[ 10.127924][ T186] ip (186) used greatest stack depth: 24256 bytes left [ 10.127940][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.127942][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.127944][ T186] preempt_count: 2, expected: 0 [ 10.127944][ T186] RCU nest depth: 0, expected: 0 [ 10.127945][ T186] locks held by ip/186: 5, last CPU#0: [ 10.127947][ T186] #0: ffffffffb80027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.127963][ T186] #1: ffffffffb8169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.127969][ T186] #2: ffffffffb8169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.127973][ T186] #3: ffffffffb8089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.127977][ T186] #4: ffffffffb8089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.127980][ T186] irq event stamp: 48676 [ 10.127981][ T186] hardirqs last enabled at (48675): [] __down_trylock_console_sem+0x86/0xa0 [ 10.127984][ T186] hardirqs last disabled at (48676): [] console_emit_next_record+0x3d4/0x4c0 [ 10.127986][ T186] softirqs last enabled at (48310): [] handle_softirqs+0x67c/0x900 [ 10.127988][ T186] softirqs last disabled at (47711): [] __irq_exit_rcu+0x145/0x1c0 [ 10.127990][ T186] Preemption disabled at: [ 10.127991][ T186] [<0000000000000000>] 0x0 [ 10.127998][ T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.128001][ T186] Tainted: [W]=WARN [ 10.128002][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.128004][ T186] Call Trace: [ 10.128005][ T186] [ 10.128007][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.128013][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.128017][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.128021][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.128027][ T186] __kmalloc_noprof+0x443/0x760 [ 10.128029][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.128035][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.128037][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.128040][ T186] put_chars+0x1e1/0x2f0 [ 10.128043][ T186] ? __send_to_port+0x420/0x420 [ 10.128044][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.128049][ T186] ? validate_chain+0x38b/0xc20 [ 10.128054][ T186] hvc_console_print+0x292/0x780 [ 10.128060][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.128062][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.128065][ T186] ? lock_acquire+0x13c/0x160 [ 10.128069][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.128072][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.128074][ T186] ? console_flush_one_record+0x106/0x710 [ 10.128077][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.128080][ T186] ? lock_acquire+0x13c/0x160 [ 10.128083][ T186] console_flush_one_record+0x46f/0x710 [ 10.128087][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.128089][ T186] ? __lock_acquire+0x518/0xc20 [ 10.128094][ T186] console_unlock+0xee/0x1f0 [ 10.128097][ T186] ? console_flush_one_record+0x710/0x710 [ 10.128099][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.128101][ T186] ? lock_acquire+0x60/0x160 [ 10.128104][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.128106][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.128109][ T186] vprintk_emit+0x37c/0x3e0 [ 10.128113][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.128117][ T186] ? __lock_acquire+0x518/0xc20 [ 10.128120][ T186] _printk+0xc7/0x100 [ 10.128124][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.128127][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.128129][ T186] ? __rwlock_init+0x150/0x150 [ 10.128133][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.128136][ T186] do_exit.cold+0x82/0x9c [ 10.128139][ T186] ? exit_notify+0x890/0x890 [ 10.128141][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.128144][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.128148][ T186] do_group_exit+0xb8/0x370 [ 10.128151][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.128152][ T186] x64_sys_call+0x1567/0x1570 [ 10.128155][ T186] do_syscall_64+0xff/0x530 [ 10.128158][ T186] ? exc_page_fault+0xee/0x100 [ 10.128161][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.128163][ T186] RIP: 0033:0x7f9644d211b8 [ 10.128165][ T186] Code: Unable to access opcode bytes at 0x7f9644d2118e. [ 10.128166][ T186] RSP: 002b:00007ffc12ea8b98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.128169][ T186] RAX: ffffffffffffffda RBX: 00007f9644e51f88 RCX: 00007f9644d211b8 [ 10.128171][ T186] RDX: 00007f9644a6bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.128172][ T186] RBP: 00007ffc12ea8bf0 R08: 0000000000000000 R09: 0000000000008010 [ 10.128174][ T186] R10: 00007ffc12ea89b0 R11: 0000000000000246 R12: 0000000000000001 [ 10.128175][ T186] R13: 0000000000000000 R14: 00007f9644e50680 R15: 00007f9644e51fa0 [ 10.128188][ T186] [ 10.907344][ T223] 8021q: 802.1Q VLAN Support v1.8 [ 11.725580][ T254] br1: port 1(veth1) entered blocking state [ 11.725655][ T254] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.725657][ T254] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 254, name: ip [ 11.725659][ T254] preempt_count: 1, expected: 0 [ 11.725659][ T254] RCU nest depth: 0, expected: 0 [ 11.725660][ T254] locks held by ip/254: 5, last CPU#2: [ 11.725662][ T254] #0: ffffffffb88d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.725674][ T254] #1: ffffffffb8169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.725680][ T254] #2: ffffffffb8169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.725684][ T254] #3: ffffffffb8089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.725688][ T254] #4: ffffffffb8089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.725692][ T254] irq event stamp: 20878 [ 11.725692][ T254] hardirqs last enabled at (20877): [] __down_trylock_console_sem+0x86/0xa0 [ 11.725695][ T254] hardirqs last disabled at (20878): [] console_emit_next_record+0x3d4/0x4c0 [ 11.725697][ T254] softirqs last enabled at (20790): [] __alloc_skb+0x4c2/0x5f0 [ 11.725700][ T254] softirqs last disabled at (20788): [] __alloc_skb+0x4c2/0x5f0 [ 11.725702][ T254] Preemption disabled at: [ 11.725703][ T254] [] vprintk_emit+0x31b/0x3e0 [ 11.725709][ T254] CPU: 2 UID: 0 PID: 254 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.725712][ T254] Tainted: [W]=WARN [ 11.725713][ T254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.725714][ T254] Call Trace: [ 11.725716][ T254] [ 11.725717][ T254] dump_stack_lvl+0x6f/0xa0 [ 11.725723][ T254] ? vprintk_emit+0x31b/0x3e0 [ 11.725725][ T254] __might_resched.cold+0x1fe/0x2c1 [ 11.725730][ T254] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.725734][ T254] ? __kmalloc_noprof+0xdb/0x760 [ 11.725739][ T254] __kmalloc_noprof+0x443/0x760 [ 11.725742][ T254] ? alloc_buf.isra.0+0x4b/0x260 [ 11.725747][ T254] ? do_raw_spin_unlock+0x59/0x250 [ 11.725750][ T254] alloc_buf.isra.0+0x4b/0x260 [ 11.725753][ T254] put_chars+0x1e1/0x2f0 [ 11.725756][ T254] ? __send_to_port+0x420/0x420 [ 11.725760][ T254] ? validate_chain+0x34a/0xc20 [ 11.725763][ T254] hvc_console_print+0x292/0x780 [ 11.725766][ T254] ? mark_usage+0x61/0x170 [ 11.725768][ T254] ? __lock_acquire+0x518/0xc20 [ 11.725769][ T254] ? __lock_acquire+0x518/0xc20 [ 11.725773][ T254] ? hvc_write+0x3a0/0x3a0 [ 11.725775][ T254] ? console_emit_next_record+0x1df/0x4c0 [ 11.725778][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.725782][ T254] ? lock_acquire+0x13c/0x160 [ 11.725786][ T254] console_emit_next_record+0x22f/0x4c0 [ 11.725789][ T254] ? devkmsg_read+0x4b0/0x4b0 [ 11.725791][ T254] ? console_flush_one_record+0x106/0x710 [ 11.725794][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.725796][ T254] ? lock_acquire+0x13c/0x160 [ 11.725800][ T254] console_flush_one_record+0x46f/0x710 [ 11.725804][ T254] ? console_emit_next_record+0x4c0/0x4c0 [ 11.725806][ T254] ? __lock_acquire+0x518/0xc20 [ 11.725811][ T254] console_unlock+0xee/0x1f0 [ 11.725814][ T254] ? console_flush_one_record+0x710/0x710 [ 11.725816][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.725818][ T254] ? lock_acquire+0x60/0x160 [ 11.725822][ T254] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.725823][ T254] ? vprintk_emit+0x320/0x3e0 [ 11.725826][ T254] vprintk_emit+0x37c/0x3e0 [ 11.725830][ T254] ? wake_up_klogd_work_func+0x90/0x90 [ 11.725832][ T254] ? __lock_release.isra.0+0x69/0x1a0 [ 11.725834][ T254] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.725838][ T254] ? mark_held_locks+0x40/0x70 [ 11.725842][ T254] _printk+0xc7/0x100 [ 11.725845][ T254] ? snapshot_read.cold+0x21/0x21 [ 11.725849][ T254] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.725861][ T254] ? do_setlink.isra.0+0xa31/0x2750 [ 11.725862][ T254] ? rtnl_newlink+0x9f1/0x11c0 [ 11.725864][ T254] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.725868][ T254] br_set_state+0x22f/0x430 [bridge] [ 11.725878][ T254] br_init_port+0xc4/0x200 [bridge] [ 11.725886][ T254] new_nbp+0x39c/0x580 [bridge] [ 11.725895][ T254] br_add_if+0x212/0x1320 [bridge] [ 11.725902][ T254] ? is_bpf_text_address+0x72/0x110 [ 11.725906][ T254] ? kernel_text_address+0x149/0x170 [ 11.725908][ T254] ? __kernel_text_address+0x12/0x30 [ 11.725912][ T254] do_set_master+0x357/0x580 [ 11.725917][ T254] do_setlink.isra.0+0xa31/0x2750 [ 11.725920][ T254] ? stack_trace_save+0x93/0xc0 [ 11.725923][ T254] ? rtnl_link_get_size+0x350/0x350 [ 11.725924][ T254] ? rcu_read_lock_any_held+0x66/0x90 [ 11.725927][ T254] ? stack_depot_save_flags+0x38e/0x790 [ 11.725930][ T254] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.725933][ T254] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.725934][ T254] ? validate_chain+0x38b/0xc20 [ 11.725937][ T254] ? kasan_save_stack+0x3d/0x50 [ 11.725940][ T254] ? kasan_save_stack+0x2f/0x50 [ 11.725942][ T254] ? kasan_save_track+0x14/0x30 [ 11.725944][ T254] ? __lock_acquire+0x518/0xc20 [ 11.725946][ T254] ? netlink_seq_next+0x4e/0x60 [ 11.725949][ T254] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.725953][ T254] ? lock_acquire.part.0+0xd4/0x280 [ 11.725955][ T254] ? rtnl_newlink+0x9a8/0x11c0 [ 11.725958][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.725960][ T254] ? lock_acquire+0x13c/0x160 [ 11.725964][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.725966][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.725968][ T254] ? trace_contention_end+0xb3/0x180 [ 11.725972][ T254] ? __mutex_lock+0x1db/0x1ea0 [ 11.725974][ T254] ? __mutex_lock+0x9a3/0x1ea0 [ 11.725976][ T254] ? rtnl_newlink+0x9a8/0x11c0 [ 11.725979][ T254] ? ww_mutex_lock+0x160/0x160 [ 11.725981][ T254] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.725986][ T254] ? __rtnl_newlink+0x3fa/0xa50 [ 11.725991][ T254] rtnl_newlink+0x9f1/0x11c0 [ 11.725996][ T254] ? rtnl_bridge_getlink+0x850/0x850 [ 11.725998][ T254] ? __lock_acquire+0x518/0xc20 [ 11.726002][ T254] ? lock_acquire.part.0+0xd4/0x280 [ 11.726004][ T254] ? find_held_lock+0x2b/0x80 [ 11.726006][ T254] ? rtnl_bridge_getlink+0x850/0x850 [ 11.726008][ T254] ? __lock_release.isra.0+0x69/0x1a0 [ 11.726012][ T254] ? rtnl_bridge_getlink+0x850/0x850 [ 11.726014][ T254] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.726017][ T254] ? rtnl_link_fill+0x920/0x920 [ 11.726018][ T254] ? __lock_acquire+0x518/0xc20 [ 11.726022][ T254] ? lock_acquire.part.0+0xd4/0x280 [ 11.726024][ T254] ? find_held_lock+0x2b/0x80 [ 11.726027][ T254] netlink_rcv_skb+0x14e/0x3a0 [ 11.726029][ T254] ? rtnl_link_fill+0x920/0x920 [ 11.726032][ T254] ? netlink_ack+0xcf0/0xcf0 [ 11.726038][ T254] ? netlink_deliver_tap+0xc5/0x330 [ 11.726039][ T254] ? netlink_deliver_tap+0x13c/0x330 [ 11.726043][ T254] netlink_unicast+0x486/0x750 [ 11.726047][ T254] ? netlink_attachskb+0x810/0x810 [ 11.726050][ T254] ? __lock_acquire+0x518/0xc20 [ 11.726054][ T254] netlink_sendmsg+0x735/0xc60 [ 11.726057][ T254] ? netlink_unicast+0x750/0x750 [ 11.726061][ T254] ? __might_fault+0x97/0x140 [ 11.726067][ T254] ____sys_sendmsg+0x415/0x880 [ 11.726069][ T254] ? copy_msghdr_from_user+0x279/0x420 [ 11.726071][ T254] ? get_timestamp.constprop.0+0x390/0x390 [ 11.726073][ T254] ? move_addr_to_kernel+0x40/0x40 [ 11.726080][ T254] ___sys_sendmsg+0x14e/0x1d0 [ 11.726082][ T254] ? copy_msghdr_from_user+0x420/0x420 [ 11.726098][ T254] __sys_sendmsg+0x12c/0x1d0 [ 11.726101][ T254] ? __sys_sendmsg_sock+0x20/0x20 [ 11.726107][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.726110][ T254] do_syscall_64+0xff/0x530 [ 11.726113][ T254] ? exc_page_fault+0xee/0x100 [ 11.726116][ T254] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.726118][ T254] RIP: 0033:0x7f29992dc54e [ 11.726121][ T254] 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 [ 11.726123][ T254] RSP: 002b:00007ffc3107e160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.726125][ T254] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f29992dc54e [ 11.726127][ T254] RDX: 0000000000000000 RSI: 00007ffc3107e210 RDI: 0000000000000005 [ 11.726128][ T254] RBP: 00007ffc3107e170 R08: 0000000000000000 R09: 0000000000000000 [ 11.726128][ T254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91056f [ 11.726129][ T254] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc3107e8d0 [ 11.726136][ T254] [ 11.775661][ T254] br1: port 1(veth1) entered disabled state [ 11.776097][ T254] veth1: entered allmulticast mode [ 11.777689][ T254] veth1: entered promiscuous mode [ 11.791651][ T254] ip (254) used greatest stack depth: 23336 bytes left [ 11.809361][ T255] br1: port 2(veth2) entered blocking state [ 11.809660][ T255] br1: port 2(veth2) entered disabled state [ 11.809947][ T255] veth2: entered allmulticast mode [ 11.811497][ T255] veth2: entered promiscuous mode [ 11.837079][ T188] br1: port 1(veth1) entered blocking state [ 11.837488][ T188] br1: port 1(veth1) entered forwarding state [ 11.873386][ T188] br1: port 2(veth2) entered blocking state [ 11.873688][ T188] br1: port 2(veth2) entered forwarding state [ 19.762086][ T322] veth2: left allmulticast mode [ 19.762105][ T322] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.762108][ T322] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 322, name: ip [ 19.762110][ T322] preempt_count: 1, expected: 0 [ 19.762110][ T322] RCU nest depth: 0, expected: 0 [ 19.762111][ T322] locks held by ip/322: 5, last CPU#3: [ 19.762113][ T322] #0: ffffffffb88d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 19.762124][ T322] #1: ffffffffb8169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.762131][ T322] #2: ffffffffb8169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.762135][ T322] #3: ffffffffb8089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.762139][ T322] #4: ffffffffb8089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.762142][ T322] irq event stamp: 14454 [ 19.762143][ T322] hardirqs last enabled at (14453): [] __down_trylock_console_sem+0x86/0xa0 [ 19.762146][ T322] hardirqs last disabled at (14454): [] console_emit_next_record+0x3d4/0x4c0 [ 19.762148][ T322] softirqs last enabled at (14420): [] __alloc_skb+0x4c2/0x5f0 [ 19.762152][ T322] softirqs last disabled at (14418): [] __alloc_skb+0x4c2/0x5f0 [ 19.762154][ T322] Preemption disabled at: [ 19.762155][ T322] [] vprintk_emit+0x31b/0x3e0 [ 19.762161][ T322] CPU: 3 UID: 0 PID: 322 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.762165][ T322] Tainted: [W]=WARN [ 19.762166][ T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.762167][ T322] Call Trace: [ 19.762169][ T322] [ 19.762170][ T322] dump_stack_lvl+0x6f/0xa0 [ 19.762176][ T322] ? vprintk_emit+0x31b/0x3e0 [ 19.762179][ T322] __might_resched.cold+0x1fe/0x2c1 [ 19.762183][ T322] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.762188][ T322] ? __kmalloc_noprof+0xdb/0x760 [ 19.762193][ T322] __kmalloc_noprof+0x443/0x760 [ 19.762195][ T322] ? alloc_buf.isra.0+0x4b/0x260 [ 19.762201][ T322] ? do_raw_spin_unlock+0x59/0x250 [ 19.762204][ T322] alloc_buf.isra.0+0x4b/0x260 [ 19.762207][ T322] put_chars+0x1e1/0x2f0 [ 19.762210][ T322] ? __send_to_port+0x420/0x420 [ 19.762212][ T322] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.762216][ T322] ? validate_chain+0x38b/0xc20 [ 19.762222][ T322] hvc_console_print+0x292/0x780 [ 19.762228][ T322] ? hvc_write+0x3a0/0x3a0 [ 19.762230][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762233][ T322] ? lock_acquire+0x13c/0x160 [ 19.762237][ T322] console_emit_next_record+0x22f/0x4c0 [ 19.762241][ T322] ? devkmsg_read+0x4b0/0x4b0 [ 19.762242][ T322] ? console_flush_one_record+0x106/0x710 [ 19.762246][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762248][ T322] ? lock_acquire+0x13c/0x160 [ 19.762252][ T322] console_flush_one_record+0x46f/0x710 [ 19.762256][ T322] ? console_emit_next_record+0x4c0/0x4c0 [ 19.762258][ T322] ? __lock_acquire+0x518/0xc20 [ 19.762264][ T322] console_unlock+0xee/0x1f0 [ 19.762266][ T322] ? console_flush_one_record+0x710/0x710 [ 19.762268][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762271][ T322] ? lock_acquire+0x60/0x160 [ 19.762274][ T322] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.762276][ T322] ? vprintk_emit+0x320/0x3e0 [ 19.762280][ T322] vprintk_emit+0x37c/0x3e0 [ 19.762283][ T322] ? wake_up_klogd_work_func+0x90/0x90 [ 19.762285][ T322] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.762287][ T322] ? netlink_unicast+0x486/0x750 [ 19.762290][ T322] ? netlink_sendmsg+0x735/0xc60 [ 19.762292][ T322] ? ____sys_sendmsg+0x415/0x880 [ 19.762294][ T322] ? ___sys_sendmsg+0x14e/0x1d0 [ 19.762296][ T322] ? __sys_sendmsg+0x12c/0x1d0 [ 19.762298][ T322] ? do_syscall_64+0xff/0x530 [ 19.762303][ T322] _printk+0xc7/0x100 [ 19.762307][ T322] ? snapshot_read.cold+0x21/0x21 [ 19.762311][ T322] ? netdev_name+0x43/0x60 [ 19.762315][ T322] ? __netdev_printk+0x17f/0x1d0 [ 19.762318][ T322] netdev_info+0xe2/0x116 [ 19.762321][ T322] ? netdev_notice+0x120/0x120 [ 19.762325][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762327][ T322] ? __up_read+0x355/0x9e0 [ 19.762330][ T322] ? down_write_nested+0x200/0x200 [ 19.762331][ T322] ? __lock_release.isra.0+0x69/0x1a0 [ 19.762334][ T322] ? mutex_is_locked+0x1c/0x50 [ 19.762337][ T322] netif_set_allmulti.cold+0x7c/0x166 [ 19.762342][ T322] dev_set_allmulti+0xa2/0x150 [ 19.762346][ T322] del_nbp+0xb7/0xc10 [bridge] [ 19.762359][ T322] ? is_bpf_text_address+0x72/0x110 [ 19.762365][ T322] br_del_if+0xab/0x200 [bridge] [ 19.762373][ T322] ? rtnl_is_locked+0x15/0x20 [ 19.762376][ T322] do_set_master+0x15c/0x580 [ 19.762380][ T322] do_setlink.isra.0+0xa31/0x2750 [ 19.762384][ T322] ? stack_trace_save+0x93/0xc0 [ 19.762388][ T322] ? rtnl_link_get_size+0x350/0x350 [ 19.762389][ T322] ? rcu_read_lock_any_held+0x66/0x90 [ 19.762392][ T322] ? stack_depot_save_flags+0x38e/0x790 [ 19.762395][ T322] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.762398][ T322] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.762400][ T322] ? validate_chain+0x38b/0xc20 [ 19.762402][ T322] ? kasan_save_stack+0x3d/0x50 [ 19.762405][ T322] ? kasan_save_stack+0x2f/0x50 [ 19.762407][ T322] ? kasan_save_track+0x14/0x30 [ 19.762410][ T322] ? __lock_acquire+0x518/0xc20 [ 19.762412][ T322] ? netlink_seq_next+0x4e/0x60 [ 19.762414][ T322] ? ___sys_sendmsg+0xb0/0x1d0 [ 19.762417][ T322] ? lock_acquire.part.0+0xd4/0x280 [ 19.762419][ T322] ? rtnl_newlink+0x9a8/0x11c0 [ 19.762422][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762424][ T322] ? lock_acquire+0x13c/0x160 [ 19.762426][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762427][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762430][ T322] ? trace_contention_end+0xb3/0x180 [ 19.762433][ T322] ? __mutex_lock+0x1db/0x1ea0 [ 19.762435][ T322] ? __mutex_lock+0x9a3/0x1ea0 [ 19.762437][ T322] ? rtnl_newlink+0x9a8/0x11c0 [ 19.762441][ T322] ? ww_mutex_lock+0x160/0x160 [ 19.762443][ T322] ? nla_get_range_signed+0x3d0/0x3d0 [ 19.762448][ T322] ? __rtnl_newlink+0x3fa/0xa50 [ 19.762453][ T322] rtnl_newlink+0x9f1/0x11c0 [ 19.762458][ T322] ? rtnl_bridge_getlink+0x850/0x850 [ 19.762460][ T322] ? __lock_acquire+0x518/0xc20 [ 19.762465][ T322] ? lock_acquire.part.0+0xd4/0x280 [ 19.762467][ T322] ? find_held_lock+0x2b/0x80 [ 19.762469][ T322] ? rtnl_bridge_getlink+0x850/0x850 [ 19.762471][ T322] ? __lock_release.isra.0+0x69/0x1a0 [ 19.762474][ T322] ? rtnl_bridge_getlink+0x850/0x850 [ 19.762476][ T322] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.762480][ T322] ? rtnl_link_fill+0x920/0x920 [ 19.762481][ T322] ? __lock_acquire+0x518/0xc20 [ 19.762486][ T322] ? lock_acquire.part.0+0xd4/0x280 [ 19.762487][ T322] ? find_held_lock+0x2b/0x80 [ 19.762491][ T322] netlink_rcv_skb+0x14e/0x3a0 [ 19.762493][ T322] ? rtnl_link_fill+0x920/0x920 [ 19.762496][ T322] ? netlink_ack+0xcf0/0xcf0 [ 19.762502][ T322] ? netlink_deliver_tap+0xc5/0x330 [ 19.762503][ T322] ? netlink_deliver_tap+0x13c/0x330 [ 19.762508][ T322] netlink_unicast+0x486/0x750 [ 19.762511][ T322] ? netlink_attachskb+0x810/0x810 [ 19.762514][ T322] ? __lock_acquire+0x518/0xc20 [ 19.762518][ T322] netlink_sendmsg+0x735/0xc60 [ 19.762522][ T322] ? netlink_unicast+0x750/0x750 [ 19.762526][ T322] ? __might_fault+0x97/0x140 [ 19.762532][ T322] ____sys_sendmsg+0x415/0x880 [ 19.762534][ T322] ? copy_msghdr_from_user+0x279/0x420 [ 19.762536][ T322] ? get_timestamp.constprop.0+0x390/0x390 [ 19.762538][ T322] ? move_addr_to_kernel+0x40/0x40 [ 19.762545][ T322] ___sys_sendmsg+0x14e/0x1d0 [ 19.762548][ T322] ? copy_msghdr_from_user+0x420/0x420 [ 19.762564][ T322] __sys_sendmsg+0x12c/0x1d0 [ 19.762567][ T322] ? __sys_sendmsg_sock+0x20/0x20 [ 19.762573][ T322] ? rcu_is_watching+0x16/0xd0 [ 19.762577][ T322] do_syscall_64+0xff/0x530 [ 19.762579][ T322] ? exc_page_fault+0xee/0x100 [ 19.762582][ T322] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.762584][ T322] RIP: 0033:0x7ffb4ef8a54e [ 19.762588][ T322] 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 [ 19.762590][ T322] RSP: 002b:00007fffcc52b4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.762593][ T322] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffb4ef8a54e [ 19.762594][ T322] RDX: 0000000000000000 RSI: 00007fffcc52b590 RDI: 0000000000000005 [ 19.762595][ T322] RBP: 00007fffcc52b4f0 R08: 0000000000000000 R09: 0000000000000000 [ 19.762596][ T322] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910577 [ 19.762597][ T322] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcc52bc50 [ 19.762603][ T322] [ 19.804139][ T322] veth2: left promiscuous mode [ 19.804462][ T322] br1: port 2(veth2) entered disabled state [ 19.823574][ T322] ip (322) used greatest stack depth: 23208 bytes left [ 19.846443][ T324] veth1: left allmulticast mode [ 19.846713][ T324] veth1: left promiscuous mode [ 19.847080][ T324] br1: port 1(veth1) entered disabled state [ 21.892504][ T327] br1: port 1(veth1) entered blocking state [ 21.892525][ T327] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.892528][ T327] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 327, name: ip [ 21.892529][ T327] preempt_count: 1, expected: 0 [ 21.892530][ T327] RCU nest depth: 0, expected: 0 [ 21.892531][ T327] locks held by ip/327: 5, last CPU#3: [ 21.892534][ T327] #0: ffffffffb88d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 21.892546][ T327] #1: ffffffffb8169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.892552][ T327] #2: ffffffffb8169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.892556][ T327] #3: ffffffffb8089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.892560][ T327] #4: ffffffffb8089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.892564][ T327] irq event stamp: 13488 [ 21.892565][ T327] hardirqs last enabled at (13487): [] __down_trylock_console_sem+0x86/0xa0 [ 21.892567][ T327] hardirqs last disabled at (13488): [] console_emit_next_record+0x3d4/0x4c0 [ 21.892569][ T327] softirqs last enabled at (13430): [] __alloc_skb+0x4c2/0x5f0 [ 21.892572][ T327] softirqs last disabled at (13428): [] __alloc_skb+0x4c2/0x5f0 [ 21.892575][ T327] Preemption disabled at: [ 21.892575][ T327] [] vprintk_emit+0x31b/0x3e0 [ 21.892582][ T327] CPU: 3 UID: 0 PID: 327 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.892585][ T327] Tainted: [W]=WARN [ 21.892586][ T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.892588][ T327] Call Trace: [ 21.892589][ T327] [ 21.892591][ T327] dump_stack_lvl+0x6f/0xa0 [ 21.892597][ T327] ? vprintk_emit+0x31b/0x3e0 [ 21.892599][ T327] __might_resched.cold+0x1fe/0x2c1 [ 21.892604][ T327] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.892608][ T327] ? __kmalloc_noprof+0xdb/0x760 [ 21.892613][ T327] __kmalloc_noprof+0x443/0x760 [ 21.892616][ T327] ? alloc_buf.isra.0+0x4b/0x260 [ 21.892621][ T327] ? do_raw_spin_unlock+0x59/0x250 [ 21.892624][ T327] alloc_buf.isra.0+0x4b/0x260 [ 21.892627][ T327] put_chars+0x1e1/0x2f0 [ 21.892629][ T327] ? prb_final_commit+0x50/0x50 [ 21.892631][ T327] ? __send_to_port+0x420/0x420 [ 21.892634][ T327] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.892638][ T327] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.892640][ T327] ? validate_chain+0x38b/0xc20 [ 21.892644][ T327] hvc_console_print+0x292/0x780 [ 21.892646][ T327] ? mark_usage+0x61/0x170 [ 21.892648][ T327] ? __lock_acquire+0x518/0xc20 [ 21.892650][ T327] ? __lock_acquire+0x518/0xc20 [ 21.892654][ T327] ? hvc_write+0x3a0/0x3a0 [ 21.892656][ T327] ? console_emit_next_record+0x1df/0x4c0 [ 21.892659][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.892661][ T327] ? lock_acquire+0x13c/0x160 [ 21.892665][ T327] console_emit_next_record+0x22f/0x4c0 [ 21.892672][ T327] ? devkmsg_read+0x4b0/0x4b0 [ 21.892674][ T327] ? console_flush_one_record+0x106/0x710 [ 21.892677][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.892680][ T327] ? lock_acquire+0x13c/0x160 [ 21.892684][ T327] console_flush_one_record+0x46f/0x710 [ 21.892688][ T327] ? console_emit_next_record+0x4c0/0x4c0 [ 21.892690][ T327] ? __lock_acquire+0x518/0xc20 [ 21.892695][ T327] console_unlock+0xee/0x1f0 [ 21.892698][ T327] ? console_flush_one_record+0x710/0x710 [ 21.892700][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.892702][ T327] ? lock_acquire+0x60/0x160 [ 21.892706][ T327] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.892707][ T327] ? vprintk_emit+0x320/0x3e0 [ 21.892711][ T327] vprintk_emit+0x37c/0x3e0 [ 21.892715][ T327] ? wake_up_klogd_work_func+0x90/0x90 [ 21.892717][ T327] ? __lock_release.isra.0+0x69/0x1a0 [ 21.892720][ T327] ? mark_held_locks+0x40/0x70 [ 21.892723][ T327] _printk+0xc7/0x100 [ 21.892727][ T327] ? snapshot_read.cold+0x21/0x21 [ 21.892731][ T327] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 21.892744][ T327] ? do_setlink.isra.0+0xa31/0x2750 [ 21.892745][ T327] ? rtnl_newlink+0x9f1/0x11c0 [ 21.892746][ T327] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.892751][ T327] br_set_state+0x22f/0x430 [bridge] [ 21.892761][ T327] br_init_port+0xc4/0x200 [bridge] [ 21.892770][ T327] new_nbp+0x39c/0x580 [bridge] [ 21.892779][ T327] br_add_if+0x212/0x1320 [bridge] [ 21.892787][ T327] ? is_bpf_text_address+0x72/0x110 [ 21.892791][ T327] ? kernel_text_address+0x149/0x170 [ 21.892794][ T327] ? __kernel_text_address+0x12/0x30 [ 21.892798][ T327] do_set_master+0x357/0x580 [ 21.892802][ T327] do_setlink.isra.0+0xa31/0x2750 [ 21.892805][ T327] ? stack_trace_save+0x93/0xc0 [ 21.892809][ T327] ? rtnl_link_get_size+0x350/0x350 [ 21.892810][ T327] ? rcu_read_lock_any_held+0x66/0x90 [ 21.892812][ T327] ? stack_depot_save_flags+0x38e/0x790 [ 21.892815][ T327] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.892818][ T327] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.892819][ T327] ? validate_chain+0x38b/0xc20 [ 21.892822][ T327] ? kasan_save_stack+0x3d/0x50 [ 21.892825][ T327] ? kasan_save_stack+0x2f/0x50 [ 21.892827][ T327] ? kasan_save_track+0x14/0x30 [ 21.892830][ T327] ? __lock_acquire+0x518/0xc20 [ 21.892832][ T327] ? netlink_seq_next+0x4e/0x60 [ 21.892834][ T327] ? ___sys_sendmsg+0xb0/0x1d0 [ 21.892839][ T327] ? lock_acquire.part.0+0xd4/0x280 [ 21.892841][ T327] ? rtnl_newlink+0x9a8/0x11c0 [ 21.892843][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.892846][ T327] ? lock_acquire+0x13c/0x160 [ 21.892847][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.892849][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.892851][ T327] ? trace_contention_end+0xb3/0x180 [ 21.892855][ T327] ? __mutex_lock+0x1db/0x1ea0 [ 21.892858][ T327] ? __mutex_lock+0x9a3/0x1ea0 [ 21.892861][ T327] ? rtnl_newlink+0x9a8/0x11c0 [ 21.892864][ T327] ? ww_mutex_lock+0x160/0x160 [ 21.892865][ T327] ? nla_get_range_signed+0x3d0/0x3d0 [ 21.892870][ T327] ? __rtnl_newlink+0x3fa/0xa50 [ 21.892875][ T327] rtnl_newlink+0x9f1/0x11c0 [ 21.892881][ T327] ? rtnl_bridge_getlink+0x850/0x850 [ 21.892883][ T327] ? __lock_acquire+0x518/0xc20 [ 21.892887][ T327] ? lock_acquire.part.0+0xd4/0x280 [ 21.892889][ T327] ? find_held_lock+0x2b/0x80 [ 21.892891][ T327] ? rtnl_bridge_getlink+0x850/0x850 [ 21.892893][ T327] ? __lock_release.isra.0+0x69/0x1a0 [ 21.892896][ T327] ? rtnl_bridge_getlink+0x850/0x850 [ 21.892898][ T327] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.892901][ T327] ? rtnl_link_fill+0x920/0x920 [ 21.892903][ T327] ? __lock_acquire+0x518/0xc20 [ 21.892907][ T327] ? lock_acquire.part.0+0xd4/0x280 [ 21.892909][ T327] ? find_held_lock+0x2b/0x80 [ 21.892912][ T327] netlink_rcv_skb+0x14e/0x3a0 [ 21.892914][ T327] ? rtnl_link_fill+0x920/0x920 [ 21.892917][ T327] ? netlink_ack+0xcf0/0xcf0 [ 21.892923][ T327] ? netlink_deliver_tap+0xc5/0x330 [ 21.892924][ T327] ? netlink_deliver_tap+0x13c/0x330 [ 21.892928][ T327] netlink_unicast+0x486/0x750 [ 21.892932][ T327] ? netlink_attachskb+0x810/0x810 [ 21.892935][ T327] ? __lock_acquire+0x518/0xc20 [ 21.892939][ T327] netlink_sendmsg+0x735/0xc60 [ 21.892943][ T327] ? netlink_unicast+0x750/0x750 [ 21.892946][ T327] ? __might_fault+0x97/0x140 [ 21.892952][ T327] ____sys_sendmsg+0x415/0x880 [ 21.892954][ T327] ? copy_msghdr_from_user+0x279/0x420 [ 21.892957][ T327] ? get_timestamp.constprop.0+0x390/0x390 [ 21.892958][ T327] ? move_addr_to_kernel+0x40/0x40 [ 21.892968][ T327] ___sys_sendmsg+0x14e/0x1d0 [ 21.892971][ T327] ? copy_msghdr_from_user+0x420/0x420 [ 21.892986][ T327] __sys_sendmsg+0x12c/0x1d0 [ 21.892989][ T327] ? __sys_sendmsg_sock+0x20/0x20 [ 21.892995][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.892999][ T327] do_syscall_64+0xff/0x530 [ 21.893001][ T327] ? exc_page_fault+0xee/0x100 [ 21.893004][ T327] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.893006][ T327] RIP: 0033:0x7f6614f8754e [ 21.893010][ T327] 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 [ 21.893011][ T327] RSP: 002b:00007fff48ff81d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.893014][ T327] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6614f8754e [ 21.893015][ T327] RDX: 0000000000000000 RSI: 00007fff48ff8280 RDI: 0000000000000005 [ 21.893016][ T327] RBP: 00007fff48ff81e0 R08: 0000000000000000 R09: 0000000000000000 [ 21.893017][ T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910579 [ 21.893018][ T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff48ff8940 [ 21.893025][ T327] [ 21.932075][ T327] br1: port 1(veth1) entered disabled state [ 21.932525][ T327] veth1: entered allmulticast mode [ 21.934036][ T327] veth1: entered promiscuous mode [ 21.934597][ T327] br1: port 1(veth1) entered blocking state [ 21.934985][ T327] br1: port 1(veth1) entered forwarding state [ 21.975362][ T328] br1: port 2(veth2) entered blocking state [ 21.975709][ T328] br1: port 2(veth2) entered disabled state [ 21.976067][ T328] veth2: entered allmulticast mode [ 21.977615][ T328] veth2: entered promiscuous mode [ 21.978293][ T328] br1: port 2(veth2) entered blocking state [ 21.978615][ T328] br1: port 2(veth2) entered forwarding state [ 24.521613][ T375] br1: port 2(veth2) entered disabled state [ 24.521633][ T375] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.521636][ T375] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 375, name: ip [ 24.521637][ T375] preempt_count: 202, expected: 0 [ 24.521638][ T375] RCU nest depth: 0, expected: 0 [ 24.521639][ T375] locks held by ip/375: 6, last CPU#0: [ 24.521641][ T375] #0: ffffffffb88d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 24.521653][ T375] #1: ff1100000d6bae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 24.521667][ T375] #2: ffffffffb8169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.521673][ T375] #3: ffffffffb8169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.521677][ T375] #4: ffffffffb8089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.521686][ T375] #5: ffffffffb8089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.521690][ T375] irq event stamp: 14139 [ 24.521691][ T375] hardirqs last enabled at (14138): [] __down_trylock_console_sem+0x86/0xa0 [ 24.521693][ T375] hardirqs last disabled at (14139): [] console_emit_next_record+0x3d4/0x4c0 [ 24.521695][ T375] softirqs last enabled at (14122): [] ipv6_mc_down+0x134/0x2d0 [ 24.521699][ T375] softirqs last disabled at (14134): [] br_device_event+0x1d7/0x8f0 [bridge] [ 24.521707][ T375] Preemption disabled at: [ 24.521707][ T375] [<0000000000000000>] 0x0 [ 24.521714][ T375] CPU: 0 UID: 0 PID: 375 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.521718][ T375] Tainted: [W]=WARN [ 24.521719][ T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.521720][ T375] Call Trace: [ 24.521722][ T375] [ 24.521724][ T375] dump_stack_lvl+0x6f/0xa0 [ 24.521730][ T375] __might_resched.cold+0x1fe/0x2c1 [ 24.521734][ T375] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.521739][ T375] ? __kmalloc_noprof+0xdb/0x760 [ 24.521744][ T375] __kmalloc_noprof+0x443/0x760 [ 24.521746][ T375] ? alloc_buf.isra.0+0x4b/0x260 [ 24.521752][ T375] ? do_raw_spin_unlock+0x59/0x250 [ 24.521755][ T375] alloc_buf.isra.0+0x4b/0x260 [ 24.521758][ T375] put_chars+0x1e1/0x2f0 [ 24.521761][ T375] ? __send_to_port+0x420/0x420 [ 24.521764][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.521768][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.521770][ T375] ? validate_chain+0x38b/0xc20 [ 24.521774][ T375] hvc_console_print+0x292/0x780 [ 24.521777][ T375] ? mark_usage+0x61/0x170 [ 24.521778][ T375] ? __lock_acquire+0x518/0xc20 [ 24.521780][ T375] ? __lock_acquire+0x518/0xc20 [ 24.521784][ T375] ? hvc_write+0x3a0/0x3a0 [ 24.521785][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 24.521789][ T375] ? lock_acquire+0x13c/0x160 [ 24.521793][ T375] console_emit_next_record+0x22f/0x4c0 [ 24.521797][ T375] ? devkmsg_read+0x4b0/0x4b0 [ 24.521799][ T375] ? console_flush_one_record+0x106/0x710 [ 24.521802][ T375] ? rcu_is_watching+0x16/0xd0 [ 24.521804][ T375] ? lock_acquire+0x13c/0x160 [ 24.521808][ T375] console_flush_one_record+0x46f/0x710 [ 24.521812][ T375] ? console_emit_next_record+0x4c0/0x4c0 [ 24.521814][ T375] ? __lock_acquire+0x518/0xc20 [ 24.521819][ T375] console_unlock+0xee/0x1f0 [ 24.521822][ T375] ? console_flush_one_record+0x710/0x710 [ 24.521824][ T375] ? rcu_is_watching+0x16/0xd0 [ 24.521826][ T375] ? lock_acquire+0x60/0x160 [ 24.521830][ T375] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.521831][ T375] ? vprintk_emit+0x320/0x3e0 [ 24.521835][ T375] vprintk_emit+0x37c/0x3e0 [ 24.521839][ T375] ? wake_up_klogd_work_func+0x90/0x90 [ 24.521841][ T375] ? mark_held_locks+0x40/0x70 [ 24.521843][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.521845][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.521849][ T375] _printk+0xc7/0x100 [ 24.521853][ T375] ? snapshot_read.cold+0x21/0x21 [ 24.521860][ T375] br_set_state+0x22f/0x430 [bridge] [ 24.521871][ T375] br_stp_disable_port+0x11f/0x390 [bridge] [ 24.521880][ T375] br_device_event+0x7b5/0x8f0 [bridge] [ 24.521888][ T375] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 24.521892][ T375] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 24.521897][ T375] notifier_call_chain+0xae/0x300 [ 24.521903][ T375] __dev_notify_flags+0x23c/0x3c0 [ 24.521908][ T375] ? netif_change_name+0x8c0/0x8c0 [ 24.521912][ T375] ? netif_set_allmulti+0x250/0x250 [ 24.521915][ T375] ? __kernel_text_address+0x12/0x30 [ 24.521917][ T375] ? write_profile+0xf0/0xf0 [ 24.521919][ T375] ? unwind_get_return_address+0x67/0xd0 [ 24.521924][ T375] netif_change_flags+0xfe/0x190 [ 24.521928][ T375] do_setlink.isra.0+0x1cc3/0x2750 [ 24.521931][ T375] ? stack_trace_save+0x93/0xc0 [ 24.521933][ T375] ? rtnl_link_get_size+0x350/0x350 [ 24.521935][ T375] ? rcu_read_lock_any_held+0x66/0x90 [ 24.521936][ T375] ? stack_depot_save_flags+0x38e/0x790 [ 24.521940][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.521942][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.521944][ T375] ? validate_chain+0x38b/0xc20 [ 24.521947][ T375] ? kasan_save_stack+0x3d/0x50 [ 24.521950][ T375] ? kasan_save_stack+0x2f/0x50 [ 24.521951][ T375] ? kasan_save_track+0x14/0x30 [ 24.521954][ T375] ? __lock_acquire+0x518/0xc20 [ 24.521956][ T375] ? netlink_seq_next+0x4e/0x60 [ 24.521959][ T375] ? ___sys_sendmsg+0xb0/0x1d0 [ 24.521966][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 24.521968][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 24.521970][ T375] ? rcu_is_watching+0x16/0xd0 [ 24.521973][ T375] ? lock_acquire+0x13c/0x160 [ 24.521974][ T375] ? rcu_is_watching+0x16/0xd0 [ 24.521976][ T375] ? rcu_is_watching+0x16/0xd0 [ 24.521978][ T375] ? trace_contention_end+0xb3/0x180 [ 24.521982][ T375] ? __mutex_lock+0x1db/0x1ea0 [ 24.521984][ T375] ? __mutex_lock+0x9a3/0x1ea0 [ 24.521986][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 24.521989][ T375] ? ww_mutex_lock+0x160/0x160 [ 24.521991][ T375] ? nla_get_range_signed+0x3d0/0x3d0 [ 24.521996][ T375] ? __rtnl_newlink+0x3fa/0xa50 [ 24.522001][ T375] rtnl_newlink+0x9f1/0x11c0 [ 24.522006][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 24.522008][ T375] ? __lock_acquire+0x518/0xc20 [ 24.522013][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 24.522015][ T375] ? find_held_lock+0x2b/0x80 [ 24.522017][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 24.522019][ T375] ? __lock_release.isra.0+0x69/0x1a0 [ 24.522022][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 24.522024][ T375] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.522027][ T375] ? rtnl_link_fill+0x920/0x920 [ 24.522029][ T375] ? __lock_acquire+0x518/0xc20 [ 24.522033][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 24.522035][ T375] ? find_held_lock+0x2b/0x80 [ 24.522038][ T375] netlink_rcv_skb+0x14e/0x3a0 [ 24.522040][ T375] ? rtnl_link_fill+0x920/0x920 [ 24.522043][ T375] ? netlink_ack+0xcf0/0xcf0 [ 24.522049][ T375] ? netlink_deliver_tap+0xc5/0x330 [ 24.522050][ T375] ? netlink_deliver_tap+0x13c/0x330 [ 24.522055][ T375] netlink_unicast+0x486/0x750 [ 24.522058][ T375] ? netlink_attachskb+0x810/0x810 [ 24.522061][ T375] ? __lock_acquire+0x518/0xc20 [ 24.522065][ T375] netlink_sendmsg+0x735/0xc60 [ 24.522069][ T375] ? netlink_unicast+0x750/0x750 [ 24.522073][ T375] ? __might_fault+0x97/0x140 [ 24.522078][ T375] ____sys_sendmsg+0x415/0x880 [ 24.522080][ T375] ? copy_msghdr_from_user+0x279/0x420 [ 24.522083][ T375] ? get_timestamp.constprop.0+0x390/0x390 [ 24.522084][ T375] ? move_addr_to_kernel+0x40/0x40 [ 24.522092][ T375] ___sys_sendmsg+0x14e/0x1d0 [ 24.522094][ T375] ? copy_msghdr_from_user+0x420/0x420 [ 24.522110][ T375] __sys_sendmsg+0x12c/0x1d0 [ 24.522113][ T375] ? __sys_sendmsg_sock+0x20/0x20 [ 24.522119][ T375] ? rcu_is_watching+0x16/0xd0 [ 24.522123][ T375] do_syscall_64+0xff/0x530 [ 24.522125][ T375] ? exc_page_fault+0xee/0x100 [ 24.522128][ T375] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.522130][ T375] RIP: 0033:0x7f287afbd54e [ 24.522132][ T375] 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 [ 24.522135][ T375] RSP: 002b:00007ffc7ac03e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.522137][ T375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f287afbd54e [ 24.522138][ T375] RDX: 0000000000000000 RSI: 00007ffc7ac03ec0 RDI: 0000000000000005 [ 24.522139][ T375] RBP: 00007ffc7ac03e20 R08: 0000000000000000 R09: 0000000000000000 [ 24.522140][ T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91057b [ 24.522141][ T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7ac04580 [ 24.522147][ T375] [ 24.567086][ T375] veth2: left allmulticast mode [ 24.567328][ T375] veth2: left promiscuous mode [ 24.567643][ T375] br1: port 2(veth2) entered disabled state [ 24.577036][ T375] ip (375) used greatest stack depth: 23016 bytes left [ 24.602118][ T376] br1: port 1(veth1) entered disabled state [ 24.602604][ T376] veth1: left allmulticast mode [ 24.602833][ T376] veth1: left promiscuous mode [ 24.603139][ T376] br1: port 1(veth1) entered disabled state