[ 9.540241][ T187] ip (187) used greatest stack depth: 24280 bytes left [ 9.540258][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.540260][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.540262][ T187] preempt_count: 2, expected: 0 [ 9.540263][ T187] RCU nest depth: 0, expected: 0 [ 9.540263][ T187] locks held by ip/187: 5, last CPU#1: [ 9.540266][ T187] #0: ffffffff9b0027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.540278][ T187] #1: ffffffff9b169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.540284][ T187] #2: ffffffff9b169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.540287][ T187] #3: ffffffff9b089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.540291][ T187] #4: ffffffff9b089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.540295][ T187] irq event stamp: 33648 [ 9.540296][ T187] hardirqs last enabled at (33647): [] __down_trylock_console_sem+0x86/0xa0 [ 9.540299][ T187] hardirqs last disabled at (33648): [] console_emit_next_record+0x3d4/0x4c0 [ 9.540301][ T187] softirqs last enabled at (32572): [] handle_softirqs+0x67c/0x900 [ 9.540302][ T187] softirqs last disabled at (32567): [] __irq_exit_rcu+0x145/0x1c0 [ 9.540304][ T187] Preemption disabled at: [ 9.540305][ T187] [<0000000000000000>] 0x0 [ 9.540313][ T187] CPU: 1 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.540316][ T187] Tainted: [W]=WARN [ 9.540317][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.540319][ T187] Call Trace: [ 9.540321][ T187] [ 9.540322][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.540329][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.540333][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.540337][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.540342][ T187] __kmalloc_noprof+0x443/0x760 [ 9.540345][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.540351][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.540353][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.540357][ T187] put_chars+0x1e1/0x2f0 [ 9.540361][ T187] ? __send_to_port+0x420/0x420 [ 9.540362][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.540369][ T187] ? validate_chain+0x38b/0xc20 [ 9.540377][ T187] hvc_console_print+0x292/0x780 [ 9.540386][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.540388][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.540391][ T187] ? lock_acquire+0x13c/0x160 [ 9.540395][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.540399][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.540401][ T187] ? console_flush_one_record+0x106/0x710 [ 9.540404][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.540406][ T187] ? lock_acquire+0x13c/0x160 [ 9.540410][ T187] console_flush_one_record+0x46f/0x710 [ 9.540414][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.540416][ T187] ? __lock_acquire+0x518/0xc20 [ 9.540421][ T187] console_unlock+0xee/0x1f0 [ 9.540424][ T187] ? console_flush_one_record+0x710/0x710 [ 9.540426][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.540428][ T187] ? lock_acquire+0x60/0x160 [ 9.540432][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.540433][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.540437][ T187] vprintk_emit+0x37c/0x3e0 [ 9.540440][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.540444][ T187] ? __lock_acquire+0x518/0xc20 [ 9.540447][ T187] _printk+0xc7/0x100 [ 9.540451][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.540454][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.540456][ T187] ? __rwlock_init+0x150/0x150 [ 9.540460][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.540463][ T187] do_exit.cold+0x82/0x9c [ 9.540466][ T187] ? exit_notify+0x890/0x890 [ 9.540468][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.540471][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.540475][ T187] do_group_exit+0xb8/0x370 [ 9.540478][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.540480][ T187] x64_sys_call+0x1567/0x1570 [ 9.540482][ T187] do_syscall_64+0xff/0x530 [ 9.540485][ T187] ? exc_page_fault+0xee/0x100 [ 9.540488][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.540491][ T187] RIP: 0033:0x7f72774921b8 [ 9.540493][ T187] Code: Unable to access opcode bytes at 0x7f727749218e. [ 9.540494][ T187] RSP: 002b:00007fff78616af8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.540497][ T187] RAX: ffffffffffffffda RBX: 00007f72775c2f88 RCX: 00007f72774921b8 [ 9.540498][ T187] RDX: 00007f72771dcfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.540499][ T187] RBP: 00007fff78616b50 R08: 0000000000000000 R09: 0000000000008010 [ 9.540500][ T187] R10: 00007fff78616910 R11: 0000000000000246 R12: 0000000000000001 [ 9.540500][ T187] R13: 0000000000000000 R14: 00007f72775c1680 R15: 00007f72775c2fa0 [ 9.540507][ T187] [ 11.518134][ T265] br1: port 1(vx1) entered blocking state [ 11.518277][ T265] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.518280][ T265] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 265, name: ip [ 11.518282][ T265] preempt_count: 1, expected: 0 [ 11.518283][ T265] RCU nest depth: 0, expected: 0 [ 11.518284][ T265] locks held by ip/265: 5, last CPU#0: [ 11.518286][ T265] #0: ffffffff9b8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.518297][ T265] #1: ffffffff9b169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.518303][ T265] #2: ffffffff9b169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.518307][ T265] #3: ffffffff9b089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.518311][ T265] #4: ffffffff9b089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.518315][ T265] irq event stamp: 20342 [ 11.518316][ T265] hardirqs last enabled at (20341): [] __down_trylock_console_sem+0x86/0xa0 [ 11.518318][ T265] hardirqs last disabled at (20342): [] console_emit_next_record+0x3d4/0x4c0 [ 11.518320][ T265] softirqs last enabled at (20258): [] __alloc_skb+0x4c2/0x5f0 [ 11.518323][ T265] softirqs last disabled at (20256): [] __alloc_skb+0x4c2/0x5f0 [ 11.518325][ T265] Preemption disabled at: [ 11.518326][ T265] [] vprintk_emit+0x31b/0x3e0 [ 11.518332][ T265] CPU: 0 UID: 0 PID: 265 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.518336][ T265] Tainted: [W]=WARN [ 11.518337][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.518338][ T265] Call Trace: [ 11.518339][ T265] [ 11.518341][ T265] dump_stack_lvl+0x6f/0xa0 [ 11.518347][ T265] ? vprintk_emit+0x31b/0x3e0 [ 11.518349][ T265] __might_resched.cold+0x1fe/0x2c1 [ 11.518353][ T265] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.518357][ T265] ? __kmalloc_noprof+0xdb/0x760 [ 11.518363][ T265] __kmalloc_noprof+0x443/0x760 [ 11.518365][ T265] ? alloc_buf.isra.0+0x4b/0x260 [ 11.518371][ T265] ? do_raw_spin_unlock+0x59/0x250 [ 11.518373][ T265] alloc_buf.isra.0+0x4b/0x260 [ 11.518376][ T265] put_chars+0x1e1/0x2f0 [ 11.518379][ T265] ? __send_to_port+0x420/0x420 [ 11.518383][ T265] ? validate_chain+0x34a/0xc20 [ 11.518387][ T265] hvc_console_print+0x292/0x780 [ 11.518390][ T265] ? mark_usage+0x61/0x170 [ 11.518392][ T265] ? __lock_acquire+0x518/0xc20 [ 11.518393][ T265] ? __lock_acquire+0x518/0xc20 [ 11.518397][ T265] ? hvc_write+0x3a0/0x3a0 [ 11.518399][ T265] ? console_emit_next_record+0x1df/0x4c0 [ 11.518403][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.518406][ T265] ? lock_acquire+0x13c/0x160 [ 11.518410][ T265] console_emit_next_record+0x22f/0x4c0 [ 11.518414][ T265] ? devkmsg_read+0x4b0/0x4b0 [ 11.518416][ T265] ? console_flush_one_record+0x106/0x710 [ 11.518419][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.518421][ T265] ? lock_acquire+0x13c/0x160 [ 11.518426][ T265] console_flush_one_record+0x46f/0x710 [ 11.518430][ T265] ? console_emit_next_record+0x4c0/0x4c0 [ 11.518432][ T265] ? __lock_acquire+0x518/0xc20 [ 11.518437][ T265] console_unlock+0xee/0x1f0 [ 11.518440][ T265] ? console_flush_one_record+0x710/0x710 [ 11.518442][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.518444][ T265] ? lock_acquire+0x60/0x160 [ 11.518448][ T265] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.518449][ T265] ? vprintk_emit+0x320/0x3e0 [ 11.518453][ T265] vprintk_emit+0x37c/0x3e0 [ 11.518457][ T265] ? wake_up_klogd_work_func+0x90/0x90 [ 11.518459][ T265] ? __lock_release.isra.0+0x69/0x1a0 [ 11.518461][ T265] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.518465][ T265] ? mark_held_locks+0x40/0x70 [ 11.518469][ T265] _printk+0xc7/0x100 [ 11.518472][ T265] ? snapshot_read.cold+0x21/0x21 [ 11.518476][ T265] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.518489][ T265] ? do_setlink.isra.0+0xa31/0x2750 [ 11.518490][ T265] ? rtnl_newlink+0x9f1/0x11c0 [ 11.518492][ T265] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.518496][ T265] br_set_state+0x22f/0x430 [bridge] [ 11.518506][ T265] br_init_port+0xc4/0x200 [bridge] [ 11.518514][ T265] new_nbp+0x39c/0x580 [bridge] [ 11.518524][ T265] br_add_if+0x212/0x1320 [bridge] [ 11.518531][ T265] ? is_bpf_text_address+0x72/0x110 [ 11.518535][ T265] ? kernel_text_address+0x149/0x170 [ 11.518538][ T265] ? __kernel_text_address+0x12/0x30 [ 11.518542][ T265] do_set_master+0x357/0x580 [ 11.518546][ T265] do_setlink.isra.0+0xa31/0x2750 [ 11.518550][ T265] ? stack_trace_save+0x93/0xc0 [ 11.518553][ T265] ? rtnl_link_get_size+0x350/0x350 [ 11.518554][ T265] ? rcu_read_lock_any_held+0x66/0x90 [ 11.518556][ T265] ? stack_depot_save_flags+0x38e/0x790 [ 11.518560][ T265] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.518563][ T265] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.518565][ T265] ? validate_chain+0x38b/0xc20 [ 11.518567][ T265] ? kasan_save_stack+0x3d/0x50 [ 11.518570][ T265] ? kasan_save_stack+0x2f/0x50 [ 11.518572][ T265] ? kasan_save_track+0x14/0x30 [ 11.518574][ T265] ? __lock_acquire+0x518/0xc20 [ 11.518576][ T265] ? netlink_seq_next+0x4e/0x60 [ 11.518579][ T265] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.518583][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 11.518586][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 11.518588][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.518591][ T265] ? lock_acquire+0x13c/0x160 [ 11.518592][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.518594][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.518596][ T265] ? trace_contention_end+0xb3/0x180 [ 11.518600][ T265] ? __mutex_lock+0x1db/0x1ea0 [ 11.518602][ T265] ? __mutex_lock+0x9a3/0x1ea0 [ 11.518604][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 11.518607][ T265] ? ww_mutex_lock+0x160/0x160 [ 11.518609][ T265] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.518614][ T265] ? __rtnl_newlink+0x3fa/0xa50 [ 11.518619][ T265] rtnl_newlink+0x9f1/0x11c0 [ 11.518624][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 11.518626][ T265] ? __lock_acquire+0x518/0xc20 [ 11.518631][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 11.518633][ T265] ? find_held_lock+0x2b/0x80 [ 11.518635][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 11.518637][ T265] ? __lock_release.isra.0+0x69/0x1a0 [ 11.518640][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 11.518642][ T265] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.518645][ T265] ? rtnl_link_fill+0x920/0x920 [ 11.518647][ T265] ? __lock_acquire+0x518/0xc20 [ 11.518651][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 11.518653][ T265] ? find_held_lock+0x2b/0x80 [ 11.518656][ T265] netlink_rcv_skb+0x14e/0x3a0 [ 11.518658][ T265] ? rtnl_link_fill+0x920/0x920 [ 11.518661][ T265] ? netlink_ack+0xcf0/0xcf0 [ 11.518668][ T265] ? netlink_deliver_tap+0xc5/0x330 [ 11.518669][ T265] ? netlink_deliver_tap+0x13c/0x330 [ 11.518673][ T265] netlink_unicast+0x486/0x750 [ 11.518677][ T265] ? netlink_attachskb+0x810/0x810 [ 11.518680][ T265] ? __lock_acquire+0x518/0xc20 [ 11.518684][ T265] netlink_sendmsg+0x735/0xc60 [ 11.518688][ T265] ? netlink_unicast+0x750/0x750 [ 11.518692][ T265] ? __might_fault+0x97/0x140 [ 11.518697][ T265] ____sys_sendmsg+0x415/0x880 [ 11.518699][ T265] ? copy_msghdr_from_user+0x279/0x420 [ 11.518701][ T265] ? get_timestamp.constprop.0+0x390/0x390 [ 11.518703][ T265] ? move_addr_to_kernel+0x40/0x40 [ 11.518710][ T265] ___sys_sendmsg+0x14e/0x1d0 [ 11.518713][ T265] ? copy_msghdr_from_user+0x420/0x420 [ 11.518729][ T265] __sys_sendmsg+0x12c/0x1d0 [ 11.518732][ T265] ? __sys_sendmsg_sock+0x20/0x20 [ 11.518738][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.518742][ T265] do_syscall_64+0xff/0x530 [ 11.518744][ T265] ? exc_page_fault+0xee/0x100 [ 11.518747][ T265] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.518749][ T265] RIP: 0033:0x7f19fdd9a54e [ 11.518753][ T265] 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 [ 11.518755][ T265] RSP: 002b:00007ffe3c3e46c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.518758][ T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f19fdd9a54e [ 11.518759][ T265] RDX: 0000000000000000 RSI: 00007ffe3c3e4770 RDI: 0000000000000005 [ 11.518760][ T265] RBP: 00007ffe3c3e46d0 R08: 0000000000000000 R09: 0000000000000000 [ 11.518761][ T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91596f [ 11.518762][ T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3c3e4e30 [ 11.518769][ T265] [ 11.558938][ T265] br1: port 1(vx1) entered disabled state [ 11.559333][ T265] vx1: entered allmulticast mode [ 11.561039][ T265] vx1: entered promiscuous mode [ 11.561962][ T265] br1: port 1(vx1) entered blocking state [ 11.562478][ T265] br1: port 1(vx1) entered forwarding state [ 11.585581][ T265] ip (265) used greatest stack depth: 23336 bytes left [ 11.604757][ T266] br1: port 2(veth1) entered blocking state [ 11.605766][ T266] br1: port 2(veth1) entered disabled state [ 11.606107][ T266] veth1: entered allmulticast mode [ 11.607653][ T266] veth1: entered promiscuous mode [ 11.633130][ T38] br1: port 2(veth1) entered blocking state [ 11.633645][ T38] br1: port 2(veth1) entered forwarding state [ 11.661916][ T268] br1: port 3(veth2) entered blocking state [ 11.662819][ T268] br1: port 3(veth2) entered disabled state [ 11.663140][ T268] veth2: entered allmulticast mode [ 11.664673][ T268] veth2: entered promiscuous mode [ 11.695149][ T38] br1: port 3(veth2) entered blocking state [ 11.695707][ T38] br1: port 3(veth2) entered forwarding state [ 12.887777][ T313] br2: port 1(w1) entered blocking state [ 12.887794][ T313] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.887797][ T313] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 313, name: ip [ 12.887798][ T313] preempt_count: 1, expected: 0 [ 12.887799][ T313] RCU nest depth: 0, expected: 0 [ 12.887800][ T313] locks held by ip/313: 5, last CPU#0: [ 12.887802][ T313] #0: ffffffff9b8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.887814][ T313] #1: ffffffff9b169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.887820][ T313] #2: ffffffff9b169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.887824][ T313] #3: ffffffff9b089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.887828][ T313] #4: ffffffff9b089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.887832][ T313] irq event stamp: 12494 [ 12.887832][ T313] hardirqs last enabled at (12493): [] __down_trylock_console_sem+0x86/0xa0 [ 12.887835][ T313] hardirqs last disabled at (12494): [] console_emit_next_record+0x3d4/0x4c0 [ 12.887837][ T313] softirqs last enabled at (12436): [] __alloc_skb+0x4c2/0x5f0 [ 12.887840][ T313] softirqs last disabled at (12434): [] __alloc_skb+0x4c2/0x5f0 [ 12.887842][ T313] Preemption disabled at: [ 12.887843][ T313] [] vprintk_emit+0x31b/0x3e0 [ 12.887849][ T313] CPU: 0 UID: 0 PID: 313 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.887852][ T313] Tainted: [W]=WARN [ 12.887853][ T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.887854][ T313] Call Trace: [ 12.887856][ T313] [ 12.887857][ T313] dump_stack_lvl+0x6f/0xa0 [ 12.887863][ T313] ? vprintk_emit+0x31b/0x3e0 [ 12.887865][ T313] __might_resched.cold+0x1fe/0x2c1 [ 12.887870][ T313] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.887874][ T313] ? __kmalloc_noprof+0xdb/0x760 [ 12.887879][ T313] __kmalloc_noprof+0x443/0x760 [ 12.887881][ T313] ? alloc_buf.isra.0+0x4b/0x260 [ 12.887887][ T313] ? do_raw_spin_unlock+0x59/0x250 [ 12.887889][ T313] alloc_buf.isra.0+0x4b/0x260 [ 12.887893][ T313] put_chars+0x1e1/0x2f0 [ 12.887895][ T313] ? prb_final_commit+0x50/0x50 [ 12.887897][ T313] ? __send_to_port+0x420/0x420 [ 12.887900][ T313] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.887904][ T313] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.887906][ T313] ? validate_chain+0x38b/0xc20 [ 12.887910][ T313] hvc_console_print+0x292/0x780 [ 12.887913][ T313] ? mark_usage+0x61/0x170 [ 12.887914][ T313] ? __lock_acquire+0x518/0xc20 [ 12.887916][ T313] ? __lock_acquire+0x518/0xc20 [ 12.887920][ T313] ? hvc_write+0x3a0/0x3a0 [ 12.887922][ T313] ? console_emit_next_record+0x1df/0x4c0 [ 12.887925][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.887927][ T313] ? lock_acquire+0x13c/0x160 [ 12.887931][ T313] console_emit_next_record+0x22f/0x4c0 [ 12.887935][ T313] ? devkmsg_read+0x4b0/0x4b0 [ 12.887937][ T313] ? console_flush_one_record+0x106/0x710 [ 12.887940][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.887942][ T313] ? lock_acquire+0x13c/0x160 [ 12.887946][ T313] console_flush_one_record+0x46f/0x710 [ 12.887950][ T313] ? console_emit_next_record+0x4c0/0x4c0 [ 12.887952][ T313] ? __lock_acquire+0x518/0xc20 [ 12.887957][ T313] console_unlock+0xee/0x1f0 [ 12.887960][ T313] ? console_flush_one_record+0x710/0x710 [ 12.887962][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.887964][ T313] ? lock_acquire+0x60/0x160 [ 12.887968][ T313] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.887969][ T313] ? vprintk_emit+0x320/0x3e0 [ 12.887973][ T313] vprintk_emit+0x37c/0x3e0 [ 12.887977][ T313] ? wake_up_klogd_work_func+0x90/0x90 [ 12.887979][ T313] ? __lock_release.isra.0+0x69/0x1a0 [ 12.887982][ T313] ? mark_held_locks+0x40/0x70 [ 12.887985][ T313] _printk+0xc7/0x100 [ 12.887989][ T313] ? snapshot_read.cold+0x21/0x21 [ 12.887993][ T313] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.888006][ T313] ? do_setlink.isra.0+0xa31/0x2750 [ 12.888007][ T313] ? rtnl_newlink+0x9f1/0x11c0 [ 12.888008][ T313] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.888013][ T313] br_set_state+0x22f/0x430 [bridge] [ 12.888029][ T313] br_init_port+0xc4/0x200 [bridge] [ 12.888038][ T313] new_nbp+0x39c/0x580 [bridge] [ 12.888047][ T313] br_add_if+0x212/0x1320 [bridge] [ 12.888054][ T313] ? is_bpf_text_address+0x72/0x110 [ 12.888058][ T313] ? kernel_text_address+0x149/0x170 [ 12.888061][ T313] ? __kernel_text_address+0x12/0x30 [ 12.888067][ T313] do_set_master+0x357/0x580 [ 12.888072][ T313] do_setlink.isra.0+0xa31/0x2750 [ 12.888075][ T313] ? stack_trace_save+0x93/0xc0 [ 12.888078][ T313] ? rtnl_link_get_size+0x350/0x350 [ 12.888079][ T313] ? rcu_read_lock_any_held+0x66/0x90 [ 12.888081][ T313] ? stack_depot_save_flags+0x38e/0x790 [ 12.888085][ T313] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.888087][ T313] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.888089][ T313] ? validate_chain+0x38b/0xc20 [ 12.888091][ T313] ? kasan_save_stack+0x3d/0x50 [ 12.888095][ T313] ? kasan_save_stack+0x2f/0x50 [ 12.888096][ T313] ? kasan_save_track+0x14/0x30 [ 12.888099][ T313] ? __lock_acquire+0x518/0xc20 [ 12.888101][ T313] ? netlink_seq_next+0x4e/0x60 [ 12.888104][ T313] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.888108][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 12.888110][ T313] ? rtnl_newlink+0x9a8/0x11c0 [ 12.888112][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.888114][ T313] ? lock_acquire+0x13c/0x160 [ 12.888116][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.888118][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.888120][ T313] ? trace_contention_end+0xb3/0x180 [ 12.888124][ T313] ? __mutex_lock+0x1db/0x1ea0 [ 12.888127][ T313] ? __mutex_lock+0x9a3/0x1ea0 [ 12.888129][ T313] ? rtnl_newlink+0x9a8/0x11c0 [ 12.888132][ T313] ? ww_mutex_lock+0x160/0x160 [ 12.888134][ T313] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.888139][ T313] ? __rtnl_newlink+0x3fa/0xa50 [ 12.888144][ T313] rtnl_newlink+0x9f1/0x11c0 [ 12.888149][ T313] ? rtnl_bridge_getlink+0x850/0x850 [ 12.888151][ T313] ? __lock_acquire+0x518/0xc20 [ 12.888155][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 12.888157][ T313] ? find_held_lock+0x2b/0x80 [ 12.888159][ T313] ? rtnl_bridge_getlink+0x850/0x850 [ 12.888161][ T313] ? __lock_release.isra.0+0x69/0x1a0 [ 12.888164][ T313] ? rtnl_bridge_getlink+0x850/0x850 [ 12.888166][ T313] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.888169][ T313] ? rtnl_link_fill+0x920/0x920 [ 12.888171][ T313] ? __lock_acquire+0x518/0xc20 [ 12.888175][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 12.888177][ T313] ? find_held_lock+0x2b/0x80 [ 12.888180][ T313] netlink_rcv_skb+0x14e/0x3a0 [ 12.888182][ T313] ? rtnl_link_fill+0x920/0x920 [ 12.888184][ T313] ? netlink_ack+0xcf0/0xcf0 [ 12.888190][ T313] ? netlink_deliver_tap+0xc5/0x330 [ 12.888192][ T313] ? netlink_deliver_tap+0x13c/0x330 [ 12.888196][ T313] netlink_unicast+0x486/0x750 [ 12.888200][ T313] ? netlink_attachskb+0x810/0x810 [ 12.888202][ T313] ? __lock_acquire+0x518/0xc20 [ 12.888206][ T313] netlink_sendmsg+0x735/0xc60 [ 12.888210][ T313] ? netlink_unicast+0x750/0x750 [ 12.888214][ T313] ? __might_fault+0x97/0x140 [ 12.888219][ T313] ____sys_sendmsg+0x415/0x880 [ 12.888221][ T313] ? copy_msghdr_from_user+0x279/0x420 [ 12.888224][ T313] ? get_timestamp.constprop.0+0x390/0x390 [ 12.888225][ T313] ? move_addr_to_kernel+0x40/0x40 [ 12.888232][ T313] ___sys_sendmsg+0x14e/0x1d0 [ 12.888235][ T313] ? copy_msghdr_from_user+0x420/0x420 [ 12.888250][ T313] __sys_sendmsg+0x12c/0x1d0 [ 12.888253][ T313] ? __sys_sendmsg_sock+0x20/0x20 [ 12.888259][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.888262][ T313] do_syscall_64+0xff/0x530 [ 12.888265][ T313] ? exc_page_fault+0xee/0x100 [ 12.888268][ T313] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.888270][ T313] RIP: 0033:0x7f2d8f81c54e [ 12.888273][ T313] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 12.888275][ T313] RSP: 002b:00007ffc4f64fa90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.888278][ T313] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2d8f81c54e [ 12.888279][ T313] RDX: 0000000000000000 RSI: 00007ffc4f64fb40 RDI: 0000000000000005 [ 12.888280][ T313] RBP: 00007ffc4f64faa0 R08: 0000000000000000 R09: 0000000000000000 [ 12.888281][ T313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915970 [ 12.888282][ T313] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4f650200 [ 12.888288][ T313] [ 12.940319][ T313] br2: port 1(w1) entered disabled state [ 12.940720][ T313] w1: entered allmulticast mode [ 12.942470][ T313] w1: entered promiscuous mode [ 12.972723][ T314] br2: port 1(w1) entered blocking state [ 12.973010][ T314] br2: port 1(w1) entered forwarding state [ 13.125880][ T319] br2: port 2(vx2) entered blocking state [ 13.126179][ T319] br2: port 2(vx2) entered disabled state [ 13.126461][ T319] vx2: entered allmulticast mode [ 13.128055][ T319] vx2: entered promiscuous mode [ 13.128736][ T319] br2: port 2(vx2) entered blocking state [ 13.128991][ T319] br2: port 2(vx2) entered forwarding state [ 13.947398][ T350] br2: port 1(w1) entered blocking state [ 13.947418][ T350] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.947421][ T350] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 350, name: ip [ 13.947423][ T350] preempt_count: 1, expected: 0 [ 13.947424][ T350] RCU nest depth: 0, expected: 0 [ 13.947425][ T350] locks held by ip/350: 5, last CPU#3: [ 13.947427][ T350] #0: ffffffff9b8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.947439][ T350] #1: ffffffff9b169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.947445][ T350] #2: ffffffff9b169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.947449][ T350] #3: ffffffff9b089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.947453][ T350] #4: ffffffff9b089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.947457][ T350] irq event stamp: 21716 [ 13.947458][ T350] hardirqs last enabled at (21715): [] __down_trylock_console_sem+0x86/0xa0 [ 13.947460][ T350] hardirqs last disabled at (21716): [] console_emit_next_record+0x3d4/0x4c0 [ 13.947462][ T350] softirqs last enabled at (21658): [] __alloc_skb+0x4c2/0x5f0 [ 13.947465][ T350] softirqs last disabled at (21656): [] __alloc_skb+0x4c2/0x5f0 [ 13.947468][ T350] Preemption disabled at: [ 13.947468][ T350] [] vprintk_emit+0x31b/0x3e0 [ 13.947475][ T350] CPU: 3 UID: 0 PID: 350 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.947478][ T350] Tainted: [W]=WARN [ 13.947479][ T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.947481][ T350] Call Trace: [ 13.947482][ T350] [ 13.947484][ T350] dump_stack_lvl+0x6f/0xa0 [ 13.947489][ T350] ? vprintk_emit+0x31b/0x3e0 [ 13.947492][ T350] __might_resched.cold+0x1fe/0x2c1 [ 13.947496][ T350] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.947500][ T350] ? __kmalloc_noprof+0xdb/0x760 [ 13.947506][ T350] __kmalloc_noprof+0x443/0x760 [ 13.947508][ T350] ? alloc_buf.isra.0+0x4b/0x260 [ 13.947513][ T350] ? do_raw_spin_unlock+0x59/0x250 [ 13.947516][ T350] alloc_buf.isra.0+0x4b/0x260 [ 13.947519][ T350] put_chars+0x1e1/0x2f0 [ 13.947521][ T350] ? prb_final_commit+0x50/0x50 [ 13.947523][ T350] ? __send_to_port+0x420/0x420 [ 13.947526][ T350] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.947531][ T350] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.947534][ T350] ? validate_chain+0x38b/0xc20 [ 13.947537][ T350] hvc_console_print+0x292/0x780 [ 13.947540][ T350] ? mark_usage+0x61/0x170 [ 13.947542][ T350] ? __lock_acquire+0x518/0xc20 [ 13.947544][ T350] ? __lock_acquire+0x518/0xc20 [ 13.947547][ T350] ? hvc_write+0x3a0/0x3a0 [ 13.947549][ T350] ? console_emit_next_record+0x1df/0x4c0 [ 13.947553][ T350] ? rcu_is_watching+0x16/0xd0 [ 13.947555][ T350] ? lock_acquire+0x13c/0x160 [ 13.947559][ T350] console_emit_next_record+0x22f/0x4c0 [ 13.947563][ T350] ? devkmsg_read+0x4b0/0x4b0 [ 13.947565][ T350] ? console_flush_one_record+0x106/0x710 [ 13.947568][ T350] ? rcu_is_watching+0x16/0xd0 [ 13.947570][ T350] ? lock_acquire+0x13c/0x160 [ 13.947574][ T350] console_flush_one_record+0x46f/0x710 [ 13.947578][ T350] ? console_emit_next_record+0x4c0/0x4c0 [ 13.947580][ T350] ? __lock_acquire+0x518/0xc20 [ 13.947585][ T350] console_unlock+0xee/0x1f0 [ 13.947588][ T350] ? console_flush_one_record+0x710/0x710 [ 13.947590][ T350] ? rcu_is_watching+0x16/0xd0 [ 13.947592][ T350] ? lock_acquire+0x60/0x160 [ 13.947596][ T350] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.947597][ T350] ? vprintk_emit+0x320/0x3e0 [ 13.947601][ T350] vprintk_emit+0x37c/0x3e0 [ 13.947605][ T350] ? wake_up_klogd_work_func+0x90/0x90 [ 13.947607][ T350] ? __lock_release.isra.0+0x69/0x1a0 [ 13.947610][ T350] ? mark_held_locks+0x40/0x70 [ 13.947614][ T350] _printk+0xc7/0x100 [ 13.947617][ T350] ? snapshot_read.cold+0x21/0x21 [ 13.947621][ T350] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 13.947634][ T350] ? do_setlink.isra.0+0xa31/0x2750 [ 13.947635][ T350] ? rtnl_newlink+0x9f1/0x11c0 [ 13.947637][ T350] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.947641][ T350] br_set_state+0x22f/0x430 [bridge] [ 13.947651][ T350] br_init_port+0xc4/0x200 [bridge] [ 13.947659][ T350] new_nbp+0x39c/0x580 [bridge] [ 13.947669][ T350] br_add_if+0x212/0x1320 [bridge] [ 13.947676][ T350] ? is_bpf_text_address+0x72/0x110 [ 13.947680][ T350] ? kernel_text_address+0x149/0x170 [ 13.947683][ T350] ? __kernel_text_address+0x12/0x30 [ 13.947687][ T350] do_set_master+0x357/0x580 [ 13.947691][ T350] do_setlink.isra.0+0xa31/0x2750 [ 13.947694][ T350] ? stack_trace_save+0x93/0xc0 [ 13.947697][ T350] ? rtnl_link_get_size+0x350/0x350 [ 13.947699][ T350] ? rcu_read_lock_any_held+0x66/0x90 [ 13.947701][ T350] ? stack_depot_save_flags+0x38e/0x790 [ 13.947704][ T350] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.947706][ T350] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.947708][ T350] ? validate_chain+0x38b/0xc20 [ 13.947711][ T350] ? kasan_save_stack+0x3d/0x50 [ 13.947714][ T350] ? kasan_save_stack+0x2f/0x50 [ 13.947716][ T350] ? kasan_save_track+0x14/0x30 [ 13.947718][ T350] ? __lock_acquire+0x518/0xc20 [ 13.947720][ T350] ? netlink_seq_next+0x4e/0x60 [ 13.947723][ T350] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.947728][ T350] ? lock_acquire.part.0+0xd4/0x280 [ 13.947730][ T350] ? rtnl_newlink+0x9a8/0x11c0 [ 13.947732][ T350] ? rcu_is_watching+0x16/0xd0 [ 13.947734][ T350] ? lock_acquire+0x13c/0x160 [ 13.947736][ T350] ? rcu_is_watching+0x16/0xd0 [ 13.947738][ T350] ? rcu_is_watching+0x16/0xd0 [ 13.947740][ T350] ? trace_contention_end+0xb3/0x180 [ 13.947744][ T350] ? __mutex_lock+0x1db/0x1ea0 [ 13.947747][ T350] ? __mutex_lock+0x9a3/0x1ea0 [ 13.947749][ T350] ? rtnl_newlink+0x9a8/0x11c0 [ 13.947752][ T350] ? ww_mutex_lock+0x160/0x160 [ 13.947754][ T350] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.947759][ T350] ? __rtnl_newlink+0x3fa/0xa50 [ 13.947764][ T350] rtnl_newlink+0x9f1/0x11c0 [ 13.947769][ T350] ? rtnl_bridge_getlink+0x850/0x850 [ 13.947771][ T350] ? __lock_acquire+0x518/0xc20 [ 13.947775][ T350] ? lock_acquire.part.0+0xd4/0x280 [ 13.947777][ T350] ? find_held_lock+0x2b/0x80 [ 13.947779][ T350] ? rtnl_bridge_getlink+0x850/0x850 [ 13.947781][ T350] ? __lock_release.isra.0+0x69/0x1a0 [ 13.947784][ T350] ? rtnl_bridge_getlink+0x850/0x850 [ 13.947786][ T350] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.947789][ T350] ? rtnl_link_fill+0x920/0x920 [ 13.947791][ T350] ? __lock_acquire+0x518/0xc20 [ 13.947795][ T350] ? lock_acquire.part.0+0xd4/0x280 [ 13.947797][ T350] ? find_held_lock+0x2b/0x80 [ 13.947800][ T350] netlink_rcv_skb+0x14e/0x3a0 [ 13.947802][ T350] ? rtnl_link_fill+0x920/0x920 [ 13.947805][ T350] ? netlink_ack+0xcf0/0xcf0 [ 13.947811][ T350] ? netlink_deliver_tap+0xc5/0x330 [ 13.947812][ T350] ? netlink_deliver_tap+0x13c/0x330 [ 13.947816][ T350] netlink_unicast+0x486/0x750 [ 13.947820][ T350] ? netlink_attachskb+0x810/0x810 [ 13.947823][ T350] ? __lock_acquire+0x518/0xc20 [ 13.947827][ T350] netlink_sendmsg+0x735/0xc60 [ 13.947830][ T350] ? netlink_unicast+0x750/0x750 [ 13.947834][ T350] ? __might_fault+0x97/0x140 [ 13.947839][ T350] ____sys_sendmsg+0x415/0x880 [ 13.947841][ T350] ? copy_msghdr_from_user+0x279/0x420 [ 13.947844][ T350] ? get_timestamp.constprop.0+0x390/0x390 [ 13.947845][ T350] ? move_addr_to_kernel+0x40/0x40 [ 13.947852][ T350] ___sys_sendmsg+0x14e/0x1d0 [ 13.947855][ T350] ? copy_msghdr_from_user+0x420/0x420 [ 13.947870][ T350] __sys_sendmsg+0x12c/0x1d0 [ 13.947873][ T350] ? __sys_sendmsg_sock+0x20/0x20 [ 13.947879][ T350] ? rcu_is_watching+0x16/0xd0 [ 13.947883][ T350] do_syscall_64+0xff/0x530 [ 13.947885][ T350] ? exc_page_fault+0xee/0x100 [ 13.947888][ T350] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.947891][ T350] RIP: 0033:0x7f1e2177a54e [ 13.947894][ T350] 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 [ 13.947896][ T350] RSP: 002b:00007fff01671020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.947899][ T350] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1e2177a54e [ 13.947900][ T350] RDX: 0000000000000000 RSI: 00007fff016710d0 RDI: 0000000000000005 [ 13.947901][ T350] RBP: 00007fff01671030 R08: 0000000000000000 R09: 0000000000000000 [ 13.947902][ T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915971 [ 13.947903][ T350] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff01671790 [ 13.947910][ T350] [ 13.986673][ T350] br2: port 1(w1) entered disabled state [ 13.987016][ T350] w1: entered allmulticast mode [ 13.988668][ T350] w1: entered promiscuous mode [ 14.023080][ T351] br2: port 1(w1) entered blocking state [ 14.023383][ T351] br2: port 1(w1) entered forwarding state [ 14.174675][ T356] br2: port 2(vx2) entered blocking state [ 14.174993][ T356] br2: port 2(vx2) entered disabled state [ 14.175664][ T356] vx2: entered allmulticast mode [ 14.177286][ T356] vx2: entered promiscuous mode [ 14.178075][ T356] br2: port 2(vx2) entered blocking state [ 14.178357][ T356] br2: port 2(vx2) entered forwarding state [ 23.627333][ T70] vx2: left allmulticast mode [ 23.627400][ T70] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 23.627402][ T70] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 23.627405][ T70] preempt_count: 1, expected: 0 [ 23.627406][ T70] RCU nest depth: 0, expected: 0 [ 23.627407][ T70] locks held by kworker/u16:1/70: 8, last CPU#0: [ 23.627410][ T70] #0: ff110000019f9d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 23.627425][ T70] #1: ffa00000004b7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 23.627430][ T70] #2: ffffffff9b8b6f68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x890 [ 23.627438][ T70] #3: ffffffff9b8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 23.627443][ T70] #4: ffffffff9b169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 23.627449][ T70] #5: ffffffff9b169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 23.627455][ T70] #6: ffffffff9b089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 23.627460][ T70] #7: ffffffff9b089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 23.627466][ T70] irq event stamp: 30816 [ 23.627467][ T70] hardirqs last enabled at (30815): [] __down_trylock_console_sem+0x86/0xa0 [ 23.627471][ T70] hardirqs last disabled at (30816): [] console_emit_next_record+0x3d4/0x4c0 [ 23.627473][ T70] softirqs last enabled at (30800): [] vxlan_flush+0x6d7/0xdc0 [vxlan] [ 23.627483][ T70] softirqs last disabled at (30698): [] vxlan_flush+0x37e/0xdc0 [vxlan] [ 23.627489][ T70] Preemption disabled at: [ 23.627490][ T70] [] vprintk_emit+0x31b/0x3e0 [ 23.627497][ T70] CPU: 0 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 23.627502][ T70] Tainted: [W]=WARN [ 23.627503][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.627505][ T70] Workqueue: netns cleanup_net [ 23.627509][ T70] Call Trace: [ 23.627512][ T70] [ 23.627514][ T70] dump_stack_lvl+0x6f/0xa0 [ 23.627521][ T70] ? vprintk_emit+0x31b/0x3e0 [ 23.627525][ T70] __might_resched.cold+0x1fe/0x2c1 [ 23.627531][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 23.627537][ T70] ? __kmalloc_noprof+0xdb/0x760 [ 23.627544][ T70] __kmalloc_noprof+0x443/0x760 [ 23.627548][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 23.627556][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 23.627560][ T70] alloc_buf.isra.0+0x4b/0x260 [ 23.627565][ T70] put_chars+0x1e1/0x2f0 [ 23.627569][ T70] ? __send_to_port+0x420/0x420 [ 23.627575][ T70] ? validate_chain+0x34a/0xc20 [ 23.627583][ T70] hvc_console_print+0x292/0x780 [ 23.627586][ T70] ? __lock_acquire+0x518/0xc20 [ 23.627589][ T70] ? __lock_acquire+0x518/0xc20 [ 23.627597][ T70] ? hvc_write+0x3a0/0x3a0 [ 23.627599][ T70] ? console_emit_next_record+0x1df/0x4c0 [ 23.627604][ T70] ? rcu_is_watching+0x16/0xd0 [ 23.627609][ T70] ? lock_acquire+0x13c/0x160 [ 23.627616][ T70] console_emit_next_record+0x22f/0x4c0 [ 23.627622][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 23.627625][ T70] ? console_flush_one_record+0x106/0x710 [ 23.627630][ T70] ? rcu_is_watching+0x16/0xd0 [ 23.627633][ T70] ? lock_acquire+0x13c/0x160 [ 23.627640][ T70] console_flush_one_record+0x46f/0x710 [ 23.627646][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 23.627649][ T70] ? __lock_acquire+0x518/0xc20 [ 23.627658][ T70] console_unlock+0xee/0x1f0 [ 23.627663][ T70] ? console_flush_one_record+0x710/0x710 [ 23.627665][ T70] ? rcu_is_watching+0x16/0xd0 [ 23.627669][ T70] ? lock_acquire+0x60/0x160 [ 23.627675][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 23.627678][ T70] ? vprintk_emit+0x320/0x3e0 [ 23.627683][ T70] vprintk_emit+0x37c/0x3e0 [ 23.627689][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 23.627692][ T70] ? process_one_work+0xe3e/0x1560 [ 23.627695][ T70] ? kthread+0x367/0x460 [ 23.627698][ T70] ? ret_from_fork+0x474/0x6b0 [ 23.627702][ T70] ? ret_from_fork_asm+0x11/0x20 [ 23.627710][ T70] _printk+0xc7/0x100 [ 23.627714][ T70] ? snapshot_read.cold+0x21/0x21 [ 23.627722][ T70] ? netdev_name+0x43/0x60 [ 23.627727][ T70] ? __netdev_printk+0x17f/0x1d0 [ 23.627733][ T70] netdev_info+0xe2/0x116 [ 23.627737][ T70] ? netdev_notice+0x120/0x120 [ 23.627744][ T70] ? rcu_is_watching+0x16/0xd0 [ 23.627748][ T70] ? __up_read+0x355/0x9e0 [ 23.627752][ T70] ? down_write_nested+0x200/0x200 [ 23.627754][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 23.627758][ T70] ? mutex_is_locked+0x1c/0x50 [ 23.627763][ T70] netif_set_allmulti.cold+0x7c/0x166 [ 23.627770][ T70] dev_set_allmulti+0xa2/0x150 [ 23.627776][ T70] del_nbp+0xb7/0xc10 [bridge] [ 23.627798][ T70] br_dev_delete+0x9d/0x1e0 [bridge] [ 23.627812][ T70] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 23.627826][ T70] ops_undo_list+0x5be/0x8f0 [ 23.627832][ T70] ? lockdep_hardirqs_on+0x91/0x130 [ 23.627838][ T70] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 23.627840][ T70] ? __lock_release.isra.0+0x69/0x1a0 [ 23.627845][ T70] ? idr_destroy+0x121/0x250 [ 23.627853][ T70] cleanup_net+0x431/0x890 [ 23.627858][ T70] ? net_passive_dec+0x230/0x230 [ 23.627864][ T70] ? lock_acquire+0x13c/0x160 [ 23.627867][ T70] ? rcu_is_watching+0x16/0xd0 [ 23.627874][ T70] process_one_work+0xe3e/0x1560 [ 23.627886][ T70] ? __queue_delayed_work+0x470/0x470 [ 23.627890][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 23.627904][ T70] worker_thread+0x4f1/0xd60 [ 23.627911][ T70] ? rescuer_thread+0x1340/0x1340 [ 23.627914][ T70] ? __kthread_parkme+0xbd/0x210 [ 23.627918][ T70] ? rescuer_thread+0x1340/0x1340 [ 23.627922][ T70] ? rescuer_thread+0x1340/0x1340 [ 23.627925][ T70] kthread+0x367/0x460 [ 23.627927][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 23.627931][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.627936][ T70] ret_from_fork+0x474/0x6b0 [ 23.627940][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 23.627946][ T70] ? __switch_to+0x5a3/0xe00 [ 23.627950][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.627955][ T70] ret_from_fork_asm+0x11/0x20 [ 23.627969][ T70] [ 23.660871][ T70] vx2: left promiscuous mode [ 23.661809][ T70] br2: port 2(vx2) entered disabled state [ 23.674594][ T70] w1: left allmulticast mode [ 23.674857][ T70] w1: left promiscuous mode [ 23.675204][ T70] br2: port 1(w1) entered disabled state [ 23.765657][ T70] vx2: left allmulticast mode [ 23.765925][ T70] vx2: left promiscuous mode [ 23.766267][ T70] br2: port 2(vx2) entered disabled state [ 23.775876][ T70] w1: left allmulticast mode [ 23.781871][ T70] w1: left promiscuous mode [ 23.782322][ T70] br2: port 1(w1) entered disabled state [ 24.495790][ T483] vx1: left allmulticast mode [ 24.496077][ T483] vx1: left promiscuous mode [ 24.496400][ T483] br1: port 1(vx1) entered disabled state [ 24.602299][ T486] br1: port 3(veth2) entered disabled state [ 24.637424][ T487] veth2: left allmulticast mode [ 24.637443][ T487] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.637446][ T487] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 487, name: ip [ 24.637447][ T487] preempt_count: 1, expected: 0 [ 24.637448][ T487] RCU nest depth: 0, expected: 0 [ 24.637449][ T487] locks held by ip/487: 5, last CPU#3: [ 24.637452][ T487] #0: ffffffff9b8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 24.637463][ T487] #1: ffffffff9b169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.637469][ T487] #2: ffffffff9b169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.637472][ T487] #3: ffffffff9b089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.637476][ T487] #4: ffffffff9b089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.637480][ T487] irq event stamp: 23992 [ 24.637480][ T487] hardirqs last enabled at (23991): [] __down_trylock_console_sem+0x86/0xa0 [ 24.637483][ T487] hardirqs last disabled at (23992): [] console_emit_next_record+0x3d4/0x4c0 [ 24.637485][ T487] softirqs last enabled at (23962): [] __alloc_skb+0x4c2/0x5f0 [ 24.637488][ T487] softirqs last disabled at (23960): [] __alloc_skb+0x4c2/0x5f0 [ 24.637490][ T487] Preemption disabled at: [ 24.637491][ T487] [] vprintk_emit+0x31b/0x3e0 [ 24.637497][ T487] CPU: 3 UID: 0 PID: 487 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.637500][ T487] Tainted: [W]=WARN [ 24.637501][ T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.637503][ T487] Call Trace: [ 24.637504][ T487] [ 24.637506][ T487] dump_stack_lvl+0x6f/0xa0 [ 24.637511][ T487] ? vprintk_emit+0x31b/0x3e0 [ 24.637513][ T487] __might_resched.cold+0x1fe/0x2c1 [ 24.637518][ T487] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.637522][ T487] ? __kmalloc_noprof+0xdb/0x760 [ 24.637527][ T487] __kmalloc_noprof+0x443/0x760 [ 24.637529][ T487] ? alloc_buf.isra.0+0x4b/0x260 [ 24.637535][ T487] ? do_raw_spin_unlock+0x59/0x250 [ 24.637537][ T487] alloc_buf.isra.0+0x4b/0x260 [ 24.637541][ T487] put_chars+0x1e1/0x2f0 [ 24.637543][ T487] ? __send_to_port+0x420/0x420 [ 24.637545][ T487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.637549][ T487] ? validate_chain+0x38b/0xc20 [ 24.637554][ T487] hvc_console_print+0x292/0x780 [ 24.637561][ T487] ? hvc_write+0x3a0/0x3a0 [ 24.637563][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637565][ T487] ? lock_acquire+0x13c/0x160 [ 24.637569][ T487] console_emit_next_record+0x22f/0x4c0 [ 24.637573][ T487] ? devkmsg_read+0x4b0/0x4b0 [ 24.637575][ T487] ? console_flush_one_record+0x106/0x710 [ 24.637578][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637580][ T487] ? lock_acquire+0x13c/0x160 [ 24.637584][ T487] console_flush_one_record+0x46f/0x710 [ 24.637588][ T487] ? console_emit_next_record+0x4c0/0x4c0 [ 24.637590][ T487] ? __lock_acquire+0x518/0xc20 [ 24.637595][ T487] console_unlock+0xee/0x1f0 [ 24.637598][ T487] ? console_flush_one_record+0x710/0x710 [ 24.637600][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637602][ T487] ? lock_acquire+0x60/0x160 [ 24.637606][ T487] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.637608][ T487] ? vprintk_emit+0x320/0x3e0 [ 24.637611][ T487] vprintk_emit+0x37c/0x3e0 [ 24.637615][ T487] ? wake_up_klogd_work_func+0x90/0x90 [ 24.637617][ T487] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.637618][ T487] ? netlink_unicast+0x486/0x750 [ 24.637621][ T487] ? netlink_sendmsg+0x735/0xc60 [ 24.637623][ T487] ? ____sys_sendmsg+0x415/0x880 [ 24.637625][ T487] ? ___sys_sendmsg+0x14e/0x1d0 [ 24.637627][ T487] ? __sys_sendmsg+0x12c/0x1d0 [ 24.637629][ T487] ? do_syscall_64+0xff/0x530 [ 24.637633][ T487] _printk+0xc7/0x100 [ 24.637637][ T487] ? snapshot_read.cold+0x21/0x21 [ 24.637642][ T487] ? netdev_name+0x43/0x60 [ 24.637645][ T487] ? __netdev_printk+0x17f/0x1d0 [ 24.637649][ T487] netdev_info+0xe2/0x116 [ 24.637651][ T487] ? netdev_notice+0x120/0x120 [ 24.637655][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637657][ T487] ? __up_read+0x355/0x9e0 [ 24.637660][ T487] ? down_write_nested+0x200/0x200 [ 24.637662][ T487] ? __lock_release.isra.0+0x69/0x1a0 [ 24.637664][ T487] ? mutex_is_locked+0x1c/0x50 [ 24.637667][ T487] netif_set_allmulti.cold+0x7c/0x166 [ 24.637672][ T487] dev_set_allmulti+0xa2/0x150 [ 24.637676][ T487] del_nbp+0xb7/0xc10 [bridge] [ 24.637689][ T487] ? is_bpf_text_address+0x72/0x110 [ 24.637695][ T487] br_del_if+0xab/0x200 [bridge] [ 24.637702][ T487] ? rtnl_is_locked+0x15/0x20 [ 24.637705][ T487] do_set_master+0x15c/0x580 [ 24.637709][ T487] do_setlink.isra.0+0xa31/0x2750 [ 24.637713][ T487] ? stack_trace_save+0x93/0xc0 [ 24.637716][ T487] ? rtnl_link_get_size+0x350/0x350 [ 24.637717][ T487] ? rcu_read_lock_any_held+0x66/0x90 [ 24.637720][ T487] ? stack_depot_save_flags+0x38e/0x790 [ 24.637723][ T487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.637726][ T487] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.637728][ T487] ? validate_chain+0x38b/0xc20 [ 24.637730][ T487] ? kasan_save_stack+0x3d/0x50 [ 24.637733][ T487] ? kasan_save_stack+0x2f/0x50 [ 24.637735][ T487] ? kasan_save_track+0x14/0x30 [ 24.637737][ T487] ? __lock_acquire+0x518/0xc20 [ 24.637739][ T487] ? netlink_seq_next+0x4e/0x60 [ 24.637741][ T487] ? ___sys_sendmsg+0xb0/0x1d0 [ 24.637744][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 24.637746][ T487] ? rtnl_newlink+0x9a8/0x11c0 [ 24.637749][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637751][ T487] ? lock_acquire+0x13c/0x160 [ 24.637753][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637754][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637757][ T487] ? trace_contention_end+0xb3/0x180 [ 24.637760][ T487] ? __mutex_lock+0x1db/0x1ea0 [ 24.637762][ T487] ? __mutex_lock+0x9a3/0x1ea0 [ 24.637764][ T487] ? rtnl_newlink+0x9a8/0x11c0 [ 24.637767][ T487] ? ww_mutex_lock+0x160/0x160 [ 24.637769][ T487] ? nla_get_range_signed+0x3d0/0x3d0 [ 24.637774][ T487] ? __rtnl_newlink+0x3fa/0xa50 [ 24.637779][ T487] rtnl_newlink+0x9f1/0x11c0 [ 24.637784][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 24.637786][ T487] ? __lock_acquire+0x518/0xc20 [ 24.637790][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 24.637792][ T487] ? find_held_lock+0x2b/0x80 [ 24.637794][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 24.637796][ T487] ? __lock_release.isra.0+0x69/0x1a0 [ 24.637799][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 24.637801][ T487] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.637804][ T487] ? rtnl_link_fill+0x920/0x920 [ 24.637806][ T487] ? __lock_acquire+0x518/0xc20 [ 24.637810][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 24.637812][ T487] ? find_held_lock+0x2b/0x80 [ 24.637815][ T487] netlink_rcv_skb+0x14e/0x3a0 [ 24.637817][ T487] ? rtnl_link_fill+0x920/0x920 [ 24.637820][ T487] ? netlink_ack+0xcf0/0xcf0 [ 24.637826][ T487] ? netlink_deliver_tap+0xc5/0x330 [ 24.637827][ T487] ? netlink_deliver_tap+0x13c/0x330 [ 24.637831][ T487] netlink_unicast+0x486/0x750 [ 24.637835][ T487] ? netlink_attachskb+0x810/0x810 [ 24.637838][ T487] ? __lock_acquire+0x518/0xc20 [ 24.637842][ T487] netlink_sendmsg+0x735/0xc60 [ 24.637845][ T487] ? netlink_unicast+0x750/0x750 [ 24.637849][ T487] ? __might_fault+0x97/0x140 [ 24.637854][ T487] ____sys_sendmsg+0x415/0x880 [ 24.637857][ T487] ? copy_msghdr_from_user+0x279/0x420 [ 24.637859][ T487] ? get_timestamp.constprop.0+0x390/0x390 [ 24.637860][ T487] ? move_addr_to_kernel+0x40/0x40 [ 24.637868][ T487] ___sys_sendmsg+0x14e/0x1d0 [ 24.637870][ T487] ? copy_msghdr_from_user+0x420/0x420 [ 24.637886][ T487] __sys_sendmsg+0x12c/0x1d0 [ 24.637889][ T487] ? __sys_sendmsg_sock+0x20/0x20 [ 24.637895][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.637898][ T487] do_syscall_64+0xff/0x530 [ 24.637900][ T487] ? exc_page_fault+0xee/0x100 [ 24.637903][ T487] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.637905][ T487] RIP: 0033:0x7f74bb7cf54e [ 24.637909][ T487] 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 [ 24.637911][ T487] RSP: 002b:00007fff9ab38c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.637913][ T487] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f74bb7cf54e [ 24.637915][ T487] RDX: 0000000000000000 RSI: 00007fff9ab38ce0 RDI: 0000000000000005 [ 24.637916][ T487] RBP: 00007fff9ab38c40 R08: 0000000000000000 R09: 0000000000000000 [ 24.637917][ T487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91597c [ 24.637917][ T487] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9ab393a0 [ 24.637924][ T487] [ 24.674538][ T487] veth2: left promiscuous mode [ 24.674868][ T487] br1: port 3(veth2) entered disabled state [ 24.698694][ T487] ip (487) used greatest stack depth: 23208 bytes left [ 24.719156][ T488] br1: port 2(veth1) entered disabled state [ 24.744744][ T489] veth1: left allmulticast mode [ 24.744992][ T489] veth1: left promiscuous mode [ 24.745329][ T489] br1: port 2(veth1) entered disabled state