[ 10.250285][ T187] ip (187) used greatest stack depth: 23840 bytes left [ 10.250302][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.250305][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 10.250306][ T187] preempt_count: 2, expected: 0 [ 10.250307][ T187] RCU nest depth: 0, expected: 0 [ 10.250308][ T187] locks held by ip/187: 5, last CPU#3: [ 10.250310][ T187] #0: ffffffffab8027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.250324][ T187] #1: ffffffffab969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.250330][ T187] #2: ffffffffab969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.250335][ T187] #3: ffffffffab889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.250339][ T187] #4: ffffffffab889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.250343][ T187] irq event stamp: 42096 [ 10.250344][ T187] hardirqs last enabled at (42095): [] __down_trylock_console_sem+0x86/0xa0 [ 10.250347][ T187] hardirqs last disabled at (42096): [] console_emit_next_record+0x3d4/0x4c0 [ 10.250349][ T187] softirqs last enabled at (42088): [] handle_softirqs+0x67c/0x900 [ 10.250351][ T187] softirqs last disabled at (40839): [] __irq_exit_rcu+0x145/0x1c0 [ 10.250354][ T187] Preemption disabled at: [ 10.250355][ T187] [<0000000000000000>] 0x0 [ 10.250362][ T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.250366][ T187] Tainted: [W]=WARN [ 10.250367][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.250369][ T187] Call Trace: [ 10.250371][ T187] [ 10.250372][ T187] dump_stack_lvl+0x6f/0xa0 [ 10.250379][ T187] __might_resched.cold+0x1fe/0x2c1 [ 10.250384][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.250389][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 10.250395][ T187] __kmalloc_noprof+0x443/0x760 [ 10.250397][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 10.250404][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 10.250407][ T187] alloc_buf.isra.0+0x4b/0x260 [ 10.250410][ T187] put_chars+0x1e1/0x2f0 [ 10.250413][ T187] ? __send_to_port+0x420/0x420 [ 10.250415][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.250420][ T187] ? validate_chain+0x38b/0xc20 [ 10.250426][ T187] hvc_console_print+0x292/0x780 [ 10.250433][ T187] ? hvc_write+0x3a0/0x3a0 [ 10.250436][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.250438][ T187] ? lock_acquire+0x13c/0x160 [ 10.250443][ T187] console_emit_next_record+0x22f/0x4c0 [ 10.250447][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 10.250449][ T187] ? console_flush_one_record+0x106/0x710 [ 10.250453][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.250456][ T187] ? lock_acquire+0x13c/0x160 [ 10.250460][ T187] console_flush_one_record+0x46f/0x710 [ 10.250465][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 10.250471][ T187] ? __lock_acquire+0x518/0xc20 [ 10.250477][ T187] console_unlock+0xee/0x1f0 [ 10.250480][ T187] ? console_flush_one_record+0x710/0x710 [ 10.250482][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.250485][ T187] ? lock_acquire+0x60/0x160 [ 10.250489][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.250491][ T187] ? vprintk_emit+0x320/0x3e0 [ 10.250495][ T187] vprintk_emit+0x37c/0x3e0 [ 10.250499][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 10.250503][ T187] ? __lock_acquire+0x518/0xc20 [ 10.250507][ T187] _printk+0xc7/0x100 [ 10.250511][ T187] ? snapshot_read.cold+0x21/0x21 [ 10.250515][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.250518][ T187] ? __rwlock_init+0x150/0x150 [ 10.250522][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.250525][ T187] do_exit.cold+0x82/0x9c [ 10.250529][ T187] ? exit_notify+0x890/0x890 [ 10.250532][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 10.250535][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.250540][ T187] do_group_exit+0xb8/0x370 [ 10.250543][ T187] __x64_sys_exit_group+0x3c/0x50 [ 10.250545][ T187] x64_sys_call+0x1567/0x1570 [ 10.250547][ T187] do_syscall_64+0xff/0x530 [ 10.250550][ T187] ? exc_page_fault+0xee/0x100 [ 10.250554][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.250556][ T187] RIP: 0033:0x7f7d8acfa1b8 [ 10.250558][ T187] Code: Unable to access opcode bytes at 0x7f7d8acfa18e. [ 10.250560][ T187] RSP: 002b:00007ffc32fb3248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.250562][ T187] RAX: ffffffffffffffda RBX: 00007f7d8ae2af88 RCX: 00007f7d8acfa1b8 [ 10.250564][ T187] RDX: 00007f7d8aa44fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.250565][ T187] RBP: 00007ffc32fb32a0 R08: 0000000000000000 R09: 0000000000008010 [ 10.250566][ T187] R10: 00007ffc32fb3060 R11: 0000000000000246 R12: 0000000000000001 [ 10.250567][ T187] R13: 0000000000000000 R14: 00007f7d8ae29680 R15: 00007f7d8ae2afa0 [ 10.250574][ T187] [ 12.190239][ T266] br1: port 1(vx10) entered blocking state [ 12.190327][ T266] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.190329][ T266] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 266, name: ip [ 12.190331][ T266] preempt_count: 1, expected: 0 [ 12.190332][ T266] RCU nest depth: 0, expected: 0 [ 12.190333][ T266] locks held by ip/266: 5, last CPU#2: [ 12.190335][ T266] #0: ffffffffac0d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.190347][ T266] #1: ffffffffab969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.190353][ T266] #2: ffffffffab969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.190357][ T266] #3: ffffffffab889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.190361][ T266] #4: ffffffffab889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.190365][ T266] irq event stamp: 20180 [ 12.190366][ T266] hardirqs last enabled at (20179): [] __down_trylock_console_sem+0x86/0xa0 [ 12.190369][ T266] hardirqs last disabled at (20180): [] console_emit_next_record+0x3d4/0x4c0 [ 12.190371][ T266] softirqs last enabled at (20092): [] __alloc_skb+0x4c2/0x5f0 [ 12.190374][ T266] softirqs last disabled at (20090): [] __alloc_skb+0x4c2/0x5f0 [ 12.190377][ T266] Preemption disabled at: [ 12.190378][ T266] [] vprintk_emit+0x31b/0x3e0 [ 12.190384][ T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.190388][ T266] Tainted: [W]=WARN [ 12.190389][ T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.190391][ T266] Call Trace: [ 12.190392][ T266] [ 12.190394][ T266] dump_stack_lvl+0x6f/0xa0 [ 12.190400][ T266] ? vprintk_emit+0x31b/0x3e0 [ 12.190402][ T266] __might_resched.cold+0x1fe/0x2c1 [ 12.190407][ T266] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.190411][ T266] ? __kmalloc_noprof+0xdb/0x760 [ 12.190416][ T266] __kmalloc_noprof+0x443/0x760 [ 12.190419][ T266] ? alloc_buf.isra.0+0x4b/0x260 [ 12.190424][ T266] ? do_raw_spin_unlock+0x59/0x250 [ 12.190427][ T266] alloc_buf.isra.0+0x4b/0x260 [ 12.190430][ T266] put_chars+0x1e1/0x2f0 [ 12.190433][ T266] ? __send_to_port+0x420/0x420 [ 12.190438][ T266] ? validate_chain+0x34a/0xc20 [ 12.190442][ T266] hvc_console_print+0x292/0x780 [ 12.190445][ T266] ? mark_usage+0x61/0x170 [ 12.190446][ T266] ? __lock_acquire+0x518/0xc20 [ 12.190448][ T266] ? __lock_acquire+0x518/0xc20 [ 12.190452][ T266] ? hvc_write+0x3a0/0x3a0 [ 12.190454][ T266] ? console_emit_next_record+0x1df/0x4c0 [ 12.190458][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.190462][ T266] ? lock_acquire+0x13c/0x160 [ 12.190466][ T266] console_emit_next_record+0x22f/0x4c0 [ 12.190470][ T266] ? devkmsg_read+0x4b0/0x4b0 [ 12.190471][ T266] ? console_flush_one_record+0x106/0x710 [ 12.190480][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.190482][ T266] ? lock_acquire+0x13c/0x160 [ 12.190486][ T266] console_flush_one_record+0x46f/0x710 [ 12.190491][ T266] ? console_emit_next_record+0x4c0/0x4c0 [ 12.190492][ T266] ? __lock_acquire+0x518/0xc20 [ 12.190498][ T266] console_unlock+0xee/0x1f0 [ 12.190501][ T266] ? console_flush_one_record+0x710/0x710 [ 12.190502][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.190505][ T266] ? lock_acquire+0x60/0x160 [ 12.190508][ T266] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.190510][ T266] ? vprintk_emit+0x320/0x3e0 [ 12.190514][ T266] vprintk_emit+0x37c/0x3e0 [ 12.190517][ T266] ? wake_up_klogd_work_func+0x90/0x90 [ 12.190520][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 12.190522][ T266] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.190526][ T266] ? mark_held_locks+0x40/0x70 [ 12.190530][ T266] _printk+0xc7/0x100 [ 12.190533][ T266] ? snapshot_read.cold+0x21/0x21 [ 12.190537][ T266] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.190550][ T266] ? do_setlink.isra.0+0xa31/0x2750 [ 12.190552][ T266] ? rtnl_newlink+0x9f1/0x11c0 [ 12.190553][ T266] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.190558][ T266] br_set_state+0x22f/0x430 [bridge] [ 12.190568][ T266] br_init_port+0xc4/0x200 [bridge] [ 12.190577][ T266] new_nbp+0x39c/0x580 [bridge] [ 12.190587][ T266] br_add_if+0x212/0x1320 [bridge] [ 12.190594][ T266] ? is_bpf_text_address+0x72/0x110 [ 12.190598][ T266] ? kernel_text_address+0x149/0x170 [ 12.190601][ T266] ? __kernel_text_address+0x12/0x30 [ 12.190605][ T266] do_set_master+0x357/0x580 [ 12.190610][ T266] do_setlink.isra.0+0xa31/0x2750 [ 12.190613][ T266] ? stack_trace_save+0x93/0xc0 [ 12.190616][ T266] ? rtnl_link_get_size+0x350/0x350 [ 12.190618][ T266] ? rcu_read_lock_any_held+0x66/0x90 [ 12.190620][ T266] ? stack_depot_save_flags+0x38e/0x790 [ 12.190624][ T266] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.190626][ T266] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.190628][ T266] ? validate_chain+0x38b/0xc20 [ 12.190631][ T266] ? kasan_save_stack+0x3d/0x50 [ 12.190634][ T266] ? kasan_save_stack+0x2f/0x50 [ 12.190636][ T266] ? kasan_save_track+0x14/0x30 [ 12.190639][ T266] ? __lock_acquire+0x518/0xc20 [ 12.190641][ T266] ? netlink_seq_next+0x4e/0x60 [ 12.190643][ T266] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.190648][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 12.190650][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 12.190653][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.190655][ T266] ? lock_acquire+0x13c/0x160 [ 12.190657][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.190659][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.190661][ T266] ? trace_contention_end+0xb3/0x180 [ 12.190665][ T266] ? __mutex_lock+0x1db/0x1ea0 [ 12.190667][ T266] ? __mutex_lock+0x9a3/0x1ea0 [ 12.190669][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 12.190672][ T266] ? ww_mutex_lock+0x160/0x160 [ 12.190674][ T266] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.190679][ T266] ? __rtnl_newlink+0x3fa/0xa50 [ 12.190684][ T266] rtnl_newlink+0x9f1/0x11c0 [ 12.190690][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 12.190692][ T266] ? __lock_acquire+0x518/0xc20 [ 12.190696][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 12.190698][ T266] ? find_held_lock+0x2b/0x80 [ 12.190700][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 12.190702][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 12.190706][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 12.190708][ T266] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.190711][ T266] ? rtnl_link_fill+0x920/0x920 [ 12.190713][ T266] ? __lock_acquire+0x518/0xc20 [ 12.190717][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 12.190719][ T266] ? find_held_lock+0x2b/0x80 [ 12.190723][ T266] netlink_rcv_skb+0x14e/0x3a0 [ 12.190725][ T266] ? rtnl_link_fill+0x920/0x920 [ 12.190728][ T266] ? netlink_ack+0xcf0/0xcf0 [ 12.190734][ T266] ? netlink_deliver_tap+0xc5/0x330 [ 12.190735][ T266] ? netlink_deliver_tap+0x13c/0x330 [ 12.190740][ T266] netlink_unicast+0x486/0x750 [ 12.190744][ T266] ? netlink_attachskb+0x810/0x810 [ 12.190746][ T266] ? __lock_acquire+0x518/0xc20 [ 12.190751][ T266] netlink_sendmsg+0x735/0xc60 [ 12.190754][ T266] ? netlink_unicast+0x750/0x750 [ 12.190758][ T266] ? __might_fault+0x97/0x140 [ 12.190764][ T266] ____sys_sendmsg+0x415/0x880 [ 12.190766][ T266] ? copy_msghdr_from_user+0x279/0x420 [ 12.190768][ T266] ? get_timestamp.constprop.0+0x390/0x390 [ 12.190770][ T266] ? move_addr_to_kernel+0x40/0x40 [ 12.190778][ T266] ___sys_sendmsg+0x14e/0x1d0 [ 12.190780][ T266] ? copy_msghdr_from_user+0x420/0x420 [ 12.190797][ T266] __sys_sendmsg+0x12c/0x1d0 [ 12.190800][ T266] ? __sys_sendmsg_sock+0x20/0x20 [ 12.190808][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.190812][ T266] do_syscall_64+0xff/0x530 [ 12.190814][ T266] ? exc_page_fault+0xee/0x100 [ 12.190817][ T266] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.190820][ T266] RIP: 0033:0x7f772ecb454e [ 12.190824][ T266] 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 [ 12.190826][ T266] RSP: 002b:00007fff8b2cbc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.190828][ T266] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f772ecb454e [ 12.190830][ T266] RDX: 0000000000000000 RSI: 00007fff8b2cbcf0 RDI: 0000000000000005 [ 12.190831][ T266] RBP: 00007fff8b2cbc50 R08: 0000000000000000 R09: 0000000000000000 [ 12.190832][ T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913884 [ 12.190833][ T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8b2cc3b0 [ 12.190840][ T266] [ 12.240059][ T266] br1: port 1(vx10) entered disabled state [ 12.240539][ T266] vx10: entered allmulticast mode [ 12.242360][ T266] vx10: entered promiscuous mode [ 12.243343][ T266] br1: port 1(vx10) entered blocking state [ 12.243791][ T266] br1: port 1(vx10) entered forwarding state [ 12.274145][ T266] ip (266) used greatest stack depth: 23336 bytes left [ 12.387688][ T272] br1: port 2(vx20) entered blocking state [ 12.388571][ T272] br1: port 2(vx20) entered disabled state [ 12.388905][ T272] vx20: entered allmulticast mode [ 12.390505][ T272] vx20: entered promiscuous mode [ 12.391221][ T272] br1: port 2(vx20) entered blocking state [ 12.391727][ T272] br1: port 2(vx20) entered forwarding state [ 12.464791][ T274] br1: port 3(veth1) entered blocking state [ 12.465394][ T274] br1: port 3(veth1) entered disabled state [ 12.465718][ T274] veth1: entered allmulticast mode [ 12.467363][ T274] veth1: entered promiscuous mode [ 12.492248][ T92] br1: port 3(veth1) entered blocking state [ 12.493044][ T92] br1: port 3(veth1) entered forwarding state [ 12.547706][ T277] br1: port 4(veth2) entered blocking state [ 12.548044][ T277] br1: port 4(veth2) entered disabled state [ 12.548367][ T277] veth2: entered allmulticast mode [ 12.549961][ T277] veth2: entered promiscuous mode [ 12.588513][ T46] br1: port 4(veth2) entered blocking state [ 12.589203][ T46] br1: port 4(veth2) entered forwarding state [ 12.711196][ T283] br1: port 5(vx4001) entered blocking state [ 12.718127][ T283] br1: port 5(vx4001) entered disabled state [ 12.718458][ T283] vx4001: entered allmulticast mode [ 12.720089][ T283] vx4001: entered promiscuous mode [ 12.720533][ T283] br1: port 5(vx4001) entered blocking state [ 12.720837][ T283] br1: port 5(vx4001) entered forwarding state [ 12.984342][ T292] 8021q: 802.1Q VLAN Support v1.8 [ 13.145148][ T64] br1: entered promiscuous mode [ 15.395073][ T377] br1: port 1(vx10) entered blocking state [ 15.395093][ T377] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.395096][ T377] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 377, name: ip [ 15.395097][ T377] preempt_count: 1, expected: 0 [ 15.395098][ T377] RCU nest depth: 0, expected: 0 [ 15.395099][ T377] locks held by ip/377: 5, last CPU#3: [ 15.395102][ T377] #0: ffffffffac0d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 15.395114][ T377] #1: ffffffffab969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.395121][ T377] #2: ffffffffab969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.395125][ T377] #3: ffffffffab889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.395129][ T377] #4: ffffffffab889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.395133][ T377] irq event stamp: 12588 [ 15.395134][ T377] hardirqs last enabled at (12587): [] __down_trylock_console_sem+0x86/0xa0 [ 15.395137][ T377] hardirqs last disabled at (12588): [] console_emit_next_record+0x3d4/0x4c0 [ 15.395139][ T377] softirqs last enabled at (12530): [] __alloc_skb+0x4c2/0x5f0 [ 15.395142][ T377] softirqs last disabled at (12528): [] __alloc_skb+0x4c2/0x5f0 [ 15.395145][ T377] Preemption disabled at: [ 15.395145][ T377] [] vprintk_emit+0x31b/0x3e0 [ 15.395151][ T377] CPU: 3 UID: 0 PID: 377 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.395155][ T377] Tainted: [W]=WARN [ 15.395156][ T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.395158][ T377] Call Trace: [ 15.395159][ T377] [ 15.395161][ T377] dump_stack_lvl+0x6f/0xa0 [ 15.395167][ T377] ? vprintk_emit+0x31b/0x3e0 [ 15.395169][ T377] __might_resched.cold+0x1fe/0x2c1 [ 15.395174][ T377] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.395178][ T377] ? __kmalloc_noprof+0xdb/0x760 [ 15.395183][ T377] __kmalloc_noprof+0x443/0x760 [ 15.395186][ T377] ? alloc_buf.isra.0+0x4b/0x260 [ 15.395192][ T377] ? do_raw_spin_unlock+0x59/0x250 [ 15.395194][ T377] alloc_buf.isra.0+0x4b/0x260 [ 15.395198][ T377] put_chars+0x1e1/0x2f0 [ 15.395200][ T377] ? prb_final_commit+0x50/0x50 [ 15.395202][ T377] ? __send_to_port+0x420/0x420 [ 15.395205][ T377] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.395210][ T377] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.395212][ T377] ? validate_chain+0x38b/0xc20 [ 15.395216][ T377] hvc_console_print+0x292/0x780 [ 15.395219][ T377] ? mark_usage+0x61/0x170 [ 15.395221][ T377] ? __lock_acquire+0x518/0xc20 [ 15.395222][ T377] ? __lock_acquire+0x518/0xc20 [ 15.395226][ T377] ? hvc_write+0x3a0/0x3a0 [ 15.395229][ T377] ? console_emit_next_record+0x1df/0x4c0 [ 15.395232][ T377] ? rcu_is_watching+0x16/0xd0 [ 15.395235][ T377] ? lock_acquire+0x13c/0x160 [ 15.395239][ T377] console_emit_next_record+0x22f/0x4c0 [ 15.395243][ T377] ? devkmsg_read+0x4b0/0x4b0 [ 15.395244][ T377] ? console_flush_one_record+0x106/0x710 [ 15.395248][ T377] ? rcu_is_watching+0x16/0xd0 [ 15.395250][ T377] ? lock_acquire+0x13c/0x160 [ 15.395254][ T377] console_flush_one_record+0x46f/0x710 [ 15.395259][ T377] ? console_emit_next_record+0x4c0/0x4c0 [ 15.395261][ T377] ? __lock_acquire+0x518/0xc20 [ 15.395266][ T377] console_unlock+0xee/0x1f0 [ 15.395269][ T377] ? console_flush_one_record+0x710/0x710 [ 15.395271][ T377] ? rcu_is_watching+0x16/0xd0 [ 15.395273][ T377] ? lock_acquire+0x60/0x160 [ 15.395277][ T377] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.395279][ T377] ? vprintk_emit+0x320/0x3e0 [ 15.395283][ T377] vprintk_emit+0x37c/0x3e0 [ 15.395287][ T377] ? wake_up_klogd_work_func+0x90/0x90 [ 15.395289][ T377] ? __lock_release.isra.0+0x69/0x1a0 [ 15.395292][ T377] ? mark_held_locks+0x40/0x70 [ 15.395296][ T377] _printk+0xc7/0x100 [ 15.395300][ T377] ? snapshot_read.cold+0x21/0x21 [ 15.395304][ T377] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 15.395317][ T377] ? do_setlink.isra.0+0xa31/0x2750 [ 15.395318][ T377] ? rtnl_newlink+0x9f1/0x11c0 [ 15.395319][ T377] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.395324][ T377] br_set_state+0x22f/0x430 [bridge] [ 15.395335][ T377] br_init_port+0xc4/0x200 [bridge] [ 15.395343][ T377] new_nbp+0x39c/0x580 [bridge] [ 15.395353][ T377] br_add_if+0x212/0x1320 [bridge] [ 15.395360][ T377] ? is_bpf_text_address+0x72/0x110 [ 15.395364][ T377] ? kernel_text_address+0x149/0x170 [ 15.395368][ T377] ? __kernel_text_address+0x12/0x30 [ 15.395372][ T377] do_set_master+0x357/0x580 [ 15.395377][ T377] do_setlink.isra.0+0xa31/0x2750 [ 15.395380][ T377] ? stack_trace_save+0x93/0xc0 [ 15.395383][ T377] ? rtnl_link_get_size+0x350/0x350 [ 15.395384][ T377] ? rcu_read_lock_any_held+0x66/0x90 [ 15.395386][ T377] ? stack_depot_save_flags+0x38e/0x790 [ 15.395390][ T377] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.395392][ T377] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.395394][ T377] ? validate_chain+0x38b/0xc20 [ 15.395397][ T377] ? kasan_save_stack+0x3d/0x50 [ 15.395400][ T377] ? kasan_save_stack+0x2f/0x50 [ 15.395402][ T377] ? kasan_save_track+0x14/0x30 [ 15.395405][ T377] ? __lock_acquire+0x518/0xc20 [ 15.395407][ T377] ? netlink_seq_next+0x4e/0x60 [ 15.395410][ T377] ? ___sys_sendmsg+0xb0/0x1d0 [ 15.395414][ T377] ? lock_acquire.part.0+0xd4/0x280 [ 15.395416][ T377] ? rtnl_newlink+0x9a8/0x11c0 [ 15.395419][ T377] ? rcu_is_watching+0x16/0xd0 [ 15.395421][ T377] ? lock_acquire+0x13c/0x160 [ 15.395423][ T377] ? rcu_is_watching+0x16/0xd0 [ 15.395424][ T377] ? rcu_is_watching+0x16/0xd0 [ 15.395427][ T377] ? trace_contention_end+0xb3/0x180 [ 15.395431][ T377] ? __mutex_lock+0x1db/0x1ea0 [ 15.395434][ T377] ? __mutex_lock+0x9a3/0x1ea0 [ 15.395436][ T377] ? rtnl_newlink+0x9a8/0x11c0 [ 15.395439][ T377] ? ww_mutex_lock+0x160/0x160 [ 15.395441][ T377] ? nla_get_range_signed+0x3d0/0x3d0 [ 15.395446][ T377] ? __rtnl_newlink+0x3fa/0xa50 [ 15.395452][ T377] rtnl_newlink+0x9f1/0x11c0 [ 15.395457][ T377] ? rtnl_bridge_getlink+0x850/0x850 [ 15.395459][ T377] ? __lock_acquire+0x518/0xc20 [ 15.395464][ T377] ? lock_acquire.part.0+0xd4/0x280 [ 15.395466][ T377] ? find_held_lock+0x2b/0x80 [ 15.395468][ T377] ? rtnl_bridge_getlink+0x850/0x850 [ 15.395470][ T377] ? __lock_release.isra.0+0x69/0x1a0 [ 15.395473][ T377] ? rtnl_bridge_getlink+0x850/0x850 [ 15.395476][ T377] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.395479][ T377] ? rtnl_link_fill+0x920/0x920 [ 15.395480][ T377] ? __lock_acquire+0x518/0xc20 [ 15.395490][ T377] ? lock_acquire.part.0+0xd4/0x280 [ 15.395492][ T377] ? find_held_lock+0x2b/0x80 [ 15.395496][ T377] netlink_rcv_skb+0x14e/0x3a0 [ 15.395498][ T377] ? rtnl_link_fill+0x920/0x920 [ 15.395501][ T377] ? netlink_ack+0xcf0/0xcf0 [ 15.395507][ T377] ? netlink_deliver_tap+0xc5/0x330 [ 15.395509][ T377] ? netlink_deliver_tap+0x13c/0x330 [ 15.395513][ T377] netlink_unicast+0x486/0x750 [ 15.395517][ T377] ? netlink_attachskb+0x810/0x810 [ 15.395520][ T377] ? __lock_acquire+0x518/0xc20 [ 15.395524][ T377] netlink_sendmsg+0x735/0xc60 [ 15.395528][ T377] ? netlink_unicast+0x750/0x750 [ 15.395532][ T377] ? __might_fault+0x97/0x140 [ 15.395537][ T377] ____sys_sendmsg+0x415/0x880 [ 15.395539][ T377] ? copy_msghdr_from_user+0x279/0x420 [ 15.395542][ T377] ? get_timestamp.constprop.0+0x390/0x390 [ 15.395543][ T377] ? move_addr_to_kernel+0x40/0x40 [ 15.395551][ T377] ___sys_sendmsg+0x14e/0x1d0 [ 15.395554][ T377] ? copy_msghdr_from_user+0x420/0x420 [ 15.395570][ T377] __sys_sendmsg+0x12c/0x1d0 [ 15.395573][ T377] ? __sys_sendmsg_sock+0x20/0x20 [ 15.395579][ T377] ? rcu_is_watching+0x16/0xd0 [ 15.395583][ T377] do_syscall_64+0xff/0x530 [ 15.395585][ T377] ? exc_page_fault+0xee/0x100 [ 15.395588][ T377] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.395591][ T377] RIP: 0033:0x7f219342454e [ 15.395594][ T377] 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 [ 15.395596][ T377] RSP: 002b:00007ffd90352fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.395599][ T377] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f219342454e [ 15.395601][ T377] RDX: 0000000000000000 RSI: 00007ffd90353090 RDI: 0000000000000005 [ 15.395602][ T377] RBP: 00007ffd90352ff0 R08: 0000000000000000 R09: 0000000000000000 [ 15.395602][ T377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913887 [ 15.395603][ T377] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd90353750 [ 15.395610][ T377] [ 15.440172][ T377] br1: port 1(vx10) entered disabled state [ 15.440533][ T377] vx10: entered allmulticast mode [ 15.442167][ T377] vx10: entered promiscuous mode [ 15.443131][ T377] br1: port 1(vx10) entered blocking state [ 15.443436][ T377] br1: port 1(vx10) entered forwarding state [ 15.585189][ T381] br1: port 2(vx20) entered blocking state [ 15.585611][ T381] br1: port 2(vx20) entered disabled state [ 15.586443][ T381] vx20: entered allmulticast mode [ 15.588158][ T381] vx20: entered promiscuous mode [ 15.588720][ T381] br1: port 2(vx20) entered blocking state [ 15.589099][ T381] br1: port 2(vx20) entered forwarding state [ 15.717491][ T385] br1: port 3(vx4001) entered blocking state [ 15.717846][ T385] br1: port 3(vx4001) entered disabled state [ 15.718171][ T385] vx4001: entered allmulticast mode [ 15.719794][ T385] vx4001: entered promiscuous mode [ 15.720257][ T385] br1: port 3(vx4001) entered blocking state [ 15.720574][ T385] br1: port 3(vx4001) entered forwarding state [ 15.787250][ T387] br1: port 4(w1) entered blocking state [ 15.787575][ T387] br1: port 4(w1) entered disabled state [ 15.787917][ T387] w1: entered allmulticast mode [ 15.789565][ T387] w1: entered promiscuous mode [ 15.817562][ T39] br1: port 4(w1) entered blocking state [ 15.817861][ T39] br1: port 4(w1) entered forwarding state [ 15.875087][ T390] br1: port 5(w3) entered blocking state [ 15.875365][ T390] br1: port 5(w3) entered disabled state [ 15.875650][ T390] w3: entered allmulticast mode [ 15.877310][ T390] w3: entered promiscuous mode [ 15.908440][ T46] br1: port 5(w3) entered blocking state [ 15.908715][ T46] br1: port 5(w3) entered forwarding state [ 16.218936][ T9] br1: entered promiscuous mode [ 16.829331][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.829368][ C1] [ 16.829369][ C1] ======================================================== [ 16.829371][ C1] WARNING: possible irq lock inversion dependency detected [ 16.829373][ C1] 7.2.0-virtme #1 Tainted: G W [ 16.829375][ C1] -------------------------------------------------------- [ 16.829375][ C1] kworker/u16:0/12 just changed the state of lock: [ 16.829376][ C1] ffffffffab889660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.829388][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 16.829390][ C1] (fs_reclaim){+.+.}-{0:0} [ 16.829391][ C1] [ 16.829391][ C1] [ 16.829391][ C1] and interrupts could create inverse lock ordering between them. [ 16.829391][ C1] [ 16.829392][ C1] [ 16.829392][ C1] other info that might help us debug this: [ 16.829392][ C1] Possible interrupt unsafe locking scenario: [ 16.829392][ C1] [ 16.829393][ C1] CPU0 CPU1 [ 16.829394][ C1] ---- ---- [ 16.829394][ C1] lock(fs_reclaim); [ 16.829395][ C1] local_irq_disable(); [ 16.829396][ C1] lock(console_owner); [ 16.829396][ C1] lock(fs_reclaim); [ 16.829397][ C1] [ 16.829398][ C1] lock(console_owner); [ 16.829398][ C1] [ 16.829398][ C1] *** DEADLOCK *** [ 16.829398][ C1] [ 16.829399][ C1] locks held by kworker/u16:0/12: 8, last CPU#1: [ 16.829400][ C1] #0: ff11000008a07140 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 16.829405][ C1] #1: ffa00000000c7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 16.829409][ C1] #2: ffffffffac0d2c40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 16.829414][ C1] #3: ffffffffab980b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 16.829418][ C1] #4: ffffffffab980b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 16.829421][ C1] #5: ffffffffab980b00 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.829426][ C1] #6: ffffffffab969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.829430][ C1] #7: ffffffffab969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.829433][ C1] [ 16.829433][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 16.829437][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 16.829440][ C1] HARDIRQ-ON-W at: [ 16.829441][ C1] __lock_acquire+0x388/0xc20 [ 16.829444][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.829445][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.829448][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.829451][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.829452][ C1] workqueue_init+0x2a/0x680 [ 16.829456][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.829458][ C1] kernel_init+0x21/0x150 [ 16.829461][ C1] ret_from_fork+0x474/0x6b0 [ 16.829464][ C1] ret_from_fork_asm+0x11/0x20 [ 16.829467][ C1] SOFTIRQ-ON-W at: [ 16.829468][ C1] __lock_acquire+0x388/0xc20 [ 16.829469][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.829471][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.829472][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.829473][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.829475][ C1] workqueue_init+0x2a/0x680 [ 16.829476][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.829477][ C1] kernel_init+0x21/0x150 [ 16.829478][ C1] ret_from_fork+0x474/0x6b0 [ 16.829479][ C1] ret_from_fork_asm+0x11/0x20 [ 16.829480][ C1] INITIAL USE at: [ 16.829481][ C1] __lock_acquire+0x388/0xc20 [ 16.829483][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.829484][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.829485][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.829486][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.829488][ C1] workqueue_init+0x2a/0x680 [ 16.829497][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.829498][ C1] kernel_init+0x21/0x150 [ 16.829500][ C1] ret_from_fork+0x474/0x6b0 [ 16.829501][ C1] ret_from_fork_asm+0x11/0x20 [ 16.829503][ C1] } [ 16.829503][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 16.829507][ C1] ... acquired at: [ 16.829508][ C1] __lock_acquire+0x518/0xc20 [ 16.829509][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.829511][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.829512][ C1] __kmalloc_noprof+0xd3/0x760 [ 16.829513][ C1] alloc_buf.isra.0+0x4b/0x260 [ 16.829516][ C1] put_chars+0x1e1/0x2f0 [ 16.829517][ C1] hvc_console_print+0x292/0x780 [ 16.829519][ C1] console_emit_next_record+0x22f/0x4c0 [ 16.829521][ C1] console_flush_one_record+0x46f/0x710 [ 16.829523][ C1] console_unlock+0xee/0x1f0 [ 16.829524][ C1] vprintk_emit+0x37c/0x3e0 [ 16.829526][ C1] _printk+0xc7/0x100 [ 16.829529][ C1] dm_interface_init+0x50/0x60 [ 16.829531][ C1] dm_init+0x51/0xd0 [ 16.829532][ C1] do_one_initcall+0x124/0x4f0 [ 16.829533][ C1] kernel_init_freeable+0x596/0x630 [ 16.829534][ C1] kernel_init+0x21/0x150 [ 16.829536][ C1] ret_from_fork+0x474/0x6b0 [ 16.829537][ C1] ret_from_fork_asm+0x11/0x20 [ 16.829538][ C1] [ 16.829538][ C1] -> (console_owner){..-.}-{0:0} { [ 16.829540][ C1] IN-SOFTIRQ-W at: [ 16.829541][ C1] __lock_acquire+0x388/0xc20 [ 16.829542][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.829544][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.829545][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.829547][ C1] console_flush_one_record+0x46f/0x710 [ 16.829549][ C1] console_unlock+0xee/0x1f0 [ 16.829550][ C1] vprintk_emit+0x37c/0x3e0 [ 16.829552][ C1] _printk+0xc7/0x100 [ 16.829553][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.829564][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.829574][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.829581][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.829583][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.829585][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.829587][ C1] napi_complete_done+0x1aa/0x8c0 [ 16.829588][ C1] gro_cell_poll+0x337/0x550 [ 16.829592][ C1] __napi_poll+0xd4/0x3b0 [ 16.829594][ C1] net_rx_action+0x513/0xf50 [ 16.829595][ C1] handle_softirqs+0x1d3/0x900 [ 16.829598][ C1] do_softirq+0xac/0xe0 [ 16.829599][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.829600][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.829602][ C1] ip6_finish_output2+0x423/0x1300 [ 16.829603][ C1] ip6_finish_output+0x646/0xda0 [ 16.829605][ C1] ip6_output+0x23f/0x7f0 [ 16.829606][ C1] ndisc_send_skb+0xba3/0x1520 [ 16.829608][ C1] ndisc_send_ns+0xa9/0x120 [ 16.829609][ C1] addrconf_dad_work+0x6c2/0x930 [ 16.829610][ C1] process_one_work+0xe3e/0x1560 [ 16.829612][ C1] worker_thread+0x4f1/0xd60 [ 16.829613][ C1] kthread+0x367/0x460 [ 16.829615][ C1] ret_from_fork+0x474/0x6b0 [ 16.829616][ C1] ret_from_fork_asm+0x11/0x20 [ 16.829617][ C1] INITIAL USE at: [ 16.829618][ C1] } [ 16.829619][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 16.829622][ C1] ... acquired at: [ 16.829622][ C1] mark_lock+0x1d7/0xa00 [ 16.829623][ C1] mark_usage+0x42/0x170 [ 16.829625][ C1] __lock_acquire+0x388/0xc20 [ 16.829626][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.829627][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.829629][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.829630][ C1] console_flush_one_record+0x46f/0x710 [ 16.829632][ C1] console_unlock+0xee/0x1f0 [ 16.829634][ C1] vprintk_emit+0x37c/0x3e0 [ 16.829635][ C1] _printk+0xc7/0x100 [ 16.829636][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.829644][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.829650][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.829657][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.829658][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.829660][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.829662][ C1] napi_complete_done+0x1aa/0x8c0 [ 16.829664][ C1] gro_cell_poll+0x337/0x550 [ 16.829665][ C1] __napi_poll+0xd4/0x3b0 [ 16.829667][ C1] net_rx_action+0x513/0xf50 [ 16.829668][ C1] handle_softirqs+0x1d3/0x900 [ 16.829669][ C1] do_softirq+0xac/0xe0 [ 16.829670][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.829672][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.829673][ C1] ip6_finish_output2+0x423/0x1300 [ 16.829674][ C1] ip6_finish_output+0x646/0xda0 [ 16.829675][ C1] ip6_output+0x23f/0x7f0 [ 16.829677][ C1] ndisc_send_skb+0xba3/0x1520 [ 16.829678][ C1] ndisc_send_ns+0xa9/0x120 [ 16.829679][ C1] addrconf_dad_work+0x6c2/0x930 [ 16.829681][ C1] process_one_work+0xe3e/0x1560 [ 16.829682][ C1] worker_thread+0x4f1/0xd60 [ 16.829684][ C1] kthread+0x367/0x460 [ 16.829685][ C1] ret_from_fork+0x474/0x6b0 [ 16.829686][ C1] ret_from_fork_asm+0x11/0x20 [ 16.829687][ C1] [ 16.829688][ C1] [ 16.829688][ C1] stack backtrace: [ 16.829690][ C1] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.829693][ C1] Tainted: [W]=WARN [ 16.829694][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.829696][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.829699][ C1] Call Trace: [ 16.829701][ C1] [ 16.829702][ C1] dump_stack_lvl+0x6f/0xa0 [ 16.829706][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 16.829708][ C1] mark_lock_irq+0x989/0x9c0 [ 16.829711][ C1] mark_lock+0x1d7/0xa00 [ 16.829713][ C1] mark_usage+0x42/0x170 [ 16.829715][ C1] __lock_acquire+0x388/0xc20 [ 16.829717][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.829718][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 16.829720][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.829724][ C1] ? lock_acquire+0x13c/0x160 [ 16.829726][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.829727][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 16.829729][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.829731][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 16.829733][ C1] ? console_flush_one_record+0x106/0x710 [ 16.829735][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.829737][ C1] ? lock_acquire+0x13c/0x160 [ 16.829739][ C1] console_flush_one_record+0x46f/0x710 [ 16.829741][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 16.829743][ C1] ? __lock_acquire+0x518/0xc20 [ 16.829745][ C1] console_unlock+0xee/0x1f0 [ 16.829747][ C1] ? console_flush_one_record+0x710/0x710 [ 16.829748][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.829750][ C1] ? lock_acquire+0x60/0x160 [ 16.829752][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.829754][ C1] ? vprintk_emit+0x320/0x3e0 [ 16.829756][ C1] vprintk_emit+0x37c/0x3e0 [ 16.829758][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 16.829760][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.829762][ C1] _printk+0xc7/0x100 [ 16.829764][ C1] ? snapshot_read.cold+0x21/0x21 [ 16.829765][ C1] ? ___ratelimit+0x4e7/0xa00 [ 16.829769][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 16.829776][ C1] ? idr_get_free+0x830/0x830 [ 16.829778][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.829780][ C1] ? validate_chain+0x38b/0xc20 [ 16.829782][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.829789][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 16.829795][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 16.829810][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 16.829818][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.829826][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.829828][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 16.829836][ C1] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 16.829841][ C1] ? mark_usage+0x61/0x170 [ 16.829843][ C1] ? __lock_acquire+0x518/0xc20 [ 16.829845][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.829853][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 16.829860][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.829863][ C1] ? __udp4_lib_lookup+0x5f1/0x820 [ 16.829866][ C1] ? encap_bypass_if_local+0x270/0x270 [vxlan] [ 16.829869][ C1] ? udp_queue_rcv_one_skb+0x645/0xb00 [ 16.829871][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 16.829873][ C1] ? udp_unicast_rcv_skb+0x366/0x450 [ 16.829875][ C1] ? udp_rcv+0xaa1/0x1d90 [ 16.829877][ C1] ? __lock_acquire+0x518/0xc20 [ 16.829879][ C1] ? udp_sk_rx_dst_set+0x90/0x90 [ 16.829881][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.829882][ C1] ? find_held_lock+0x2b/0x80 [ 16.829884][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.829887][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 16.829889][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.829890][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.829893][ C1] ? lock_acquire+0x13c/0x160 [ 16.829894][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.829896][ C1] ? mark_usage+0x61/0x170 [ 16.829898][ C1] ? process_backlog+0x14c0/0x14c0 [ 16.829900][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.829901][ C1] ? validate_chain+0x38b/0xc20 [ 16.829903][ C1] ? __lock_acquire+0x518/0xc20 [ 16.829906][ C1] napi_complete_done+0x1aa/0x8c0 [ 16.829907][ C1] ? find_held_lock+0x2b/0x80 [ 16.829909][ C1] ? netif_receive_skb_list+0x50/0x50 [ 16.829911][ C1] ? gro_cell_poll+0x31e/0x550 [ 16.829913][ C1] gro_cell_poll+0x337/0x550 [ 16.829916][ C1] __napi_poll+0xd4/0x3b0 [ 16.829918][ C1] net_rx_action+0x513/0xf50 [ 16.829921][ C1] ? __napi_poll+0x3b0/0x3b0 [ 16.829922][ C1] ? validate_chain+0x38b/0xc20 [ 16.829925][ C1] ? do_raw_spin_lock+0x131/0x280 [ 16.829927][ C1] ? __rwlock_init+0x150/0x150 [ 16.829929][ C1] ? mark_held_locks+0x40/0x70 [ 16.829931][ C1] handle_softirqs+0x1d3/0x900 [ 16.829933][ C1] ? _local_bh_enable+0xc0/0xc0 [ 16.829934][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 16.829936][ C1] ? _raw_spin_unlock+0x2d/0x50 [ 16.829938][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 16.829940][ C1] do_softirq+0xac/0xe0 [ 16.829942][ C1] [ 16.829942][ C1] [ 16.829943][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.829945][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.829947][ C1] ? __lock_acquire+0x518/0xc20 [ 16.829949][ C1] ? __asan_memcpy+0x3c/0x60 [ 16.829951][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 16.829954][ C1] ? vlan_dev_hard_header+0x332/0x4f0 [8021q] [ 16.829956][ C1] ? mark_held_locks+0x40/0x70 [ 16.829958][ C1] ? neigh_resolve_output.part.0+0x344/0x740 [ 16.829961][ C1] ip6_finish_output2+0x423/0x1300 [ 16.829963][ C1] ? ip6_dst_lookup+0x80/0x80 [ 16.829965][ C1] ? find_held_lock+0x2b/0x80 [ 16.829966][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.829968][ C1] ? ip6_mtu+0x15d/0x310 [ 16.829970][ C1] ip6_finish_output+0x646/0xda0 [ 16.829972][ C1] ip6_output+0x23f/0x7f0 [ 16.829974][ C1] ? ip6_finish_output+0xda0/0xda0 [ 16.829975][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.829977][ C1] ? find_held_lock+0x2b/0x80 [ 16.829978][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.829980][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.829982][ C1] ndisc_send_skb+0xba3/0x1520 [ 16.829984][ C1] ? ndisc_recv_na+0xea0/0xea0 [ 16.829987][ C1] ? trace_hardirqs_off+0xd/0x30 [ 16.829989][ C1] ? try_to_grab_pending+0x77/0x840 [ 16.829991][ C1] ? mark_held_locks+0x40/0x70 [ 16.829993][ C1] ndisc_send_ns+0xa9/0x120 [ 16.829994][ C1] ? find_held_lock+0x2b/0x80 [ 16.829996][ C1] ? ndisc_router_discovery+0x2ab0/0x2ab0 [ 16.829997][ C1] ? __rwlock_init+0x150/0x150 [ 16.829999][ C1] ? mark_held_locks+0x40/0x70 [ 16.830000][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 16.830003][ C1] addrconf_dad_work+0x6c2/0x930 [ 16.830005][ C1] ? addrconf_dad_begin+0x540/0x540 [ 16.830007][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830009][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830010][ C1] ? lock_acquire+0x13c/0x160 [ 16.830012][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830014][ C1] process_one_work+0xe3e/0x1560 [ 16.830017][ C1] ? __queue_delayed_work+0x470/0x470 [ 16.830018][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.830021][ C1] worker_thread+0x4f1/0xd60 [ 16.830024][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.830026][ C1] kthread+0x367/0x460 [ 16.830028][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.830029][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.830031][ C1] ret_from_fork+0x474/0x6b0 [ 16.830032][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 16.830034][ C1] ? __switch_to+0x5a3/0xe00 [ 16.830037][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.830038][ C1] ret_from_fork_asm+0x11/0x20 [ 16.830041][ C1] [ 16.830045][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.830047][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 16.830048][ C1] preempt_count: 102, expected: 0 [ 16.830049][ C1] RCU nest depth: 3, expected: 0 [ 16.830049][ C1] INFO: lockdep is turned off. [ 16.830050][ C1] irq event stamp: 22897 [ 16.830051][ C1] hardirqs last enabled at (22896): [] __down_trylock_console_sem+0x86/0xa0 [ 16.830053][ C1] hardirqs last disabled at (22897): [] console_emit_next_record+0x3d4/0x4c0 [ 16.830055][ C1] softirqs last enabled at (22840): [] __dev_queue_xmit+0x964/0x1b80 [ 16.830057][ C1] softirqs last disabled at (22841): [] do_softirq+0xac/0xe0 [ 16.830058][ C1] Preemption disabled at: [ 16.830059][ C1] [] __dev_queue_xmit+0x204/0x1b80 [ 16.830062][ C1] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.830064][ C1] Tainted: [W]=WARN [ 16.830064][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.830065][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.830067][ C1] Call Trace: [ 16.830068][ C1] [ 16.830068][ C1] dump_stack_lvl+0x6f/0xa0 [ 16.830070][ C1] ? __dev_queue_xmit+0x204/0x1b80 [ 16.830072][ C1] __might_resched.cold+0x1fe/0x2c1 [ 16.830075][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.830078][ C1] ? nbcon_get_cpu_emergency_nesting+0xa/0x30 [ 16.830080][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830083][ C1] __kmalloc_noprof+0x443/0x760 [ 16.830084][ C1] ? __rwlock_init+0x150/0x150 [ 16.830086][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 16.830088][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 16.830089][ C1] alloc_buf.isra.0+0x4b/0x260 [ 16.830091][ C1] put_chars+0x1e1/0x2f0 [ 16.830093][ C1] ? __send_to_port+0x420/0x420 [ 16.830095][ C1] ? mark_lock+0x1d7/0xa00 [ 16.830097][ C1] hvc_console_print+0x292/0x780 [ 16.830099][ C1] ? hvc_write+0x3a0/0x3a0 [ 16.830101][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830102][ C1] ? lock_acquire+0x13c/0x160 [ 16.830104][ C1] console_emit_next_record+0x22f/0x4c0 [ 16.830107][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 16.830108][ C1] ? console_flush_one_record+0x106/0x710 [ 16.830110][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830112][ C1] ? lock_acquire+0x13c/0x160 [ 16.830114][ C1] console_flush_one_record+0x46f/0x710 [ 16.830116][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 16.830118][ C1] ? __lock_acquire+0x518/0xc20 [ 16.830120][ C1] console_unlock+0xee/0x1f0 [ 16.830122][ C1] ? console_flush_one_record+0x710/0x710 [ 16.830124][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830125][ C1] ? lock_acquire+0x60/0x160 [ 16.830127][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.830129][ C1] ? vprintk_emit+0x320/0x3e0 [ 16.830131][ C1] vprintk_emit+0x37c/0x3e0 [ 16.830133][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 16.830135][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.830137][ C1] _printk+0xc7/0x100 [ 16.830139][ C1] ? snapshot_read.cold+0x21/0x21 [ 16.830141][ C1] ? ___ratelimit+0x4e7/0xa00 [ 16.830143][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 16.830149][ C1] ? idr_get_free+0x830/0x830 [ 16.830151][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.830153][ C1] ? validate_chain+0x38b/0xc20 [ 16.830155][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.830162][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 16.830168][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 16.830175][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 16.830181][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.830188][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.830190][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 16.830196][ C1] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 16.830200][ C1] ? mark_usage+0x61/0x170 [ 16.830202][ C1] ? __lock_acquire+0x518/0xc20 [ 16.830204][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.830211][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 16.830217][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.830220][ C1] ? __udp4_lib_lookup+0x5f1/0x820 [ 16.830222][ C1] ? encap_bypass_if_local+0x270/0x270 [vxlan] [ 16.830225][ C1] ? udp_queue_rcv_one_skb+0x645/0xb00 [ 16.830227][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 16.830229][ C1] ? udp_unicast_rcv_skb+0x366/0x450 [ 16.830230][ C1] ? udp_rcv+0xaa1/0x1d90 [ 16.830232][ C1] ? __lock_acquire+0x518/0xc20 [ 16.830234][ C1] ? udp_sk_rx_dst_set+0x90/0x90 [ 16.830236][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.830237][ C1] ? find_held_lock+0x2b/0x80 [ 16.830239][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.830242][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 16.830244][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.830245][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.830247][ C1] ? lock_acquire+0x13c/0x160 [ 16.830249][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.830251][ C1] ? mark_usage+0x61/0x170 [ 16.830253][ C1] ? process_backlog+0x14c0/0x14c0 [ 16.830255][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.830256][ C1] ? validate_chain+0x38b/0xc20 [ 16.830258][ C1] ? __lock_acquire+0x518/0xc20 [ 16.830260][ C1] napi_complete_done+0x1aa/0x8c0 [ 16.830262][ C1] ? find_held_lock+0x2b/0x80 [ 16.830263][ C1] ? netif_receive_skb_list+0x50/0x50 [ 16.830265][ C1] ? gro_cell_poll+0x31e/0x550 [ 16.830268][ C1] gro_cell_poll+0x337/0x550 [ 16.830270][ C1] __napi_poll+0xd4/0x3b0 [ 16.830272][ C1] net_rx_action+0x513/0xf50 [ 16.830275][ C1] ? __napi_poll+0x3b0/0x3b0 [ 16.830276][ C1] ? validate_chain+0x38b/0xc20 [ 16.830280][ C1] ? do_raw_spin_lock+0x131/0x280 [ 16.830281][ C1] ? __rwlock_init+0x150/0x150 [ 16.830283][ C1] ? mark_held_locks+0x40/0x70 [ 16.830285][ C1] handle_softirqs+0x1d3/0x900 [ 16.830287][ C1] ? _local_bh_enable+0xc0/0xc0 [ 16.830288][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 16.830290][ C1] ? _raw_spin_unlock+0x2d/0x50 [ 16.830291][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 16.830293][ C1] do_softirq+0xac/0xe0 [ 16.830295][ C1] [ 16.830295][ C1] [ 16.830296][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.830297][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.830299][ C1] ? __lock_acquire+0x518/0xc20 [ 16.830301][ C1] ? __asan_memcpy+0x3c/0x60 [ 16.830302][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 16.830304][ C1] ? vlan_dev_hard_header+0x332/0x4f0 [8021q] [ 16.830306][ C1] ? mark_held_locks+0x40/0x70 [ 16.830308][ C1] ? neigh_resolve_output.part.0+0x344/0x740 [ 16.830311][ C1] ip6_finish_output2+0x423/0x1300 [ 16.830313][ C1] ? ip6_dst_lookup+0x80/0x80 [ 16.830314][ C1] ? find_held_lock+0x2b/0x80 [ 16.830315][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.830317][ C1] ? ip6_mtu+0x15d/0x310 [ 16.830319][ C1] ip6_finish_output+0x646/0xda0 [ 16.830321][ C1] ip6_output+0x23f/0x7f0 [ 16.830322][ C1] ? ip6_finish_output+0xda0/0xda0 [ 16.830324][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.830325][ C1] ? find_held_lock+0x2b/0x80 [ 16.830327][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.830328][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.830330][ C1] ndisc_send_skb+0xba3/0x1520 [ 16.830333][ C1] ? ndisc_recv_na+0xea0/0xea0 [ 16.830336][ C1] ? trace_hardirqs_off+0xd/0x30 [ 16.830337][ C1] ? try_to_grab_pending+0x77/0x840 [ 16.830338][ C1] ? mark_held_locks+0x40/0x70 [ 16.830340][ C1] ndisc_send_ns+0xa9/0x120 [ 16.830341][ C1] ? find_held_lock+0x2b/0x80 [ 16.830343][ C1] ? ndisc_router_discovery+0x2ab0/0x2ab0 [ 16.830344][ C1] ? __rwlock_init+0x150/0x150 [ 16.830346][ C1] ? mark_held_locks+0x40/0x70 [ 16.830347][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 16.830349][ C1] addrconf_dad_work+0x6c2/0x930 [ 16.830351][ C1] ? addrconf_dad_begin+0x540/0x540 [ 16.830353][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830355][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830357][ C1] ? lock_acquire+0x13c/0x160 [ 16.830358][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.830360][ C1] process_one_work+0xe3e/0x1560 [ 16.830363][ C1] ? __queue_delayed_work+0x470/0x470 [ 16.830365][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.830368][ C1] worker_thread+0x4f1/0xd60 [ 16.830370][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.830372][ C1] kthread+0x367/0x460 [ 16.830374][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.830375][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.830377][ C1] ret_from_fork+0x474/0x6b0 [ 16.830378][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 16.830380][ C1] ? __switch_to+0x5a3/0xe00 [ 16.830381][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.830383][ C1] ret_from_fork_asm+0x11/0x20 [ 16.830386][ C1] [ 16.920236][ C1] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 17.293449][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.420332][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 17.421134][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 17.475133][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 21.325090][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 21.325110][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.325113][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/1 [ 21.325114][ C1] preempt_count: 102, expected: 0 [ 21.325115][ C1] RCU nest depth: 1, expected: 0 [ 21.325116][ C1] INFO: lockdep is turned off. [ 21.325117][ C1] irq event stamp: 660948 [ 21.325118][ C1] hardirqs last enabled at (660947): [] default_idle_call+0x98/0xb0 [ 21.325127][ C1] hardirqs last disabled at (660948): [] __schedule+0x1246/0x20e0 [ 21.325129][ C1] softirqs last enabled at (660944): [] handle_softirqs+0x67c/0x900 [ 21.325133][ C1] softirqs last disabled at (660935): [] __irq_exit_rcu+0x145/0x1c0 [ 21.325135][ C1] Preemption disabled at: [ 21.325136][ C1] [<0000000000000000>] 0x0 [ 21.325144][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.325147][ C1] Tainted: [W]=WARN [ 21.325148][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.325150][ C1] Call Trace: [ 21.325152][ C1] [ 21.325154][ C1] dump_stack_lvl+0x6f/0xa0 [ 21.325160][ C1] __might_resched.cold+0x1fe/0x2c1 [ 21.325164][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.325168][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325171][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325173][ C1] __kmalloc_noprof+0x443/0x760 [ 21.325176][ C1] ? __rwlock_init+0x150/0x150 [ 21.325179][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 21.325183][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 21.325184][ C1] alloc_buf.isra.0+0x4b/0x260 [ 21.325186][ C1] put_chars+0x1e1/0x2f0 [ 21.325188][ C1] ? __send_to_port+0x420/0x420 [ 21.325190][ C1] ? printk_get_next_message+0x240/0x650 [ 21.325193][ C1] hvc_console_print+0x292/0x780 [ 21.325197][ C1] ? hvc_write+0x3a0/0x3a0 [ 21.325198][ C1] ? __rwlock_init+0x150/0x150 [ 21.325200][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325201][ C1] ? lock_acquire+0x13c/0x160 [ 21.325203][ C1] console_emit_next_record+0x22f/0x4c0 [ 21.325206][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 21.325208][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325210][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325211][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325213][ C1] ? lock_acquire+0x13c/0x160 [ 21.325215][ C1] ? console_flush_one_record+0x111/0x710 [ 21.325216][ C1] console_flush_one_record+0x46f/0x710 [ 21.325219][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 21.325221][ C1] console_unlock+0xee/0x1f0 [ 21.325223][ C1] ? lock_acquire+0x13c/0x160 [ 21.325224][ C1] ? console_flush_one_record+0x710/0x710 [ 21.325226][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325227][ C1] ? lock_release+0x184/0x1f0 [ 21.325229][ C1] ? lock_acquire+0x60/0x160 [ 21.325230][ C1] ? __rcu_read_lock+0x30/0x70 [ 21.325232][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.325234][ C1] ? vprintk_emit+0x320/0x3e0 [ 21.325236][ C1] vprintk_emit+0x37c/0x3e0 [ 21.325238][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 21.325240][ C1] ? do_raw_spin_trylock+0xb6/0x180 [ 21.325242][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325244][ C1] ? lock_acquire+0x13c/0x160 [ 21.325246][ C1] _printk+0xc7/0x100 [ 21.325249][ C1] ? snapshot_read.cold+0x21/0x21 [ 21.325250][ C1] ? ___ratelimit+0x4e7/0xa00 [ 21.325253][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 21.325265][ C1] ? idr_get_free+0x830/0x830 [ 21.325268][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 21.325278][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 21.325286][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 21.325296][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 21.325304][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 21.325312][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 21.325315][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325317][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 21.325323][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325325][ C1] ? validate_chain+0x73a/0xc20 [ 21.325327][ C1] ? vxlan_rcv+0x119c/0x2f70 [vxlan] [ 21.325332][ C1] ? fib_rules_unregister+0x440/0x440 [ 21.325336][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 21.325343][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325345][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 21.325352][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 21.325356][ C1] ? __udp4_lib_lookup+0x5f1/0x820 [ 21.325360][ C1] ? encap_bypass_if_local+0x270/0x270 [vxlan] [ 21.325363][ C1] ? udp_queue_rcv_one_skb+0x645/0xb00 [ 21.325365][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 21.325367][ C1] ? udp_unicast_rcv_skb+0x366/0x450 [ 21.325369][ C1] ? udp_rcv+0xaa1/0x1d90 [ 21.325371][ C1] ? udp_sk_rx_dst_set+0x90/0x90 [ 21.325373][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325375][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 21.325377][ C1] ? lock_release+0x184/0x1f0 [ 21.325379][ C1] ? process_backlog+0x3f1/0x14c0 [ 21.325381][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 21.325383][ C1] ? ip_local_deliver+0x184/0x4c0 [ 21.325386][ C1] ? ip_local_deliver_finish+0x610/0x610 [ 21.325388][ C1] ? lock_acquire+0x13c/0x160 [ 21.325389][ C1] ? __asan_memset+0x27/0x50 [ 21.325392][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 21.325394][ C1] ? rcu_read_lock_held+0x9/0x40 [ 21.325396][ C1] ? process_backlog+0x14c0/0x14c0 [ 21.325398][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325399][ C1] ? ipv6_gro_receive+0xf30/0x2800 [ 21.325403][ C1] ? lock_acquire+0x13c/0x160 [ 21.325405][ C1] napi_complete_done+0x1aa/0x8c0 [ 21.325407][ C1] ? netif_receive_skb_list+0x50/0x50 [ 21.325409][ C1] ? lock_acquire+0x13c/0x160 [ 21.325411][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325413][ C1] gro_cell_poll+0x337/0x550 [ 21.325417][ C1] __napi_poll+0xd4/0x3b0 [ 21.325419][ C1] net_rx_action+0x513/0xf50 [ 21.325422][ C1] ? __napi_poll+0x3b0/0x3b0 [ 21.325424][ C1] ? do_raw_spin_lock+0x131/0x280 [ 21.325427][ C1] ? _raw_spin_unlock_irq+0x33/0x50 [ 21.325429][ C1] ? run_timer_softirq+0xf8/0x160 [ 21.325432][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325434][ C1] handle_softirqs+0x1d3/0x900 [ 21.325436][ C1] ? _local_bh_enable+0xc0/0xc0 [ 21.325437][ C1] ? lock_release+0x184/0x1f0 [ 21.325439][ C1] __irq_exit_rcu+0x145/0x1c0 [ 21.325441][ C1] irq_exit_rcu+0xe/0x30 [ 21.325442][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 21.325444][ C1] [ 21.325445][ C1] [ 21.325446][ C1] ? _raw_spin_unlock+0x2d/0x50 [ 21.325447][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 21.325450][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 21.325453][ C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 21.325454][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246 [ 21.325457][ C1] RAX: 0000000000000001 RBX: ff11000001bea380 RCX: 0000000000000001 [ 21.325459][ C1] RDX: 0000000000000001 RSI: ffffffffaae8d860 RDI: ffffffffa86f0307 [ 21.325459][ C1] RBP: 0000000000000000 R08: ffffffffaab80421 R09: 1fe2200006a563a2 [ 21.325460][ C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3 [ 21.325461][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 21.325462][ C1] ? ct_kernel_exit.constprop.0+0x101/0x160 [ 21.325464][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 21.325467][ C1] default_idle+0x9/0x10 [ 21.325469][ C1] default_idle_call+0x6e/0xb0 [ 21.325471][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 21.325472][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 21.325474][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 21.325477][ C1] ? rcu_is_watching+0x16/0xd0 [ 21.325479][ C1] do_idle+0xd8/0x190 [ 21.325480][ C1] cpu_startup_entry+0x53/0x70 [ 21.325482][ C1] start_secondary+0x204/0x2b0 [ 21.325484][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 21.325486][ C1] common_startup_64+0x13e/0x148 [ 21.325490][ C1] [ 28.379128][ T12] w3: left allmulticast mode [ 28.379147][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.379151][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 28.379153][ T12] preempt_count: 1, expected: 0 [ 28.379154][ T12] RCU nest depth: 0, expected: 0 [ 28.379155][ T12] INFO: lockdep is turned off. [ 28.379156][ T12] irq event stamp: 22897 [ 28.379157][ T12] hardirqs last enabled at (22896): [] __down_trylock_console_sem+0x86/0xa0 [ 28.379166][ T12] hardirqs last disabled at (22897): [] console_emit_next_record+0x3d4/0x4c0 [ 28.379168][ T12] softirqs last enabled at (22840): [] __dev_queue_xmit+0x964/0x1b80 [ 28.379173][ T12] softirqs last disabled at (22841): [] do_softirq+0xac/0xe0 [ 28.379176][ T12] Preemption disabled at: [ 28.379177][ T12] [] vprintk_emit+0x31b/0x3e0 [ 28.379184][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.379189][ T12] Tainted: [W]=WARN [ 28.379190][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.379193][ T12] Workqueue: netns cleanup_net [ 28.379199][ T12] Call Trace: [ 28.379200][ T12] [ 28.379202][ T12] dump_stack_lvl+0x6f/0xa0 [ 28.379208][ T12] ? vprintk_emit+0x31b/0x3e0 [ 28.379210][ T12] __might_resched.cold+0x1fe/0x2c1 [ 28.379214][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.379217][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379221][ T12] __kmalloc_noprof+0x443/0x760 [ 28.379226][ T12] ? __rwlock_init+0x150/0x150 [ 28.379229][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 28.379234][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 28.379236][ T12] alloc_buf.isra.0+0x4b/0x260 [ 28.379238][ T12] put_chars+0x1e1/0x2f0 [ 28.379240][ T12] ? desc_read_finalized_seq+0x79/0x120 [ 28.379241][ T12] ? __send_to_port+0x420/0x420 [ 28.379244][ T12] ? console_prepend_replay+0x20/0x20 [ 28.379246][ T12] hvc_console_print+0x292/0x780 [ 28.379249][ T12] ? hvc_write+0x3a0/0x3a0 [ 28.379250][ T12] ? do_raw_spin_lock+0x131/0x280 [ 28.379252][ T12] ? __rwlock_init+0x150/0x150 [ 28.379254][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379256][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379257][ T12] ? lock_acquire+0x13c/0x160 [ 28.379260][ T12] console_emit_next_record+0x22f/0x4c0 [ 28.379262][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 28.379265][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379268][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379270][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379273][ T12] ? lock_acquire+0x13c/0x160 [ 28.379276][ T12] ? console_flush_one_record+0x111/0x710 [ 28.379278][ T12] console_flush_one_record+0x46f/0x710 [ 28.379280][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 28.379283][ T12] console_unlock+0xee/0x1f0 [ 28.379285][ T12] ? lock_acquire+0x13c/0x160 [ 28.379286][ T12] ? console_flush_one_record+0x710/0x710 [ 28.379288][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379290][ T12] ? lock_release+0x184/0x1f0 [ 28.379291][ T12] ? lock_acquire+0x60/0x160 [ 28.379293][ T12] ? __rcu_read_lock+0x30/0x70 [ 28.379295][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.379297][ T12] ? vprintk_emit+0x320/0x3e0 [ 28.379299][ T12] vprintk_emit+0x37c/0x3e0 [ 28.379301][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 28.379303][ T12] ? process_one_work+0xe3e/0x1560 [ 28.379307][ T12] ? kthread+0x367/0x460 [ 28.379309][ T12] ? ret_from_fork+0x474/0x6b0 [ 28.379313][ T12] ? ret_from_fork_asm+0x11/0x20 [ 28.379316][ T12] _printk+0xc7/0x100 [ 28.379319][ T12] ? snapshot_read.cold+0x21/0x21 [ 28.379321][ T12] ? netdev_name+0x43/0x60 [ 28.379324][ T12] ? __netdev_printk+0x17f/0x1d0 [ 28.379326][ T12] netdev_info+0xe2/0x116 [ 28.379328][ T12] ? netdev_notice+0x120/0x120 [ 28.379330][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379332][ T12] ? __up_read+0x355/0x9e0 [ 28.379334][ T12] ? trace_hardirqs_on+0x36/0x40 [ 28.379336][ T12] ? down_write_nested+0x200/0x200 [ 28.379338][ T12] ? mutex_is_locked+0x1c/0x50 [ 28.379341][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 28.379344][ T12] dev_set_allmulti+0xa2/0x150 [ 28.379347][ T12] del_nbp+0xb7/0xc10 [bridge] [ 28.379364][ T12] br_dev_delete+0x9d/0x1e0 [bridge] [ 28.379372][ T12] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 28.379379][ T12] ops_undo_list+0x5be/0x8f0 [ 28.379382][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 28.379384][ T12] ? idr_destroy+0x121/0x250 [ 28.379389][ T12] cleanup_net+0x431/0x890 [ 28.379392][ T12] ? net_passive_dec+0x230/0x230 [ 28.379395][ T12] ? lock_acquire+0x13c/0x160 [ 28.379397][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.379399][ T12] process_one_work+0xe3e/0x1560 [ 28.379402][ T12] ? __queue_delayed_work+0x470/0x470 [ 28.379404][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 28.379406][ T12] ? __rwlock_init+0x150/0x150 [ 28.379409][ T12] worker_thread+0x4f1/0xd60 [ 28.379412][ T12] ? rescuer_thread+0x1340/0x1340 [ 28.379413][ T12] kthread+0x367/0x460 [ 28.379415][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.379416][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 28.379418][ T12] ret_from_fork+0x474/0x6b0 [ 28.379420][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 28.379422][ T12] ? __switch_to+0x5a3/0xe00 [ 28.379425][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 28.379428][ T12] ret_from_fork_asm+0x11/0x20 [ 28.379433][ T12] [ 28.395839][ T12] w3: left promiscuous mode [ 28.396198][ T12] br1: port 5(w3) entered disabled state [ 28.397361][ T12] w1: left allmulticast mode [ 28.397584][ T12] w1: left promiscuous mode [ 28.398000][ T12] br1: port 4(w1) entered disabled state [ 28.400600][ T12] vx4001: left allmulticast mode [ 28.400868][ T12] vx4001: left promiscuous mode [ 28.401135][ T12] br1: port 3(vx4001) entered disabled state [ 28.402437][ T12] vx20: left allmulticast mode [ 28.402649][ T12] vx20: left promiscuous mode [ 28.402903][ T12] br1: port 2(vx20) entered disabled state [ 28.403805][ T12] vx10: left allmulticast mode [ 28.403995][ T12] vx10: left promiscuous mode [ 28.404244][ T12] br1: port 1(vx10) entered disabled state [ 28.986741][ T9] br1: left promiscuous mode [ 29.158294][ T607] br1: port 4(veth2) entered disabled state [ 29.191698][ T608] veth2: left allmulticast mode [ 29.192072][ T608] veth2: left promiscuous mode [ 29.192487][ T608] br1: port 4(veth2) entered disabled state [ 29.240248][ T610] br1: port 3(veth1) entered disabled state [ 29.263960][ T611] veth1: left allmulticast mode [ 29.264143][ T611] veth1: left promiscuous mode [ 29.264370][ T611] br1: port 3(veth1) entered disabled state [ 29.309636][ T613] vx4001: left allmulticast mode [ 29.309828][ T613] vx4001: left promiscuous mode [ 29.310050][ T613] br1: port 5(vx4001) entered disabled state [ 29.437117][ T617] vx20: left allmulticast mode [ 29.437139][ T617] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.437143][ T617] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 617, name: ip [ 29.437145][ T617] preempt_count: 1, expected: 0 [ 29.437147][ T617] RCU nest depth: 0, expected: 0 [ 29.437148][ T617] INFO: lockdep is turned off. [ 29.437150][ T617] irq event stamp: 0 [ 29.437151][ T617] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 29.437156][ T617] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 29.437164][ T617] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 29.437167][ T617] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 29.437169][ T617] Preemption disabled at: [ 29.437170][ T617] [] vprintk_emit+0x31b/0x3e0 [ 29.437180][ T617] CPU: 2 UID: 0 PID: 617 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.437185][ T617] Tainted: [W]=WARN [ 29.437187][ T617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.437189][ T617] Call Trace: [ 29.437191][ T617] [ 29.437193][ T617] dump_stack_lvl+0x6f/0xa0 [ 29.437200][ T617] ? vprintk_emit+0x31b/0x3e0 [ 29.437203][ T617] __might_resched.cold+0x1fe/0x2c1 [ 29.437208][ T617] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.437212][ T617] ? __asan_memcpy+0x3c/0x60 [ 29.437216][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437221][ T617] __kmalloc_noprof+0x443/0x760 [ 29.437225][ T617] ? __rwlock_init+0x150/0x150 [ 29.437229][ T617] ? alloc_buf.isra.0+0x4b/0x260 [ 29.437234][ T617] ? do_raw_spin_unlock+0x59/0x250 [ 29.437236][ T617] alloc_buf.isra.0+0x4b/0x260 [ 29.437239][ T617] put_chars+0x1e1/0x2f0 [ 29.437242][ T617] ? __send_to_port+0x420/0x420 [ 29.437245][ T617] ? console_prepend_replay+0x20/0x20 [ 29.437249][ T617] hvc_console_print+0x292/0x780 [ 29.437254][ T617] ? hvc_write+0x3a0/0x3a0 [ 29.437256][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437259][ T617] ? lock_acquire+0x13c/0x160 [ 29.437263][ T617] console_emit_next_record+0x22f/0x4c0 [ 29.437267][ T617] ? devkmsg_read+0x4b0/0x4b0 [ 29.437270][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437272][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437275][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437277][ T617] ? lock_acquire+0x13c/0x160 [ 29.437280][ T617] ? console_flush_one_record+0x111/0x710 [ 29.437283][ T617] console_flush_one_record+0x46f/0x710 [ 29.437287][ T617] ? console_emit_next_record+0x4c0/0x4c0 [ 29.437291][ T617] console_unlock+0xee/0x1f0 [ 29.437294][ T617] ? lock_acquire+0x13c/0x160 [ 29.437296][ T617] ? console_flush_one_record+0x710/0x710 [ 29.437298][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437301][ T617] ? lock_release+0x184/0x1f0 [ 29.437303][ T617] ? lock_acquire+0x60/0x160 [ 29.437306][ T617] ? __rcu_read_lock+0x30/0x70 [ 29.437309][ T617] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.437312][ T617] ? vprintk_emit+0x320/0x3e0 [ 29.437315][ T617] vprintk_emit+0x37c/0x3e0 [ 29.437318][ T617] ? wake_up_klogd_work_func+0x90/0x90 [ 29.437321][ T617] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.437325][ T617] ? netlink_unicast+0x486/0x750 [ 29.437329][ T617] ? netlink_sendmsg+0x735/0xc60 [ 29.437331][ T617] ? ____sys_sendmsg+0x415/0x880 [ 29.437334][ T617] ? ___sys_sendmsg+0x14e/0x1d0 [ 29.437336][ T617] ? __sys_sendmsg+0x12c/0x1d0 [ 29.437339][ T617] ? do_syscall_64+0xff/0x530 [ 29.437343][ T617] _printk+0xc7/0x100 [ 29.437348][ T617] ? snapshot_read.cold+0x21/0x21 [ 29.437351][ T617] ? netdev_name+0x43/0x60 [ 29.437355][ T617] ? __netdev_printk+0x17f/0x1d0 [ 29.437358][ T617] netdev_info+0xe2/0x116 [ 29.437361][ T617] ? netdev_notice+0x120/0x120 [ 29.437364][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437367][ T617] ? __up_read+0x355/0x9e0 [ 29.437370][ T617] ? trace_hardirqs_on+0x36/0x40 [ 29.437373][ T617] ? down_write_nested+0x200/0x200 [ 29.437375][ T617] ? mutex_is_locked+0x1c/0x50 [ 29.437379][ T617] netif_set_allmulti.cold+0x7c/0x166 [ 29.437383][ T617] dev_set_allmulti+0xa2/0x150 [ 29.437387][ T617] del_nbp+0xb7/0xc10 [bridge] [ 29.437406][ T617] ? is_bpf_text_address+0x72/0x110 [ 29.437410][ T617] ? kernel_text_address+0x149/0x170 [ 29.437414][ T617] br_del_if+0xab/0x200 [bridge] [ 29.437427][ T617] ? rtnl_is_locked+0x15/0x20 [ 29.437430][ T617] do_set_master+0x15c/0x580 [ 29.437434][ T617] do_setlink.isra.0+0xa31/0x2750 [ 29.437437][ T617] ? stack_trace_save+0x93/0xc0 [ 29.437441][ T617] ? rtnl_link_get_size+0x350/0x350 [ 29.437443][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437446][ T617] ? stack_depot_save_flags+0x1bc/0x790 [ 29.437451][ T617] ? kasan_save_stack+0x3d/0x50 [ 29.437455][ T617] ? kasan_save_stack+0x2f/0x50 [ 29.437457][ T617] ? kasan_save_track+0x14/0x30 [ 29.437459][ T617] ? __kasan_kmalloc+0x7b/0x90 [ 29.437462][ T617] ? __kmalloc_cache_noprof+0x29a/0x620 [ 29.437464][ T617] ? rtnl_newlink+0x124/0x11c0 [ 29.437466][ T617] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.437468][ T617] ? netlink_rcv_skb+0x14e/0x3a0 [ 29.437470][ T617] ? netlink_unicast+0x486/0x750 [ 29.437472][ T617] ? netlink_sendmsg+0x735/0xc60 [ 29.437474][ T617] ? ____sys_sendmsg+0x415/0x880 [ 29.437477][ T617] ? ___sys_sendmsg+0x14e/0x1d0 [ 29.437479][ T617] ? __sys_sendmsg+0x12c/0x1d0 [ 29.437481][ T617] ? do_syscall_64+0xff/0x530 [ 29.437483][ T617] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.437487][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437490][ T617] ? lock_acquire+0x13c/0x160 [ 29.437492][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437494][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437497][ T617] ? trace_contention_end+0xb3/0x180 [ 29.437500][ T617] ? __mutex_lock+0x1db/0x1ea0 [ 29.437503][ T617] ? __mutex_lock+0x9a3/0x1ea0 [ 29.437505][ T617] ? rtnl_newlink+0x9a8/0x11c0 [ 29.437508][ T617] ? ww_mutex_lock+0x160/0x160 [ 29.437510][ T617] ? nla_get_range_signed+0x3d0/0x3d0 [ 29.437514][ T617] ? __rtnl_newlink+0x3fa/0xa50 [ 29.437518][ T617] rtnl_newlink+0x9f1/0x11c0 [ 29.437521][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437524][ T617] ? rtnl_bridge_getlink+0x850/0x850 [ 29.437526][ T617] ? lock_acquire+0x13c/0x160 [ 29.437528][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437531][ T617] ? is_bpf_text_address+0x3e/0x110 [ 29.437541][ T617] ? is_bpf_text_address+0x72/0x110 [ 29.437544][ T617] ? kernel_text_address+0x149/0x170 [ 29.437547][ T617] ? __kernel_text_address+0x12/0x30 [ 29.437549][ T617] ? write_profile+0xf0/0xf0 [ 29.437551][ T617] ? unwind_get_return_address+0x67/0xd0 [ 29.437554][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437557][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437560][ T617] ? cap_capable+0x1d7/0x3d0 [ 29.437564][ T617] ? lock_acquire+0x13c/0x160 [ 29.437567][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437569][ T617] ? rtnl_bridge_getlink+0x850/0x850 [ 29.437572][ T617] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.437575][ T617] ? rtnl_link_fill+0x920/0x920 [ 29.437577][ T617] ? filter_irq_stacks+0xd0/0xd0 [ 29.437579][ T617] ? stack_depot_save_flags+0x1bc/0x790 [ 29.437583][ T617] netlink_rcv_skb+0x14e/0x3a0 [ 29.437586][ T617] ? rtnl_link_fill+0x920/0x920 [ 29.437588][ T617] ? lock_release+0x184/0x1f0 [ 29.437591][ T617] ? netlink_ack+0xcf0/0xcf0 [ 29.437593][ T617] ? __netlink_lookup+0xb9/0x6b0 [ 29.437597][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437600][ T617] ? lock_release+0x184/0x1f0 [ 29.437603][ T617] netlink_unicast+0x486/0x750 [ 29.437606][ T617] ? netlink_attachskb+0x810/0x810 [ 29.437609][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437611][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437614][ T617] ? lock_acquire+0x13c/0x160 [ 29.437617][ T617] netlink_sendmsg+0x735/0xc60 [ 29.437620][ T617] ? netlink_unicast+0x750/0x750 [ 29.437623][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437626][ T617] ? lock_release+0x184/0x1f0 [ 29.437629][ T617] ____sys_sendmsg+0x415/0x880 [ 29.437631][ T617] ? copy_msghdr_from_user+0x279/0x420 [ 29.437634][ T617] ? get_timestamp.constprop.0+0x390/0x390 [ 29.437636][ T617] ? move_addr_to_kernel+0x40/0x40 [ 29.437639][ T617] ? filter_irq_stacks+0xd0/0xd0 [ 29.437643][ T617] ___sys_sendmsg+0x14e/0x1d0 [ 29.437646][ T617] ? copy_msghdr_from_user+0x420/0x420 [ 29.437654][ T617] __sys_sendmsg+0x12c/0x1d0 [ 29.437657][ T617] ? __sys_sendmsg_sock+0x20/0x20 [ 29.437661][ T617] ? rcu_is_watching+0x16/0xd0 [ 29.437665][ T617] do_syscall_64+0xff/0x530 [ 29.437667][ T617] ? exc_page_fault+0xee/0x100 [ 29.437670][ T617] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.437673][ T617] RIP: 0033:0x7f011917854e [ 29.437676][ T617] 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 [ 29.437678][ T617] RSP: 002b:00007ffffb80cce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.437683][ T617] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f011917854e [ 29.437685][ T617] RDX: 0000000000000000 RSI: 00007ffffb80cd90 RDI: 0000000000000005 [ 29.437687][ T617] RBP: 00007ffffb80ccf0 R08: 0000000000000000 R09: 0000000000000000 [ 29.437688][ T617] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913895 [ 29.437690][ T617] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffffb80d450 [ 29.437694][ T617] [ 29.493924][ T617] vx20: left promiscuous mode [ 29.494399][ T617] br1: port 2(vx20) entered disabled state [ 29.501584][ T617] ip (617) used greatest stack depth: 23208 bytes left [ 29.596237][ T621] vx10: left allmulticast mode [ 29.596425][ T621] vx10: left promiscuous mode [ 29.596648][ T621] br1: port 1(vx10) entered disabled state