[ 25.748771][ T248] ip (248) used greatest stack depth: 23056 bytes left [ 28.395808][ T283] 8021q: 802.1Q VLAN Support v1.8 [ 32.519276][ T325] GACT probability NOT on [ 34.039443][ T340] br10: port 1(veth1.10) entered blocking state [ 34.039859][ T340] br10: port 1(veth1.10) entered disabled state [ 34.040218][ T340] veth1.10: entered allmulticast mode [ 34.040388][ T340] veth1: entered allmulticast mode [ 34.042364][ T340] veth1.10: entered promiscuous mode [ 34.042578][ T340] veth1: entered promiscuous mode [ 34.515055][ T345] br11: port 1(veth1.11) entered blocking state [ 34.515328][ T345] br11: port 1(veth1.11) entered disabled state [ 34.515600][ T345] veth1.11: entered allmulticast mode [ 34.517584][ T345] veth1.11: entered promiscuous mode [ 35.447008][ T355] br10: port 2(veth2.10) entered blocking state [ 35.447258][ T355] br10: port 2(veth2.10) entered disabled state [ 35.447522][ T355] veth2.10: entered allmulticast mode [ 35.448081][ T355] veth2: entered allmulticast mode [ 35.449980][ T355] veth2.10: entered promiscuous mode [ 35.450159][ T355] veth2: entered promiscuous mode [ 35.956173][ T360] br11: port 2(veth2.11) entered blocking state [ 35.956480][ T360] br11: port 2(veth2.11) entered disabled state [ 35.956777][ T360] veth2.11: entered allmulticast mode [ 35.958722][ T360] veth2.11: entered promiscuous mode [ 36.453560][ T364] br10: port 2(veth2.10) entered blocking state [ 36.454034][ T364] br10: port 2(veth2.10) entered forwarding state [ 36.454882][ T364] br10: port 1(veth1.10) entered blocking state [ 36.455159][ T364] br10: port 1(veth1.10) entered forwarding state [ 36.581712][ T365] br11: port 2(veth2.11) entered blocking state [ 36.582047][ T365] br11: port 2(veth2.11) entered forwarding state [ 36.582880][ T365] br11: port 1(veth1.11) entered blocking state [ 36.583172][ T365] br11: port 1(veth1.11) entered forwarding state [ 51.530144][ C2] [ 51.530356][ C2] ======================================================== [ 51.530711][ C2] WARNING: possible irq lock inversion dependency detected [ 51.531096][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 51.531334][ C2] -------------------------------------------------------- [ 51.531705][ C2] mausezahn/399 just changed the state of lock: [ 51.532005][ C2] ffff88800613ac38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.532633][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 51.533010][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 51.533018][ C2] [ 51.533018][ C2] [ 51.533018][ C2] and interrupts could create inverse lock ordering between them. [ 51.533018][ C2] [ 51.533889][ C2] [ 51.533889][ C2] other info that might help us debug this: [ 51.534261][ C2] Chain exists of: [ 51.534261][ C2] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 51.534261][ C2] [ 51.534780][ C2] Possible interrupt unsafe locking scenario: [ 51.534780][ C2] [ 51.535126][ C2] CPU0 CPU1 [ 51.535341][ C2] ---- ---- [ 51.535584][ C2] lock(&p->alloc_lock); [ 51.535771][ C2] local_irq_disable(); [ 51.536076][ C2] lock(&br->lock); [ 51.536377][ C2] lock(lweventlist_lock); [ 51.536696][ C2] [ 51.536886][ C2] lock(&br->lock); [ 51.537069][ C2] [ 51.537069][ C2] *** DEADLOCK *** [ 51.537069][ C2] [ 51.537346][ C2] 1 lock held by mausezahn/399: [ 51.537515][ C2] #0: ffffc90000230d68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 51.537900][ C2] [ 51.537900][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 51.538266][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 51.538443][ C2] HARDIRQ-ON-W at: [ 51.538561][ C2] __lock_acquire+0x797/0x1570 [ 51.538769][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.538962][ C2] _raw_spin_lock+0x30/0x40 [ 51.539158][ C2] set_mems_allowed+0x1d/0x210 [ 51.539351][ C2] kernel_init_freeable+0x72/0x310 [ 51.539545][ C2] kernel_init+0x20/0x200 [ 51.539743][ C2] ret_from_fork+0x31/0x70 [ 51.539939][ C2] ret_from_fork_asm+0x1a/0x30 [ 51.540126][ C2] SOFTIRQ-ON-W at: [ 51.540242][ C2] __lock_acquire+0x797/0x1570 [ 51.540431][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.540625][ C2] _raw_spin_lock+0x30/0x40 [ 51.540821][ C2] set_mems_allowed+0x1d/0x210 [ 51.541022][ C2] kernel_init_freeable+0x72/0x310 [ 51.541219][ C2] kernel_init+0x20/0x200 [ 51.541416][ C2] ret_from_fork+0x31/0x70 [ 51.541613][ C2] ret_from_fork_asm+0x1a/0x30 [ 51.541820][ C2] INITIAL USE at: [ 51.541942][ C2] __lock_acquire+0x797/0x1570 [ 51.542140][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.542382][ C2] _raw_spin_lock+0x30/0x40 [ 51.542619][ C2] set_mems_allowed+0x1d/0x210 [ 51.542849][ C2] kernel_init_freeable+0x72/0x310 [ 51.543044][ C2] kernel_init+0x20/0x200 [ 51.543244][ C2] ret_from_fork+0x31/0x70 [ 51.543434][ C2] ret_from_fork_asm+0x1a/0x30 [ 51.543630][ C2] } [ 51.543731][ C2] ... key at: [] __key.387+0x0/0x40 [ 51.543973][ C2] ... acquired at: [ 51.544104][ C2] __lock_acquire+0xaf0/0x1570 [ 51.544283][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.544436][ C2] _raw_spin_lock+0x30/0x40 [ 51.544593][ C2] __get_task_comm+0x27/0x70 [ 51.544775][ C2] ref_tracker_alloc+0x2ee/0x490 [ 51.544931][ C2] linkwatch_fire_event+0x196/0x200 [ 51.545084][ C2] veth_newlink+0x367/0x830 [veth] [ 51.545246][ C2] rtnl_newlink_create+0x341/0x850 [ 51.545407][ C2] __rtnl_newlink+0xac9/0xd80 [ 51.545558][ C2] rtnl_newlink+0x63/0xa0 [ 51.545707][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.545878][ C2] netlink_rcv_skb+0x130/0x360 [ 51.546035][ C2] netlink_unicast+0x449/0x710 [ 51.546183][ C2] netlink_sendmsg+0x723/0xbe0 [ 51.546335][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 51.546484][ C2] ___sys_sendmsg+0xee/0x170 [ 51.546638][ C2] __sys_sendmsg+0xcd/0x170 [ 51.546805][ C2] do_syscall_64+0xc6/0x1e0 [ 51.546958][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.547169][ C2] [ 51.547256][ C2] -> (lweventlist_lock){....}-{2:2} { [ 51.547416][ C2] INITIAL USE at: [ 51.547528][ C2] __lock_acquire+0x797/0x1570 [ 51.547729][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.548033][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 51.548340][ C2] linkwatch_sync_dev+0x29/0x1f0 [ 51.548636][ C2] rtnl_getlink+0x4c9/0x970 [ 51.548847][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.549037][ C2] netlink_rcv_skb+0x130/0x360 [ 51.549226][ C2] netlink_unicast+0x449/0x710 [ 51.549417][ C2] netlink_sendmsg+0x723/0xbe0 [ 51.549614][ C2] __sys_sendto+0x37d/0x410 [ 51.549812][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.550009][ C2] do_syscall_64+0xc6/0x1e0 [ 51.550199][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.550424][ C2] } [ 51.550504][ C2] ... key at: [] lweventlist_lock+0x18/0x60 [ 51.550733][ C2] ... acquired at: [ 51.550858][ C2] __lock_acquire+0xaf0/0x1570 [ 51.551011][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.551164][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 51.551315][ C2] linkwatch_fire_event+0x74/0x200 [ 51.551471][ C2] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 51.551705][ C2] br_set_mac_address+0x1f3/0x260 [bridge] [ 51.551960][ C2] dev_set_mac_address+0x28a/0x410 [ 51.552116][ C2] dev_set_mac_address_user+0x31/0x50 [ 51.552273][ C2] do_setlink+0x17b4/0x21e0 [ 51.552423][ C2] rtnl_setlink+0x1f7/0x310 [ 51.552584][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.552735][ C2] netlink_rcv_skb+0x130/0x360 [ 51.552891][ C2] netlink_unicast+0x449/0x710 [ 51.553042][ C2] netlink_sendmsg+0x723/0xbe0 [ 51.553192][ C2] __sys_sendto+0x37d/0x410 [ 51.553342][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.553496][ C2] do_syscall_64+0xc6/0x1e0 [ 51.553651][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.553859][ C2] [ 51.553935][ C2] -> (&br->lock){+.-.}-{2:2} { [ 51.554102][ C2] HARDIRQ-ON-W at: [ 51.554220][ C2] __lock_acquire+0x797/0x1570 [ 51.554415][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.554608][ C2] _raw_spin_lock_bh+0x38/0x50 [ 51.554814][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 51.555083][ C2] dev_set_mac_address+0x28a/0x410 [ 51.555279][ C2] dev_set_mac_address_user+0x31/0x50 [ 51.555471][ C2] do_setlink+0x17b4/0x21e0 [ 51.555665][ C2] rtnl_setlink+0x1f7/0x310 [ 51.555880][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.556069][ C2] netlink_rcv_skb+0x130/0x360 [ 51.556263][ C2] netlink_unicast+0x449/0x710 [ 51.556460][ C2] netlink_sendmsg+0x723/0xbe0 [ 51.556656][ C2] __sys_sendto+0x37d/0x410 [ 51.556856][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.557054][ C2] do_syscall_64+0xc6/0x1e0 [ 51.557245][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.557476][ C2] IN-SOFTIRQ-W at: [ 51.557593][ C2] __lock_acquire+0x797/0x1570 [ 51.557798][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.557987][ C2] _raw_spin_lock+0x30/0x40 [ 51.558180][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.558449][ C2] call_timer_fn+0x13b/0x230 [ 51.558647][ C2] __run_timers+0x545/0x810 [ 51.558861][ C2] run_timer_softirq+0xe8/0x1b0 [ 51.559164][ C2] __do_softirq+0x1f8/0x5df [ 51.559353][ C2] irq_exit_rcu+0x97/0xc0 [ 51.559554][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 51.559782][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 51.560101][ C2] arch_stack_walk+0x92/0xf0 [ 51.560292][ C2] stack_trace_save+0x94/0xd0 [ 51.560487][ C2] kasan_save_stack+0x24/0x50 [ 51.560779][ C2] kasan_save_track+0x14/0x30 [ 51.560982][ C2] __kasan_slab_alloc+0x59/0x70 [ 51.561173][ C2] kmem_cache_alloc+0xef/0x270 [ 51.561550][ C2] __alloc_object+0x39/0x6f0 [ 51.561738][ C2] __create_object+0x22/0xb0 [ 51.561928][ C2] kmem_cache_alloc_node+0x230/0x2a0 [ 51.562125][ C2] __alloc_skb+0x215/0x2e0 [ 51.562416][ C2] alloc_skb_with_frags+0xbb/0x710 [ 51.562603][ C2] sock_alloc_send_pskb+0x660/0x7f0 [ 51.562814][ C2] packet_snd+0x557/0x1840 [ 51.563102][ C2] __sys_sendto+0x37d/0x410 [ 51.563289][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.563476][ C2] do_syscall_64+0xc6/0x1e0 [ 51.563766][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.563992][ C2] INITIAL USE at: [ 51.564141][ C2] __lock_acquire+0x797/0x1570 [ 51.564333][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.564615][ C2] _raw_spin_lock_bh+0x38/0x50 [ 51.564805][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 51.565069][ C2] dev_set_mac_address+0x28a/0x410 [ 51.565357][ C2] dev_set_mac_address_user+0x31/0x50 [ 51.565549][ C2] do_setlink+0x17b4/0x21e0 [ 51.565734][ C2] rtnl_setlink+0x1f7/0x310 [ 51.565923][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.566204][ C2] netlink_rcv_skb+0x130/0x360 [ 51.566405][ C2] netlink_unicast+0x449/0x710 [ 51.566598][ C2] netlink_sendmsg+0x723/0xbe0 [ 51.566899][ C2] __sys_sendto+0x37d/0x410 [ 51.567095][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.567281][ C2] do_syscall_64+0xc6/0x1e0 [ 51.567570][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.567797][ C2] } [ 51.567874][ C2] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 51.568173][ C2] ... acquired at: [ 51.568378][ C2] mark_lock+0x28d/0x3e0 [ 51.568529][ C2] mark_usage+0xd9/0x2a0 [ 51.568682][ C2] __lock_acquire+0x797/0x1570 [ 51.568830][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.569071][ C2] _raw_spin_lock+0x30/0x40 [ 51.569221][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.569459][ C2] call_timer_fn+0x13b/0x230 [ 51.569613][ C2] __run_timers+0x545/0x810 [ 51.569860][ C2] run_timer_softirq+0xe8/0x1b0 [ 51.570011][ C2] __do_softirq+0x1f8/0x5df [ 51.570159][ C2] irq_exit_rcu+0x97/0xc0 [ 51.570313][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 51.570593][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 51.570791][ C2] arch_stack_walk+0x92/0xf0 [ 51.570944][ C2] stack_trace_save+0x94/0xd0 [ 51.571100][ C2] kasan_save_stack+0x24/0x50 [ 51.571347][ C2] kasan_save_track+0x14/0x30 [ 51.571497][ C2] __kasan_slab_alloc+0x59/0x70 [ 51.571648][ C2] kmem_cache_alloc+0xef/0x270 [ 51.571801][ C2] __alloc_object+0x39/0x6f0 [ 51.571955][ C2] __create_object+0x22/0xb0 [ 51.572199][ C2] kmem_cache_alloc_node+0x230/0x2a0 [ 51.572352][ C2] __alloc_skb+0x215/0x2e0 [ 51.572506][ C2] alloc_skb_with_frags+0xbb/0x710 [ 51.572664][ C2] sock_alloc_send_pskb+0x660/0x7f0 [ 51.572910][ C2] packet_snd+0x557/0x1840 [ 51.573069][ C2] __sys_sendto+0x37d/0x410 [ 51.573218][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.573367][ C2] do_syscall_64+0xc6/0x1e0 [ 51.573711][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.573896][ C2] [ 51.573971][ C2] [ 51.573971][ C2] stack backtrace: [ 51.574173][ C2] CPU: 2 PID: 399 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 51.574493][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 51.574844][ C2] Call Trace: [ 51.574966][ C2] [ 51.575046][ C2] dump_stack_lvl+0x82/0xd0 [ 51.575298][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 51.575493][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 51.575690][ C2] ? __pfx_usage_skip+0x10/0x10 [ 51.575934][ C2] ? __pfx_usage_match+0x10/0x10 [ 51.576084][ C2] ? arch_stack_walk+0xa2/0xf0 [ 51.576236][ C2] mark_lock_irq+0x4cd/0xa10 [ 51.576393][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 51.576545][ C2] ? stack_trace_save+0x94/0xd0 [ 51.576790][ C2] ? save_trace+0x8f/0x5b0 [ 51.576940][ C2] mark_lock+0x28d/0x3e0 [ 51.577063][ C2] mark_usage+0xd9/0x2a0 [ 51.577177][ C2] __lock_acquire+0x797/0x1570 [ 51.577424][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 51.577617][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 51.577883][ C2] lock_acquire.part.0+0xeb/0x330 [ 51.578035][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.578360][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 51.578518][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 51.578668][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.578902][ C2] ? lock_acquire+0x32/0xc0 [ 51.579150][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.579372][ C2] _raw_spin_lock+0x30/0x40 [ 51.579525][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.579845][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.580100][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 51.580373][ C2] call_timer_fn+0x13b/0x230 [ 51.580533][ C2] ? call_timer_fn+0xe8/0x230 [ 51.580781][ C2] ? call_timer_fn+0xe8/0x230 [ 51.580942][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 51.581105][ C2] ? mark_lock+0x38/0x3e0 [ 51.581230][ C2] __run_timers+0x545/0x810 [ 51.581484][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 51.581768][ C2] ? __pfx___run_timers+0x10/0x10 [ 51.581930][ C2] ? do_raw_spin_lock+0x131/0x270 [ 51.582091][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.582350][ C2] ? lock_acquire+0x32/0xc0 [ 51.582511][ C2] ? run_timer_softirq+0xe0/0x1b0 [ 51.582674][ C2] run_timer_softirq+0xe8/0x1b0 [ 51.582856][ C2] __do_softirq+0x1f8/0x5df [ 51.583109][ C2] irq_exit_rcu+0x97/0xc0 [ 51.583238][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 51.583402][ C2] [ 51.583489][ C2] [ 51.583610][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 51.583811][ C2] RIP: 0010:arch_stack_walk+0x92/0xf0 [ 51.584101][ C2] Code: 8b 95 68 ff ff ff 85 d2 75 24 eb 36 4c 89 e7 ff d3 0f 1f 00 84 c0 74 2a 48 8d bd 68 ff ff ff e8 b4 16 07 00 8b 85 68 ff ff ff <85> c0 74 14 48 8d bd 68 ff ff ff e8 6e 10 07 00 48 89 c6 48 85 c0 [ 51.584740][ C2] RSP: 0018:ffffc9000053f4a8 EFLAGS: 00000292 [ 51.584940][ C2] RAX: 0000000000000001 RBX: ffffffff93bc8260 RCX: ffffc90000540001 [ 51.585164][ C2] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc9000053f4b8 [ 51.585487][ C2] RBP: ffffc9000053f540 R08: ffffc9000053f4e8 R09: fffff520000a7e7e [ 51.585713][ C2] R10: ffffc9000053f4a8 R11: ffffc9000053f4e9 R12: ffffc9000053f570 [ 51.585945][ C2] R13: 0000000000000000 R14: ffff888005a6a300 R15: 0000000000092cc0 [ 51.586363][ C2] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 51.586551][ C2] ? arch_stack_walk+0x8c/0xf0 [ 51.586701][ C2] ? sock_alloc_send_pskb+0x660/0x7f0 [ 51.586865][ C2] stack_trace_save+0x94/0xd0 [ 51.587110][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 51.587260][ C2] ? find_held_lock+0x2c/0x110 [ 51.587414][ C2] kasan_save_stack+0x24/0x50 [ 51.587564][ C2] ? kasan_save_stack+0x24/0x50 [ 51.587805][ C2] ? kasan_save_track+0x14/0x30 [ 51.587953][ C2] ? __kasan_slab_alloc+0x59/0x70 [ 51.588103][ C2] ? kmem_cache_alloc+0xef/0x270 [ 51.588252][ C2] ? __alloc_object+0x39/0x6f0 [ 51.588402][ C2] ? __create_object+0x22/0xb0 [ 51.588643][ C2] ? kmem_cache_alloc_node+0x230/0x2a0 [ 51.588791][ C2] ? __alloc_skb+0x215/0x2e0 [ 51.588944][ C2] ? alloc_skb_with_frags+0xbb/0x710 [ 51.589097][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 51.589377][ C2] ? get_partial_node.part.0+0x1c5/0x3a0 [ 51.589526][ C2] ? ___slab_alloc+0xb70/0x10a0 [ 51.589678][ C2] ? kmem_cache_alloc+0x42/0x270 [ 51.589826][ C2] ? __alloc_object+0x39/0x6f0 [ 51.590068][ C2] ? __pfx___lock_release+0x10/0x10 [ 51.590222][ C2] kasan_save_track+0x14/0x30 [ 51.590376][ C2] __kasan_slab_alloc+0x59/0x70 [ 51.590524][ C2] kmem_cache_alloc+0xef/0x270 [ 51.590774][ C2] __alloc_object+0x39/0x6f0 [ 51.590930][ C2] __create_object+0x22/0xb0 [ 51.591079][ C2] kmem_cache_alloc_node+0x230/0x2a0 [ 51.591227][ C2] ? __alloc_skb+0x180/0x2e0 [ 51.591474][ C2] __alloc_skb+0x215/0x2e0 [ 51.591622][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 51.591770][ C2] ? __lock_release+0x103/0x460 [ 51.591924][ C2] ? dev_queue_xmit_nit+0x775/0xad0 [ 51.592075][ C2] ? hlock_class+0x4e/0x130 [ 51.592321][ C2] ? mark_lock+0x38/0x3e0 [ 51.592436][ C2] ? __lock_release+0x103/0x460 [ 51.592585][ C2] alloc_skb_with_frags+0xbb/0x710 [ 51.592735][ C2] sock_alloc_send_pskb+0x660/0x7f0 [ 51.592978][ C2] ? find_held_lock+0x2c/0x110 [ 51.593127][ C2] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.593290][ C2] ? dev_get_by_index+0x177/0x270 [ 51.593449][ C2] packet_snd+0x557/0x1840 [ 51.593702][ C2] ? __lock_release+0x103/0x460 [ 51.593866][ C2] ? __pfx___lock_release+0x10/0x10 [ 51.594027][ C2] ? __pfx_packet_snd+0x10/0x10 [ 51.594225][ C2] ? __might_fault+0xc3/0x170 [ 51.594389][ C2] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 51.594732][ C2] ? __might_fault+0x11b/0x170 [ 51.594915][ C2] __sys_sendto+0x37d/0x410 [ 51.595081][ C2] ? __pfx___sys_sendto+0x10/0x10 [ 51.595341][ C2] ? lock_acquire+0x32/0xc0 [ 51.595507][ C2] ? sock_ioctl+0x3bc/0x590 [ 51.595671][ C2] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 51.595839][ C2] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 51.596138][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.596302][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 51.596512][ C2] do_syscall_64+0xc6/0x1e0 [ 51.596676][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.596974][ C2] RIP: 0033:0x7fcb3b58b85a [ 51.597149][ 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 [ 51.597820][ C2] RSP: 002b:00007ffd9c4bef88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 51.598072][ C2] RAX: ffffffffffffffda RBX: 00000000214cb9d0 RCX: 00007fcb3b58b85a [ 51.598317][ C2] RDX: 0000000000001f6a RSI: 00000000214cf8e2 RDI: 0000000000000005 [ 51.598760][ C2] RBP: 00000000214cf8e2 R08: 00007ffd9c4bef90 R09: 0000000000000014 [ 51.599014][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.599258][ C2] R13: 0000000000001f6a R14: 00007ffd9c4bef90 R15: 0000000000000000 [ 51.599606][ C2] [ 118.317504][ T614] br11: port 2(veth2.11) entered disabled state [ 118.318035][ T614] br11: port 1(veth1.11) entered disabled state [ 118.442895][ T615] br10: port 2(veth2.10) entered disabled state [ 118.443645][ T615] br10: port 1(veth1.10) entered disabled state [ 118.668678][ T617] veth2.11: left allmulticast mode [ 118.668858][ T617] veth2.11: left promiscuous mode [ 118.669119][ T617] br11: port 2(veth2.11) entered disabled state [ 118.927083][ T619] veth2: left allmulticast mode [ 118.927357][ T619] veth2: left promiscuous mode [ 119.037991][ T622] veth2.10: left allmulticast mode [ 119.038181][ T622] veth2.10: left promiscuous mode [ 119.038445][ T622] br10: port 2(veth2.10) entered disabled state [ 119.619620][ T627] veth1.11: left allmulticast mode [ 119.619796][ T627] veth1.11: left promiscuous mode [ 119.620058][ T627] br11: port 1(veth1.11) entered disabled state [ 119.851946][ T629] veth1: left allmulticast mode [ 119.852186][ T629] veth1: left promiscuous mode [ 119.960402][ T630] veth1.10: left allmulticast mode [ 119.960586][ T630] veth1.10: left promiscuous mode [ 119.960842][ T630] br10: port 1(veth1.10) entered disabled state