52.118918][ C2] __sys_sendto+0x37d/0x410 [ 52.119126][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 52.119356][ C2] do_syscall_64+0xc6/0x1e0 [ 52.119567][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.119821][ C2] IN-SOFTIRQ-W at: [ 52.119948][ C2] __lock_acquire+0x797/0x1570 [ 52.120161][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.120390][ C2] _raw_spin_lock+0x30/0x40 [ 52.120597][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.120918][ C2] call_timer_fn+0x13b/0x230 [ 52.121133][ C2] __run_timers+0x545/0x810 [ 52.121346][ C2] run_timer_softirq+0xe8/0x1b0 [ 52.121556][ C2] __do_softirq+0x1f8/0x5df [ 52.121880][ C2] irq_exit_rcu+0x97/0xc0 [ 52.122091][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 52.122344][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 52.122690][ C2] __orc_find+0x71/0xf0 [ 52.122907][ C2] unwind_next_frame+0x1d2/0x1d00 [ 52.123113][ C2] arch_stack_walk+0x8c/0xf0 [ 52.123345][ C2] stack_trace_save+0x94/0xd0 [ 52.123664][ C2] set_track_prepare+0x31/0x70 [ 52.123875][ C2] free_to_partial_list+0x1db/0x340 [ 52.124082][ C2] qlist_free_all+0x4c/0x140 [ 52.124490][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 52.124702][ C2] __kasan_slab_alloc+0x49/0x70 [ 52.124910][ C2] kmem_cache_alloc_node+0x11d/0x2a0 [ 52.125114][ C2] kmalloc_reserve+0x13e/0x240 [ 52.125420][ C2] __alloc_skb+0x111/0x2e0 [ 52.125626][ C2] alloc_skb_with_frags+0xbb/0x710 [ 52.125834][ C2] sock_alloc_send_pskb+0x660/0x7f0 [ 52.126043][ C2] packet_snd+0x557/0x1840 [ 52.126251][ C2] __sys_sendto+0x37d/0x410 [ 52.126459][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 52.126665][ C2] do_syscall_64+0xc6/0x1e0 [ 52.126873][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.127117][ C2] INITIAL USE at: [ 52.127244][ C2] __lock_acquire+0x797/0x1570 [ 52.127552][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.127758][ C2] _raw_spin_lock_bh+0x38/0x50 [ 52.127964][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 52.128350][ C2] dev_set_mac_address+0x28a/0x410 [ 52.128557][ C2] dev_set_mac_address_user+0x31/0x50 [ 52.128765][ C2] do_setlink+0x17b4/0x21e0 [ 52.128969][ C2] rtnl_setlink+0x1f7/0x310 [ 52.129177][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 52.129381][ C2] netlink_rcv_skb+0x130/0x360 [ 52.129586][ C2] netlink_unicast+0x449/0x710 [ 52.129794][ C2] netlink_sendmsg+0x723/0xbe0 [ 52.130000][ C2] __sys_sendto+0x37d/0x410 [ 52.130222][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 52.130540][ C2] do_syscall_64+0xc6/0x1e0 [ 52.130766][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.131076][ C2] } [ 52.131162][ C2] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 52.131585][ C2] ... acquired at: [ 52.131708][ C2] mark_lock+0x28d/0x3e0 [ 52.131916][ C2] mark_usage+0xd9/0x2a0 [ 52.132098][ C2] __lock_acquire+0x797/0x1570 [ 52.132385][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.132554][ C2] _raw_spin_lock+0x30/0x40 [ 52.132718][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.132988][ C2] call_timer_fn+0x13b/0x230 [ 52.133260][ C2] __run_timers+0x545/0x810 [ 52.133425][ C2] run_timer_softirq+0xe8/0x1b0 [ 52.133591][ C2] __do_softirq+0x1f8/0x5df [ 52.133761][ C2] irq_exit_rcu+0x97/0xc0 [ 52.133927][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 52.134135][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 52.134339][ C2] __orc_find+0x71/0xf0 [ 52.134464][ C2] unwind_next_frame+0x1d2/0x1d00 [ 52.134628][ C2] arch_stack_walk+0x8c/0xf0 [ 52.134794][ C2] stack_trace_save+0x94/0xd0 [ 52.134960][ C2] set_track_prepare+0x31/0x70 [ 52.135137][ C2] free_to_partial_list+0x1db/0x340 [ 52.135303][ C2] qlist_free_all+0x4c/0x140 [ 52.135565][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 52.135730][ C2] __kasan_slab_alloc+0x49/0x70 [ 52.135895][ C2] kmem_cache_alloc_node+0x11d/0x2a0 [ 52.136059][ C2] kmalloc_reserve+0x13e/0x240 [ 52.136331][ C2] __alloc_skb+0x111/0x2e0 [ 52.136496][ C2] alloc_skb_with_frags+0xbb/0x710 [ 52.136666][ C2] sock_alloc_send_pskb+0x660/0x7f0 [ 52.136832][ C2] packet_snd+0x557/0x1840 [ 52.136998][ C2] __sys_sendto+0x37d/0x410 [ 52.137171][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 52.137386][ C2] do_syscall_64+0xc6/0x1e0 [ 52.137551][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.137883][ C2] [ 52.137982][ C2] [ 52.137982][ C2] stack backtrace: [ 52.138194][ C2] CPU: 2 PID: 398 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 52.138450][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 52.138951][ C2] Call Trace: [ 52.139078][ C2] [ 52.139172][ C2] dump_stack_lvl+0x82/0xd0 [ 52.139372][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 52.139679][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 52.139929][ C2] ? __pfx_usage_skip+0x10/0x10 [ 52.140094][ C2] ? __pfx_usage_match+0x10/0x10 [ 52.140286][ C2] ? arch_stack_walk+0xa2/0xf0 [ 52.140560][ C2] mark_lock_irq+0x4cd/0xa10 [ 52.140743][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 52.140908][ C2] ? stack_trace_save+0x94/0xd0 [ 52.141101][ C2] ? save_trace+0x8f/0x5b0 [ 52.141377][ C2] mark_lock+0x28d/0x3e0 [ 52.141528][ C2] mark_usage+0xd9/0x2a0 [ 52.141659][ C2] __lock_acquire+0x797/0x1570 [ 52.141854][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 52.142064][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 52.142374][ C2] lock_acquire.part.0+0xeb/0x330 [ 52.142550][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.142813][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 52.142997][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 52.143207][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.143456][ C2] ? lock_acquire+0x32/0xc0 [ 52.143623][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.144007][ C2] _raw_spin_lock+0x30/0x40 [ 52.144206][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.144466][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 52.144842][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 52.145112][ C2] call_timer_fn+0x13b/0x230 [ 52.145267][ C2] ? call_timer_fn+0xe8/0x230 [ 52.145445][ C2] ? call_timer_fn+0xe8/0x230 [ 52.145702][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 52.145868][ C2] ? hlock_class+0x4e/0x130 [ 52.146020][ C2] ? mark_held_locks+0x9e/0xe0 [ 52.146173][ C2] __run_timers+0x545/0x810 [ 52.146452][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 52.146750][ C2] ? __pfx___run_timers+0x10/0x10 [ 52.146903][ C2] ? do_raw_spin_lock+0x131/0x270 [ 52.147080][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 52.147350][ C2] ? lock_acquire+0x32/0xc0 [ 52.147504][ C2] ? run_timer_softirq+0xe0/0x1b0 [ 52.147681][ C2] run_timer_softirq+0xe8/0x1b0 [ 52.147837][ C2] __do_softirq+0x1f8/0x5df [ 52.148017][ C2] irq_exit_rcu+0x97/0xc0 [ 52.148140][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 52.148307][ C2] [ 52.148387][ C2] [ 52.148488][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 52.148680][ C2] RIP: 0010:__orc_find+0x71/0xf0 [ 52.148893][ C2] Code: 89 df 4c 39 e5 77 4e 4c 89 e2 48 29 ea 48 89 d6 48 c1 ea 3f 48 c1 fe 02 48 01 f2 48 d1 fa 48 8d 5c 95 00 48 89 da 48 c1 ea 03 <0f> b6 34 0a 48 89 da 83 e2 07 83 c2 03 40 38 f2 7c 05 40 84 f6 75 [ 52.149571][ C2] RSP: 0018:ffffc9000056f4b8 EFLAGS: 00000a02 [ 52.149792][ C2] RAX: ffffffff8ac995e8 RBX: ffffffff8a839b38 RCX: dffffc0000000000 [ 52.150050][ C2] RDX: 1ffffffff1507367 RSI: 0000000000000002 RDI: ffffffff8a839b34 [ 52.150532][ C2] RBP: ffffffff8a839b34 R08: ffffc9000056f638 R09: 1ffff920000adea8 [ 52.150793][ C2] R10: ffffc9000056f5f8 R11: ffffc9000056f639 R12: ffffffff8a839b3c [ 52.151058][ C2] R13: ffffffff88a00125 R14: ffffffff8a839b34 R15: ffffffff8a839b34 [ 52.151418][ C2] ? entry_SYSCALL_64_after_hwframe+0x6c/0x75 [ 52.151631][ C2] ? arch_stack_walk+0x68/0xf0 [ 52.151793][ C2] unwind_next_frame+0x1d2/0x1d00 [ 52.151945][ C2] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.152267][ C2] ? __pfx_unwind_next_frame+0x10/0x10 [ 52.152444][ C2] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.152647][ C2] ? kernel_text_address+0x17/0xe0 [ 52.152829][ C2] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 52.153020][ C2] arch_stack_walk+0x8c/0xf0 [ 52.153199][ C2] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.153399][ C2] stack_trace_save+0x94/0xd0 [ 52.153574][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 52.153725][ C2] ? find_held_lock+0x2c/0x110 [ 52.153903][ C2] set_track_prepare+0x31/0x70 [ 52.154064][ C2] ? kasan_quarantine_reduce+0x192/0x1e0 [ 52.154228][ C2] ? __kasan_slab_alloc+0x49/0x70 [ 52.154509][ C2] ? kmem_cache_alloc_node+0x11d/0x2a0 [ 52.154692][ C2] ? kmalloc_reserve+0x13e/0x240 [ 52.154845][ C2] ? __alloc_skb+0x111/0x2e0 [ 52.154997][ C2] ? alloc_skb_with_frags+0xbb/0x710 [ 52.155275][ C2] ? sock_alloc_send_pskb+0x660/0x7f0 [ 52.155450][ C2] ? packet_snd+0x557/0x1840 [ 52.155610][ C2] ? __sys_sendto+0x37d/0x410 [ 52.155789][ C2] ? __x64_sys_sendto+0xe0/0x1c0 [ 52.155946][ C2] ? do_syscall_64+0xc6/0x1e0 [ 52.156106][ C2] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.156314][ C2] ? mark_held_locks+0x9e/0xe0 [ 52.156487][ C2] free_to_partial_list+0x1db/0x340 [ 52.156642][ C2] ? qlist_free_all+0x47/0x140 [ 52.156799][ C2] qlist_free_all+0x4c/0x140 [ 52.156985][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 52.157140][ C2] __kasan_slab_alloc+0x49/0x70 [ 52.157348][ C2] kmem_cache_alloc_node+0x11d/0x2a0 [ 52.157623][ C2] ? kmalloc_reserve+0x50/0x240 [ 52.157797][ C2] kmalloc_reserve+0x13e/0x240 [ 52.157975][ C2] __alloc_skb+0x111/0x2e0 [ 52.158143][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 52.158427][ C2] ? __lock_release+0x103/0x460 [ 52.158580][ C2] ? dev_queue_xmit_nit+0x775/0xad0 [ 52.158747][ C2] ? hlock_class+0x4e/0x130 [ 52.158928][ C2] ? mark_lock+0x38/0x3e0 [ 52.159142][ C2] ? __lock_release+0x103/0x460 [ 52.159339][ C2] alloc_skb_with_frags+0xbb/0x710 [ 52.159503][ C2] sock_alloc_send_pskb+0x660/0x7f0 [ 52.159656][ C2] ? find_held_lock+0x2c/0x110 [ 52.159841][ C2] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 52.160091][ C2] ? dev_get_by_index+0x177/0x270 [ 52.160249][ C2] packet_snd+0x557/0x1840 [ 52.160406][ C2] ? __lock_release+0x103/0x460 [ 52.160557][ C2] ? __pfx___lock_release+0x10/0x10 [ 52.160804][ C2] ? __pfx_packet_snd+0x10/0x10 [ 52.160959][ C2] ? __might_fault+0xc3/0x170 [ 52.161146][ C2] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 52.161378][ C2] ? __might_fault+0x11b/0x170 [ 52.161678][ C2] __sys_sendto+0x37d/0x410 [ 52.161887][ C2] ? __pfx___sys_sendto+0x10/0x10 [ 52.162091][ C2] ? net_rx_action+0x49f/0xc00 [ 52.162285][ C2] ? sock_ioctl+0x3bc/0x590 [ 52.162599][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 52.162791][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 52.163027][ C2] do_syscall_64+0xc6/0x1e0 [ 52.163217][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 52.163621][ C2] RIP: 0033:0x7f978edcc85a [ 52.163827][ C2] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89 [ 52.164610][ C2] RSP: 002b:00007ffdc855d5b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 52.164887][ C2] RAX: ffffffffffffffda RBX: 0000000000ab19d0 RCX: 00007f978edcc85a [ 52.165177][ C2] RDX: 0000000000001f6a RSI: 0000000000ab58e2 RDI: 0000000000000005 [ 52.165758][ C2] RBP: 0000000000ab58e2 R08: 00007ffdc855d5c0 R09: 0000000000000014 [ 52.166165][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.166501][ C2] R13: 0000000000001f6a R14: 00007ffdc855d5c0 R15: 0000000000000000 [ 52.166753][ C2] [ 118.161924][ T613] br11: port 2(veth2.11) entered disabled state [ 118.162385][ T613] br11: port 1(veth1.11) entered disabled state [ 118.289808][ T614] br10: port 2(veth2.10) entered disabled state [ 118.290257][ T614] br10: port 1(veth1.10) entered disabled state [ 118.504302][ T616] veth2.11: left allmulticast mode [ 118.504566][ T616] veth2.11: left promiscuous mode [ 118.504833][ T616] br11: port 2(veth2.11) entered disabled state [ 118.724359][ T618] veth2: left allmulticast mode [ 118.724604][ T618] veth2: left promiscuous mode [ 118.839514][ T621] veth2.10: left allmulticast mode [ 118.839789][ T621] veth2.10: left promiscuous mode [ 118.840195][ T621] br10: port 2(veth2.10) entered disabled state [ 119.388055][ T626] veth1.11: left allmulticast mode [ 119.388242][ T626] veth1.11: left promiscuous mode [ 119.388523][ T626] br11: port 1(veth1.11) entered disabled state [ 119.608149][ T628] veth1: left allmulticast mode [ 119.608331][ T628] veth1: left promiscuous mode [ 119.716950][ T629] veth1.10: left allmulticast mode [ 119.717115][ T629] veth1.10: left promiscuous mode [ 119.717377][ T629] br10: port 1(veth1.10) entered disabled state