[ 25.176034][ T239] ip (239) used greatest stack depth: 23744 bytes left [ 28.276659][ T284] 8021q: 802.1Q VLAN Support v1.8 [ 32.577919][ T326] GACT probability NOT on [ 34.092497][ T341] br10: port 1(veth1.10) entered blocking state [ 34.092930][ T341] br10: port 1(veth1.10) entered disabled state [ 34.093279][ T341] veth1.10: entered allmulticast mode [ 34.093738][ T341] veth1: entered allmulticast mode [ 34.095651][ T341] veth1.10: entered promiscuous mode [ 34.095838][ T341] veth1: entered promiscuous mode [ 34.579171][ T346] br11: port 1(veth1.11) entered blocking state [ 34.579610][ T346] br11: port 1(veth1.11) entered disabled state [ 34.580022][ T346] veth1.11: entered allmulticast mode [ 34.584415][ T346] veth1.11: entered promiscuous mode [ 35.493282][ T356] br10: port 2(veth2.10) entered blocking state [ 35.494493][ T356] br10: port 2(veth2.10) entered disabled state [ 35.494890][ T356] veth2.10: entered allmulticast mode [ 35.495088][ T356] veth2: entered allmulticast mode [ 35.496977][ T356] veth2.10: entered promiscuous mode [ 35.497173][ T356] veth2: entered promiscuous mode [ 35.969127][ T361] br11: port 2(veth2.11) entered blocking state [ 35.969461][ T361] br11: port 2(veth2.11) entered disabled state [ 35.969709][ T361] veth2.11: entered allmulticast mode [ 35.972756][ T361] veth2.11: entered promiscuous mode [ 36.481471][ T365] br10: port 2(veth2.10) entered blocking state [ 36.481972][ T365] br10: port 2(veth2.10) entered forwarding state [ 36.482891][ T365] br10: port 1(veth1.10) entered blocking state [ 36.483158][ T365] br10: port 1(veth1.10) entered forwarding state [ 36.601372][ T366] br11: port 2(veth2.11) entered blocking state [ 36.601708][ T366] br11: port 2(veth2.11) entered forwarding state [ 36.602187][ T366] br11: port 1(veth1.11) entered blocking state [ 36.602468][ T366] br11: port 1(veth1.11) entered forwarding state [ 51.505578][ C0] [ 51.505732][ C0] ======================================================== [ 51.505970][ C0] WARNING: possible irq lock inversion dependency detected [ 51.506197][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 51.506430][ C0] -------------------------------------------------------- [ 51.506775][ C0] mausezahn/400 just changed the state of lock: [ 51.507068][ C0] ffff888007b3ac38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.507721][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 51.508085][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 51.508092][ C0] [ 51.508092][ C0] [ 51.508092][ C0] and interrupts could create inverse lock ordering between them. [ 51.508092][ C0] [ 51.508997][ C0] [ 51.508997][ C0] other info that might help us debug this: [ 51.509245][ C0] Chain exists of: [ 51.509245][ C0] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 51.509245][ C0] [ 51.509596][ C0] Possible interrupt unsafe locking scenario: [ 51.509596][ C0] [ 51.509819][ C0] CPU0 CPU1 [ 51.509967][ C0] ---- ---- [ 51.510128][ C0] lock(&p->alloc_lock); [ 51.510243][ C0] local_irq_disable(); [ 51.510436][ C0] lock(&br->lock); [ 51.510631][ C0] lock(lweventlist_lock); [ 51.510827][ C0] [ 51.510941][ C0] lock(&br->lock); [ 51.511068][ C0] [ 51.511068][ C0] *** DEADLOCK *** [ 51.511068][ C0] [ 51.511296][ C0] 1 lock held by mausezahn/400: [ 51.511452][ C0] #0: ffffc90000007b68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 51.511769][ C0] [ 51.511769][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 51.512032][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 51.512199][ C0] HARDIRQ-ON-W at: [ 51.512317][ C0] __lock_acquire+0x797/0x1570 [ 51.512527][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.512739][ C0] _raw_spin_lock+0x30/0x40 [ 51.512940][ C0] set_mems_allowed+0x1d/0x210 [ 51.513143][ C0] kernel_init_freeable+0x72/0x310 [ 51.513338][ C0] kernel_init+0x20/0x200 [ 51.513534][ C0] ret_from_fork+0x31/0x70 [ 51.513735][ C0] ret_from_fork_asm+0x1a/0x30 [ 51.513929][ C0] SOFTIRQ-ON-W at: [ 51.514051][ C0] __lock_acquire+0x797/0x1570 [ 51.514261][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.514465][ C0] _raw_spin_lock+0x30/0x40 [ 51.514659][ C0] set_mems_allowed+0x1d/0x210 [ 51.514852][ C0] kernel_init_freeable+0x72/0x310 [ 51.515044][ C0] kernel_init+0x20/0x200 [ 51.515249][ C0] ret_from_fork+0x31/0x70 [ 51.515450][ C0] ret_from_fork_asm+0x1a/0x30 [ 51.515638][ C0] INITIAL USE at: [ 51.515752][ C0] __lock_acquire+0x797/0x1570 [ 51.515940][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.516177][ C0] _raw_spin_lock+0x30/0x40 [ 51.516490][ C0] set_mems_allowed+0x1d/0x210 [ 51.516682][ C0] kernel_init_freeable+0x72/0x310 [ 51.516872][ C0] kernel_init+0x20/0x200 [ 51.517079][ C0] ret_from_fork+0x31/0x70 [ 51.517273][ C0] ret_from_fork_asm+0x1a/0x30 [ 51.517463][ C0] } [ 51.517540][ C0] ... key at: [] __key.387+0x0/0x40 [ 51.517776][ C0] ... acquired at: [ 51.517891][ C0] __lock_acquire+0xaf0/0x1570 [ 51.518047][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.518212][ C0] _raw_spin_lock+0x30/0x40 [ 51.518381][ C0] __get_task_comm+0x27/0x70 [ 51.518531][ C0] ref_tracker_alloc+0x2ee/0x490 [ 51.518685][ C0] linkwatch_fire_event+0x196/0x200 [ 51.518837][ C0] veth_newlink+0x367/0x830 [veth] [ 51.519000][ C0] rtnl_newlink_create+0x341/0x850 [ 51.519155][ C0] __rtnl_newlink+0xac9/0xd80 [ 51.519308][ C0] rtnl_newlink+0x63/0xa0 [ 51.519460][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.519617][ C0] netlink_rcv_skb+0x130/0x360 [ 51.519772][ C0] netlink_unicast+0x449/0x710 [ 51.519922][ C0] netlink_sendmsg+0x723/0xbe0 [ 51.520082][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 51.520333][ C0] ___sys_sendmsg+0xee/0x170 [ 51.520563][ C0] __sys_sendmsg+0xcd/0x170 [ 51.520715][ C0] do_syscall_64+0xc6/0x1e0 [ 51.520866][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.521056][ C0] [ 51.521147][ C0] -> (lweventlist_lock){....}-{2:2} { [ 51.521303][ C0] INITIAL USE at: [ 51.521417][ C0] __lock_acquire+0x797/0x1570 [ 51.521606][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.521819][ C0] _raw_spin_lock_irqsave+0x3f/0x60 [ 51.522119][ C0] linkwatch_sync_dev+0x29/0x1f0 [ 51.522419][ C0] rtnl_getlink+0x4c9/0x970 [ 51.522727][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.523039][ C0] netlink_rcv_skb+0x130/0x360 [ 51.523349][ C0] netlink_unicast+0x449/0x710 [ 51.523660][ C0] netlink_sendmsg+0x723/0xbe0 [ 51.523977][ C0] __sys_sendto+0x37d/0x410 [ 51.524299][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 51.524532][ C0] do_syscall_64+0xc6/0x1e0 [ 51.524725][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.524950][ C0] } [ 51.525028][ C0] ... key at: [] lweventlist_lock+0x18/0x60 [ 51.525266][ C0] ... acquired at: [ 51.525382][ C0] __lock_acquire+0xaf0/0x1570 [ 51.525544][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.525698][ C0] _raw_spin_lock_irqsave+0x3f/0x60 [ 51.525852][ C0] linkwatch_fire_event+0x74/0x200 [ 51.526006][ C0] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 51.526251][ C0] br_set_mac_address+0x1f3/0x260 [bridge] [ 51.526469][ C0] dev_set_mac_address+0x28a/0x410 [ 51.526621][ C0] dev_set_mac_address_user+0x31/0x50 [ 51.526781][ C0] do_setlink+0x17b4/0x21e0 [ 51.526931][ C0] rtnl_setlink+0x1f7/0x310 [ 51.527101][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.527251][ C0] netlink_rcv_skb+0x130/0x360 [ 51.527403][ C0] netlink_unicast+0x449/0x710 [ 51.527551][ C0] netlink_sendmsg+0x723/0xbe0 [ 51.527701][ C0] __sys_sendto+0x37d/0x410 [ 51.527851][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 51.528001][ C0] do_syscall_64+0xc6/0x1e0 [ 51.528166][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.528354][ C0] [ 51.528429][ C0] -> (&br->lock){+.-.}-{2:2} { [ 51.528588][ C0] HARDIRQ-ON-W at: [ 51.528704][ C0] __lock_acquire+0x797/0x1570 [ 51.528893][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.529087][ C0] _raw_spin_lock_bh+0x38/0x50 [ 51.529276][ C0] br_set_mac_address+0xd2/0x260 [bridge] [ 51.529543][ C0] dev_set_mac_address+0x28a/0x410 [ 51.529731][ C0] dev_set_mac_address_user+0x31/0x50 [ 51.529919][ C0] do_setlink+0x17b4/0x21e0 [ 51.530124][ C0] rtnl_setlink+0x1f7/0x310 [ 51.530312][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.530499][ C0] netlink_rcv_skb+0x130/0x360 [ 51.530694][ C0] netlink_unicast+0x449/0x710 [ 51.530883][ C0] netlink_sendmsg+0x723/0xbe0 [ 51.531079][ C0] __sys_sendto+0x37d/0x410 [ 51.531268][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 51.531710][ C0] do_syscall_64+0xc6/0x1e0 [ 51.531998][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.532350][ C0] IN-SOFTIRQ-W at: [ 51.532545][ C0] __lock_acquire+0x797/0x1570 [ 51.533039][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.533375][ C0] _raw_spin_lock+0x30/0x40 [ 51.533698][ C0] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.534215][ C0] call_timer_fn+0x13b/0x230 [ 51.534408][ C0] __run_timers+0x545/0x810 [ 51.534608][ C0] timer_expire_remote+0x9b/0xe0 [ 51.534902][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 51.535106][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 51.535293][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 51.535496][ C0] __do_softirq+0x1f8/0x5df [ 51.535791][ C0] irq_exit_rcu+0x97/0xc0 [ 51.535982][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 51.536219][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 51.536546][ C0] arch_stack_walk+0x96/0xf0 [ 51.536735][ C0] stack_trace_save+0x94/0xd0 [ 51.536924][ C0] set_track_prepare+0x79/0xd0 [ 51.537246][ C0] __alloc_object+0x2bf/0x6f0 [ 51.537435][ C0] __create_object+0x22/0xb0 [ 51.537627][ C0] kmem_cache_alloc_node+0x230/0x2a0 [ 51.537914][ C0] kmalloc_reserve+0x13e/0x240 [ 51.538113][ C0] __alloc_skb+0x111/0x2e0 [ 51.538304][ C0] alloc_skb_with_frags+0xbb/0x710 [ 51.538491][ C0] sock_alloc_send_pskb+0x660/0x7f0 [ 51.538873][ C0] packet_snd+0x557/0x1840 [ 51.539075][ C0] __sys_sendto+0x37d/0x410 [ 51.539390][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 51.539885][ C0] do_syscall_64+0xc6/0x1e0 [ 51.540103][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.540330][ C0] INITIAL USE at: [ 51.540444][ C0] __lock_acquire+0x797/0x1570 [ 51.540728][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.540922][ C0] _raw_spin_lock_bh+0x38/0x50 [ 51.541125][ C0] br_set_mac_address+0xd2/0x260 [bridge] [ 51.541628][ C0] dev_set_mac_address+0x28a/0x410 [ 51.541925][ C0] dev_set_mac_address_user+0x31/0x50 [ 51.542217][ C0] do_setlink+0x17b4/0x21e0 [ 51.542714][ C0] rtnl_setlink+0x1f7/0x310 [ 51.543081][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 51.543410][ C0] netlink_rcv_skb+0x130/0x360 [ 51.543740][ C0] netlink_unicast+0x449/0x710 [ 51.544160][ C0] netlink_sendmsg+0x723/0xbe0 [ 51.544365][ C0] __sys_sendto+0x37d/0x410 [ 51.544570][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 51.544870][ C0] do_syscall_64+0xc6/0x1e0 [ 51.545082][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.545331][ C0] } [ 51.545414][ C0] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 51.545833][ C0] ... acquired at: [ 51.545955][ C0] mark_lock+0x28d/0x3e0 [ 51.546122][ C0] mark_usage+0xd9/0x2a0 [ 51.546285][ C0] __lock_acquire+0x797/0x1570 [ 51.546542][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.546708][ C0] _raw_spin_lock+0x30/0x40 [ 51.546872][ C0] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.547123][ C0] call_timer_fn+0x13b/0x230 [ 51.547381][ C0] __run_timers+0x545/0x810 [ 51.547542][ C0] timer_expire_remote+0x9b/0xe0 [ 51.547702][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 51.547863][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 51.548170][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 51.548430][ C0] __do_softirq+0x1f8/0x5df [ 51.548688][ C0] irq_exit_rcu+0x97/0xc0 [ 51.548941][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 51.549263][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 51.549463][ C0] arch_stack_walk+0x96/0xf0 [ 51.549627][ C0] stack_trace_save+0x94/0xd0 [ 51.549787][ C0] set_track_prepare+0x79/0xd0 [ 51.550054][ C0] __alloc_object+0x2bf/0x6f0 [ 51.550234][ C0] __create_object+0x22/0xb0 [ 51.550395][ C0] kmem_cache_alloc_node+0x230/0x2a0 [ 51.550560][ C0] kmalloc_reserve+0x13e/0x240 [ 51.550818][ C0] __alloc_skb+0x111/0x2e0 [ 51.550983][ C0] alloc_skb_with_frags+0xbb/0x710 [ 51.551152][ C0] sock_alloc_send_pskb+0x660/0x7f0 [ 51.551316][ C0] packet_snd+0x557/0x1840 [ 51.551480][ C0] __sys_sendto+0x37d/0x410 [ 51.551744][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 51.551906][ C0] do_syscall_64+0xc6/0x1e0 [ 51.552076][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.552282][ C0] [ 51.552461][ C0] [ 51.552461][ C0] stack backtrace: [ 51.552665][ C0] CPU: 0 PID: 400 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 51.552911][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 51.553477][ C0] Call Trace: [ 51.553600][ C0] [ 51.553684][ C0] dump_stack_lvl+0x82/0xd0 [ 51.553850][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 51.554226][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 51.554557][ C0] ? __pfx_usage_skip+0x10/0x10 [ 51.554822][ C0] ? __pfx_usage_match+0x10/0x10 [ 51.555024][ C0] ? arch_stack_walk+0xa2/0xf0 [ 51.555305][ C0] mark_lock_irq+0x4cd/0xa10 [ 51.555472][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 51.555635][ C0] ? stack_trace_save+0x94/0xd0 [ 51.555799][ C0] ? add_chain_cache+0x248/0x8b0 [ 51.556055][ C0] ? save_trace+0x8f/0x5b0 [ 51.556227][ C0] mark_lock+0x28d/0x3e0 [ 51.556352][ C0] mark_usage+0xd9/0x2a0 [ 51.556473][ C0] __lock_acquire+0x797/0x1570 [ 51.556640][ C0] ? __lock_acquire+0xaf0/0x1570 [ 51.556905][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 51.557207][ C0] lock_acquire.part.0+0xeb/0x330 [ 51.557369][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.557609][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 51.557871][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 51.558036][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.558286][ C0] ? lock_acquire+0x32/0xc0 [ 51.558454][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.558792][ C0] _raw_spin_lock+0x30/0x40 [ 51.558952][ C0] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.559196][ C0] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 51.559531][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 51.559807][ C0] call_timer_fn+0x13b/0x230 [ 51.559975][ C0] ? call_timer_fn+0xe8/0x230 [ 51.560147][ C0] ? call_timer_fn+0xe8/0x230 [ 51.560404][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 51.560570][ C0] ? mark_lock+0x38/0x3e0 [ 51.560696][ C0] __run_timers+0x545/0x810 [ 51.560860][ C0] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 51.561241][ C0] ? __pfx___run_timers+0x10/0x10 [ 51.561403][ C0] ? __lock_release+0x103/0x460 [ 51.561657][ C0] ? do_raw_spin_lock+0x131/0x270 [ 51.561914][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.562334][ C0] ? lock_acquire+0x32/0xc0 [ 51.562600][ C0] ? timer_expire_remote+0x93/0xe0 [ 51.562867][ C0] timer_expire_remote+0x9b/0xe0 [ 51.563129][ C0] tmigr_handle_remote_cpu+0x270/0x430 [ 51.563568][ C0] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10 [ 51.563916][ C0] tmigr_handle_remote_up+0x19f/0x2e0 [ 51.564141][ C0] tmigr_handle_remote+0x21d/0x3a0 [ 51.564303][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.564562][ C0] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 51.564727][ C0] __do_softirq+0x1f8/0x5df [ 51.564889][ C0] irq_exit_rcu+0x97/0xc0 [ 51.565012][ C0] sysvec_apic_timer_interrupt+0x75/0x80 [ 51.565185][ C0] [ 51.565363][ C0] [ 51.565446][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 51.565650][ C0] RIP: 0010:arch_stack_walk+0x96/0xf0 [ 51.565820][ C0] Code: 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 75 ca 48 8b [ 51.566504][ C0] RSP: 0018:ffffc9000056f610 EFLAGS: 00000202 [ 51.566715][ C0] RAX: 0000000000000001 RBX: ffffffff8e3c8260 RCX: ffffc90000570001 [ 51.567080][ C0] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc9000056f620 [ 51.567323][ C0] RBP: ffffc9000056f6a8 R08: ffffc9000056f650 R09: fffff520000adeab [ 51.567568][ C0] R10: ffffc9000056f610 R11: ffffc9000056f651 R12: ffffc9000056f6d8 [ 51.568005][ C0] R13: 0000000000000000 R14: ffff8880059d45c0 R15: ffff88800196b9c0 [ 51.568255][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 51.568469][ C0] ? kmem_cache_alloc_node+0x230/0x2a0 [ 51.568729][ C0] stack_trace_save+0x94/0xd0 [ 51.568893][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 51.569053][ C0] ? ___slab_alloc+0xb70/0x10a0 [ 51.569224][ C0] ? kmem_cache_alloc+0x42/0x270 [ 51.569477][ C0] ? __alloc_object+0x39/0x6f0 [ 51.569641][ C0] ? __pfx___lock_release+0x10/0x10 [ 51.569802][ C0] set_track_prepare+0x79/0xd0 [ 51.569969][ C0] ? __pfx_set_track_prepare+0x10/0x10 [ 51.570173][ C0] ? kasan_save_track+0x14/0x30 [ 51.570615][ C0] ? lockdep_init_map_type+0x2cb/0x7c0 [ 51.570878][ C0] ? __raw_spin_lock_init+0x3f/0x110 [ 51.571053][ C0] __alloc_object+0x2bf/0x6f0 [ 51.571228][ C0] __create_object+0x22/0xb0 [ 51.571487][ C0] kmem_cache_alloc_node+0x230/0x2a0 [ 51.571650][ C0] ? kmalloc_reserve+0x50/0x240 [ 51.571817][ C0] kmalloc_reserve+0x13e/0x240 [ 51.571978][ C0] __alloc_skb+0x111/0x2e0 [ 51.572246][ C0] ? __pfx___alloc_skb+0x10/0x10 [ 51.572405][ C0] ? __lock_release+0x103/0x460 [ 51.572567][ C0] ? dev_queue_xmit_nit+0x775/0xad0 [ 51.572727][ C0] ? hlock_class+0x4e/0x130 [ 51.572982][ C0] ? mark_lock+0x38/0x3e0 [ 51.573111][ C0] ? __lock_release+0x103/0x460 [ 51.573272][ C0] alloc_skb_with_frags+0xbb/0x710 [ 51.573437][ C0] sock_alloc_send_pskb+0x660/0x7f0 [ 51.573597][ C0] ? find_held_lock+0x2c/0x110 [ 51.573857][ C0] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.574017][ C0] ? dev_get_by_index+0x177/0x270 [ 51.574185][ C0] packet_snd+0x557/0x1840 [ 51.574346][ C0] ? __lock_release+0x103/0x460 [ 51.574601][ C0] ? __pfx___lock_release+0x10/0x10 [ 51.574760][ C0] ? __pfx_packet_snd+0x10/0x10 [ 51.574927][ C0] ? __might_fault+0xc3/0x170 [ 51.575152][ C0] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 51.575669][ C0] ? __might_fault+0x11b/0x170 [ 51.575922][ C0] __sys_sendto+0x37d/0x410 [ 51.576181][ C0] ? __pfx___sys_sendto+0x10/0x10 [ 51.576445][ C0] ? lock_acquire+0x32/0xc0 [ 51.576891][ C0] ? sock_ioctl+0x3bc/0x590 [ 51.577175][ C0] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 51.577516][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 51.577726][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 51.578023][ C0] do_syscall_64+0xc6/0x1e0 [ 51.578202][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 51.578409][ C0] RIP: 0033:0x7f82cb75785a [ 51.578578][ C0] 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 [ 51.579253][ C0] RSP: 002b:00007ffc2e94d218 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 51.579609][ C0] RAX: ffffffffffffffda RBX: 00000000039819d0 RCX: 00007f82cb75785a [ 51.579852][ C0] RDX: 0000000000001f6a RSI: 00000000039858e2 RDI: 0000000000000005 [ 51.580101][ C0] RBP: 00000000039858e2 R08: 00007ffc2e94d220 R09: 0000000000000014 [ 51.580443][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.580689][ C0] R13: 0000000000001f6a R14: 00007ffc2e94d220 R15: 0000000000000000 [ 51.580933][ C0] [ 118.056196][ T615] br11: port 2(veth2.11) entered disabled state [ 118.056792][ T615] br11: port 1(veth1.11) entered disabled state [ 118.160260][ T616] br10: port 2(veth2.10) entered disabled state [ 118.160724][ T616] br10: port 1(veth1.10) entered disabled state [ 118.375330][ T618] veth2.11: left allmulticast mode [ 118.376134][ T618] veth2.11: left promiscuous mode [ 118.376424][ T618] br11: port 2(veth2.11) entered disabled state [ 118.613758][ T620] veth2: left allmulticast mode [ 118.613949][ T620] veth2: left promiscuous mode [ 118.717770][ T623] veth2.10: left allmulticast mode [ 118.718048][ T623] veth2.10: left promiscuous mode [ 118.718435][ T623] br10: port 2(veth2.10) entered disabled state [ 119.281669][ T628] veth1.11: left allmulticast mode [ 119.281872][ T628] veth1.11: left promiscuous mode [ 119.282135][ T628] br11: port 1(veth1.11) entered disabled state [ 119.488817][ T630] veth1: left allmulticast mode [ 119.489018][ T630] veth1: left promiscuous mode [ 119.596905][ T631] veth1.10: left allmulticast mode [ 119.597077][ T631] veth1.10: left promiscuous mode [ 119.597321][ T631] br10: port 1(veth1.10) entered disabled state