[ 9.774724][ T186] ip (186) used greatest stack depth: 23904 bytes left [ 9.774743][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.774746][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 9.774748][ T186] preempt_count: 2, expected: 0 [ 9.774750][ T186] RCU nest depth: 0, expected: 0 [ 9.774751][ T186] locks held by ip/186: 5, last CPU#2: [ 9.774754][ T186] #0: ffffffffbb4027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.774771][ T186] #1: ffffffffbb569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.774779][ T186] #2: ffffffffbb569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.774785][ T186] #3: ffffffffbb489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.774791][ T186] #4: ffffffffbb489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.774797][ T186] irq event stamp: 34266 [ 9.774798][ T186] hardirqs last enabled at (34265): [] __down_trylock_console_sem+0x86/0xa0 [ 9.774802][ T186] hardirqs last disabled at (34266): [] console_emit_next_record+0x3d4/0x4c0 [ 9.774805][ T186] softirqs last enabled at (32982): [] netlink_release+0x17b/0xcf0 [ 9.774810][ T186] softirqs last disabled at (32980): [] netlink_release+0xd2/0xcf0 [ 9.774813][ T186] Preemption disabled at: [ 9.774814][ T186] [<0000000000000000>] 0x0 [ 9.774823][ T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.774828][ T186] Tainted: [W]=WARN [ 9.774829][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.774831][ T186] Call Trace: [ 9.774833][ T186] [ 9.774835][ T186] dump_stack_lvl+0x6f/0xa0 [ 9.774844][ T186] __might_resched.cold+0x1fe/0x2c1 [ 9.774851][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.774857][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 9.774864][ T186] __kmalloc_noprof+0x443/0x760 [ 9.774868][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 9.774877][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 9.774880][ T186] alloc_buf.isra.0+0x4b/0x260 [ 9.774886][ T186] put_chars+0x1e1/0x2f0 [ 9.774890][ T186] ? __send_to_port+0x420/0x420 [ 9.774893][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.774900][ T186] ? validate_chain+0x38b/0xc20 [ 9.774909][ T186] hvc_console_print+0x292/0x780 [ 9.774919][ T186] ? hvc_write+0x3a0/0x3a0 [ 9.774923][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.774927][ T186] ? lock_acquire+0x13c/0x160 [ 9.774934][ T186] console_emit_next_record+0x22f/0x4c0 [ 9.774940][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 9.774943][ T186] ? console_flush_one_record+0x106/0x710 [ 9.774948][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.774952][ T186] ? lock_acquire+0x13c/0x160 [ 9.774959][ T186] console_flush_one_record+0x46f/0x710 [ 9.774966][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 9.774969][ T186] ? __lock_acquire+0x518/0xc20 [ 9.774978][ T186] console_unlock+0xee/0x1f0 [ 9.774983][ T186] ? console_flush_one_record+0x710/0x710 [ 9.774986][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.774990][ T186] ? lock_acquire+0x60/0x160 [ 9.774996][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.774998][ T186] ? vprintk_emit+0x320/0x3e0 [ 9.775004][ T186] vprintk_emit+0x37c/0x3e0 [ 9.775010][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 9.775016][ T186] ? __lock_acquire+0x518/0xc20 [ 9.775023][ T186] _printk+0xc7/0x100 [ 9.775028][ T186] ? snapshot_read.cold+0x21/0x21 [ 9.775033][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.775037][ T186] ? __rwlock_init+0x150/0x150 [ 9.775044][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.775048][ T186] do_exit.cold+0x82/0x9c [ 9.775054][ T186] ? exit_notify+0x890/0x890 [ 9.775057][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 9.775061][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.775069][ T186] do_group_exit+0xb8/0x370 [ 9.775074][ T186] __x64_sys_exit_group+0x3c/0x50 [ 9.775076][ T186] x64_sys_call+0x1567/0x1570 [ 9.775080][ T186] do_syscall_64+0xff/0x530 [ 9.775084][ T186] ? exc_page_fault+0xee/0x100 [ 9.775090][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.775093][ T186] RIP: 0033:0x7f731b6791b8 [ 9.775097][ T186] Code: Unable to access opcode bytes at 0x7f731b67918e. [ 9.775099][ T186] RSP: 002b:00007ffe93365498 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.775102][ T186] RAX: ffffffffffffffda RBX: 00007f731b7a9f88 RCX: 00007f731b6791b8 [ 9.775104][ T186] RDX: 00007f731b3c3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.775108][ T186] RBP: 00007ffe933654f0 R08: 0000000000000000 R09: 0000000000008010 [ 9.775110][ T186] R10: 00007ffe933652b0 R11: 0000000000000246 R12: 0000000000000001 [ 9.775111][ T186] R13: 0000000000000000 R14: 00007f731b7a8680 R15: 00007f731b7a9fa0 [ 9.775124][ T186] [ 9.983203][ T193] ip (193) used greatest stack depth: 23696 bytes left [ 11.969666][ T266] br1: port 1(vx10) entered blocking state [ 11.969831][ T266] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.969834][ T266] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 266, name: ip [ 11.969836][ T266] preempt_count: 1, expected: 0 [ 11.969837][ T266] RCU nest depth: 0, expected: 0 [ 11.969838][ T266] locks held by ip/266: 5, last CPU#2: [ 11.969840][ T266] #0: ffffffffbbcd2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.969853][ T266] #1: ffffffffbb569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.969860][ T266] #2: ffffffffbb569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.969864][ T266] #3: ffffffffbb489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.969868][ T266] #4: ffffffffbb489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.969872][ T266] irq event stamp: 11220 [ 11.969873][ T266] hardirqs last enabled at (11219): [] __down_trylock_console_sem+0x86/0xa0 [ 11.969875][ T266] hardirqs last disabled at (11220): [] console_emit_next_record+0x3d4/0x4c0 [ 11.969877][ T266] softirqs last enabled at (11130): [] __alloc_skb+0x4c2/0x5f0 [ 11.969881][ T266] softirqs last disabled at (11128): [] __alloc_skb+0x4c2/0x5f0 [ 11.969883][ T266] Preemption disabled at: [ 11.969884][ T266] [] vprintk_emit+0x31b/0x3e0 [ 11.969890][ T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.969893][ T266] Tainted: [W]=WARN [ 11.969894][ T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.969896][ T266] Call Trace: [ 11.969898][ T266] [ 11.969899][ T266] dump_stack_lvl+0x6f/0xa0 [ 11.969906][ T266] ? vprintk_emit+0x31b/0x3e0 [ 11.969908][ T266] __might_resched.cold+0x1fe/0x2c1 [ 11.969912][ T266] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.969917][ T266] ? __kmalloc_noprof+0xdb/0x760 [ 11.969922][ T266] __kmalloc_noprof+0x443/0x760 [ 11.969925][ T266] ? alloc_buf.isra.0+0x4b/0x260 [ 11.969930][ T266] ? do_raw_spin_unlock+0x59/0x250 [ 11.969933][ T266] alloc_buf.isra.0+0x4b/0x260 [ 11.969937][ T266] put_chars+0x1e1/0x2f0 [ 11.969940][ T266] ? __send_to_port+0x420/0x420 [ 11.969944][ T266] ? validate_chain+0x34a/0xc20 [ 11.969948][ T266] hvc_console_print+0x292/0x780 [ 11.969951][ T266] ? mark_usage+0x61/0x170 [ 11.969952][ T266] ? __lock_acquire+0x518/0xc20 [ 11.969954][ T266] ? __lock_acquire+0x518/0xc20 [ 11.969958][ T266] ? hvc_write+0x3a0/0x3a0 [ 11.969960][ T266] ? console_emit_next_record+0x1df/0x4c0 [ 11.969963][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.969967][ T266] ? lock_acquire+0x13c/0x160 [ 11.969971][ T266] console_emit_next_record+0x22f/0x4c0 [ 11.969975][ T266] ? devkmsg_read+0x4b0/0x4b0 [ 11.969977][ T266] ? console_flush_one_record+0x106/0x710 [ 11.969980][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.969982][ T266] ? lock_acquire+0x13c/0x160 [ 11.969986][ T266] console_flush_one_record+0x46f/0x710 [ 11.969990][ T266] ? console_emit_next_record+0x4c0/0x4c0 [ 11.969992][ T266] ? __lock_acquire+0x518/0xc20 [ 11.969997][ T266] console_unlock+0xee/0x1f0 [ 11.970000][ T266] ? console_flush_one_record+0x710/0x710 [ 11.970002][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.970004][ T266] ? lock_acquire+0x60/0x160 [ 11.970008][ T266] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.970010][ T266] ? vprintk_emit+0x320/0x3e0 [ 11.970013][ T266] vprintk_emit+0x37c/0x3e0 [ 11.970017][ T266] ? wake_up_klogd_work_func+0x90/0x90 [ 11.970019][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 11.970021][ T266] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.970025][ T266] ? mark_held_locks+0x40/0x70 [ 11.970029][ T266] _printk+0xc7/0x100 [ 11.970033][ T266] ? snapshot_read.cold+0x21/0x21 [ 11.970037][ T266] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.970050][ T266] ? do_setlink.isra.0+0xa31/0x2750 [ 11.970051][ T266] ? rtnl_newlink+0x9f1/0x11c0 [ 11.970052][ T266] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.970057][ T266] br_set_state+0x22f/0x430 [bridge] [ 11.970067][ T266] br_init_port+0xc4/0x200 [bridge] [ 11.970076][ T266] new_nbp+0x39c/0x580 [bridge] [ 11.970085][ T266] br_add_if+0x212/0x1320 [bridge] [ 11.970092][ T266] ? is_bpf_text_address+0x72/0x110 [ 11.970097][ T266] ? kernel_text_address+0x149/0x170 [ 11.970100][ T266] ? __kernel_text_address+0x12/0x30 [ 11.970104][ T266] do_set_master+0x357/0x580 [ 11.970111][ T266] do_setlink.isra.0+0xa31/0x2750 [ 11.970115][ T266] ? stack_trace_save+0x93/0xc0 [ 11.970118][ T266] ? rtnl_link_get_size+0x350/0x350 [ 11.970119][ T266] ? rcu_read_lock_any_held+0x66/0x90 [ 11.970122][ T266] ? stack_depot_save_flags+0x38e/0x790 [ 11.970126][ T266] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.970128][ T266] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.970130][ T266] ? validate_chain+0x38b/0xc20 [ 11.970133][ T266] ? kasan_save_stack+0x3d/0x50 [ 11.970136][ T266] ? kasan_save_stack+0x2f/0x50 [ 11.970138][ T266] ? kasan_save_track+0x14/0x30 [ 11.970141][ T266] ? __lock_acquire+0x518/0xc20 [ 11.970142][ T266] ? netlink_seq_next+0x4e/0x60 [ 11.970146][ T266] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.970150][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 11.970152][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 11.970155][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.970157][ T266] ? lock_acquire+0x13c/0x160 [ 11.970159][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.970161][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.970163][ T266] ? trace_contention_end+0xb3/0x180 [ 11.970167][ T266] ? __mutex_lock+0x1db/0x1ea0 [ 11.970169][ T266] ? __mutex_lock+0x9a3/0x1ea0 [ 11.970171][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 11.970175][ T266] ? ww_mutex_lock+0x160/0x160 [ 11.970176][ T266] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.970181][ T266] ? __rtnl_newlink+0x3fa/0xa50 [ 11.970186][ T266] rtnl_newlink+0x9f1/0x11c0 [ 11.970192][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 11.970194][ T266] ? __lock_acquire+0x518/0xc20 [ 11.970198][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 11.970200][ T266] ? find_held_lock+0x2b/0x80 [ 11.970202][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 11.970204][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 11.970208][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 11.970210][ T266] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.970213][ T266] ? rtnl_link_fill+0x920/0x920 [ 11.970214][ T266] ? __lock_acquire+0x518/0xc20 [ 11.970219][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 11.970221][ T266] ? find_held_lock+0x2b/0x80 [ 11.970224][ T266] netlink_rcv_skb+0x14e/0x3a0 [ 11.970226][ T266] ? rtnl_link_fill+0x920/0x920 [ 11.970229][ T266] ? netlink_ack+0xcf0/0xcf0 [ 11.970235][ T266] ? netlink_deliver_tap+0xc5/0x330 [ 11.970237][ T266] ? netlink_deliver_tap+0x13c/0x330 [ 11.970241][ T266] netlink_unicast+0x486/0x750 [ 11.970245][ T266] ? netlink_attachskb+0x810/0x810 [ 11.970247][ T266] ? __lock_acquire+0x518/0xc20 [ 11.970252][ T266] netlink_sendmsg+0x735/0xc60 [ 11.970255][ T266] ? netlink_unicast+0x750/0x750 [ 11.970259][ T266] ? __might_fault+0x97/0x140 [ 11.970265][ T266] ____sys_sendmsg+0x415/0x880 [ 11.970267][ T266] ? copy_msghdr_from_user+0x279/0x420 [ 11.970269][ T266] ? get_timestamp.constprop.0+0x390/0x390 [ 11.970271][ T266] ? move_addr_to_kernel+0x40/0x40 [ 11.970278][ T266] ___sys_sendmsg+0x14e/0x1d0 [ 11.970281][ T266] ? copy_msghdr_from_user+0x420/0x420 [ 11.970297][ T266] __sys_sendmsg+0x12c/0x1d0 [ 11.970300][ T266] ? __sys_sendmsg_sock+0x20/0x20 [ 11.970306][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.970310][ T266] do_syscall_64+0xff/0x530 [ 11.970312][ T266] ? exc_page_fault+0xee/0x100 [ 11.970315][ T266] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.970318][ T266] RIP: 0033:0x7f0d6895a54e [ 11.970321][ 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 [ 11.970323][ T266] RSP: 002b:00007ffd7fcfbba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.970326][ T266] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0d6895a54e [ 11.970328][ T266] RDX: 0000000000000000 RSI: 00007ffd7fcfbc50 RDI: 0000000000000005 [ 11.970329][ T266] RBP: 00007ffd7fcfbbb0 R08: 0000000000000000 R09: 0000000000000000 [ 11.970329][ T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912d9e [ 11.970330][ T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd7fcfc310 [ 11.970337][ T266] [ 12.019788][ T266] br1: port 1(vx10) entered disabled state [ 12.020201][ T266] vx10: entered allmulticast mode [ 12.022996][ T266] vx10: entered promiscuous mode [ 12.023671][ T266] br1: port 1(vx10) entered blocking state [ 12.024294][ T266] br1: port 1(vx10) entered forwarding state [ 12.039252][ T266] ip (266) used greatest stack depth: 23336 bytes left [ 12.171804][ T271] br1: port 2(vx20) entered blocking state [ 12.172154][ T271] br1: port 2(vx20) entered disabled state [ 12.172471][ T271] vx20: entered allmulticast mode [ 12.174044][ T271] vx20: entered promiscuous mode [ 12.174813][ T271] br1: port 2(vx20) entered blocking state [ 12.175126][ T271] br1: port 2(vx20) entered forwarding state [ 12.241047][ T273] br1: port 3(veth1) entered blocking state [ 12.241385][ T273] br1: port 3(veth1) entered disabled state [ 12.241702][ T273] veth1: entered allmulticast mode [ 12.243733][ T273] veth1: entered promiscuous mode [ 12.268550][ T36] br1: port 3(veth1) entered blocking state [ 12.269047][ T36] br1: port 3(veth1) entered forwarding state [ 12.302771][ T275] br1: port 4(veth2) entered blocking state [ 12.303104][ T275] br1: port 4(veth2) entered disabled state [ 12.303601][ T275] veth2: entered allmulticast mode [ 12.306031][ T275] veth2: entered promiscuous mode [ 12.332699][ T36] br1: port 4(veth2) entered blocking state [ 12.333035][ T36] br1: port 4(veth2) entered forwarding state [ 12.426105][ T280] br1: port 5(vx4001) entered blocking state [ 12.426472][ T280] br1: port 5(vx4001) entered disabled state [ 12.426782][ T280] vx4001: entered allmulticast mode [ 12.428347][ T280] vx4001: entered promiscuous mode [ 12.428830][ T280] br1: port 5(vx4001) entered blocking state [ 12.429134][ T280] br1: port 5(vx4001) entered forwarding state [ 12.689089][ T289] 8021q: 802.1Q VLAN Support v1.8 [ 12.822921][ T10] br1: entered promiscuous mode [ 14.944257][ T370] br1: port 1(vx10) entered blocking state [ 14.944281][ T370] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.944284][ T370] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 370, name: ip [ 14.944287][ T370] preempt_count: 1, expected: 0 [ 14.944288][ T370] RCU nest depth: 0, expected: 0 [ 14.944289][ T370] locks held by ip/370: 5, last CPU#0: [ 14.944292][ T370] #0: ffffffffbbcd2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 14.944308][ T370] #1: ffffffffbb569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.944317][ T370] #2: ffffffffbb569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.944323][ T370] #3: ffffffffbb489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.944329][ T370] #4: ffffffffbb489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.944336][ T370] irq event stamp: 21202 [ 14.944337][ T370] hardirqs last enabled at (21201): [] __down_trylock_console_sem+0x86/0xa0 [ 14.944341][ T370] hardirqs last disabled at (21202): [] console_emit_next_record+0x3d4/0x4c0 [ 14.944344][ T370] softirqs last enabled at (21196): [] handle_softirqs+0x67c/0x900 [ 14.944348][ T370] softirqs last disabled at (21033): [] __irq_exit_rcu+0x145/0x1c0 [ 14.944351][ T370] Preemption disabled at: [ 14.944352][ T370] [] vprintk_emit+0x31b/0x3e0 [ 14.944360][ T370] CPU: 0 UID: 0 PID: 370 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.944364][ T370] Tainted: [W]=WARN [ 14.944366][ T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.944368][ T370] Call Trace: [ 14.944370][ T370] [ 14.944372][ T370] dump_stack_lvl+0x6f/0xa0 [ 14.944380][ T370] ? vprintk_emit+0x31b/0x3e0 [ 14.944383][ T370] __might_resched.cold+0x1fe/0x2c1 [ 14.944389][ T370] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.944395][ T370] ? __kmalloc_noprof+0xdb/0x760 [ 14.944402][ T370] __kmalloc_noprof+0x443/0x760 [ 14.944406][ T370] ? alloc_buf.isra.0+0x4b/0x260 [ 14.944415][ T370] ? do_raw_spin_unlock+0x59/0x250 [ 14.944418][ T370] alloc_buf.isra.0+0x4b/0x260 [ 14.944423][ T370] put_chars+0x1e1/0x2f0 [ 14.944426][ T370] ? prb_final_commit+0x50/0x50 [ 14.944429][ T370] ? __send_to_port+0x420/0x420 [ 14.944435][ T370] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.944440][ T370] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.944444][ T370] ? validate_chain+0x38b/0xc20 [ 14.944450][ T370] hvc_console_print+0x292/0x780 [ 14.944455][ T370] ? mark_usage+0x61/0x170 [ 14.944458][ T370] ? __lock_acquire+0x518/0xc20 [ 14.944460][ T370] ? __lock_acquire+0x518/0xc20 [ 14.944467][ T370] ? hvc_write+0x3a0/0x3a0 [ 14.944471][ T370] ? console_emit_next_record+0x1df/0x4c0 [ 14.944476][ T370] ? rcu_is_watching+0x16/0xd0 [ 14.944480][ T370] ? lock_acquire+0x13c/0x160 [ 14.944487][ T370] console_emit_next_record+0x22f/0x4c0 [ 14.944493][ T370] ? devkmsg_read+0x4b0/0x4b0 [ 14.944496][ T370] ? console_flush_one_record+0x106/0x710 [ 14.944501][ T370] ? rcu_is_watching+0x16/0xd0 [ 14.944505][ T370] ? lock_acquire+0x13c/0x160 [ 14.944511][ T370] console_flush_one_record+0x46f/0x710 [ 14.944518][ T370] ? console_emit_next_record+0x4c0/0x4c0 [ 14.944521][ T370] ? __lock_acquire+0x518/0xc20 [ 14.944531][ T370] console_unlock+0xee/0x1f0 [ 14.944535][ T370] ? console_flush_one_record+0x710/0x710 [ 14.944538][ T370] ? rcu_is_watching+0x16/0xd0 [ 14.944542][ T370] ? lock_acquire+0x60/0x160 [ 14.944548][ T370] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.944550][ T370] ? vprintk_emit+0x320/0x3e0 [ 14.944556][ T370] vprintk_emit+0x37c/0x3e0 [ 14.944563][ T370] ? wake_up_klogd_work_func+0x90/0x90 [ 14.944574][ T370] ? lockdep_hardirqs_on+0x91/0x130 [ 14.944582][ T370] _printk+0xc7/0x100 [ 14.944588][ T370] ? snapshot_read.cold+0x21/0x21 [ 14.944602][ T370] br_set_state+0x22f/0x430 [bridge] [ 14.944624][ T370] br_init_port+0xc4/0x200 [bridge] [ 14.944638][ T370] new_nbp+0x39c/0x580 [bridge] [ 14.944656][ T370] br_add_if+0x212/0x1320 [bridge] [ 14.944669][ T370] ? is_bpf_text_address+0x72/0x110 [ 14.944674][ T370] ? kernel_text_address+0x149/0x170 [ 14.944679][ T370] ? __kernel_text_address+0x12/0x30 [ 14.944686][ T370] do_set_master+0x357/0x580 [ 14.944694][ T370] do_setlink.isra.0+0xa31/0x2750 [ 14.944699][ T370] ? stack_trace_save+0x93/0xc0 [ 14.944704][ T370] ? rtnl_link_get_size+0x350/0x350 [ 14.944706][ T370] ? rcu_read_lock_any_held+0x66/0x90 [ 14.944709][ T370] ? stack_depot_save_flags+0x38e/0x790 [ 14.944714][ T370] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.944718][ T370] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.944720][ T370] ? validate_chain+0x38b/0xc20 [ 14.944725][ T370] ? kasan_save_stack+0x3d/0x50 [ 14.944729][ T370] ? kasan_save_stack+0x2f/0x50 [ 14.944731][ T370] ? kasan_save_track+0x14/0x30 [ 14.944736][ T370] ? __lock_acquire+0x518/0xc20 [ 14.944739][ T370] ? netlink_seq_next+0x4e/0x60 [ 14.944743][ T370] ? ___sys_sendmsg+0xb0/0x1d0 [ 14.944750][ T370] ? lock_acquire.part.0+0xd4/0x280 [ 14.944753][ T370] ? rtnl_newlink+0x9a8/0x11c0 [ 14.944758][ T370] ? rcu_is_watching+0x16/0xd0 [ 14.944761][ T370] ? lock_acquire+0x13c/0x160 [ 14.944764][ T370] ? rcu_is_watching+0x16/0xd0 [ 14.944766][ T370] ? rcu_is_watching+0x16/0xd0 [ 14.944770][ T370] ? trace_contention_end+0xb3/0x180 [ 14.944776][ T370] ? __mutex_lock+0x1db/0x1ea0 [ 14.944779][ T370] ? __mutex_lock+0x9a3/0x1ea0 [ 14.944782][ T370] ? rtnl_newlink+0x9a8/0x11c0 [ 14.944788][ T370] ? ww_mutex_lock+0x160/0x160 [ 14.944791][ T370] ? nla_get_range_signed+0x3d0/0x3d0 [ 14.944801][ T370] ? __rtnl_newlink+0x3fa/0xa50 [ 14.944810][ T370] rtnl_newlink+0x9f1/0x11c0 [ 14.944819][ T370] ? rtnl_bridge_getlink+0x850/0x850 [ 14.944821][ T370] ? __lock_acquire+0x518/0xc20 [ 14.944828][ T370] ? lock_acquire.part.0+0xd4/0x280 [ 14.944831][ T370] ? find_held_lock+0x2b/0x80 [ 14.944834][ T370] ? rtnl_bridge_getlink+0x850/0x850 [ 14.944837][ T370] ? __lock_release.isra.0+0x69/0x1a0 [ 14.944843][ T370] ? rtnl_bridge_getlink+0x850/0x850 [ 14.944847][ T370] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.944852][ T370] ? rtnl_link_fill+0x920/0x920 [ 14.944855][ T370] ? __lock_acquire+0x518/0xc20 [ 14.944863][ T370] ? lock_acquire.part.0+0xd4/0x280 [ 14.944866][ T370] ? find_held_lock+0x2b/0x80 [ 14.944872][ T370] netlink_rcv_skb+0x14e/0x3a0 [ 14.944875][ T370] ? rtnl_link_fill+0x920/0x920 [ 14.944880][ T370] ? netlink_ack+0xcf0/0xcf0 [ 14.944892][ T370] ? netlink_deliver_tap+0xc5/0x330 [ 14.944894][ T370] ? netlink_deliver_tap+0x13c/0x330 [ 14.944902][ T370] netlink_unicast+0x486/0x750 [ 14.944909][ T370] ? netlink_attachskb+0x810/0x810 [ 14.944914][ T370] ? __lock_acquire+0x518/0xc20 [ 14.944921][ T370] netlink_sendmsg+0x735/0xc60 [ 14.944928][ T370] ? netlink_unicast+0x750/0x750 [ 14.944935][ T370] ? __might_fault+0x97/0x140 [ 14.944944][ T370] ____sys_sendmsg+0x415/0x880 [ 14.944948][ T370] ? copy_msghdr_from_user+0x279/0x420 [ 14.944952][ T370] ? get_timestamp.constprop.0+0x390/0x390 [ 14.944955][ T370] ? move_addr_to_kernel+0x40/0x40 [ 14.944969][ T370] ___sys_sendmsg+0x14e/0x1d0 [ 14.944973][ T370] ? copy_msghdr_from_user+0x420/0x420 [ 14.945004][ T370] __sys_sendmsg+0x12c/0x1d0 [ 14.945009][ T370] ? __sys_sendmsg_sock+0x20/0x20 [ 14.945021][ T370] ? rcu_is_watching+0x16/0xd0 [ 14.945027][ T370] do_syscall_64+0xff/0x530 [ 14.945030][ T370] ? exc_page_fault+0xee/0x100 [ 14.945035][ T370] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.945038][ T370] RIP: 0033:0x7f38c1ded54e [ 14.945043][ T370] 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 [ 14.945046][ T370] RSP: 002b:00007ffda8512b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.945050][ T370] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f38c1ded54e [ 14.945052][ T370] RDX: 0000000000000000 RSI: 00007ffda8512c40 RDI: 0000000000000005 [ 14.945054][ T370] RBP: 00007ffda8512ba0 R08: 0000000000000000 R09: 0000000000000000 [ 14.945055][ T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912da1 [ 14.945057][ T370] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda8513300 [ 14.945070][ T370] [ 15.025204][ T370] br1: port 1(vx10) entered disabled state [ 15.025876][ T370] vx10: entered allmulticast mode [ 15.029303][ T370] vx10: entered promiscuous mode [ 15.030660][ T370] br1: port 1(vx10) entered blocking state [ 15.031169][ T370] br1: port 1(vx10) entered forwarding state [ 15.188340][ T374] br1: port 2(vx20) entered blocking state [ 15.188887][ T374] br1: port 2(vx20) entered disabled state [ 15.190214][ T374] vx20: entered allmulticast mode [ 15.191874][ T374] vx20: entered promiscuous mode [ 15.192390][ T374] br1: port 2(vx20) entered blocking state [ 15.192734][ T374] br1: port 2(vx20) entered forwarding state [ 15.326931][ T378] br1: port 3(vx4001) entered blocking state [ 15.327345][ T378] br1: port 3(vx4001) entered disabled state [ 15.327707][ T378] vx4001: entered allmulticast mode [ 15.329385][ T378] vx4001: entered promiscuous mode [ 15.329903][ T378] br1: port 3(vx4001) entered blocking state [ 15.330257][ T378] br1: port 3(vx4001) entered forwarding state [ 15.407763][ T380] br1: port 4(w1) entered blocking state [ 15.408084][ T380] br1: port 4(w1) entered disabled state [ 15.408620][ T380] w1: entered allmulticast mode [ 15.410264][ T380] w1: entered promiscuous mode [ 15.445910][ T36] br1: port 4(w1) entered blocking state [ 15.446365][ T36] br1: port 4(w1) entered forwarding state [ 15.508896][ T383] br1: port 5(w3) entered blocking state [ 15.509203][ T383] br1: port 5(w3) entered disabled state [ 15.509469][ T383] w3: entered allmulticast mode [ 15.511736][ T383] w3: entered promiscuous mode [ 15.538819][ T93] br1: port 5(w3) entered blocking state [ 15.545522][ T93] br1: port 5(w3) entered forwarding state [ 15.904470][ T10] br1: entered promiscuous mode [ 16.960100][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 16.960147][ C1] [ 16.960148][ C1] ======================================================== [ 16.960150][ C1] WARNING: possible irq lock inversion dependency detected [ 16.960152][ C1] 7.2.0-virtme #1 Tainted: G W [ 16.960154][ C1] -------------------------------------------------------- [ 16.960154][ C1] kworker/1:2/290 just changed the state of lock: [ 16.960156][ C1] ffffffffbb489660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.960168][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 16.960170][ C1] (fs_reclaim){+.+.}-{0:0} [ 16.960175][ C1] [ 16.960175][ C1] [ 16.960175][ C1] and interrupts could create inverse lock ordering between them. [ 16.960175][ C1] [ 16.960175][ C1] [ 16.960175][ C1] other info that might help us debug this: [ 16.960176][ C1] Possible interrupt unsafe locking scenario: [ 16.960176][ C1] [ 16.960177][ C1] CPU0 CPU1 [ 16.960177][ C1] ---- ---- [ 16.960178][ C1] lock(fs_reclaim); [ 16.960179][ C1] local_irq_disable(); [ 16.960179][ C1] lock(console_owner); [ 16.960181][ C1] lock(fs_reclaim); [ 16.960181][ C1] [ 16.960182][ C1] lock(console_owner); [ 16.960183][ C1] [ 16.960183][ C1] *** DEADLOCK *** [ 16.960183][ C1] [ 16.960183][ C1] locks held by kworker/1:2/290: 6, last CPU#1: [ 16.960184][ C1] #0: ff11000001141b40 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 16.960190][ C1] #1: ffa0000000547d10 ((work_completion)(&fsvq->done_work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 16.960194][ C1] #2: ff11000005b5b5d8 (&fsvq->lock){+.+.}-{3:3}, at: virtio_fs_request_complete+0x41b/0xc00 [ 16.960200][ C1] #3: ffffffffbb580b00 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.960206][ C1] #4: ffffffffbb569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.960209][ C1] #5: ffffffffbb569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.960213][ C1] [ 16.960213][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 16.960218][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 16.960220][ C1] HARDIRQ-ON-W at: [ 16.960222][ C1] __lock_acquire+0x388/0xc20 [ 16.960224][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.960226][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.960229][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.960232][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.960233][ C1] workqueue_init+0x2a/0x680 [ 16.960237][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.960239][ C1] kernel_init+0x21/0x150 [ 16.960243][ C1] ret_from_fork+0x474/0x6b0 [ 16.960246][ C1] ret_from_fork_asm+0x11/0x20 [ 16.960249][ C1] SOFTIRQ-ON-W at: [ 16.960250][ C1] __lock_acquire+0x388/0xc20 [ 16.960251][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.960253][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.960254][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.960255][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.960257][ C1] workqueue_init+0x2a/0x680 [ 16.960258][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.960259][ C1] kernel_init+0x21/0x150 [ 16.960260][ C1] ret_from_fork+0x474/0x6b0 [ 16.960261][ C1] ret_from_fork_asm+0x11/0x20 [ 16.960263][ C1] INITIAL USE at: [ 16.960264][ C1] __lock_acquire+0x388/0xc20 [ 16.960265][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.960267][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.960268][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.960269][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.960271][ C1] workqueue_init+0x2a/0x680 [ 16.960272][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.960273][ C1] kernel_init+0x21/0x150 [ 16.960275][ C1] ret_from_fork+0x474/0x6b0 [ 16.960276][ C1] ret_from_fork_asm+0x11/0x20 [ 16.960277][ C1] } [ 16.960278][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 16.960282][ C1] ... acquired at: [ 16.960283][ C1] __lock_acquire+0x518/0xc20 [ 16.960285][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.960286][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.960287][ C1] __kmalloc_noprof+0xd3/0x760 [ 16.960289][ C1] alloc_buf.isra.0+0x4b/0x260 [ 16.960292][ C1] put_chars+0x1e1/0x2f0 [ 16.960293][ C1] hvc_console_print+0x292/0x780 [ 16.960295][ C1] console_emit_next_record+0x22f/0x4c0 [ 16.960297][ C1] console_flush_one_record+0x46f/0x710 [ 16.960298][ C1] console_unlock+0xee/0x1f0 [ 16.960300][ C1] vprintk_emit+0x37c/0x3e0 [ 16.960301][ C1] dev_vprintk_emit+0x27f/0x2c0 [ 16.960305][ C1] dev_printk_emit+0xb9/0xee [ 16.960306][ C1] _dev_info+0xe2/0x116 [ 16.960308][ C1] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 16.960311][ C1] cmos_do_probe+0x73b/0x98a [ 16.960313][ C1] platform_probe+0xfe/0x1f0 [ 16.960316][ C1] call_driver_probe+0x61/0x1c0 [ 16.960318][ C1] really_probe+0x199/0x760 [ 16.960320][ C1] __driver_probe_device+0x24f/0x440 [ 16.960321][ C1] driver_probe_device+0x4a/0xf0 [ 16.960323][ C1] __driver_attach+0x1b8/0x540 [ 16.960324][ C1] bus_for_each_dev+0x130/0x1e0 [ 16.960325][ C1] bus_add_driver+0x2c8/0x530 [ 16.960327][ C1] driver_register+0x1a3/0x390 [ 16.960328][ C1] __platform_driver_probe+0x13f/0x270 [ 16.960330][ C1] cmos_init+0x31/0x40 [ 16.960333][ C1] do_one_initcall+0x124/0x4f0 [ 16.960335][ C1] kernel_init_freeable+0x596/0x630 [ 16.960336][ C1] kernel_init+0x21/0x150 [ 16.960337][ C1] ret_from_fork+0x474/0x6b0 [ 16.960338][ C1] ret_from_fork_asm+0x11/0x20 [ 16.960340][ C1] [ 16.960340][ C1] -> (console_owner){..-.}-{0:0} { [ 16.960342][ C1] IN-SOFTIRQ-W at: [ 16.960343][ C1] __lock_acquire+0x388/0xc20 [ 16.960344][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.960346][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.960347][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.960349][ C1] console_flush_one_record+0x46f/0x710 [ 16.960351][ C1] console_unlock+0xee/0x1f0 [ 16.960352][ C1] vprintk_emit+0x37c/0x3e0 [ 16.960354][ C1] _printk+0xc7/0x100 [ 16.960357][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.960368][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.960379][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.960386][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.960388][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.960390][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.960392][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.960394][ C1] gro_cell_poll+0x275/0x550 [ 16.960398][ C1] __napi_poll+0xd4/0x3b0 [ 16.960399][ C1] net_rx_action+0x513/0xf50 [ 16.960401][ C1] handle_softirqs+0x1d3/0x900 [ 16.960404][ C1] __irq_exit_rcu+0x145/0x1c0 [ 16.960405][ C1] irq_exit_rcu+0xe/0x30 [ 16.960406][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 16.960408][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.960410][ C1] _raw_spin_unlock_irqrestore+0x36/0x80 [ 16.960412][ C1] virtio_fs_request_complete+0x473/0xc00 [ 16.960414][ C1] virtio_fs_requests_done_work+0x54b/0x8f0 [ 16.960416][ C1] process_one_work+0xe3e/0x1560 [ 16.960417][ C1] worker_thread+0x4f1/0xd60 [ 16.960419][ C1] kthread+0x367/0x460 [ 16.960420][ C1] ret_from_fork+0x474/0x6b0 [ 16.960421][ C1] ret_from_fork_asm+0x11/0x20 [ 16.960423][ C1] INITIAL USE at: [ 16.960424][ C1] } [ 16.960424][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 16.960427][ C1] ... acquired at: [ 16.960428][ C1] mark_lock+0x1d7/0xa00 [ 16.960429][ C1] mark_usage+0x42/0x170 [ 16.960430][ C1] __lock_acquire+0x388/0xc20 [ 16.960432][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.960433][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.960435][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.960436][ C1] console_flush_one_record+0x46f/0x710 [ 16.960438][ C1] console_unlock+0xee/0x1f0 [ 16.960440][ C1] vprintk_emit+0x37c/0x3e0 [ 16.960441][ C1] _printk+0xc7/0x100 [ 16.960443][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.960450][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.960457][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.960463][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.960465][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.960466][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.960468][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.960469][ C1] gro_cell_poll+0x275/0x550 [ 16.960471][ C1] __napi_poll+0xd4/0x3b0 [ 16.960472][ C1] net_rx_action+0x513/0xf50 [ 16.960474][ C1] handle_softirqs+0x1d3/0x900 [ 16.960475][ C1] __irq_exit_rcu+0x145/0x1c0 [ 16.960477][ C1] irq_exit_rcu+0xe/0x30 [ 16.960478][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 16.960479][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.960480][ C1] _raw_spin_unlock_irqrestore+0x36/0x80 [ 16.960482][ C1] virtio_fs_request_complete+0x473/0xc00 [ 16.960484][ C1] virtio_fs_requests_done_work+0x54b/0x8f0 [ 16.960485][ C1] process_one_work+0xe3e/0x1560 [ 16.960487][ C1] worker_thread+0x4f1/0xd60 [ 16.960488][ C1] kthread+0x367/0x460 [ 16.960490][ C1] ret_from_fork+0x474/0x6b0 [ 16.960491][ C1] ret_from_fork_asm+0x11/0x20 [ 16.960492][ C1] [ 16.960492][ C1] [ 16.960492][ C1] stack backtrace: [ 16.960495][ C1] CPU: 1 UID: 0 PID: 290 Comm: kworker/1:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.960499][ C1] Tainted: [W]=WARN [ 16.960500][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.960501][ C1] Workqueue: events virtio_fs_requests_done_work [ 16.960505][ C1] Call Trace: [ 16.960506][ C1] [ 16.960508][ C1] dump_stack_lvl+0x6f/0xa0 [ 16.960512][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 16.960514][ C1] mark_lock_irq+0x989/0x9c0 [ 16.960517][ C1] mark_lock+0x1d7/0xa00 [ 16.960519][ C1] mark_usage+0x42/0x170 [ 16.960521][ C1] __lock_acquire+0x388/0xc20 [ 16.960523][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.960525][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 16.960527][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960531][ C1] ? lock_acquire+0x13c/0x160 [ 16.960533][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.960535][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 16.960536][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.960539][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 16.960540][ C1] ? console_flush_one_record+0x106/0x710 [ 16.960542][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960544][ C1] ? lock_acquire+0x13c/0x160 [ 16.960546][ C1] console_flush_one_record+0x46f/0x710 [ 16.960549][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 16.960550][ C1] ? __lock_acquire+0x518/0xc20 [ 16.960553][ C1] console_unlock+0xee/0x1f0 [ 16.960555][ C1] ? console_flush_one_record+0x710/0x710 [ 16.960557][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960559][ C1] ? lock_acquire+0x60/0x160 [ 16.960560][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.960562][ C1] ? vprintk_emit+0x320/0x3e0 [ 16.960564][ C1] vprintk_emit+0x37c/0x3e0 [ 16.960567][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 16.960569][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960571][ C1] _printk+0xc7/0x100 [ 16.960578][ C1] ? snapshot_read.cold+0x21/0x21 [ 16.960579][ C1] ? ___ratelimit+0x4e7/0xa00 [ 16.960583][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 16.960590][ C1] ? idr_get_free+0x830/0x830 [ 16.960593][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.960600][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 16.960607][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 16.960616][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 16.960623][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.960630][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 16.960637][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960639][ C1] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 16.960645][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.960652][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 16.960659][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.960662][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960664][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 16.960666][ C1] ? udpv6_queue_rcv_one_skb+0x66a/0xbf0 [ 16.960669][ C1] ? udp6_unicast_rcv_skb+0x2b3/0x390 [ 16.960671][ C1] ? ip6_protocol_deliver_rcu+0xa78/0x1480 [ 16.960674][ C1] ? find_held_lock+0x2b/0x80 [ 16.960676][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960678][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.960680][ C1] ? elf_coredump_extra_notes_write+0x3a2/0x3b0 [ 16.960683][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 16.960685][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.960687][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.960689][ C1] ? lock_acquire+0x13c/0x160 [ 16.960691][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.960693][ C1] ? find_held_lock+0x2b/0x80 [ 16.960695][ C1] ? process_backlog+0x14c0/0x14c0 [ 16.960696][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960698][ C1] ? validate_chain+0x731/0xc20 [ 16.960699][ C1] ? dev_gro_receive+0x8a5/0x1740 [ 16.960701][ C1] ? dev_gro_receive+0x1f8/0x1740 [ 16.960703][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.960705][ C1] gro_cell_poll+0x275/0x550 [ 16.960708][ C1] __napi_poll+0xd4/0x3b0 [ 16.960710][ C1] net_rx_action+0x513/0xf50 [ 16.960712][ C1] ? __napi_poll+0x3b0/0x3b0 [ 16.960715][ C1] ? find_held_lock+0x2b/0x80 [ 16.960717][ C1] ? _raw_spin_unlock_irq+0x33/0x50 [ 16.960719][ C1] ? run_timer_softirq+0xf8/0x160 [ 16.960722][ C1] ? mark_held_locks+0x40/0x70 [ 16.960724][ C1] handle_softirqs+0x1d3/0x900 [ 16.960726][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960728][ C1] ? _local_bh_enable+0xc0/0xc0 [ 16.960730][ C1] __irq_exit_rcu+0x145/0x1c0 [ 16.960732][ C1] irq_exit_rcu+0xe/0x30 [ 16.960733][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 16.960735][ C1] [ 16.960735][ C1] [ 16.960736][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.960738][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 16.960740][ C1] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 af ba fd 48 89 df e8 c9 05 bb fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 cf ac fd 65 48 83 3d af 0b f3 01 00 74 12 5b [ 16.960742][ C1] RSP: 0018:ffa0000000547ab8 EFLAGS: 00000246 [ 16.960744][ C1] RAX: 0000000000000092 RBX: ff11000005b5b6d8 RCX: ffffffffba7a8483 [ 16.960746][ C1] RDX: ff1100000d380040 RSI: ffffffffbb038b01 RDI: ffffffffbaa8d8e0 [ 16.960747][ C1] RBP: 0000000000000292 R08: 0000000000000000 R09: 0000000000000000 [ 16.960748][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: fffa7c0000089580 [ 16.960749][ C1] R13: 1ffa800000089588 R14: ffd400000044ac00 R15: 0000000000000001 [ 16.960750][ C1] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 16.960753][ C1] virtio_fs_request_complete+0x473/0xc00 [ 16.960756][ C1] virtio_fs_requests_done_work+0x54b/0x8f0 [ 16.960759][ C1] ? virtio_fs_complete_req_work+0x90/0x90 [ 16.960761][ C1] ? lock_acquire+0x13c/0x160 [ 16.960763][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960765][ C1] process_one_work+0xe3e/0x1560 [ 16.960768][ C1] ? __queue_delayed_work+0x470/0x470 [ 16.960770][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.960773][ C1] worker_thread+0x4f1/0xd60 [ 16.960775][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.960777][ C1] ? __kthread_parkme+0xbd/0x210 [ 16.960779][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.960780][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.960782][ C1] kthread+0x367/0x460 [ 16.960784][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.960786][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.960788][ C1] ret_from_fork+0x474/0x6b0 [ 16.960790][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 16.960792][ C1] ? __switch_to+0x5a3/0xe00 [ 16.960795][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.960796][ C1] ret_from_fork_asm+0x11/0x20 [ 16.960800][ C1] [ 16.960804][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.960805][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 290, name: kworker/1:2 [ 16.960806][ C1] preempt_count: 103, expected: 0 [ 16.960807][ C1] RCU nest depth: 1, expected: 0 [ 16.960808][ C1] INFO: lockdep is turned off. [ 16.960809][ C1] irq event stamp: 287751 [ 16.960809][ C1] hardirqs last enabled at (287750): [] __down_trylock_console_sem+0x86/0xa0 [ 16.960811][ C1] hardirqs last disabled at (287751): [] console_emit_next_record+0x3d4/0x4c0 [ 16.960813][ C1] softirqs last enabled at (284568): [] handle_softirqs+0x67c/0x900 [ 16.960815][ C1] softirqs last disabled at (285527): [] __irq_exit_rcu+0x145/0x1c0 [ 16.960817][ C1] Preemption disabled at: [ 16.960817][ C1] [<0000000000000000>] 0x0 [ 16.960820][ C1] CPU: 1 UID: 0 PID: 290 Comm: kworker/1:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.960822][ C1] Tainted: [W]=WARN [ 16.960823][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.960824][ C1] Workqueue: events virtio_fs_requests_done_work [ 16.960826][ C1] Call Trace: [ 16.960827][ C1] [ 16.960827][ C1] dump_stack_lvl+0x6f/0xa0 [ 16.960830][ C1] __might_resched.cold+0x1fe/0x2c1 [ 16.960833][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.960836][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960838][ C1] __kmalloc_noprof+0x443/0x760 [ 16.960840][ C1] ? __rwlock_init+0x150/0x150 [ 16.960842][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 16.960844][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 16.960845][ C1] alloc_buf.isra.0+0x4b/0x260 [ 16.960847][ C1] put_chars+0x1e1/0x2f0 [ 16.960849][ C1] ? __send_to_port+0x420/0x420 [ 16.960851][ C1] ? mark_lock+0x1d7/0xa00 [ 16.960853][ C1] hvc_console_print+0x292/0x780 [ 16.960855][ C1] ? __lock_acquire+0x388/0xc20 [ 16.960857][ C1] ? hvc_write+0x3a0/0x3a0 [ 16.960858][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 16.960860][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960862][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960864][ C1] ? lock_acquire+0x13c/0x160 [ 16.960866][ C1] console_emit_next_record+0x22f/0x4c0 [ 16.960868][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 16.960870][ C1] ? console_flush_one_record+0x106/0x710 [ 16.960872][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960874][ C1] ? lock_acquire+0x13c/0x160 [ 16.960876][ C1] console_flush_one_record+0x46f/0x710 [ 16.960878][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 16.960880][ C1] ? __lock_acquire+0x518/0xc20 [ 16.960882][ C1] console_unlock+0xee/0x1f0 [ 16.960884][ C1] ? console_flush_one_record+0x710/0x710 [ 16.960886][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.960888][ C1] ? lock_acquire+0x60/0x160 [ 16.960890][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.960892][ C1] ? vprintk_emit+0x320/0x3e0 [ 16.960894][ C1] vprintk_emit+0x37c/0x3e0 [ 16.960896][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 16.960898][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960900][ C1] _printk+0xc7/0x100 [ 16.960902][ C1] ? snapshot_read.cold+0x21/0x21 [ 16.960904][ C1] ? ___ratelimit+0x4e7/0xa00 [ 16.960906][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 16.960913][ C1] ? idr_get_free+0x830/0x830 [ 16.960915][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.960923][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 16.960930][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 16.960937][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 16.960944][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.960951][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 16.960957][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960959][ C1] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 16.960964][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.960971][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 16.960977][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.960980][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960982][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 16.960984][ C1] ? udpv6_queue_rcv_one_skb+0x66a/0xbf0 [ 16.960986][ C1] ? udp6_unicast_rcv_skb+0x2b3/0x390 [ 16.960988][ C1] ? ip6_protocol_deliver_rcu+0xa78/0x1480 [ 16.960990][ C1] ? find_held_lock+0x2b/0x80 [ 16.960991][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.960994][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.960996][ C1] ? elf_coredump_extra_notes_write+0x3a2/0x3b0 [ 16.960998][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 16.961000][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.961002][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.961004][ C1] ? lock_acquire+0x13c/0x160 [ 16.961006][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.961008][ C1] ? find_held_lock+0x2b/0x80 [ 16.961009][ C1] ? process_backlog+0x14c0/0x14c0 [ 16.961011][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.961013][ C1] ? validate_chain+0x731/0xc20 [ 16.961014][ C1] ? dev_gro_receive+0x8a5/0x1740 [ 16.961016][ C1] ? dev_gro_receive+0x1f8/0x1740 [ 16.961018][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.961020][ C1] gro_cell_poll+0x275/0x550 [ 16.961022][ C1] __napi_poll+0xd4/0x3b0 [ 16.961025][ C1] net_rx_action+0x513/0xf50 [ 16.961027][ C1] ? __napi_poll+0x3b0/0x3b0 [ 16.961030][ C1] ? find_held_lock+0x2b/0x80 [ 16.961032][ C1] ? _raw_spin_unlock_irq+0x33/0x50 [ 16.961034][ C1] ? run_timer_softirq+0xf8/0x160 [ 16.961036][ C1] ? mark_held_locks+0x40/0x70 [ 16.961038][ C1] handle_softirqs+0x1d3/0x900 [ 16.961040][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.961041][ C1] ? _local_bh_enable+0xc0/0xc0 [ 16.961043][ C1] __irq_exit_rcu+0x145/0x1c0 [ 16.961045][ C1] irq_exit_rcu+0xe/0x30 [ 16.961046][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 16.961048][ C1] [ 16.961049][ C1] [ 16.961049][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 16.961051][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 16.961053][ C1] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 af ba fd 48 89 df e8 c9 05 bb fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 cf ac fd 65 48 83 3d af 0b f3 01 00 74 12 5b [ 16.961054][ C1] RSP: 0018:ffa0000000547ab8 EFLAGS: 00000246 [ 16.961055][ C1] RAX: 0000000000000092 RBX: ff11000005b5b6d8 RCX: ffffffffba7a8483 [ 16.961056][ C1] RDX: ff1100000d380040 RSI: ffffffffbb038b01 RDI: ffffffffbaa8d8e0 [ 16.961057][ C1] RBP: 0000000000000292 R08: 0000000000000000 R09: 0000000000000000 [ 16.961058][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: fffa7c0000089580 [ 16.961058][ C1] R13: 1ffa800000089588 R14: ffd400000044ac00 R15: 0000000000000001 [ 16.961060][ C1] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 16.961063][ C1] virtio_fs_request_complete+0x473/0xc00 [ 16.961066][ C1] virtio_fs_requests_done_work+0x54b/0x8f0 [ 16.961068][ C1] ? virtio_fs_complete_req_work+0x90/0x90 [ 16.961071][ C1] ? lock_acquire+0x13c/0x160 [ 16.961072][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.961075][ C1] process_one_work+0xe3e/0x1560 [ 16.961077][ C1] ? __queue_delayed_work+0x470/0x470 [ 16.961079][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.961082][ C1] worker_thread+0x4f1/0xd60 [ 16.961084][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.961086][ C1] ? __kthread_parkme+0xbd/0x210 [ 16.961088][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.961090][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.961091][ C1] kthread+0x367/0x460 [ 16.961093][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.961094][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.961096][ C1] ret_from_fork+0x474/0x6b0 [ 16.961098][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 16.961099][ C1] ? __switch_to+0x5a3/0xe00 [ 16.961101][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.961103][ C1] ret_from_fork_asm+0x11/0x20 [ 16.961106][ C1] [ 17.043199][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 17.045300][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.045812][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.046173][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.046512][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 17.046844][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 17.149694][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.153254][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 17.213610][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 28.135691][ T12] w3: left allmulticast mode [ 28.135708][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.135710][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 28.135712][ T12] preempt_count: 1, expected: 0 [ 28.135713][ T12] RCU nest depth: 0, expected: 0 [ 28.135714][ T12] INFO: lockdep is turned off. [ 28.135715][ T12] irq event stamp: 37716 [ 28.135716][ T12] hardirqs last enabled at (37715): [] _raw_spin_unlock_irq+0x28/0x50 [ 28.135724][ T12] hardirqs last disabled at (37716): [] __schedule+0x1246/0x20e0 [ 28.135726][ T12] softirqs last enabled at (37712): [] handle_softirqs+0x67c/0x900 [ 28.135729][ T12] softirqs last disabled at (37659): [] do_softirq+0xac/0xe0 [ 28.135731][ T12] Preemption disabled at: [ 28.135732][ T12] [] vprintk_emit+0x31b/0x3e0 [ 28.135740][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.135743][ T12] Tainted: [W]=WARN [ 28.135744][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.135746][ T12] Workqueue: netns cleanup_net [ 28.135752][ T12] Call Trace: [ 28.135753][ T12] [ 28.135755][ T12] dump_stack_lvl+0x6f/0xa0 [ 28.135760][ T12] ? vprintk_emit+0x31b/0x3e0 [ 28.135762][ T12] __might_resched.cold+0x1fe/0x2c1 [ 28.135766][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.135769][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135773][ T12] __kmalloc_noprof+0x443/0x760 [ 28.135776][ T12] ? __rwlock_init+0x150/0x150 [ 28.135779][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 28.135782][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 28.135784][ T12] alloc_buf.isra.0+0x4b/0x260 [ 28.135786][ T12] put_chars+0x1e1/0x2f0 [ 28.135788][ T12] ? desc_read_finalized_seq+0x79/0x120 [ 28.135790][ T12] ? __send_to_port+0x420/0x420 [ 28.135792][ T12] ? console_prepend_replay+0x20/0x20 [ 28.135794][ T12] hvc_console_print+0x292/0x780 [ 28.135798][ T12] ? hvc_write+0x3a0/0x3a0 [ 28.135799][ T12] ? do_raw_spin_lock+0x131/0x280 [ 28.135800][ T12] ? __rwlock_init+0x150/0x150 [ 28.135802][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135804][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135805][ T12] ? lock_acquire+0x13c/0x160 [ 28.135807][ T12] console_emit_next_record+0x22f/0x4c0 [ 28.135810][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 28.135812][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135814][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135815][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135817][ T12] ? lock_acquire+0x13c/0x160 [ 28.135819][ T12] ? console_flush_one_record+0x111/0x710 [ 28.135821][ T12] console_flush_one_record+0x46f/0x710 [ 28.135823][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 28.135826][ T12] console_unlock+0xee/0x1f0 [ 28.135827][ T12] ? lock_acquire+0x13c/0x160 [ 28.135829][ T12] ? console_flush_one_record+0x710/0x710 [ 28.135831][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135832][ T12] ? lock_release+0x184/0x1f0 [ 28.135834][ T12] ? lock_acquire+0x60/0x160 [ 28.135835][ T12] ? __rcu_read_lock+0x30/0x70 [ 28.135837][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.135839][ T12] ? vprintk_emit+0x320/0x3e0 [ 28.135841][ T12] vprintk_emit+0x37c/0x3e0 [ 28.135843][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 28.135845][ T12] ? process_one_work+0xe3e/0x1560 [ 28.135848][ T12] ? kthread+0x367/0x460 [ 28.135849][ T12] ? ret_from_fork+0x474/0x6b0 [ 28.135852][ T12] ? ret_from_fork_asm+0x11/0x20 [ 28.135854][ T12] _printk+0xc7/0x100 [ 28.135857][ T12] ? snapshot_read.cold+0x21/0x21 [ 28.135860][ T12] ? netdev_name+0x43/0x60 [ 28.135863][ T12] ? __netdev_printk+0x17f/0x1d0 [ 28.135864][ T12] netdev_info+0xe2/0x116 [ 28.135866][ T12] ? netdev_notice+0x120/0x120 [ 28.135868][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135870][ T12] ? __up_read+0x355/0x9e0 [ 28.135871][ T12] ? trace_hardirqs_on+0x36/0x40 [ 28.135874][ T12] ? down_write_nested+0x200/0x200 [ 28.135875][ T12] ? mutex_is_locked+0x1c/0x50 [ 28.135878][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 28.135881][ T12] dev_set_allmulti+0xa2/0x150 [ 28.135883][ T12] del_nbp+0xb7/0xc10 [bridge] [ 28.135897][ T12] br_dev_delete+0x9d/0x1e0 [bridge] [ 28.135905][ T12] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 28.135912][ T12] ops_undo_list+0x5be/0x8f0 [ 28.135915][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 28.135917][ T12] ? idr_destroy+0x121/0x250 [ 28.135920][ T12] cleanup_net+0x431/0x890 [ 28.135922][ T12] ? net_passive_dec+0x230/0x230 [ 28.135924][ T12] ? lock_acquire+0x13c/0x160 [ 28.135925][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.135928][ T12] process_one_work+0xe3e/0x1560 [ 28.135930][ T12] ? __queue_delayed_work+0x470/0x470 [ 28.135932][ T12] ? find_held_lock+0x2b/0x80 [ 28.135934][ T12] ? __rwlock_init+0x150/0x150 [ 28.135937][ T12] worker_thread+0x4f1/0xd60 [ 28.135940][ T12] ? rescuer_thread+0x1340/0x1340 [ 28.135941][ T12] kthread+0x367/0x460 [ 28.135943][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.135944][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 28.135946][ T12] ret_from_fork+0x474/0x6b0 [ 28.135948][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 28.135949][ T12] ? __switch_to+0x5a3/0xe00 [ 28.135952][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 28.135954][ T12] ret_from_fork_asm+0x11/0x20 [ 28.135957][ T12] [ 28.151026][ T12] w3: left promiscuous mode [ 28.151315][ T12] br1: port 5(w3) entered disabled state [ 28.153297][ T12] w1: left allmulticast mode [ 28.153449][ T12] w1: left promiscuous mode [ 28.153659][ T12] br1: port 4(w1) entered disabled state [ 28.154350][ T12] vx4001: left allmulticast mode [ 28.154489][ T12] vx4001: left promiscuous mode [ 28.154690][ T12] br1: port 3(vx4001) entered disabled state [ 28.155776][ T12] vx20: left allmulticast mode [ 28.155912][ T12] vx20: left promiscuous mode [ 28.156095][ T12] br1: port 2(vx20) entered disabled state [ 28.157016][ T12] vx10: left allmulticast mode [ 28.157548][ T12] vx10: left promiscuous mode [ 28.157744][ T12] br1: port 1(vx10) entered disabled state [ 28.589042][ T63] br1: left promiscuous mode [ 28.730202][ T609] br1: port 4(veth2) entered disabled state [ 28.746664][ T610] veth2: left allmulticast mode [ 28.746865][ T610] veth2: left promiscuous mode [ 28.748172][ T610] br1: port 4(veth2) entered disabled state [ 28.786956][ T612] br1: port 3(veth1) entered disabled state [ 28.806208][ T613] veth1: left allmulticast mode [ 28.806370][ T613] veth1: left promiscuous mode [ 28.806577][ T613] br1: port 3(veth1) entered disabled state [ 28.849296][ T615] vx4001: left allmulticast mode [ 28.849495][ T615] vx4001: left promiscuous mode [ 28.849723][ T615] br1: port 5(vx4001) entered disabled state [ 28.929333][ T619] vx20: left allmulticast mode [ 28.929560][ T619] vx20: left promiscuous mode [ 28.929843][ T619] br1: port 2(vx20) entered disabled state [ 29.011622][ T623] vx10: left allmulticast mode [ 29.011861][ T623] vx10: left promiscuous mode [ 29.012146][ T623] br1: port 1(vx10) entered disabled state