[ 12.256050][ T306] br: port 1(veth1) entered blocking state [ 12.256353][ T306] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.256356][ T306] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 306, name: ip [ 12.256357][ T306] preempt_count: 1, expected: 0 [ 12.256358][ T306] RCU nest depth: 0, expected: 0 [ 12.256359][ T306] locks held by ip/306: 5, last CPU#0: [ 12.256361][ T306] #0: ffffffffb28d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.256373][ T306] #1: ffffffffb2169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.256380][ T306] #2: ffffffffb2169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.256384][ T306] #3: ffffffffb2089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.256387][ T306] #4: ffffffffb2089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.256391][ T306] irq event stamp: 21698 [ 12.256392][ T306] hardirqs last enabled at (21697): [] irqentry_exit+0x21c/0x790 [ 12.256397][ T306] hardirqs last disabled at (21698): [] console_emit_next_record+0x3d4/0x4c0 [ 12.256398][ T306] softirqs last enabled at (21696): [] handle_softirqs+0x67c/0x900 [ 12.256402][ T306] softirqs last disabled at (21243): [] __irq_exit_rcu+0x145/0x1c0 [ 12.256404][ T306] Preemption disabled at: [ 12.256405][ T306] [] vprintk_emit+0x31b/0x3e0 [ 12.256410][ T306] CPU: 0 UID: 0 PID: 306 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.256414][ T306] Tainted: [W]=WARN [ 12.256415][ T306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.256416][ T306] Call Trace: [ 12.256418][ T306] [ 12.256419][ T306] dump_stack_lvl+0x6f/0xa0 [ 12.256426][ T306] ? vprintk_emit+0x31b/0x3e0 [ 12.256428][ T306] __might_resched.cold+0x1fe/0x2c1 [ 12.256432][ T306] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.256436][ T306] ? __kmalloc_noprof+0xdb/0x760 [ 12.256442][ T306] __kmalloc_noprof+0x443/0x760 [ 12.256444][ T306] ? alloc_buf.isra.0+0x4b/0x260 [ 12.256449][ T306] ? do_raw_spin_unlock+0x59/0x250 [ 12.256452][ T306] alloc_buf.isra.0+0x4b/0x260 [ 12.256456][ T306] put_chars+0x1e1/0x2f0 [ 12.256458][ T306] ? __send_to_port+0x420/0x420 [ 12.256463][ T306] ? validate_chain+0x34a/0xc20 [ 12.256466][ T306] hvc_console_print+0x292/0x780 [ 12.256469][ T306] ? mark_usage+0x61/0x170 [ 12.256471][ T306] ? __lock_acquire+0x518/0xc20 [ 12.256473][ T306] ? __lock_acquire+0x518/0xc20 [ 12.256476][ T306] ? hvc_write+0x3a0/0x3a0 [ 12.256479][ T306] ? console_emit_next_record+0x1df/0x4c0 [ 12.256482][ T306] ? rcu_is_watching+0x16/0xd0 [ 12.256486][ T306] ? lock_acquire+0x13c/0x160 [ 12.256490][ T306] console_emit_next_record+0x22f/0x4c0 [ 12.256493][ T306] ? devkmsg_read+0x4b0/0x4b0 [ 12.256495][ T306] ? console_flush_one_record+0x106/0x710 [ 12.256498][ T306] ? rcu_is_watching+0x16/0xd0 [ 12.256501][ T306] ? lock_acquire+0x13c/0x160 [ 12.256505][ T306] console_flush_one_record+0x46f/0x710 [ 12.256509][ T306] ? console_emit_next_record+0x4c0/0x4c0 [ 12.256510][ T306] ? __lock_acquire+0x518/0xc20 [ 12.256512][ T306] ? insn_get_immediate.part.0+0x87b/0x29e0 [ 12.256518][ T306] console_unlock+0xee/0x1f0 [ 12.256521][ T306] ? console_flush_one_record+0x710/0x710 [ 12.256523][ T306] ? rcu_is_watching+0x16/0xd0 [ 12.256525][ T306] ? lock_acquire+0x60/0x160 [ 12.256529][ T306] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.256531][ T306] ? vprintk_emit+0x320/0x3e0 [ 12.256534][ T306] vprintk_emit+0x37c/0x3e0 [ 12.256538][ T306] ? wake_up_klogd_work_func+0x90/0x90 [ 12.256540][ T306] ? __lock_release.isra.0+0x69/0x1a0 [ 12.256542][ T306] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.256546][ T306] ? mark_held_locks+0x40/0x70 [ 12.256549][ T306] _printk+0xc7/0x100 [ 12.256552][ T306] ? snapshot_read.cold+0x21/0x21 [ 12.256556][ T306] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.256569][ T306] ? do_setlink.isra.0+0xa31/0x2750 [ 12.256570][ T306] ? rtnl_newlink+0x9f1/0x11c0 [ 12.256571][ T306] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.256576][ T306] br_set_state+0x22f/0x430 [bridge] [ 12.256586][ T306] br_init_port+0xc4/0x200 [bridge] [ 12.256594][ T306] new_nbp+0x39c/0x580 [bridge] [ 12.256603][ T306] br_add_if+0x212/0x1320 [bridge] [ 12.256611][ T306] ? netif_set_allmulti+0x250/0x250 [ 12.256614][ T306] ? kernel_text_address+0x149/0x170 [ 12.256617][ T306] ? __kernel_text_address+0x12/0x30 [ 12.256621][ T306] do_set_master+0x357/0x580 [ 12.256623][ T306] ? netif_change_flags+0xfe/0x190 [ 12.256627][ T306] do_setlink.isra.0+0xa31/0x2750 [ 12.256630][ T306] ? stack_trace_save+0x93/0xc0 [ 12.256633][ T306] ? rtnl_link_get_size+0x350/0x350 [ 12.256634][ T306] ? rcu_read_lock_any_held+0x66/0x90 [ 12.256637][ T306] ? stack_depot_save_flags+0x38e/0x790 [ 12.256641][ T306] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.256643][ T306] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.256645][ T306] ? validate_chain+0x38b/0xc20 [ 12.256647][ T306] ? kasan_save_stack+0x3d/0x50 [ 12.256650][ T306] ? kasan_save_stack+0x2f/0x50 [ 12.256652][ T306] ? kasan_save_track+0x14/0x30 [ 12.256655][ T306] ? __lock_acquire+0x518/0xc20 [ 12.256656][ T306] ? netlink_seq_next+0x4e/0x60 [ 12.256659][ T306] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.256664][ T306] ? lock_acquire.part.0+0xd4/0x280 [ 12.256666][ T306] ? rtnl_newlink+0x9a8/0x11c0 [ 12.256668][ T306] ? rcu_is_watching+0x16/0xd0 [ 12.256671][ T306] ? lock_acquire+0x13c/0x160 [ 12.256672][ T306] ? rcu_is_watching+0x16/0xd0 [ 12.256674][ T306] ? rcu_is_watching+0x16/0xd0 [ 12.256676][ T306] ? trace_contention_end+0xb3/0x180 [ 12.256680][ T306] ? __mutex_lock+0x1db/0x1ea0 [ 12.256682][ T306] ? __mutex_lock+0x9a3/0x1ea0 [ 12.256684][ T306] ? rtnl_newlink+0x9a8/0x11c0 [ 12.256687][ T306] ? ww_mutex_lock+0x160/0x160 [ 12.256689][ T306] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.256694][ T306] ? __rtnl_newlink+0x3fa/0xa50 [ 12.256699][ T306] rtnl_newlink+0x9f1/0x11c0 [ 12.256705][ T306] ? rtnl_bridge_getlink+0x850/0x850 [ 12.256707][ T306] ? __lock_acquire+0x518/0xc20 [ 12.256711][ T306] ? lock_acquire.part.0+0xd4/0x280 [ 12.256713][ T306] ? find_held_lock+0x2b/0x80 [ 12.256715][ T306] ? rtnl_bridge_getlink+0x850/0x850 [ 12.256717][ T306] ? __lock_release.isra.0+0x69/0x1a0 [ 12.256720][ T306] ? rtnl_bridge_getlink+0x850/0x850 [ 12.256722][ T306] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.256725][ T306] ? rtnl_link_fill+0x920/0x920 [ 12.256727][ T306] ? __lock_acquire+0x518/0xc20 [ 12.256731][ T306] ? lock_acquire.part.0+0xd4/0x280 [ 12.256733][ T306] ? find_held_lock+0x2b/0x80 [ 12.256736][ T306] netlink_rcv_skb+0x14e/0x3a0 [ 12.256738][ T306] ? rtnl_link_fill+0x920/0x920 [ 12.256741][ T306] ? netlink_ack+0xcf0/0xcf0 [ 12.256747][ T306] ? netlink_deliver_tap+0xc5/0x330 [ 12.256748][ T306] ? netlink_deliver_tap+0x13c/0x330 [ 12.256752][ T306] netlink_unicast+0x486/0x750 [ 12.256756][ T306] ? netlink_attachskb+0x810/0x810 [ 12.256759][ T306] ? __lock_acquire+0x518/0xc20 [ 12.256763][ T306] netlink_sendmsg+0x735/0xc60 [ 12.256767][ T306] ? netlink_unicast+0x750/0x750 [ 12.256770][ T306] ? __might_fault+0x97/0x140 [ 12.256776][ T306] ____sys_sendmsg+0x415/0x880 [ 12.256778][ T306] ? copy_msghdr_from_user+0x279/0x420 [ 12.256781][ T306] ? get_timestamp.constprop.0+0x390/0x390 [ 12.256782][ T306] ? move_addr_to_kernel+0x40/0x40 [ 12.256790][ T306] ___sys_sendmsg+0x14e/0x1d0 [ 12.256792][ T306] ? copy_msghdr_from_user+0x420/0x420 [ 12.256809][ T306] __sys_sendmsg+0x12c/0x1d0 [ 12.256811][ T306] ? __sys_sendmsg_sock+0x20/0x20 [ 12.256818][ T306] ? rcu_is_watching+0x16/0xd0 [ 12.256822][ T306] do_syscall_64+0xff/0x530 [ 12.256824][ T306] ? exc_page_fault+0xee/0x100 [ 12.256826][ T306] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.256829][ T306] RIP: 0033:0x7fe1af1ea54e [ 12.256832][ T306] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 12.256834][ T306] RSP: 002b:00007ffcf6d0c910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.256837][ T306] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe1af1ea54e [ 12.256838][ T306] RDX: 0000000000000000 RSI: 00007ffcf6d0c9c0 RDI: 0000000000000005 [ 12.256839][ T306] RBP: 00007ffcf6d0c920 R08: 0000000000000000 R09: 0000000000000000 [ 12.256840][ T306] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91331a [ 12.256841][ T306] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf6d0d080 [ 12.256848][ T306] [ 12.297893][ T306] br: port 1(veth1) entered disabled state [ 12.298304][ T306] veth1: entered allmulticast mode [ 12.299954][ T306] veth1: entered promiscuous mode [ 12.302329][ T46] br: port 1(veth1) entered blocking state [ 12.302735][ T46] br: port 1(veth1) entered forwarding state [ 12.309266][ T306] ip (306) used greatest stack depth: 23336 bytes left [ 12.354986][ T312] br: port 2(veth3) entered blocking state [ 12.355328][ T312] br: port 2(veth3) entered disabled state [ 12.355647][ T312] veth3: entered allmulticast mode [ 12.357770][ T312] veth3: entered promiscuous mode [ 12.359443][ T46] br: port 2(veth3) entered blocking state [ 12.359774][ T46] br: port 2(veth3) entered forwarding state [ 12.407622][ T317] br: port 3(veth4) entered blocking state [ 12.407950][ T317] br: port 3(veth4) entered disabled state [ 12.408469][ T317] veth4: entered allmulticast mode [ 12.410009][ T317] veth4: entered promiscuous mode [ 12.411525][ T46] br: port 3(veth4) entered blocking state [ 12.411829][ T46] br: port 3(veth4) entered forwarding state [ 27.496353][ C0] [ 27.496370][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.496372][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 411, name: mausezahn [ 27.496374][ C0] preempt_count: 103, expected: 0 [ 27.496375][ C0] RCU nest depth: 0, expected: 0 [ 27.496376][ C0] INFO: lockdep is turned off. [ 27.496377][ C0] irq event stamp: 543694 [ 27.496377][ C0] hardirqs last enabled at (543694): [] irqentry_exit+0x21c/0x790 [ 27.496386][ C0] hardirqs last disabled at (543693): [] sysvec_apic_timer_interrupt+0x12/0xe0 [ 27.496388][ C0] softirqs last enabled at (543586): [] handle_softirqs+0x67c/0x900 [ 27.496392][ C0] softirqs last disabled at (543689): [] __irq_exit_rcu+0x145/0x1c0 [ 27.496394][ C0] Preemption disabled at: [ 27.496394][ C0] [] handle_softirqs+0xf6/0x900 [ 27.496400][ C0] CPU: 0 UID: 0 PID: 411 Comm: mausezahn Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.496404][ C0] Tainted: [W]=WARN [ 27.496405][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.496407][ C0] Call Trace: [ 27.496408][ C0] [ 27.496410][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.496415][ C0] ? handle_softirqs+0xf6/0x900 [ 27.496417][ C0] __might_resched.cold+0x1fe/0x2c1 [ 27.496421][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.496424][ C0] ? __asan_memcpy+0x3c/0x60 [ 27.496427][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496430][ C0] __kmalloc_noprof+0x443/0x760 [ 27.496433][ C0] ? __rwlock_init+0x150/0x150 [ 27.496436][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 27.496439][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 27.496441][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.496443][ C0] put_chars+0x1e1/0x2f0 [ 27.496445][ C0] ? __send_to_port+0x420/0x420 [ 27.496446][ C0] ? console_prepend_replay+0x20/0x20 [ 27.496450][ C0] hvc_console_print+0x292/0x780 [ 27.496453][ C0] ? hvc_write+0x3a0/0x3a0 [ 27.496454][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496456][ C0] ? lock_acquire+0x13c/0x160 [ 27.496458][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.496461][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 27.496463][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496464][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496466][ C0] ? lock_acquire+0x13c/0x160 [ 27.496468][ C0] ? console_flush_one_record+0x111/0x710 [ 27.496469][ C0] console_flush_one_record+0x46f/0x710 [ 27.496472][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 27.496474][ C0] console_unlock+0xee/0x1f0 [ 27.496476][ C0] ? lock_acquire+0x13c/0x160 [ 27.496478][ C0] ? console_flush_one_record+0x710/0x710 [ 27.496479][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496481][ C0] ? lock_release+0x184/0x1f0 [ 27.496482][ C0] ? lock_acquire+0x60/0x160 [ 27.496484][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.496486][ C0] ? vprintk_emit+0x320/0x3e0 [ 27.496488][ C0] vprintk_emit+0x37c/0x3e0 [ 27.496490][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 27.496492][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496493][ C0] ? lock_release+0x184/0x1f0 [ 27.496496][ C0] _printk+0xc7/0x100 [ 27.496499][ C0] ? snapshot_read.cold+0x21/0x21 [ 27.496500][ C0] ? arch_stack_walk+0xed/0x130 [ 27.496505][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.496507][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.496508][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.496511][ C0] mark_lock_irq+0x989/0x9c0 [ 27.496514][ C0] mark_lock+0x1d7/0xa00 [ 27.496515][ C0] mark_usage+0x42/0x170 [ 27.496517][ C0] __lock_acquire+0x388/0xc20 [ 27.496518][ C0] ? __irq_exit_rcu+0x16/0x1c0 [ 27.496520][ C0] ? irq_exit_rcu+0x1a/0x30 [ 27.496521][ C0] ? sysvec_apic_timer_interrupt+0x4c/0xe0 [ 27.496523][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.496525][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.496537][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496539][ C0] ? lock_acquire+0x13c/0x160 [ 27.496541][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.496548][ C0] _raw_spin_lock+0x33/0x40 [ 27.496550][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.496557][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.496564][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.496570][ C0] call_timer_fn+0x160/0x4d0 [ 27.496573][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.496575][ C0] ? debug_object_active_state+0x430/0x430 [ 27.496579][ C0] ? find_held_lock+0x2b/0x80 [ 27.496581][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.496582][ C0] ? mark_held_locks+0x40/0x70 [ 27.496584][ C0] __run_timers+0x68f/0xaa0 [ 27.496586][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.496592][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.496594][ C0] ? __lock_acquire+0x518/0xc20 [ 27.496597][ C0] ? __rwlock_init+0x150/0x150 [ 27.496599][ C0] run_timer_softirq+0xf0/0x160 [ 27.496601][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.496603][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496605][ C0] handle_softirqs+0x1d3/0x900 [ 27.496607][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.496608][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.496610][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.496611][ C0] irq_exit_rcu+0xe/0x30 [ 27.496613][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.496615][ C0] [ 27.496615][ C0] [ 27.496616][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.496618][ C0] RIP: 0010:kasan_report+0x18/0x130 [ 27.496622][ C0] Code: c4 68 5b 5d 41 5c c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 d6 41 56 41 55 49 89 fd 41 54 55 53 48 83 ec 70 9c 5d 0f 01 ca <48> c7 44 24 08 00 00 00 00 31 c0 89 c7 83 c0 20 48 c7 44 3c 10 00 [ 27.496624][ C0] RSP: 0018:ffa00000006077b0 EFLAGS: 00000282 [ 27.496627][ C0] RAX: 1fe22000021aa2c5 RBX: 000000000000005a RCX: ffffffffb133c01e [ 27.496628][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ff11000010d51628 [ 27.496629][ C0] RBP: 0000000000000282 R08: 000000000000005a R09: ff11000010d51800 [ 27.496630][ C0] R10: dffffc0000000000 R11: 0000000000000001 R12: ff11000010d50800 [ 27.496631][ C0] R13: ff11000010d51628 R14: ff1100000103d240 R15: ffd4000000435400 [ 27.496632][ C0] ? memchr_inv+0x1be/0x2d0 [ 27.496636][ C0] memchr_inv+0x1be/0x2d0 [ 27.496638][ C0] check_bytes_and_report+0x56/0xc0 [ 27.496640][ C0] check_object+0xc4/0x340 [ 27.496642][ C0] free_slab+0x91/0x130 [ 27.496644][ C0] qlist_free_all+0x5c/0x110 [ 27.496645][ C0] kasan_quarantine_reduce+0x196/0x240 [ 27.496647][ C0] __kasan_slab_alloc+0x4b/0x70 [ 27.496649][ C0] kmem_cache_alloc_node_noprof+0x25c/0x660 [ 27.496651][ C0] ? __alloc_skb+0xde/0x5f0 [ 27.496655][ C0] __alloc_skb+0xde/0x5f0 [ 27.496656][ C0] ? __alloc_skb+0x4c2/0x5f0 [ 27.496658][ C0] ? napi_skb_cache_get+0x830/0x830 [ 27.496660][ C0] ? ref_tracker_alloc+0x2e7/0x430 [ 27.496663][ C0] ? sock_recv_errqueue+0x4a0/0x4a0 [ 27.496665][ C0] ? ref_tracker_dir_print+0x100/0x100 [ 27.496666][ C0] alloc_skb_with_frags+0xcc/0x6c0 [ 27.496669][ C0] ? find_held_lock+0x2b/0x80 [ 27.496670][ C0] sock_alloc_send_pskb+0x327/0x3f0 [ 27.496672][ C0] packet_snd+0x5dd/0x1840 [ 27.496677][ C0] ? tpacket_snd+0x1990/0x1990 [ 27.496679][ C0] ? __might_fault+0x97/0x140 [ 27.496683][ C0] ? __might_fault+0x97/0x140 [ 27.496684][ C0] __sys_sendto+0x2aa/0x400 [ 27.496687][ C0] ? __ia32_sys_getpeername+0xd0/0xd0 [ 27.496690][ C0] ? sock_ioctl+0x3cb/0x5f0 [ 27.496693][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.496695][ C0] __x64_sys_sendto+0xe4/0x1f0 [ 27.496696][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.496699][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.496700][ C0] ? do_syscall_64+0xa6/0x530 [ 27.496702][ C0] do_syscall_64+0xff/0x530 [ 27.496703][ C0] ? irq_exit_rcu+0x1a/0x30 [ 27.496704][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.496706][ C0] RIP: 0033:0x7f72933be54e [ 27.496709][ C0] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 27.496710][ C0] RSP: 002b:00007ffc34b643d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 27.496712][ C0] RAX: ffffffffffffffda RBX: 000055f0b1fd2692 RCX: 00007f72933be54e [ 27.496712][ C0] RDX: 00000000000005ae RSI: 000055f0b1fd2692 RDI: 0000000000000005 [ 27.496713][ C0] RBP: 00007ffc34b643e0 R08: 00007ffc34b64430 R09: 0000000000000014 [ 27.496714][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f0b1fd1830 [ 27.496715][ C0] R13: 00000000000005ae R14: 0000000000000005 R15: 000055f0b1fd1830 [ 27.496717][ C0] [ 27.523148][ C0] ======================================================== [ 27.523432][ C0] WARNING: possible irq lock inversion dependency detected [ 27.523661][ C0] 7.2.0-virtme #1 Tainted: G W [ 27.523900][ C0] -------------------------------------------------------- [ 27.524122][ C0] mausezahn/411 just changed the state of lock: [ 27.524312][ C0] ff1100000d6fae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.524676][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.524952][ C0] (fs_reclaim){+.+.}-{0:0} [ 27.524954][ C0] [ 27.524954][ C0] [ 27.524954][ C0] and interrupts could create inverse lock ordering between them. [ 27.524954][ C0] [ 27.525613][ C0] [ 27.525613][ C0] other info that might help us debug this: [ 27.525887][ C0] Chain exists of: [ 27.525887][ C0] &br->lock --> console_owner --> fs_reclaim [ 27.525887][ C0] [ 27.526288][ C0] Possible interrupt unsafe locking scenario: [ 27.526288][ C0] [ 27.526565][ C0] CPU0 CPU1 [ 27.526716][ C0] ---- ---- [ 27.526920][ C0] lock(fs_reclaim); [ 27.527036][ C0] local_irq_disable(); [ 27.527285][ C0] lock(&br->lock); [ 27.527476][ C0] lock(console_owner); [ 27.527719][ C0] [ 27.527834][ C0] lock(&br->lock); [ 27.528004][ C0] [ 27.528004][ C0] *** DEADLOCK *** [ 27.528004][ C0] [ 27.528225][ C0] locks held by mausezahn/411: 2, last CPU#0: [ 27.528476][ C0] #0: ffffffffb23ae1b8 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x84/0x240 [ 27.528831][ C0] #1: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.529187][ C0] [ 27.529187][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 27.529510][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 27.529668][ C0] HARDIRQ-ON-W at: [ 27.529840][ C0] __lock_acquire+0x388/0xc20 [ 27.530036][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.530285][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.530527][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.530755][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.531040][ C0] workqueue_init+0x2a/0x680 [ 27.531293][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.531516][ C0] kernel_init+0x21/0x150 [ 27.531760][ C0] ret_from_fork+0x474/0x6b0 [ 27.532006][ C0] ret_from_fork_asm+0x11/0x20 [ 27.532198][ C0] SOFTIRQ-ON-W at: [ 27.532368][ C0] __lock_acquire+0x388/0xc20 [ 27.532555][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.532798][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.533041][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.533272][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.533552][ C0] workqueue_init+0x2a/0x680 [ 27.533794][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.534018][ C0] kernel_init+0x21/0x150 [ 27.534261][ C0] ret_from_fork+0x474/0x6b0 [ 27.534507][ C0] ret_from_fork_asm+0x11/0x20 [ 27.534694][ C0] INITIAL USE at: [ 27.534861][ C0] __lock_acquire+0x388/0xc20 [ 27.535049][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.535293][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.535536][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.535762][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.536039][ C0] workqueue_init+0x2a/0x680 [ 27.536288][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.536475][ C0] kernel_init+0x21/0x150 [ 27.536717][ C0] ret_from_fork+0x474/0x6b0 [ 27.536959][ C0] ret_from_fork_asm+0x11/0x20 [ 27.537148][ C0] } [ 27.537227][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.537512][ C0] ... acquired at: [ 27.537679][ C0] __lock_acquire+0x518/0xc20 [ 27.537833][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.538036][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.538187][ C0] __kmalloc_noprof+0xd3/0x760 [ 27.538395][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.538547][ C0] put_chars+0x1e1/0x2f0 [ 27.538750][ C0] hvc_console_print+0x292/0x780 [ 27.538900][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.539104][ C0] console_flush_one_record+0x46f/0x710 [ 27.539260][ C0] console_unlock+0xee/0x1f0 [ 27.539469][ C0] vprintk_emit+0x37c/0x3e0 [ 27.539617][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 27.539826][ C0] dev_printk_emit+0xb9/0xee [ 27.539980][ C0] _dev_info+0xe2/0x116 [ 27.540093][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.540342][ C0] cmos_do_probe+0x73b/0x98a [ 27.540546][ C0] platform_probe+0xfe/0x1f0 [ 27.540704][ C0] call_driver_probe+0x61/0x1c0 [ 27.540907][ C0] really_probe+0x199/0x760 [ 27.541057][ C0] __driver_probe_device+0x24f/0x440 [ 27.541260][ C0] driver_probe_device+0x4a/0xf0 [ 27.541417][ C0] __driver_attach+0x1b8/0x540 [ 27.541620][ C0] bus_for_each_dev+0x130/0x1e0 [ 27.541768][ C0] bus_add_driver+0x2c8/0x530 [ 27.541972][ C0] driver_register+0x1a3/0x390 [ 27.542126][ C0] __platform_driver_probe+0x13f/0x270 [ 27.542332][ C0] cmos_init+0x31/0x40 [ 27.542475][ C0] do_one_initcall+0x124/0x4f0 [ 27.542629][ C0] kernel_init_freeable+0x596/0x630 [ 27.542835][ C0] kernel_init+0x21/0x150 [ 27.542987][ C0] ret_from_fork+0x474/0x6b0 [ 27.543194][ C0] ret_from_fork_asm+0x11/0x20 [ 27.543353][ C0] [ 27.543489][ C0] -> (console_owner){....}-{0:0} { [ 27.543641][ C0] INITIAL USE at: [ 27.543806][ C0] } [ 27.543882][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.544160][ C0] ... acquired at: [ 27.544279][ C0] __lock_acquire+0x518/0xc20 [ 27.544428][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.544633][ C0] console_lock_spinning_enable+0x5c/0x60 [ 27.544873][ C0] console_emit_next_record+0x1d1/0x4c0 [ 27.545025][ C0] console_flush_one_record+0x46f/0x710 [ 27.545229][ C0] console_unlock+0xee/0x1f0 [ 27.545383][ C0] vprintk_emit+0x37c/0x3e0 [ 27.545586][ C0] _printk+0xc7/0x100 [ 27.545702][ C0] br_set_state+0x22f/0x430 [bridge] [ 27.545858][ C0] br_init_port+0xc4/0x200 [bridge] [ 27.546066][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 27.546317][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 27.546513][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 27.546723][ C0] notifier_call_chain+0xae/0x300 [ 27.546872][ C0] netif_state_change+0x139/0x340 [ 27.547083][ C0] __linkwatch_run_queue+0x34c/0x750 [ 27.547235][ C0] linkwatch_event+0x7f/0xb0 [ 27.547442][ C0] process_one_work+0xe3e/0x1560 [ 27.547592][ C0] worker_thread+0x4f1/0xd60 [ 27.547795][ C0] kthread+0x367/0x460 [ 27.547908][ C0] ret_from_fork+0x474/0x6b0 [ 27.548109][ C0] ret_from_fork_asm+0x11/0x20 [ 27.548261][ C0] [ 27.548342][ C0] -> (&br->lock){+.-.}-{3:3} { [ 27.548547][ C0] HARDIRQ-ON-W at: [ 27.548659][ C0] __lock_acquire+0x388/0xc20 [ 27.548901][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.549089][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.549340][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.549627][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.549820][ C0] __dev_open+0x2f3/0x610 [ 27.550063][ C0] __dev_change_flags+0x4a4/0x660 [ 27.550315][ C0] rtnl_configure_link+0x15f/0x410 [ 27.550503][ C0] rtnl_newlink_create+0x2ec/0x750 [ 27.550750][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.550991][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.551183][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.551430][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.551618][ C0] netlink_unicast+0x486/0x750 [ 27.551860][ C0] netlink_sendmsg+0x735/0xc60 [ 27.552111][ C0] ____sys_sendmsg+0x415/0x880 [ 27.552305][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.552549][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.552800][ C0] do_syscall_64+0xff/0x530 [ 27.552989][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.553215][ C0] IN-SOFTIRQ-W at: [ 27.553333][ C0] __lock_acquire+0x388/0xc20 [ 27.553578][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.553821][ C0] _raw_spin_lock+0x33/0x40 [ 27.554007][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.554302][ C0] call_timer_fn+0x160/0x4d0 [ 27.554542][ C0] __run_timers+0x68f/0xaa0 [ 27.554733][ C0] run_timer_softirq+0xf0/0x160 [ 27.554979][ C0] handle_softirqs+0x1d3/0x900 [ 27.555170][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.555424][ C0] irq_exit_rcu+0xe/0x30 [ 27.555671][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.555895][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.556184][ C0] kasan_report+0x18/0x130 [ 27.556437][ C0] memchr_inv+0x1be/0x2d0 [ 27.556626][ C0] check_bytes_and_report+0x56/0xc0 [ 27.556868][ C0] check_object+0xc4/0x340 [ 27.557112][ C0] free_slab+0x91/0x130 [ 27.557344][ C0] qlist_free_all+0x5c/0x110 [ 27.557591][ C0] kasan_quarantine_reduce+0x196/0x240 [ 27.557833][ C0] __kasan_slab_alloc+0x4b/0x70 [ 27.558023][ C0] kmem_cache_alloc_node_noprof+0x25c/0x660 [ 27.558309][ C0] __alloc_skb+0xde/0x5f0 [ 27.558553][ C0] alloc_skb_with_frags+0xcc/0x6c0 [ 27.558746][ C0] sock_alloc_send_pskb+0x327/0x3f0 [ 27.558988][ C0] packet_snd+0x5dd/0x1840 [ 27.559180][ C0] __sys_sendto+0x2aa/0x400 [ 27.559428][ C0] __x64_sys_sendto+0xe4/0x1f0 [ 27.559670][ C0] do_syscall_64+0xff/0x530 [ 27.559857][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.560140][ C0] INITIAL USE at: [ 27.560257][ C0] __lock_acquire+0x388/0xc20 [ 27.560510][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.560756][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.560941][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.561249][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.561513][ C0] __dev_open+0x2f3/0x610 [ 27.561707][ C0] __dev_change_flags+0x4a4/0x660 [ 27.561965][ C0] rtnl_configure_link+0x15f/0x410 [ 27.562213][ C0] rtnl_newlink_create+0x2ec/0x750 [ 27.562412][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.562660][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.562849][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.563098][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.563345][ C0] netlink_unicast+0x486/0x750 [ 27.563533][ C0] netlink_sendmsg+0x735/0xc60 [ 27.563775][ C0] ____sys_sendmsg+0x415/0x880 [ 27.564020][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.564206][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.564455][ C0] do_syscall_64+0xff/0x530 [ 27.564647][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.564925][ C0] } [ 27.565001][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.565288][ C0] ... acquired at: [ 27.565451][ C0] mark_lock+0x1d7/0xa00 [ 27.565600][ C0] mark_usage+0x42/0x170 [ 27.565803][ C0] __lock_acquire+0x388/0xc20 [ 27.565957][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.566161][ C0] _raw_spin_lock+0x33/0x40 [ 27.566315][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.566565][ C0] call_timer_fn+0x160/0x4d0 [ 27.566715][ C0] __run_timers+0x68f/0xaa0 [ 27.566921][ C0] run_timer_softirq+0xf0/0x160 [ 27.567070][ C0] handle_softirqs+0x1d3/0x900 [ 27.567280][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.567428][ C0] irq_exit_rcu+0xe/0x30 [ 27.567630][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.567816][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.568059][ C0] kasan_report+0x18/0x130 [ 27.568208][ C0] memchr_inv+0x1be/0x2d0 [ 27.568415][ C0] check_bytes_and_report+0x56/0xc0 [ 27.568567][ C0] check_object+0xc4/0x340 [ 27.568772][ C0] free_slab+0x91/0x130 [ 27.568886][ C0] qlist_free_all+0x5c/0x110 [ 27.569090][ C0] kasan_quarantine_reduce+0x196/0x240 [ 27.569240][ C0] __kasan_slab_alloc+0x4b/0x70 [ 27.569452][ C0] kmem_cache_alloc_node_noprof+0x25c/0x660 [ 27.569639][ C0] __alloc_skb+0xde/0x5f0 [ 27.569842][ C0] alloc_skb_with_frags+0xcc/0x6c0 [ 27.569992][ C0] sock_alloc_send_pskb+0x327/0x3f0 [ 27.570196][ C0] packet_snd+0x5dd/0x1840 [ 27.570351][ C0] __sys_sendto+0x2aa/0x400 [ 27.570555][ C0] __x64_sys_sendto+0xe4/0x1f0 [ 27.570708][ C0] do_syscall_64+0xff/0x530 [ 27.570916][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.571158][ C0] [ 27.571232][ C0] [ 27.571232][ C0] stack backtrace: [ 27.571427][ C0] CPU: 0 UID: 0 PID: 411 Comm: mausezahn Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.571430][ C0] Tainted: [W]=WARN [ 27.571431][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.571433][ C0] Call Trace: [ 27.571434][ C0] [ 27.571435][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.571439][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.571442][ C0] mark_lock_irq+0x989/0x9c0 [ 27.571445][ C0] mark_lock+0x1d7/0xa00 [ 27.571446][ C0] mark_usage+0x42/0x170 [ 27.571448][ C0] __lock_acquire+0x388/0xc20 [ 27.571450][ C0] ? __irq_exit_rcu+0x16/0x1c0 [ 27.571451][ C0] ? irq_exit_rcu+0x1a/0x30 [ 27.571452][ C0] ? sysvec_apic_timer_interrupt+0x4c/0xe0 [ 27.571454][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.571456][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.571463][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.571466][ C0] ? lock_acquire+0x13c/0x160 [ 27.571468][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.571475][ C0] _raw_spin_lock+0x33/0x40 [ 27.571477][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.571483][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.571489][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.571495][ C0] call_timer_fn+0x160/0x4d0 [ 27.571497][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.571499][ C0] ? debug_object_active_state+0x430/0x430 [ 27.571502][ C0] ? find_held_lock+0x2b/0x80 [ 27.571504][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.571506][ C0] ? mark_held_locks+0x40/0x70 [ 27.571508][ C0] __run_timers+0x68f/0xaa0 [ 27.571510][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.571517][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.571519][ C0] ? __lock_acquire+0x518/0xc20 [ 27.571521][ C0] ? __rwlock_init+0x150/0x150 [ 27.571524][ C0] run_timer_softirq+0xf0/0x160 [ 27.571526][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.571528][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.571530][ C0] handle_softirqs+0x1d3/0x900 [ 27.571532][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.571533][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.571535][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.571537][ C0] irq_exit_rcu+0xe/0x30 [ 27.571538][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.571540][ C0] [ 27.571540][ C0] [ 27.571541][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.571543][ C0] RIP: 0010:kasan_report+0x18/0x130 [ 27.571545][ C0] Code: c4 68 5b 5d 41 5c c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 d6 41 56 41 55 49 89 fd 41 54 55 53 48 83 ec 70 9c 5d 0f 01 ca <48> c7 44 24 08 00 00 00 00 31 c0 89 c7 83 c0 20 48 c7 44 3c 10 00 [ 27.571547][ C0] RSP: 0018:ffa00000006077b0 EFLAGS: 00000282 [ 27.571549][ C0] RAX: 1fe22000021aa2c5 RBX: 000000000000005a RCX: ffffffffb133c01e [ 27.571551][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ff11000010d51628 [ 27.571552][ C0] RBP: 0000000000000282 R08: 000000000000005a R09: ff11000010d51800 [ 27.571552][ C0] R10: dffffc0000000000 R11: 0000000000000001 R12: ff11000010d50800 [ 27.571553][ C0] R13: ff11000010d51628 R14: ff1100000103d240 R15: ffd4000000435400 [ 27.571555][ C0] ? memchr_inv+0x1be/0x2d0 [ 27.571558][ C0] memchr_inv+0x1be/0x2d0 [ 27.571560][ C0] check_bytes_and_report+0x56/0xc0 [ 27.571562][ C0] check_object+0xc4/0x340 [ 27.571564][ C0] free_slab+0x91/0x130 [ 27.571565][ C0] qlist_free_all+0x5c/0x110 [ 27.571567][ C0] kasan_quarantine_reduce+0x196/0x240 [ 27.571569][ C0] __kasan_slab_alloc+0x4b/0x70 [ 27.571571][ C0] kmem_cache_alloc_node_noprof+0x25c/0x660 [ 27.571572][ C0] ? __alloc_skb+0xde/0x5f0 [ 27.571574][ C0] __alloc_skb+0xde/0x5f0 [ 27.571576][ C0] ? __alloc_skb+0x4c2/0x5f0 [ 27.571578][ C0] ? napi_skb_cache_get+0x830/0x830 [ 27.571580][ C0] ? ref_tracker_alloc+0x2e7/0x430 [ 27.571582][ C0] ? sock_recv_errqueue+0x4a0/0x4a0 [ 27.571584][ C0] ? ref_tracker_dir_print+0x100/0x100 [ 27.571585][ C0] alloc_skb_with_frags+0xcc/0x6c0 [ 27.571587][ C0] ? find_held_lock+0x2b/0x80 [ 27.571589][ C0] sock_alloc_send_pskb+0x327/0x3f0 [ 27.571591][ C0] packet_snd+0x5dd/0x1840 [ 27.571594][ C0] ? tpacket_snd+0x1990/0x1990 [ 27.571597][ C0] ? __might_fault+0x97/0x140 [ 27.571600][ C0] ? __might_fault+0x97/0x140 [ 27.571602][ C0] __sys_sendto+0x2aa/0x400 [ 27.571604][ C0] ? __ia32_sys_getpeername+0xd0/0xd0 [ 27.571606][ C0] ? sock_ioctl+0x3cb/0x5f0 [ 27.571609][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.571611][ C0] __x64_sys_sendto+0xe4/0x1f0 [ 27.571612][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.571615][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.571616][ C0] ? do_syscall_64+0xa6/0x530 [ 27.571617][ C0] do_syscall_64+0xff/0x530 [ 27.571619][ C0] ? irq_exit_rcu+0x1a/0x30 [ 27.571620][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.571622][ C0] RIP: 0033:0x7f72933be54e [ 27.571624][ C0] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 27.571625][ C0] RSP: 002b:00007ffc34b643d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 27.571626][ C0] RAX: ffffffffffffffda RBX: 000055f0b1fd2692 RCX: 00007f72933be54e [ 27.571627][ C0] RDX: 00000000000005ae RSI: 000055f0b1fd2692 RDI: 0000000000000005 [ 27.571628][ C0] RBP: 00007ffc34b643e0 R08: 00007ffc34b64430 R09: 0000000000000014 [ 27.571628][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f0b1fd1830 [ 27.571629][ C0] R13: 00000000000005ae R14: 0000000000000005 R15: 000055f0b1fd1830 [ 27.571631][ C0] [ 88.875814][ T749] Mirror/redirect action on [ 88.875828][ T749] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 88.875830][ T749] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 749, name: modprobe [ 88.875832][ T749] preempt_count: 1, expected: 0 [ 88.875833][ T749] RCU nest depth: 0, expected: 0 [ 88.875834][ T749] INFO: lockdep is turned off. [ 88.875835][ T749] irq event stamp: 0 [ 88.875836][ T749] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 88.875839][ T749] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 88.875845][ T749] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 88.875847][ T749] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 88.875848][ T749] Preemption disabled at: [ 88.875849][ T749] [] vprintk_emit+0x31b/0x3e0 [ 88.875856][ T749] CPU: 2 UID: 0 PID: 749 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 88.875860][ T749] Tainted: [W]=WARN [ 88.875861][ T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.875862][ T749] Call Trace: [ 88.875864][ T749] [ 88.875865][ T749] dump_stack_lvl+0x6f/0xa0 [ 88.875870][ T749] ? vprintk_emit+0x31b/0x3e0 [ 88.875872][ T749] __might_resched.cold+0x1fe/0x2c1 [ 88.875875][ T749] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 88.875877][ T749] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 88.875880][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875884][ T749] __kmalloc_noprof+0x443/0x760 [ 88.875887][ T749] ? __rwlock_init+0x150/0x150 [ 88.875889][ T749] ? alloc_buf.isra.0+0x4b/0x260 [ 88.875893][ T749] ? do_raw_spin_unlock+0x59/0x250 [ 88.875895][ T749] alloc_buf.isra.0+0x4b/0x260 [ 88.875897][ T749] put_chars+0x1e1/0x2f0 [ 88.875899][ T749] ? __send_to_port+0x420/0x420 [ 88.875900][ T749] ? console_prepend_replay+0x20/0x20 [ 88.875902][ T749] hvc_console_print+0x292/0x780 [ 88.875906][ T749] ? hvc_write+0x3a0/0x3a0 [ 88.875907][ T749] ? vsnprintf+0x668/0x1700 [ 88.875910][ T749] ? __rwlock_init+0x150/0x150 [ 88.875911][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875913][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875915][ T749] console_emit_next_record+0x22f/0x4c0 [ 88.875918][ T749] ? devkmsg_read+0x4b0/0x4b0 [ 88.875920][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875921][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875923][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875924][ T749] ? lock_acquire+0x13c/0x160 [ 88.875926][ T749] ? console_flush_one_record+0x111/0x710 [ 88.875928][ T749] console_flush_one_record+0x46f/0x710 [ 88.875930][ T749] ? console_emit_next_record+0x4c0/0x4c0 [ 88.875933][ T749] console_unlock+0xee/0x1f0 [ 88.875934][ T749] ? lock_acquire+0x13c/0x160 [ 88.875936][ T749] ? console_flush_one_record+0x710/0x710 [ 88.875937][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875939][ T749] ? lock_release+0x184/0x1f0 [ 88.875940][ T749] ? lock_acquire+0x60/0x160 [ 88.875941][ T749] ? __rcu_read_lock+0x30/0x70 [ 88.875943][ T749] ? __down_trylock_console_sem+0x5e/0xa0 [ 88.875945][ T749] ? vprintk_emit+0x320/0x3e0 [ 88.875947][ T749] vprintk_emit+0x37c/0x3e0 [ 88.875950][ T749] ? wake_up_klogd_work_func+0x90/0x90 [ 88.875952][ T749] ? netdev_run_todo+0x2a8/0xfd0 [ 88.875956][ T749] ? mirred_device_event+0x3d/0x1d0 [act_mirred] [ 88.875959][ T749] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 88.875961][ T749] _printk+0xc7/0x100 [ 88.875964][ T749] ? snapshot_read.cold+0x21/0x21 [ 88.875966][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.875968][ T749] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 88.875969][ T749] ? __up_write+0x23d/0x5f0 [ 88.875971][ T749] ? __up_write+0x2e5/0x5f0 [ 88.875971][ T749] ? lock_release+0x184/0x1f0 [ 88.875973][ T749] ? __up_write+0x2c7/0x5f0 [ 88.875975][ T749] mirred_init_module+0x28/0x1000 [act_mirred] [ 88.875977][ T749] do_one_initcall+0x124/0x4f0 [ 88.875979][ T749] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 88.875981][ T749] ? do_init_module+0xae/0x8a0 [ 88.875984][ T749] ? kasan_unpoison+0x44/0x70 [ 88.875987][ T749] do_init_module+0x2ad/0x8a0 [ 88.875989][ T749] ? free_module+0x470/0x470 [ 88.875991][ T749] ? kfree+0x123/0x590 [ 88.875994][ T749] load_module+0x1424/0x1bb0 [ 88.875997][ T749] ? layout_and_allocate.isra.0+0x680/0x680 [ 88.875999][ T749] ? lock_release+0x184/0x1f0 [ 88.876001][ T749] ? __ia32_sys_fsconfig+0x180/0x180 [ 88.876003][ T749] ? lock_acquire+0x13c/0x160 [ 88.876005][ T749] init_module_from_file+0x11f/0x1a0 [ 88.876007][ T749] ? __do_sys_init_module+0x220/0x220 [ 88.876009][ T749] ? rcu_read_unlock+0x20/0x70 [ 88.876012][ T749] ? handle_pte_fault+0x426/0x710 [ 88.876015][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.876016][ T749] ? ovl_mmap+0x270/0x270 [ 88.876021][ T749] ? __rwlock_init+0x150/0x150 [ 88.876022][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.876024][ T749] ? lock_release+0x184/0x1f0 [ 88.876025][ T749] ? do_raw_spin_unlock+0x59/0x250 [ 88.876027][ T749] idempotent_init_module+0x37b/0x7c0 [ 88.876029][ T749] ? init_module_from_file+0x1a0/0x1a0 [ 88.876032][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.876033][ T749] ? rcu_is_watching+0x16/0xd0 [ 88.876035][ T749] ? cap_capable+0x1d7/0x3d0 [ 88.876039][ T749] __x64_sys_finit_module+0xdf/0x190 [ 88.876041][ T749] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 88.876043][ T749] do_syscall_64+0xff/0x530 [ 88.876045][ T749] ? exc_page_fault+0xee/0x100 [ 88.876047][ T749] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 88.876049][ T749] RIP: 0033:0x7fcd9748a37d [ 88.876051][ T749] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 88.876053][ T749] RSP: 002b:00007ffd69ee78c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 88.876056][ T749] RAX: ffffffffffffffda RBX: 0000564eb384f810 RCX: 00007fcd9748a37d [ 88.876058][ T749] RDX: 0000000000000000 RSI: 0000564e9228bffd RDI: 0000000000000000 [ 88.876060][ T749] RBP: 00007ffd69ee7960 R08: 0000000000000000 R09: 0000000000000000 [ 88.876061][ T749] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e9228bffd [ 88.876062][ T749] R13: 0000564eb384f960 R14: 0000000000040000 R15: 0000000000000000 [ 88.876064][ T749] [ 117.757594][ T926] br: port 3(veth4) entered disabled state [ 117.757611][ T926] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 117.757614][ T926] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 926, name: ip [ 117.757615][ T926] preempt_count: 202, expected: 0 [ 117.757616][ T926] RCU nest depth: 0, expected: 0 [ 117.757617][ T926] INFO: lockdep is turned off. [ 117.757618][ T926] irq event stamp: 0 [ 117.757619][ T926] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 117.757625][ T926] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 117.757631][ T926] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 117.757632][ T926] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 117.757634][ T926] Preemption disabled at: [ 117.757635][ T926] [<0000000000000000>] 0x0 [ 117.757640][ T926] CPU: 0 UID: 0 PID: 926 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 117.757643][ T926] Tainted: [W]=WARN [ 117.757644][ T926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 117.757646][ T926] Call Trace: [ 117.757647][ T926] [ 117.757649][ T926] dump_stack_lvl+0x6f/0xa0 [ 117.757654][ T926] __might_resched.cold+0x1fe/0x2c1 [ 117.757659][ T926] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 117.757662][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757666][ T926] __kmalloc_noprof+0x443/0x760 [ 117.757670][ T926] ? __rwlock_init+0x150/0x150 [ 117.757673][ T926] ? alloc_buf.isra.0+0x4b/0x260 [ 117.757677][ T926] ? do_raw_spin_unlock+0x59/0x250 [ 117.757678][ T926] alloc_buf.isra.0+0x4b/0x260 [ 117.757680][ T926] put_chars+0x1e1/0x2f0 [ 117.757682][ T926] ? __send_to_port+0x420/0x420 [ 117.757684][ T926] ? printk_get_next_message+0x240/0x650 [ 117.757687][ T926] hvc_console_print+0x292/0x780 [ 117.757691][ T926] ? hvc_write+0x3a0/0x3a0 [ 117.757693][ T926] ? __rwlock_init+0x150/0x150 [ 117.757694][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757696][ T926] ? lock_acquire+0x13c/0x160 [ 117.757698][ T926] console_emit_next_record+0x22f/0x4c0 [ 117.757701][ T926] ? devkmsg_read+0x4b0/0x4b0 [ 117.757703][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757705][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757706][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757708][ T926] ? lock_acquire+0x13c/0x160 [ 117.757710][ T926] ? console_flush_one_record+0x111/0x710 [ 117.757711][ T926] console_flush_one_record+0x46f/0x710 [ 117.757714][ T926] ? console_emit_next_record+0x4c0/0x4c0 [ 117.757716][ T926] console_unlock+0xee/0x1f0 [ 117.757718][ T926] ? lock_acquire+0x13c/0x160 [ 117.757720][ T926] ? console_flush_one_record+0x710/0x710 [ 117.757721][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757723][ T926] ? lock_release+0x184/0x1f0 [ 117.757724][ T926] ? lock_acquire+0x60/0x160 [ 117.757726][ T926] ? __rcu_read_lock+0x30/0x70 [ 117.757728][ T926] ? __down_trylock_console_sem+0x5e/0xa0 [ 117.757730][ T926] ? vprintk_emit+0x320/0x3e0 [ 117.757732][ T926] vprintk_emit+0x37c/0x3e0 [ 117.757735][ T926] ? wake_up_klogd_work_func+0x90/0x90 [ 117.757736][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757738][ T926] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 117.757741][ T926] ? trace_hardirqs_on+0x36/0x40 [ 117.757742][ T926] _printk+0xc7/0x100 [ 117.757746][ T926] ? snapshot_read.cold+0x21/0x21 [ 117.757748][ T926] ? ipv6_mc_down+0x17e/0x2d0 [ 117.757753][ T926] br_set_state+0x22f/0x430 [bridge] [ 117.757766][ T926] br_stp_disable_port+0x11f/0x390 [bridge] [ 117.757774][ T926] br_device_event+0x7b5/0x8f0 [bridge] [ 117.757782][ T926] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 117.757786][ T926] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 117.757788][ T926] ? addrconf_notify+0x2c8/0xf30 [ 117.757792][ T926] notifier_call_chain+0xae/0x300 [ 117.757795][ T926] __dev_notify_flags+0x23c/0x3c0 [ 117.757799][ T926] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 117.757800][ T926] ? netif_change_name+0x8c0/0x8c0 [ 117.757803][ T926] ? netif_set_allmulti+0x250/0x250 [ 117.757804][ T926] ? __kernel_text_address+0x12/0x30 [ 117.757807][ T926] ? write_profile+0xf0/0xf0 [ 117.757809][ T926] ? unwind_get_return_address+0x67/0xd0 [ 117.757812][ T926] netif_change_flags+0xfe/0x190 [ 117.757814][ T926] do_setlink.isra.0+0x1cc3/0x2750 [ 117.757817][ T926] ? stack_trace_save+0x93/0xc0 [ 117.757818][ T926] ? rtnl_link_get_size+0x350/0x350 [ 117.757819][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757821][ T926] ? stack_depot_save_flags+0x1bc/0x790 [ 117.757825][ T926] ? kasan_save_stack+0x3d/0x50 [ 117.757828][ T926] ? kasan_save_stack+0x2f/0x50 [ 117.757829][ T926] ? kasan_save_track+0x14/0x30 [ 117.757831][ T926] ? __kasan_kmalloc+0x7b/0x90 [ 117.757832][ T926] ? __kmalloc_cache_noprof+0x29a/0x620 [ 117.757834][ T926] ? rtnl_newlink+0x124/0x11c0 [ 117.757835][ T926] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 117.757836][ T926] ? netlink_rcv_skb+0x14e/0x3a0 [ 117.757839][ T926] ? netlink_unicast+0x486/0x750 [ 117.757840][ T926] ? netlink_sendmsg+0x735/0xc60 [ 117.757841][ T926] ? ____sys_sendmsg+0x415/0x880 [ 117.757844][ T926] ? ___sys_sendmsg+0x14e/0x1d0 [ 117.757845][ T926] ? __sys_sendmsg+0x12c/0x1d0 [ 117.757847][ T926] ? do_syscall_64+0xff/0x530 [ 117.757849][ T926] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 117.757851][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757853][ T926] ? lock_acquire+0x13c/0x160 [ 117.757855][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757856][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757858][ T926] ? trace_contention_end+0xb3/0x180 [ 117.757861][ T926] ? __mutex_lock+0x1db/0x1ea0 [ 117.757862][ T926] ? __mutex_lock+0x9a3/0x1ea0 [ 117.757864][ T926] ? rtnl_newlink+0x9a8/0x11c0 [ 117.757865][ T926] ? ww_mutex_lock+0x160/0x160 [ 117.757867][ T926] ? nla_get_range_signed+0x3d0/0x3d0 [ 117.757869][ T926] ? __rtnl_newlink+0x3fa/0xa50 [ 117.757871][ T926] rtnl_newlink+0x9f1/0x11c0 [ 117.757873][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757875][ T926] ? rtnl_bridge_getlink+0x850/0x850 [ 117.757876][ T926] ? lock_acquire+0x13c/0x160 [ 117.757877][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757879][ T926] ? is_bpf_text_address+0x3e/0x110 [ 117.757883][ T926] ? is_bpf_text_address+0x72/0x110 [ 117.757884][ T926] ? kernel_text_address+0x149/0x170 [ 117.757886][ T926] ? __kernel_text_address+0x12/0x30 [ 117.757887][ T926] ? write_profile+0xf0/0xf0 [ 117.757888][ T926] ? unwind_get_return_address+0x67/0xd0 [ 117.757889][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757891][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757893][ T926] ? cap_capable+0x1d7/0x3d0 [ 117.757896][ T926] ? lock_acquire+0x13c/0x160 [ 117.757898][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757900][ T926] ? rtnl_bridge_getlink+0x850/0x850 [ 117.757901][ T926] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 117.757903][ T926] ? rtnl_link_fill+0x920/0x920 [ 117.757904][ T926] ? filter_irq_stacks+0xd0/0xd0 [ 117.757905][ T926] ? stack_depot_save_flags+0x1bc/0x790 [ 117.757908][ T926] netlink_rcv_skb+0x14e/0x3a0 [ 117.757909][ T926] ? rtnl_link_fill+0x920/0x920 [ 117.757911][ T926] ? lock_release+0x184/0x1f0 [ 117.757912][ T926] ? netlink_ack+0xcf0/0xcf0 [ 117.757913][ T926] ? __netlink_lookup+0xb9/0x6b0 [ 117.757916][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757918][ T926] ? lock_release+0x184/0x1f0 [ 117.757920][ T926] netlink_unicast+0x486/0x750 [ 117.757922][ T926] ? netlink_attachskb+0x810/0x810 [ 117.757923][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757925][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757927][ T926] ? lock_acquire+0x13c/0x160 [ 117.757929][ T926] netlink_sendmsg+0x735/0xc60 [ 117.757930][ T926] ? netlink_unicast+0x750/0x750 [ 117.757932][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757934][ T926] ? lock_release+0x184/0x1f0 [ 117.757936][ T926] ____sys_sendmsg+0x415/0x880 [ 117.757938][ T926] ? copy_msghdr_from_user+0x279/0x420 [ 117.757939][ T926] ? get_timestamp.constprop.0+0x390/0x390 [ 117.757941][ T926] ? move_addr_to_kernel+0x40/0x40 [ 117.757942][ T926] ? filter_irq_stacks+0xd0/0xd0 [ 117.757945][ T926] ___sys_sendmsg+0x14e/0x1d0 [ 117.757947][ T926] ? copy_msghdr_from_user+0x420/0x420 [ 117.757951][ T926] __sys_sendmsg+0x12c/0x1d0 [ 117.757953][ T926] ? __sys_sendmsg_sock+0x20/0x20 [ 117.757956][ T926] ? rcu_is_watching+0x16/0xd0 [ 117.757958][ T926] do_syscall_64+0xff/0x530 [ 117.757960][ T926] ? exc_page_fault+0xee/0x100 [ 117.757962][ T926] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 117.757964][ T926] RIP: 0033:0x7fa8e9a3654e [ 117.757965][ T926] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 117.757967][ T926] RSP: 002b:00007ffc841d8100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 117.757971][ T926] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa8e9a3654e [ 117.757972][ T926] RDX: 0000000000000000 RSI: 00007ffc841d81b0 RDI: 0000000000000005 [ 117.757973][ T926] RBP: 00007ffc841d8110 R08: 0000000000000000 R09: 0000000000000000 [ 117.757974][ T926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913384 [ 117.757975][ T926] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc841d8870 [ 117.757977][ T926] [ 117.785115][ T926] veth4: left allmulticast mode [ 117.785278][ T926] veth4: left promiscuous mode [ 117.785489][ T926] br: port 3(veth4) entered disabled state [ 117.790095][ T926] ip (926) used greatest stack depth: 23016 bytes left [ 117.806012][ T928] br: port 2(veth3) entered disabled state [ 117.806408][ T928] veth3: left allmulticast mode [ 117.806592][ T928] veth3: left promiscuous mode [ 117.806835][ T928] br: port 2(veth3) entered disabled state [ 117.836759][ T931] br: port 1(veth1) entered disabled state [ 117.837102][ T931] veth1: left allmulticast mode [ 117.837249][ T931] veth1: left promiscuous mode [ 117.837445][ T931] br: port 1(veth1) entered disabled state