[ 11.555769][ T236] br1: port 1(veth1) entered blocking state [ 11.555923][ T236] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.555926][ T236] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 236, name: ip [ 11.555927][ T236] preempt_count: 1, expected: 0 [ 11.555928][ T236] RCU nest depth: 0, expected: 0 [ 11.555929][ T236] locks held by ip/236: 5, last CPU#0: [ 11.555932][ T236] #0: ffffffffbc8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.555944][ T236] #1: ffffffffbc169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.555950][ T236] #2: ffffffffbc169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.555954][ T236] #3: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.555958][ T236] #4: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.555962][ T236] irq event stamp: 22172 [ 11.555963][ T236] hardirqs last enabled at (22171): [] __down_trylock_console_sem+0x86/0xa0 [ 11.555966][ T236] hardirqs last disabled at (22172): [] console_emit_next_record+0x3d4/0x4c0 [ 11.555968][ T236] softirqs last enabled at (22084): [] __alloc_skb+0x4c2/0x5f0 [ 11.555971][ T236] softirqs last disabled at (22082): [] __alloc_skb+0x4c2/0x5f0 [ 11.555974][ T236] Preemption disabled at: [ 11.555974][ T236] [] vprintk_emit+0x31b/0x3e0 [ 11.555980][ T236] CPU: 0 UID: 0 PID: 236 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.555983][ T236] Tainted: [W]=WARN [ 11.555984][ T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.555986][ T236] Call Trace: [ 11.555988][ T236] [ 11.555989][ T236] dump_stack_lvl+0x6f/0xa0 [ 11.555995][ T236] ? vprintk_emit+0x31b/0x3e0 [ 11.555997][ T236] __might_resched.cold+0x1fe/0x2c1 [ 11.556002][ T236] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.556006][ T236] ? __kmalloc_noprof+0xdb/0x760 [ 11.556011][ T236] __kmalloc_noprof+0x443/0x760 [ 11.556014][ T236] ? alloc_buf.isra.0+0x4b/0x260 [ 11.556019][ T236] ? do_raw_spin_unlock+0x59/0x250 [ 11.556022][ T236] alloc_buf.isra.0+0x4b/0x260 [ 11.556025][ T236] put_chars+0x1e1/0x2f0 [ 11.556028][ T236] ? __send_to_port+0x420/0x420 [ 11.556032][ T236] ? validate_chain+0x34a/0xc20 [ 11.556036][ T236] hvc_console_print+0x292/0x780 [ 11.556039][ T236] ? mark_usage+0x61/0x170 [ 11.556041][ T236] ? __lock_acquire+0x518/0xc20 [ 11.556043][ T236] ? __lock_acquire+0x518/0xc20 [ 11.556047][ T236] ? hvc_write+0x3a0/0x3a0 [ 11.556049][ T236] ? console_emit_next_record+0x1df/0x4c0 [ 11.556052][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.556056][ T236] ? lock_acquire+0x13c/0x160 [ 11.556060][ T236] console_emit_next_record+0x22f/0x4c0 [ 11.556064][ T236] ? devkmsg_read+0x4b0/0x4b0 [ 11.556066][ T236] ? console_flush_one_record+0x106/0x710 [ 11.556069][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.556072][ T236] ? lock_acquire+0x13c/0x160 [ 11.556076][ T236] console_flush_one_record+0x46f/0x710 [ 11.556080][ T236] ? console_emit_next_record+0x4c0/0x4c0 [ 11.556082][ T236] ? __lock_acquire+0x518/0xc20 [ 11.556087][ T236] console_unlock+0xee/0x1f0 [ 11.556090][ T236] ? console_flush_one_record+0x710/0x710 [ 11.556092][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.556095][ T236] ? lock_acquire+0x60/0x160 [ 11.556098][ T236] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.556100][ T236] ? vprintk_emit+0x320/0x3e0 [ 11.556104][ T236] vprintk_emit+0x37c/0x3e0 [ 11.556108][ T236] ? wake_up_klogd_work_func+0x90/0x90 [ 11.556110][ T236] ? __lock_release.isra.0+0x69/0x1a0 [ 11.556112][ T236] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.556116][ T236] ? mark_held_locks+0x40/0x70 [ 11.556120][ T236] _printk+0xc7/0x100 [ 11.556124][ T236] ? snapshot_read.cold+0x21/0x21 [ 11.556128][ T236] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.556141][ T236] ? do_setlink.isra.0+0xa31/0x2750 [ 11.556142][ T236] ? rtnl_newlink+0x9f1/0x11c0 [ 11.556143][ T236] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.556148][ T236] br_set_state+0x22f/0x430 [bridge] [ 11.556158][ T236] br_init_port+0xc4/0x200 [bridge] [ 11.556168][ T236] new_nbp+0x39c/0x580 [bridge] [ 11.556179][ T236] br_add_if+0x212/0x1320 [bridge] [ 11.556187][ T236] ? is_bpf_text_address+0x72/0x110 [ 11.556192][ T236] ? kernel_text_address+0x149/0x170 [ 11.556196][ T236] ? __kernel_text_address+0x12/0x30 [ 11.556201][ T236] do_set_master+0x357/0x580 [ 11.556206][ T236] do_setlink.isra.0+0xa31/0x2750 [ 11.556210][ T236] ? stack_trace_save+0x93/0xc0 [ 11.556213][ T236] ? rtnl_link_get_size+0x350/0x350 [ 11.556215][ T236] ? rcu_read_lock_any_held+0x66/0x90 [ 11.556217][ T236] ? stack_depot_save_flags+0x38e/0x790 [ 11.556221][ T236] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.556224][ T236] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.556226][ T236] ? validate_chain+0x38b/0xc20 [ 11.556229][ T236] ? kasan_save_stack+0x3d/0x50 [ 11.556233][ T236] ? kasan_save_stack+0x2f/0x50 [ 11.556235][ T236] ? kasan_save_track+0x14/0x30 [ 11.556238][ T236] ? __lock_acquire+0x518/0xc20 [ 11.556240][ T236] ? netlink_seq_next+0x4e/0x60 [ 11.556243][ T236] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.556248][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 11.556250][ T236] ? rtnl_newlink+0x9a8/0x11c0 [ 11.556253][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.556256][ T236] ? lock_acquire+0x13c/0x160 [ 11.556258][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.556260][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.556263][ T236] ? trace_contention_end+0xb3/0x180 [ 11.556267][ T236] ? __mutex_lock+0x1db/0x1ea0 [ 11.556269][ T236] ? __mutex_lock+0x9a3/0x1ea0 [ 11.556272][ T236] ? rtnl_newlink+0x9a8/0x11c0 [ 11.556276][ T236] ? ww_mutex_lock+0x160/0x160 [ 11.556280][ T236] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.556287][ T236] ? __rtnl_newlink+0x3fa/0xa50 [ 11.556294][ T236] rtnl_newlink+0x9f1/0x11c0 [ 11.556300][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 11.556302][ T236] ? __lock_acquire+0x518/0xc20 [ 11.556307][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 11.556309][ T236] ? find_held_lock+0x2b/0x80 [ 11.556312][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 11.556314][ T236] ? __lock_release.isra.0+0x69/0x1a0 [ 11.556318][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 11.556321][ T236] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.556324][ T236] ? rtnl_link_fill+0x920/0x920 [ 11.556326][ T236] ? __lock_acquire+0x518/0xc20 [ 11.556331][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 11.556333][ T236] ? find_held_lock+0x2b/0x80 [ 11.556338][ T236] netlink_rcv_skb+0x14e/0x3a0 [ 11.556340][ T236] ? rtnl_link_fill+0x920/0x920 [ 11.556343][ T236] ? netlink_ack+0xcf0/0xcf0 [ 11.556350][ T236] ? netlink_deliver_tap+0xc5/0x330 [ 11.556352][ T236] ? netlink_deliver_tap+0x13c/0x330 [ 11.556357][ T236] netlink_unicast+0x486/0x750 [ 11.556362][ T236] ? netlink_attachskb+0x810/0x810 [ 11.556365][ T236] ? __lock_acquire+0x518/0xc20 [ 11.556370][ T236] netlink_sendmsg+0x735/0xc60 [ 11.556374][ T236] ? netlink_unicast+0x750/0x750 [ 11.556379][ T236] ? __might_fault+0x97/0x140 [ 11.556385][ T236] ____sys_sendmsg+0x415/0x880 [ 11.556387][ T236] ? copy_msghdr_from_user+0x279/0x420 [ 11.556390][ T236] ? get_timestamp.constprop.0+0x390/0x390 [ 11.556392][ T236] ? move_addr_to_kernel+0x40/0x40 [ 11.556401][ T236] ___sys_sendmsg+0x14e/0x1d0 [ 11.556404][ T236] ? copy_msghdr_from_user+0x420/0x420 [ 11.556424][ T236] __sys_sendmsg+0x12c/0x1d0 [ 11.556427][ T236] ? __sys_sendmsg_sock+0x20/0x20 [ 11.556434][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.556439][ T236] do_syscall_64+0xff/0x530 [ 11.556441][ T236] ? exc_page_fault+0xee/0x100 [ 11.556445][ T236] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.556447][ T236] RIP: 0033:0x7f0b2f33254e [ 11.556451][ T236] 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 [ 11.556454][ T236] RSP: 002b:00007ffcc76203e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.556457][ T236] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0b2f33254e [ 11.556458][ T236] RDX: 0000000000000000 RSI: 00007ffcc7620490 RDI: 0000000000000005 [ 11.556460][ T236] RBP: 00007ffcc76203f0 R08: 0000000000000000 R09: 0000000000000000 [ 11.556461][ T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916473 [ 11.556462][ T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc7620b50 [ 11.556469][ T236] [ 11.596863][ T236] br1: port 1(veth1) entered disabled state [ 11.597188][ T236] veth1: entered allmulticast mode [ 11.598894][ T236] veth1: entered promiscuous mode [ 11.608534][ T236] ip (236) used greatest stack depth: 23336 bytes left [ 11.657083][ T239] br1: port 2(veth2) entered blocking state [ 11.657457][ T239] br1: port 2(veth2) entered disabled state [ 11.657813][ T239] veth2: entered allmulticast mode [ 11.660037][ T239] veth2: entered promiscuous mode [ 11.721441][ T241] br1: port 2(veth2) entered blocking state [ 11.722084][ T241] br1: port 2(veth2) entered forwarding state [ 11.722677][ T241] br1: port 1(veth1) entered blocking state [ 11.722977][ T241] br1: port 1(veth1) entered forwarding state [ 17.299165][ T274] GACT probability NOT on [ 17.299183][ T274] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.299186][ T274] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 274, name: modprobe [ 17.299188][ T274] preempt_count: 1, expected: 0 [ 17.299188][ T274] RCU nest depth: 0, expected: 0 [ 17.299189][ T274] locks held by modprobe/274: 4, last CPU#3: [ 17.299192][ T274] #0: ffffffffbc169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.299204][ T274] #1: ffffffffbc169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.299209][ T274] #2: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.299213][ T274] #3: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 17.299217][ T274] irq event stamp: 33080 [ 17.299218][ T274] hardirqs last enabled at (33079): [] __down_trylock_console_sem+0x86/0xa0 [ 17.299220][ T274] hardirqs last disabled at (33080): [] console_emit_next_record+0x3d4/0x4c0 [ 17.299222][ T274] softirqs last enabled at (31666): [] handle_softirqs+0x67c/0x900 [ 17.299225][ T274] softirqs last disabled at (31661): [] __irq_exit_rcu+0x145/0x1c0 [ 17.299228][ T274] Preemption disabled at: [ 17.299229][ T274] [] vprintk_emit+0x31b/0x3e0 [ 17.299235][ T274] CPU: 3 UID: 0 PID: 274 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.299238][ T274] Tainted: [W]=WARN [ 17.299239][ T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.299240][ T274] Call Trace: [ 17.299242][ T274] [ 17.299243][ T274] dump_stack_lvl+0x6f/0xa0 [ 17.299249][ T274] ? vprintk_emit+0x31b/0x3e0 [ 17.299252][ T274] __might_resched.cold+0x1fe/0x2c1 [ 17.299256][ T274] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.299260][ T274] ? __kmalloc_noprof+0xdb/0x760 [ 17.299265][ T274] __kmalloc_noprof+0x443/0x760 [ 17.299268][ T274] ? alloc_buf.isra.0+0x4b/0x260 [ 17.299274][ T274] ? do_raw_spin_unlock+0x59/0x250 [ 17.299276][ T274] alloc_buf.isra.0+0x4b/0x260 [ 17.299282][ T274] put_chars+0x1e1/0x2f0 [ 17.299284][ T274] ? desc_read_finalized_seq+0x79/0x120 [ 17.299286][ T274] ? __send_to_port+0x420/0x420 [ 17.299289][ T274] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.299292][ T274] ? validate_chain+0x38b/0xc20 [ 17.299296][ T274] hvc_console_print+0x292/0x780 [ 17.299299][ T274] ? __lock_acquire+0x518/0xc20 [ 17.299301][ T274] ? __lock_acquire+0x518/0xc20 [ 17.299305][ T274] ? hvc_write+0x3a0/0x3a0 [ 17.299307][ T274] ? console_emit_next_record+0x1df/0x4c0 [ 17.299310][ T274] ? rcu_is_watching+0x16/0xd0 [ 17.299313][ T274] ? lock_acquire+0x13c/0x160 [ 17.299317][ T274] console_emit_next_record+0x22f/0x4c0 [ 17.299321][ T274] ? devkmsg_read+0x4b0/0x4b0 [ 17.299323][ T274] ? console_flush_one_record+0x106/0x710 [ 17.299326][ T274] ? rcu_is_watching+0x16/0xd0 [ 17.299328][ T274] ? lock_acquire+0x13c/0x160 [ 17.299332][ T274] console_flush_one_record+0x46f/0x710 [ 17.299336][ T274] ? console_emit_next_record+0x4c0/0x4c0 [ 17.299338][ T274] ? __lock_acquire+0x518/0xc20 [ 17.299343][ T274] console_unlock+0xee/0x1f0 [ 17.299346][ T274] ? console_flush_one_record+0x710/0x710 [ 17.299348][ T274] ? rcu_is_watching+0x16/0xd0 [ 17.299350][ T274] ? lock_acquire+0x60/0x160 [ 17.299354][ T274] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.299356][ T274] ? vprintk_emit+0x320/0x3e0 [ 17.299359][ T274] vprintk_emit+0x37c/0x3e0 [ 17.299363][ T274] ? wake_up_klogd_work_func+0x90/0x90 [ 17.299369][ T274] ? llc_exit+0x3e0/0x3e0 [llc] [ 17.299372][ T274] _printk+0xc7/0x100 [ 17.299376][ T274] ? snapshot_read.cold+0x21/0x21 [ 17.299382][ T274] ? do_one_initcall+0x113/0x4f0 [ 17.299385][ T274] gact_init_module+0x15/0x1000 [act_gact] [ 17.299388][ T274] do_one_initcall+0x124/0x4f0 [ 17.299391][ T274] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 17.299395][ T274] ? do_init_module+0xae/0x8a0 [ 17.299399][ T274] ? kasan_unpoison+0x44/0x70 [ 17.299403][ T274] do_init_module+0x2ad/0x8a0 [ 17.299407][ T274] ? lockdep_hardirqs_on+0x91/0x130 [ 17.299411][ T274] ? free_module+0x470/0x470 [ 17.299414][ T274] ? kfree+0x123/0x590 [ 17.299419][ T274] load_module+0x1424/0x1bb0 [ 17.299426][ T274] ? layout_and_allocate.isra.0+0x680/0x680 [ 17.299430][ T274] ? __ia32_sys_fsconfig+0x180/0x180 [ 17.299433][ T274] ? find_held_lock+0x2b/0x80 [ 17.299436][ T274] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.299440][ T274] init_module_from_file+0x11f/0x1a0 [ 17.299443][ T274] ? __do_sys_init_module+0x220/0x220 [ 17.299451][ T274] ? __rwlock_init+0x150/0x150 [ 17.299454][ T274] ? do_raw_spin_unlock+0x59/0x250 [ 17.299458][ T274] idempotent_init_module+0x37b/0x7c0 [ 17.299461][ T274] ? init_module_from_file+0x1a0/0x1a0 [ 17.299467][ T274] ? rcu_is_watching+0x16/0xd0 [ 17.299470][ T274] ? cap_capable+0x1d7/0x3d0 [ 17.299476][ T274] __x64_sys_finit_module+0xdf/0x190 [ 17.299478][ T274] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.299482][ T274] do_syscall_64+0xff/0x530 [ 17.299484][ T274] ? exc_page_fault+0xee/0x100 [ 17.299486][ T274] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.299489][ T274] RIP: 0033:0x7ffb34f9937d [ 17.299492][ T274] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 17.299495][ T274] RSP: 002b:00007ffed382afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 17.299497][ T274] RAX: ffffffffffffffda RBX: 0000564a3caa8810 RCX: 00007ffb34f9937d [ 17.299499][ T274] RDX: 0000000000000000 RSI: 0000564a056fcffd RDI: 0000000000000000 [ 17.299500][ T274] RBP: 00007ffed382b080 R08: 0000000000000000 R09: 0000000000000000 [ 17.299501][ T274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564a056fcffd [ 17.299501][ T274] R13: 0000564a3caa8960 R14: 0000000000040000 R15: 0000000000000000 [ 17.299508][ T274] [ 22.567705][ T606] br1: port 2(veth2) entered disabled state [ 22.567722][ T606] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.567724][ T606] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 606, name: ip [ 22.567725][ T606] preempt_count: 202, expected: 0 [ 22.567726][ T606] RCU nest depth: 0, expected: 0 [ 22.567727][ T606] locks held by ip/606: 6, last CPU#2: [ 22.567729][ T606] #0: ffffffffbc8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 22.567740][ T606] #1: ff1100000d922e58 (&br->lock){+...}-{3:3}, at: br_stp_disable_bridge+0x27/0x180 [bridge] [ 22.567755][ T606] #2: ffffffffbc169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.567761][ T606] #3: ffffffffbc169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.567765][ T606] #4: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.567769][ T606] #5: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.567772][ T606] irq event stamp: 21191 [ 22.567773][ T606] hardirqs last enabled at (21190): [] __down_trylock_console_sem+0x86/0xa0 [ 22.567775][ T606] hardirqs last disabled at (21191): [] console_emit_next_record+0x3d4/0x4c0 [ 22.567777][ T606] softirqs last enabled at (21184): [] dev_deactivate_many+0x7ba/0xc80 [ 22.567780][ T606] softirqs last disabled at (21186): [] br_stp_disable_bridge+0x27/0x180 [bridge] [ 22.567788][ T606] Preemption disabled at: [ 22.567788][ T606] [<0000000000000000>] 0x0 [ 22.567795][ T606] CPU: 2 UID: 0 PID: 606 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.567798][ T606] Tainted: [W]=WARN [ 22.567799][ T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.567800][ T606] Call Trace: [ 22.567802][ T606] [ 22.567803][ T606] dump_stack_lvl+0x6f/0xa0 [ 22.567809][ T606] __might_resched.cold+0x1fe/0x2c1 [ 22.567814][ T606] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.567818][ T606] ? __kmalloc_noprof+0xdb/0x760 [ 22.567823][ T606] __kmalloc_noprof+0x443/0x760 [ 22.567826][ T606] ? alloc_buf.isra.0+0x4b/0x260 [ 22.567831][ T606] ? do_raw_spin_unlock+0x59/0x250 [ 22.567834][ T606] alloc_buf.isra.0+0x4b/0x260 [ 22.567837][ T606] put_chars+0x1e1/0x2f0 [ 22.567839][ T606] ? desc_read_finalized_seq+0x79/0x120 [ 22.567841][ T606] ? __send_to_port+0x420/0x420 [ 22.567844][ T606] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.567847][ T606] ? validate_chain+0x38b/0xc20 [ 22.567851][ T606] hvc_console_print+0x292/0x780 [ 22.567854][ T606] ? __lock_acquire+0x518/0xc20 [ 22.567856][ T606] ? __lock_acquire+0x518/0xc20 [ 22.567860][ T606] ? hvc_write+0x3a0/0x3a0 [ 22.567861][ T606] ? console_emit_next_record+0x1df/0x4c0 [ 22.567864][ T606] ? rcu_is_watching+0x16/0xd0 [ 22.567867][ T606] ? lock_acquire+0x13c/0x160 [ 22.567871][ T606] console_emit_next_record+0x22f/0x4c0 [ 22.567875][ T606] ? devkmsg_read+0x4b0/0x4b0 [ 22.567877][ T606] ? console_flush_one_record+0x106/0x710 [ 22.567880][ T606] ? rcu_is_watching+0x16/0xd0 [ 22.567882][ T606] ? lock_acquire+0x13c/0x160 [ 22.567886][ T606] console_flush_one_record+0x46f/0x710 [ 22.567890][ T606] ? console_emit_next_record+0x4c0/0x4c0 [ 22.567891][ T606] ? __lock_acquire+0x518/0xc20 [ 22.567896][ T606] console_unlock+0xee/0x1f0 [ 22.567899][ T606] ? console_flush_one_record+0x710/0x710 [ 22.567901][ T606] ? rcu_is_watching+0x16/0xd0 [ 22.567903][ T606] ? lock_acquire+0x60/0x160 [ 22.567907][ T606] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.567909][ T606] ? vprintk_emit+0x320/0x3e0 [ 22.567912][ T606] vprintk_emit+0x37c/0x3e0 [ 22.567916][ T606] ? wake_up_klogd_work_func+0x90/0x90 [ 22.567919][ T606] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.567922][ T606] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.567925][ T606] _printk+0xc7/0x100 [ 22.567929][ T606] ? snapshot_read.cold+0x21/0x21 [ 22.567936][ T606] br_set_state+0x22f/0x430 [bridge] [ 22.567946][ T606] br_stp_disable_port+0x11f/0x390 [bridge] [ 22.567955][ T606] br_stp_disable_bridge+0xb9/0x180 [bridge] [ 22.567962][ T606] br_dev_stop+0x28/0x1a0 [bridge] [ 22.567971][ T606] ? rtnl_is_locked+0x15/0x20 [ 22.567974][ T606] __dev_close_many+0x1c8/0x530 [ 22.567978][ T606] ? netif_open+0x120/0x120 [ 22.567980][ T606] ? __lock_release.isra.0+0x69/0x1a0 [ 22.567982][ T606] ? mark_held_locks+0x40/0x70 [ 22.567986][ T606] __dev_change_flags+0x288/0x660 [ 22.567989][ T606] ? netif_set_allmulti+0x250/0x250 [ 22.567992][ T606] ? __kernel_text_address+0x12/0x30 [ 22.567995][ T606] ? write_profile+0xf0/0xf0 [ 22.567997][ T606] ? unwind_get_return_address+0x67/0xd0 [ 22.568002][ T606] netif_change_flags+0x87/0x190 [ 22.568006][ T606] do_setlink.isra.0+0x1cc3/0x2750 [ 22.568009][ T606] ? stack_trace_save+0x93/0xc0 [ 22.568011][ T606] ? rtnl_link_get_size+0x350/0x350 [ 22.568012][ T606] ? rcu_read_lock_any_held+0x66/0x90 [ 22.568014][ T606] ? stack_depot_save_flags+0x38e/0x790 [ 22.568018][ T606] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.568020][ T606] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.568022][ T606] ? validate_chain+0x38b/0xc20 [ 22.568024][ T606] ? kasan_save_stack+0x3d/0x50 [ 22.568028][ T606] ? kasan_save_stack+0x2f/0x50 [ 22.568029][ T606] ? kasan_save_track+0x14/0x30 [ 22.568032][ T606] ? __lock_acquire+0x518/0xc20 [ 22.568034][ T606] ? netlink_seq_next+0x4e/0x60 [ 22.568036][ T606] ? ___sys_sendmsg+0xb0/0x1d0 [ 22.568041][ T606] ? lock_acquire.part.0+0xd4/0x280 [ 22.568043][ T606] ? rtnl_newlink+0x9a8/0x11c0 [ 22.568045][ T606] ? rcu_is_watching+0x16/0xd0 [ 22.568048][ T606] ? lock_acquire+0x13c/0x160 [ 22.568049][ T606] ? rcu_is_watching+0x16/0xd0 [ 22.568051][ T606] ? rcu_is_watching+0x16/0xd0 [ 22.568053][ T606] ? trace_contention_end+0xb3/0x180 [ 22.568057][ T606] ? __mutex_lock+0x1db/0x1ea0 [ 22.568060][ T606] ? __mutex_lock+0x9a3/0x1ea0 [ 22.568062][ T606] ? rtnl_newlink+0x9a8/0x11c0 [ 22.568065][ T606] ? ww_mutex_lock+0x160/0x160 [ 22.568071][ T606] ? __rtnl_newlink+0x3fa/0xa50 [ 22.568076][ T606] rtnl_newlink+0x9f1/0x11c0 [ 22.568081][ T606] ? rtnl_bridge_getlink+0x850/0x850 [ 22.568083][ T606] ? __lock_acquire+0x518/0xc20 [ 22.568087][ T606] ? lock_acquire.part.0+0xd4/0x280 [ 22.568089][ T606] ? find_held_lock+0x2b/0x80 [ 22.568091][ T606] ? rtnl_bridge_getlink+0x850/0x850 [ 22.568093][ T606] ? __lock_release.isra.0+0x69/0x1a0 [ 22.568096][ T606] ? rtnl_bridge_getlink+0x850/0x850 [ 22.568098][ T606] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.568101][ T606] ? rtnl_link_fill+0x920/0x920 [ 22.568103][ T606] ? __lock_acquire+0x518/0xc20 [ 22.568107][ T606] ? lock_acquire.part.0+0xd4/0x280 [ 22.568109][ T606] ? find_held_lock+0x2b/0x80 [ 22.568112][ T606] netlink_rcv_skb+0x14e/0x3a0 [ 22.568114][ T606] ? rtnl_link_fill+0x920/0x920 [ 22.568117][ T606] ? netlink_ack+0xcf0/0xcf0 [ 22.568123][ T606] ? netlink_deliver_tap+0xc5/0x330 [ 22.568124][ T606] ? netlink_deliver_tap+0x13c/0x330 [ 22.568128][ T606] netlink_unicast+0x486/0x750 [ 22.568132][ T606] ? netlink_attachskb+0x810/0x810 [ 22.568135][ T606] ? __lock_acquire+0x518/0xc20 [ 22.568139][ T606] netlink_sendmsg+0x735/0xc60 [ 22.568142][ T606] ? netlink_unicast+0x750/0x750 [ 22.568146][ T606] ? __might_fault+0x97/0x140 [ 22.568152][ T606] ____sys_sendmsg+0x415/0x880 [ 22.568154][ T606] ? copy_msghdr_from_user+0x279/0x420 [ 22.568156][ T606] ? get_timestamp.constprop.0+0x390/0x390 [ 22.568158][ T606] ? move_addr_to_kernel+0x40/0x40 [ 22.568165][ T606] ___sys_sendmsg+0x14e/0x1d0 [ 22.568168][ T606] ? copy_msghdr_from_user+0x420/0x420 [ 22.568183][ T606] __sys_sendmsg+0x12c/0x1d0 [ 22.568186][ T606] ? __sys_sendmsg_sock+0x20/0x20 [ 22.568192][ T606] ? rcu_is_watching+0x16/0xd0 [ 22.568196][ T606] do_syscall_64+0xff/0x530 [ 22.568198][ T606] ? exc_page_fault+0xee/0x100 [ 22.568201][ T606] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.568203][ T606] RIP: 0033:0x7f5cff7d354e [ 22.568205][ T606] 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 [ 22.568208][ T606] RSP: 002b:00007ffd868ffd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.568210][ T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cff7d354e [ 22.568211][ T606] RDX: 0000000000000000 RSI: 00007ffd868ffe30 RDI: 0000000000000005 [ 22.568212][ T606] RBP: 00007ffd868ffd90 R08: 0000000000000000 R09: 0000000000000000 [ 22.568213][ T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91647e [ 22.568214][ T606] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd869004f0 [ 22.568221][ T606] [ 22.620859][ T606] br1: port 1(veth1) entered disabled state [ 22.636020][ T606] ip (606) used greatest stack depth: 23144 bytes left [ 22.681822][ T608] veth2: left allmulticast mode [ 22.682076][ T608] veth2: left promiscuous mode [ 22.682408][ T608] br1: port 2(veth2) entered disabled state [ 22.761746][ T610] veth1: left allmulticast mode [ 22.762171][ T610] veth1: left promiscuous mode [ 22.763165][ T610] br1: port 1(veth1) entered disabled state