[ 10.264482][ T207] ip (207) used greatest stack depth: 23936 bytes left [ 10.264498][ T207] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.264501][ T207] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 207, name: ip [ 10.264502][ T207] preempt_count: 2, expected: 0 [ 10.264503][ T207] RCU nest depth: 0, expected: 0 [ 10.264504][ T207] locks held by ip/207: 5, last CPU#1: [ 10.264507][ T207] #0: ffffffffafa027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.264519][ T207] #1: ffffffffafb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.264525][ T207] #2: ffffffffafb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.264529][ T207] #3: ffffffffafa89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.264533][ T207] #4: ffffffffafa89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.264537][ T207] irq event stamp: 38420 [ 10.264538][ T207] hardirqs last enabled at (38419): [] __down_trylock_console_sem+0x86/0xa0 [ 10.264541][ T207] hardirqs last disabled at (38420): [] console_emit_next_record+0x3d4/0x4c0 [ 10.264543][ T207] softirqs last enabled at (38326): [] handle_softirqs+0x67c/0x900 [ 10.264545][ T207] softirqs last disabled at (38317): [] __irq_exit_rcu+0x145/0x1c0 [ 10.264547][ T207] Preemption disabled at: [ 10.264548][ T207] [<0000000000000000>] 0x0 [ 10.264555][ T207] CPU: 1 UID: 0 PID: 207 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.264558][ T207] Tainted: [W]=WARN [ 10.264559][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.264561][ T207] Call Trace: [ 10.264562][ T207] [ 10.264564][ T207] dump_stack_lvl+0x6f/0xa0 [ 10.264570][ T207] __might_resched.cold+0x1fe/0x2c1 [ 10.264575][ T207] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.264579][ T207] ? __kmalloc_noprof+0xdb/0x760 [ 10.264584][ T207] __kmalloc_noprof+0x443/0x760 [ 10.264586][ T207] ? alloc_buf.isra.0+0x4b/0x260 [ 10.264592][ T207] ? do_raw_spin_unlock+0x59/0x250 [ 10.264595][ T207] alloc_buf.isra.0+0x4b/0x260 [ 10.264598][ T207] put_chars+0x1e1/0x2f0 [ 10.264600][ T207] ? __send_to_port+0x420/0x420 [ 10.264602][ T207] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.264607][ T207] ? validate_chain+0x38b/0xc20 [ 10.264612][ T207] hvc_console_print+0x292/0x780 [ 10.264618][ T207] ? hvc_write+0x3a0/0x3a0 [ 10.264621][ T207] ? rcu_is_watching+0x16/0xd0 [ 10.264623][ T207] ? lock_acquire+0x13c/0x160 [ 10.264627][ T207] console_emit_next_record+0x22f/0x4c0 [ 10.264631][ T207] ? devkmsg_read+0x4b0/0x4b0 [ 10.264633][ T207] ? console_flush_one_record+0x106/0x710 [ 10.264636][ T207] ? rcu_is_watching+0x16/0xd0 [ 10.264638][ T207] ? lock_acquire+0x13c/0x160 [ 10.264642][ T207] console_flush_one_record+0x46f/0x710 [ 10.264647][ T207] ? console_emit_next_record+0x4c0/0x4c0 [ 10.264649][ T207] ? __lock_acquire+0x518/0xc20 [ 10.264654][ T207] console_unlock+0xee/0x1f0 [ 10.264657][ T207] ? console_flush_one_record+0x710/0x710 [ 10.264658][ T207] ? rcu_is_watching+0x16/0xd0 [ 10.264661][ T207] ? lock_acquire+0x60/0x160 [ 10.264664][ T207] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.264666][ T207] ? vprintk_emit+0x320/0x3e0 [ 10.264670][ T207] vprintk_emit+0x37c/0x3e0 [ 10.264673][ T207] ? wake_up_klogd_work_func+0x90/0x90 [ 10.264677][ T207] ? __lock_acquire+0x518/0xc20 [ 10.264681][ T207] _printk+0xc7/0x100 [ 10.264684][ T207] ? snapshot_read.cold+0x21/0x21 [ 10.264687][ T207] ? do_raw_spin_lock+0x131/0x280 [ 10.264690][ T207] ? __rwlock_init+0x150/0x150 [ 10.264694][ T207] ? do_raw_spin_lock+0x131/0x280 [ 10.264696][ T207] do_exit.cold+0x82/0x9c [ 10.264700][ T207] ? exit_notify+0x890/0x890 [ 10.264703][ T207] ? __lock_release.isra.0+0x69/0x1a0 [ 10.264705][ T207] ? rcu_is_watching+0x16/0xd0 [ 10.264710][ T207] do_group_exit+0xb8/0x370 [ 10.264712][ T207] __x64_sys_exit_group+0x3c/0x50 [ 10.264714][ T207] x64_sys_call+0x1567/0x1570 [ 10.264716][ T207] do_syscall_64+0xff/0x530 [ 10.264720][ T207] ? exc_page_fault+0xee/0x100 [ 10.264723][ T207] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.264725][ T207] RIP: 0033:0x7f4a99e6c1b8 [ 10.264727][ T207] Code: Unable to access opcode bytes at 0x7f4a99e6c18e. [ 10.264728][ T207] RSP: 002b:00007ffdff3121f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.264731][ T207] RAX: ffffffffffffffda RBX: 00007f4a99f9cf88 RCX: 00007f4a99e6c1b8 [ 10.264732][ T207] RDX: 00007f4a99bb6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.264733][ T207] RBP: 00007ffdff312250 R08: 0000000000000000 R09: 0000000000008010 [ 10.264734][ T207] R10: 00007ffdff312010 R11: 0000000000000246 R12: 0000000000000001 [ 10.264735][ T207] R13: 0000000000000000 R14: 00007f4a99f9b680 R15: 00007f4a99f9cfa0 [ 10.264742][ T207] [ 10.820080][ T223] 8021q: 802.1Q VLAN Support v1.8 [ 12.234259][ T269] br1: port 1(veth1.100) entered blocking state [ 12.234418][ T269] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.234420][ T269] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 269, name: ip [ 12.234422][ T269] preempt_count: 1, expected: 0 [ 12.234423][ T269] RCU nest depth: 0, expected: 0 [ 12.234424][ T269] locks held by ip/269: 5, last CPU#0: [ 12.234427][ T269] #0: ffffffffb02d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.234438][ T269] #1: ffffffffafb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.234445][ T269] #2: ffffffffafb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.234448][ T269] #3: ffffffffafa89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.234452][ T269] #4: ffffffffafa89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.234456][ T269] irq event stamp: 17674 [ 12.234457][ T269] hardirqs last enabled at (17673): [] irqentry_exit+0x21c/0x790 [ 12.234461][ T269] hardirqs last disabled at (17674): [] console_emit_next_record+0x3d4/0x4c0 [ 12.234463][ T269] softirqs last enabled at (17584): [] __alloc_skb+0x4c2/0x5f0 [ 12.234466][ T269] softirqs last disabled at (17582): [] __alloc_skb+0x4c2/0x5f0 [ 12.234468][ T269] Preemption disabled at: [ 12.234469][ T269] [] vprintk_emit+0x31b/0x3e0 [ 12.234475][ T269] CPU: 0 UID: 0 PID: 269 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.234479][ T269] Tainted: [W]=WARN [ 12.234480][ T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.234481][ T269] Call Trace: [ 12.234483][ T269] [ 12.234484][ T269] dump_stack_lvl+0x6f/0xa0 [ 12.234490][ T269] ? vprintk_emit+0x31b/0x3e0 [ 12.234492][ T269] __might_resched.cold+0x1fe/0x2c1 [ 12.234497][ T269] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.234501][ T269] ? __kmalloc_noprof+0xdb/0x760 [ 12.234506][ T269] __kmalloc_noprof+0x443/0x760 [ 12.234509][ T269] ? alloc_buf.isra.0+0x4b/0x260 [ 12.234514][ T269] ? do_raw_spin_unlock+0x59/0x250 [ 12.234517][ T269] alloc_buf.isra.0+0x4b/0x260 [ 12.234520][ T269] put_chars+0x1e1/0x2f0 [ 12.234523][ T269] ? __send_to_port+0x420/0x420 [ 12.234527][ T269] ? validate_chain+0x34a/0xc20 [ 12.234530][ T269] hvc_console_print+0x292/0x780 [ 12.234533][ T269] ? mark_usage+0x61/0x170 [ 12.234535][ T269] ? __lock_acquire+0x518/0xc20 [ 12.234536][ T269] ? __lock_acquire+0x518/0xc20 [ 12.234540][ T269] ? hvc_write+0x3a0/0x3a0 [ 12.234542][ T269] ? console_emit_next_record+0x1df/0x4c0 [ 12.234545][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.234549][ T269] ? lock_acquire+0x13c/0x160 [ 12.234553][ T269] console_emit_next_record+0x22f/0x4c0 [ 12.234557][ T269] ? devkmsg_read+0x4b0/0x4b0 [ 12.234558][ T269] ? console_flush_one_record+0x106/0x710 [ 12.234561][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.234564][ T269] ? lock_acquire+0x13c/0x160 [ 12.234568][ T269] console_flush_one_record+0x46f/0x710 [ 12.234572][ T269] ? console_emit_next_record+0x4c0/0x4c0 [ 12.234573][ T269] ? __lock_acquire+0x518/0xc20 [ 12.234578][ T269] console_unlock+0xee/0x1f0 [ 12.234581][ T269] ? console_flush_one_record+0x710/0x710 [ 12.234583][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.234585][ T269] ? lock_acquire+0x60/0x160 [ 12.234589][ T269] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.234590][ T269] ? vprintk_emit+0x320/0x3e0 [ 12.234594][ T269] vprintk_emit+0x37c/0x3e0 [ 12.234597][ T269] ? wake_up_klogd_work_func+0x90/0x90 [ 12.234600][ T269] ? __lock_release.isra.0+0x69/0x1a0 [ 12.234601][ T269] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.234607][ T269] _printk+0xc7/0x100 [ 12.234610][ T269] ? snapshot_read.cold+0x21/0x21 [ 12.234614][ T269] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.234626][ T269] ? do_setlink.isra.0+0xa31/0x2750 [ 12.234627][ T269] ? rtnl_newlink+0x9f1/0x11c0 [ 12.234629][ T269] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.234633][ T269] br_set_state+0x22f/0x430 [bridge] [ 12.234643][ T269] br_init_port+0xc4/0x200 [bridge] [ 12.234651][ T269] new_nbp+0x39c/0x580 [bridge] [ 12.234660][ T269] br_add_if+0x212/0x1320 [bridge] [ 12.234666][ T269] ? is_bpf_text_address+0x72/0x110 [ 12.234670][ T269] ? kernel_text_address+0x149/0x170 [ 12.234673][ T269] ? __kernel_text_address+0x12/0x30 [ 12.234677][ T269] do_set_master+0x357/0x580 [ 12.234682][ T269] do_setlink.isra.0+0xa31/0x2750 [ 12.234685][ T269] ? stack_trace_save+0x93/0xc0 [ 12.234688][ T269] ? rtnl_link_get_size+0x350/0x350 [ 12.234689][ T269] ? rcu_read_lock_any_held+0x66/0x90 [ 12.234692][ T269] ? stack_depot_save_flags+0x38e/0x790 [ 12.234695][ T269] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.234698][ T269] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.234700][ T269] ? validate_chain+0x38b/0xc20 [ 12.234702][ T269] ? kasan_save_stack+0x3d/0x50 [ 12.234705][ T269] ? kasan_save_stack+0x2f/0x50 [ 12.234707][ T269] ? kasan_save_track+0x14/0x30 [ 12.234710][ T269] ? __lock_acquire+0x518/0xc20 [ 12.234712][ T269] ? netlink_seq_next+0xe/0x60 [ 12.234715][ T269] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.234719][ T269] ? lock_acquire.part.0+0xd4/0x280 [ 12.234721][ T269] ? rtnl_newlink+0x9a8/0x11c0 [ 12.234724][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.234726][ T269] ? lock_acquire+0x13c/0x160 [ 12.234728][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.234730][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.234732][ T269] ? trace_contention_end+0xb3/0x180 [ 12.234736][ T269] ? __mutex_lock+0x1db/0x1ea0 [ 12.234737][ T269] ? __mutex_lock+0x9a3/0x1ea0 [ 12.234740][ T269] ? rtnl_newlink+0x9a8/0x11c0 [ 12.234743][ T269] ? ww_mutex_lock+0x160/0x160 [ 12.234744][ T269] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.234749][ T269] ? __rtnl_newlink+0x3fa/0xa50 [ 12.234754][ T269] rtnl_newlink+0x9f1/0x11c0 [ 12.234759][ T269] ? rtnl_bridge_getlink+0x850/0x850 [ 12.234761][ T269] ? __lock_acquire+0x518/0xc20 [ 12.234765][ T269] ? lock_acquire.part.0+0xd4/0x280 [ 12.234767][ T269] ? find_held_lock+0x2b/0x80 [ 12.234769][ T269] ? rtnl_bridge_getlink+0x850/0x850 [ 12.234771][ T269] ? __lock_release.isra.0+0x69/0x1a0 [ 12.234775][ T269] ? rtnl_bridge_getlink+0x850/0x850 [ 12.234777][ T269] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.234780][ T269] ? rtnl_link_fill+0x920/0x920 [ 12.234781][ T269] ? __lock_acquire+0x518/0xc20 [ 12.234785][ T269] ? lock_acquire.part.0+0xd4/0x280 [ 12.234787][ T269] ? find_held_lock+0x2b/0x80 [ 12.234790][ T269] netlink_rcv_skb+0x14e/0x3a0 [ 12.234792][ T269] ? rtnl_link_fill+0x920/0x920 [ 12.234795][ T269] ? netlink_ack+0xcf0/0xcf0 [ 12.234801][ T269] ? netlink_deliver_tap+0xc5/0x330 [ 12.234802][ T269] ? netlink_deliver_tap+0x13c/0x330 [ 12.234806][ T269] netlink_unicast+0x486/0x750 [ 12.234810][ T269] ? netlink_attachskb+0x810/0x810 [ 12.234813][ T269] ? __lock_acquire+0x518/0xc20 [ 12.234817][ T269] netlink_sendmsg+0x735/0xc60 [ 12.234820][ T269] ? netlink_unicast+0x750/0x750 [ 12.234824][ T269] ? __might_fault+0x97/0x140 [ 12.234829][ T269] ____sys_sendmsg+0x415/0x880 [ 12.234831][ T269] ? copy_msghdr_from_user+0x279/0x420 [ 12.234834][ T269] ? get_timestamp.constprop.0+0x390/0x390 [ 12.234835][ T269] ? move_addr_to_kernel+0x40/0x40 [ 12.234842][ T269] ___sys_sendmsg+0x14e/0x1d0 [ 12.234845][ T269] ? copy_msghdr_from_user+0x420/0x420 [ 12.234860][ T269] __sys_sendmsg+0x12c/0x1d0 [ 12.234863][ T269] ? __sys_sendmsg_sock+0x20/0x20 [ 12.234869][ T269] ? rcu_is_watching+0x16/0xd0 [ 12.234873][ T269] do_syscall_64+0xff/0x530 [ 12.234875][ T269] ? exc_page_fault+0xee/0x100 [ 12.234877][ T269] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.234880][ T269] RIP: 0033:0x7f076965f54e [ 12.234883][ T269] 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 [ 12.234885][ T269] RSP: 002b:00007ffcd5449e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.234888][ T269] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f076965f54e [ 12.234889][ T269] RDX: 0000000000000000 RSI: 00007ffcd5449f30 RDI: 0000000000000005 [ 12.234890][ T269] RBP: 00007ffcd5449e90 R08: 0000000000000000 R09: 0000000000000000 [ 12.234891][ T269] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918c19 [ 12.234892][ T269] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd544a5f0 [ 12.234899][ T269] [ 12.273274][ T269] br1: port 1(veth1.100) entered disabled state [ 12.273659][ T269] veth1.100: entered allmulticast mode [ 12.273872][ T269] veth1: entered allmulticast mode [ 12.277222][ T269] veth1.100: entered promiscuous mode [ 12.277473][ T269] veth1: entered promiscuous mode [ 12.299298][ T269] ip (269) used greatest stack depth: 23336 bytes left [ 12.387771][ T272] br1: port 1(veth1.100) entered blocking state [ 12.388577][ T272] br1: port 1(veth1.100) entered forwarding state [ 12.619143][ T283] br2: port 1(veth1.200) entered blocking state [ 12.619503][ T283] br2: port 1(veth1.200) entered disabled state [ 12.619815][ T283] veth1.200: entered allmulticast mode [ 12.621473][ T283] veth1.200: entered promiscuous mode [ 12.733714][ T286] br2: port 1(veth1.200) entered blocking state [ 12.734277][ T286] br2: port 1(veth1.200) entered forwarding state [ 22.455409][ T351] veth1.100: left allmulticast mode [ 22.455431][ T351] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.455433][ T351] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 351, name: ip [ 22.455434][ T351] preempt_count: 1, expected: 0 [ 22.455435][ T351] RCU nest depth: 0, expected: 0 [ 22.455436][ T351] locks held by ip/351: 5, last CPU#2: [ 22.455439][ T351] #0: ffffffffb02d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 22.455450][ T351] #1: ffffffffafb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.455457][ T351] #2: ffffffffafb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.455461][ T351] #3: ffffffffafa89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.455464][ T351] #4: ffffffffafa89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.455468][ T351] irq event stamp: 13752 [ 22.455469][ T351] hardirqs last enabled at (13751): [] __down_trylock_console_sem+0x86/0xa0 [ 22.455472][ T351] hardirqs last disabled at (13752): [] console_emit_next_record+0x3d4/0x4c0 [ 22.455474][ T351] softirqs last enabled at (13718): [] __alloc_skb+0x4c2/0x5f0 [ 22.455477][ T351] softirqs last disabled at (13716): [] __alloc_skb+0x4c2/0x5f0 [ 22.455479][ T351] Preemption disabled at: [ 22.455480][ T351] [] vprintk_emit+0x31b/0x3e0 [ 22.455486][ T351] CPU: 2 UID: 0 PID: 351 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.455489][ T351] Tainted: [W]=WARN [ 22.455490][ T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.455492][ T351] Call Trace: [ 22.455494][ T351] [ 22.455495][ T351] dump_stack_lvl+0x6f/0xa0 [ 22.455501][ T351] ? vprintk_emit+0x31b/0x3e0 [ 22.455503][ T351] __might_resched.cold+0x1fe/0x2c1 [ 22.455508][ T351] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.455512][ T351] ? __kmalloc_noprof+0xdb/0x760 [ 22.455518][ T351] __kmalloc_noprof+0x443/0x760 [ 22.455520][ T351] ? alloc_buf.isra.0+0x4b/0x260 [ 22.455526][ T351] ? do_raw_spin_unlock+0x59/0x250 [ 22.455529][ T351] alloc_buf.isra.0+0x4b/0x260 [ 22.455532][ T351] put_chars+0x1e1/0x2f0 [ 22.455535][ T351] ? __send_to_port+0x420/0x420 [ 22.455536][ T351] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.455541][ T351] ? validate_chain+0x38b/0xc20 [ 22.455546][ T351] hvc_console_print+0x292/0x780 [ 22.455552][ T351] ? hvc_write+0x3a0/0x3a0 [ 22.455554][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455557][ T351] ? lock_acquire+0x13c/0x160 [ 22.455561][ T351] console_emit_next_record+0x22f/0x4c0 [ 22.455564][ T351] ? devkmsg_read+0x4b0/0x4b0 [ 22.455566][ T351] ? console_flush_one_record+0x106/0x710 [ 22.455569][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455572][ T351] ? lock_acquire+0x13c/0x160 [ 22.455575][ T351] console_flush_one_record+0x46f/0x710 [ 22.455580][ T351] ? console_emit_next_record+0x4c0/0x4c0 [ 22.455581][ T351] ? __lock_acquire+0x518/0xc20 [ 22.455586][ T351] console_unlock+0xee/0x1f0 [ 22.455589][ T351] ? console_flush_one_record+0x710/0x710 [ 22.455591][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455593][ T351] ? lock_acquire+0x60/0x160 [ 22.455597][ T351] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.455599][ T351] ? vprintk_emit+0x320/0x3e0 [ 22.455602][ T351] vprintk_emit+0x37c/0x3e0 [ 22.455606][ T351] ? wake_up_klogd_work_func+0x90/0x90 [ 22.455608][ T351] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.455609][ T351] ? netlink_unicast+0x486/0x750 [ 22.455612][ T351] ? netlink_sendmsg+0x735/0xc60 [ 22.455614][ T351] ? ____sys_sendmsg+0x415/0x880 [ 22.455616][ T351] ? ___sys_sendmsg+0x14e/0x1d0 [ 22.455617][ T351] ? __sys_sendmsg+0x12c/0x1d0 [ 22.455619][ T351] ? do_syscall_64+0xff/0x530 [ 22.455624][ T351] _printk+0xc7/0x100 [ 22.455628][ T351] ? snapshot_read.cold+0x21/0x21 [ 22.455632][ T351] ? netdev_name+0x43/0x60 [ 22.455636][ T351] ? __netdev_printk+0x17f/0x1d0 [ 22.455639][ T351] netdev_info+0xe2/0x116 [ 22.455642][ T351] ? netdev_notice+0x120/0x120 [ 22.455645][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455648][ T351] ? __up_read+0x355/0x9e0 [ 22.455650][ T351] ? down_write_nested+0x200/0x200 [ 22.455652][ T351] ? __lock_release.isra.0+0x69/0x1a0 [ 22.455654][ T351] ? mutex_is_locked+0x1c/0x50 [ 22.455657][ T351] netif_set_allmulti.cold+0x7c/0x166 [ 22.455662][ T351] dev_set_allmulti+0xa2/0x150 [ 22.455666][ T351] del_nbp+0xb7/0xc10 [bridge] [ 22.455679][ T351] ? is_bpf_text_address+0x72/0x110 [ 22.455685][ T351] br_del_if+0xab/0x200 [bridge] [ 22.455692][ T351] ? rtnl_is_locked+0x15/0x20 [ 22.455695][ T351] do_set_master+0x15c/0x580 [ 22.455700][ T351] do_setlink.isra.0+0xa31/0x2750 [ 22.455703][ T351] ? stack_trace_save+0x93/0xc0 [ 22.455706][ T351] ? rtnl_link_get_size+0x350/0x350 [ 22.455707][ T351] ? rcu_read_lock_any_held+0x66/0x90 [ 22.455710][ T351] ? stack_depot_save_flags+0x38e/0x790 [ 22.455714][ T351] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.455716][ T351] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.455718][ T351] ? validate_chain+0x38b/0xc20 [ 22.455721][ T351] ? kasan_save_stack+0x3d/0x50 [ 22.455724][ T351] ? kasan_save_stack+0x2f/0x50 [ 22.455725][ T351] ? kasan_save_track+0x14/0x30 [ 22.455728][ T351] ? __lock_acquire+0x518/0xc20 [ 22.455730][ T351] ? netlink_seq_next+0xe/0x60 [ 22.455732][ T351] ? ___sys_sendmsg+0xb0/0x1d0 [ 22.455735][ T351] ? lock_acquire.part.0+0xd4/0x280 [ 22.455737][ T351] ? rtnl_newlink+0x9a8/0x11c0 [ 22.455739][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455742][ T351] ? lock_acquire+0x13c/0x160 [ 22.455743][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455745][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455747][ T351] ? trace_contention_end+0xb3/0x180 [ 22.455750][ T351] ? __mutex_lock+0x1db/0x1ea0 [ 22.455752][ T351] ? __mutex_lock+0x9a3/0x1ea0 [ 22.455754][ T351] ? rtnl_newlink+0x9a8/0x11c0 [ 22.455758][ T351] ? ww_mutex_lock+0x160/0x160 [ 22.455759][ T351] ? nla_get_range_signed+0x3d0/0x3d0 [ 22.455764][ T351] ? __rtnl_newlink+0x3fa/0xa50 [ 22.455769][ T351] rtnl_newlink+0x9f1/0x11c0 [ 22.455774][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 22.455776][ T351] ? __lock_acquire+0x518/0xc20 [ 22.455780][ T351] ? lock_acquire.part.0+0xd4/0x280 [ 22.455782][ T351] ? find_held_lock+0x2b/0x80 [ 22.455784][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 22.455786][ T351] ? __lock_release.isra.0+0x69/0x1a0 [ 22.455790][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 22.455792][ T351] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.455794][ T351] ? rtnl_link_fill+0x920/0x920 [ 22.455796][ T351] ? __lock_acquire+0x518/0xc20 [ 22.455800][ T351] ? lock_acquire.part.0+0xd4/0x280 [ 22.455802][ T351] ? find_held_lock+0x2b/0x80 [ 22.455805][ T351] netlink_rcv_skb+0x14e/0x3a0 [ 22.455807][ T351] ? rtnl_link_fill+0x920/0x920 [ 22.455810][ T351] ? netlink_ack+0xcf0/0xcf0 [ 22.455816][ T351] ? netlink_deliver_tap+0xc5/0x330 [ 22.455817][ T351] ? netlink_deliver_tap+0x13c/0x330 [ 22.455821][ T351] netlink_unicast+0x486/0x750 [ 22.455825][ T351] ? netlink_attachskb+0x810/0x810 [ 22.455827][ T351] ? __lock_acquire+0x518/0xc20 [ 22.455831][ T351] netlink_sendmsg+0x735/0xc60 [ 22.455835][ T351] ? netlink_unicast+0x750/0x750 [ 22.455839][ T351] ? __might_fault+0x97/0x140 [ 22.455844][ T351] ____sys_sendmsg+0x415/0x880 [ 22.455847][ T351] ? copy_msghdr_from_user+0x279/0x420 [ 22.455849][ T351] ? get_timestamp.constprop.0+0x390/0x390 [ 22.455850][ T351] ? move_addr_to_kernel+0x40/0x40 [ 22.455858][ T351] ___sys_sendmsg+0x14e/0x1d0 [ 22.455860][ T351] ? copy_msghdr_from_user+0x420/0x420 [ 22.455876][ T351] __sys_sendmsg+0x12c/0x1d0 [ 22.455878][ T351] ? __sys_sendmsg_sock+0x20/0x20 [ 22.455884][ T351] ? rcu_is_watching+0x16/0xd0 [ 22.455888][ T351] do_syscall_64+0xff/0x530 [ 22.455889][ T351] ? exc_page_fault+0xee/0x100 [ 22.455892][ T351] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.455895][ T351] RIP: 0033:0x7f47c288b54e [ 22.455899][ T351] 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 [ 22.455901][ T351] RSP: 002b:00007ffc607784a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.455904][ T351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f47c288b54e [ 22.455905][ T351] RDX: 0000000000000000 RSI: 00007ffc60778550 RDI: 0000000000000005 [ 22.455906][ T351] RBP: 00007ffc607784b0 R08: 0000000000000000 R09: 0000000000000000 [ 22.455907][ T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918c23 [ 22.455908][ T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc60778c10 [ 22.455914][ T351] [ 22.511551][ T351] veth1.100: left promiscuous mode [ 22.512060][ T351] br1: port 1(veth1.100) entered disabled state [ 22.527301][ T351] ip (351) used greatest stack depth: 23208 bytes left [ 22.545709][ T352] veth1.200: left allmulticast mode [ 22.545992][ T352] veth1: left allmulticast mode [ 22.546456][ T352] veth1.200: left promiscuous mode [ 22.546721][ T352] veth1: left promiscuous mode [ 22.547261][ T352] br2: port 1(veth1.200) entered disabled state [ 24.587267][ T354] br2: port 1(veth1.200) entered blocking state [ 24.587289][ T354] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.587292][ T354] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 354, name: ip [ 24.587293][ T354] preempt_count: 1, expected: 0 [ 24.587294][ T354] RCU nest depth: 0, expected: 0 [ 24.587295][ T354] locks held by ip/354: 5, last CPU#2: [ 24.587297][ T354] #0: ffffffffb02d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 24.587309][ T354] #1: ffffffffafb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.587316][ T354] #2: ffffffffafb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.587320][ T354] #3: ffffffffafa89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.587324][ T354] #4: ffffffffafa89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.587328][ T354] irq event stamp: 13066 [ 24.587329][ T354] hardirqs last enabled at (13065): [] __down_trylock_console_sem+0x86/0xa0 [ 24.587331][ T354] hardirqs last disabled at (13066): [] console_emit_next_record+0x3d4/0x4c0 [ 24.587333][ T354] softirqs last enabled at (13008): [] __alloc_skb+0x4c2/0x5f0 [ 24.587336][ T354] softirqs last disabled at (13006): [] __alloc_skb+0x4c2/0x5f0 [ 24.587339][ T354] Preemption disabled at: [ 24.587339][ T354] [] vprintk_emit+0x31b/0x3e0 [ 24.587345][ T354] CPU: 2 UID: 0 PID: 354 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.587349][ T354] Tainted: [W]=WARN [ 24.587349][ T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.587351][ T354] Call Trace: [ 24.587353][ T354] [ 24.587354][ T354] dump_stack_lvl+0x6f/0xa0 [ 24.587360][ T354] ? vprintk_emit+0x31b/0x3e0 [ 24.587362][ T354] __might_resched.cold+0x1fe/0x2c1 [ 24.587366][ T354] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.587371][ T354] ? __kmalloc_noprof+0xdb/0x760 [ 24.587376][ T354] __kmalloc_noprof+0x443/0x760 [ 24.587378][ T354] ? alloc_buf.isra.0+0x4b/0x260 [ 24.587384][ T354] ? do_raw_spin_unlock+0x59/0x250 [ 24.587386][ T354] alloc_buf.isra.0+0x4b/0x260 [ 24.587390][ T354] put_chars+0x1e1/0x2f0 [ 24.587391][ T354] ? prb_final_commit+0x50/0x50 [ 24.587394][ T354] ? __send_to_port+0x420/0x420 [ 24.587397][ T354] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.587401][ T354] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.587403][ T354] ? validate_chain+0x38b/0xc20 [ 24.587407][ T354] hvc_console_print+0x292/0x780 [ 24.587410][ T354] ? mark_usage+0x61/0x170 [ 24.587412][ T354] ? __lock_acquire+0x518/0xc20 [ 24.587413][ T354] ? __lock_acquire+0x518/0xc20 [ 24.587417][ T354] ? hvc_write+0x3a0/0x3a0 [ 24.587419][ T354] ? console_emit_next_record+0x1df/0x4c0 [ 24.587422][ T354] ? rcu_is_watching+0x16/0xd0 [ 24.587424][ T354] ? lock_acquire+0x13c/0x160 [ 24.587428][ T354] console_emit_next_record+0x22f/0x4c0 [ 24.587432][ T354] ? devkmsg_read+0x4b0/0x4b0 [ 24.587434][ T354] ? console_flush_one_record+0x106/0x710 [ 24.587437][ T354] ? rcu_is_watching+0x16/0xd0 [ 24.587439][ T354] ? lock_acquire+0x13c/0x160 [ 24.587443][ T354] console_flush_one_record+0x46f/0x710 [ 24.587447][ T354] ? console_emit_next_record+0x4c0/0x4c0 [ 24.587449][ T354] ? __lock_acquire+0x518/0xc20 [ 24.587454][ T354] console_unlock+0xee/0x1f0 [ 24.587457][ T354] ? console_flush_one_record+0x710/0x710 [ 24.587459][ T354] ? rcu_is_watching+0x16/0xd0 [ 24.587461][ T354] ? lock_acquire+0x60/0x160 [ 24.587465][ T354] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.587466][ T354] ? vprintk_emit+0x320/0x3e0 [ 24.587469][ T354] vprintk_emit+0x37c/0x3e0 [ 24.587474][ T354] ? wake_up_klogd_work_func+0x90/0x90 [ 24.587476][ T354] ? __lock_release.isra.0+0x69/0x1a0 [ 24.587481][ T354] _printk+0xc7/0x100 [ 24.587485][ T354] ? snapshot_read.cold+0x21/0x21 [ 24.587488][ T354] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 24.587501][ T354] ? do_setlink.isra.0+0xa31/0x2750 [ 24.587502][ T354] ? rtnl_newlink+0x9f1/0x11c0 [ 24.587504][ T354] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.587508][ T354] br_set_state+0x22f/0x430 [bridge] [ 24.587518][ T354] br_init_port+0xc4/0x200 [bridge] [ 24.587527][ T354] new_nbp+0x39c/0x580 [bridge] [ 24.587535][ T354] br_add_if+0x212/0x1320 [bridge] [ 24.587542][ T354] ? is_bpf_text_address+0x72/0x110 [ 24.587546][ T354] ? kernel_text_address+0x149/0x170 [ 24.587549][ T354] ? __kernel_text_address+0x12/0x30 [ 24.587553][ T354] do_set_master+0x357/0x580 [ 24.587557][ T354] do_setlink.isra.0+0xa31/0x2750 [ 24.587560][ T354] ? stack_trace_save+0x93/0xc0 [ 24.587564][ T354] ? rtnl_link_get_size+0x350/0x350 [ 24.587565][ T354] ? rcu_read_lock_any_held+0x66/0x90 [ 24.587567][ T354] ? stack_depot_save_flags+0x38e/0x790 [ 24.587570][ T354] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.587573][ T354] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.587574][ T354] ? validate_chain+0x38b/0xc20 [ 24.587577][ T354] ? kasan_save_stack+0x3d/0x50 [ 24.587580][ T354] ? kasan_save_stack+0x2f/0x50 [ 24.587582][ T354] ? kasan_save_track+0x14/0x30 [ 24.587584][ T354] ? __lock_acquire+0x518/0xc20 [ 24.587586][ T354] ? netlink_seq_next+0xe/0x60 [ 24.587589][ T354] ? ___sys_sendmsg+0xb0/0x1d0 [ 24.587594][ T354] ? lock_acquire.part.0+0xd4/0x280 [ 24.587596][ T354] ? rtnl_newlink+0x9a8/0x11c0 [ 24.587598][ T354] ? rcu_is_watching+0x16/0xd0 [ 24.587600][ T354] ? lock_acquire+0x13c/0x160 [ 24.587602][ T354] ? rcu_is_watching+0x16/0xd0 [ 24.587604][ T354] ? rcu_is_watching+0x16/0xd0 [ 24.587606][ T354] ? trace_contention_end+0xb3/0x180 [ 24.587610][ T354] ? __mutex_lock+0x1db/0x1ea0 [ 24.587613][ T354] ? __mutex_lock+0x9a3/0x1ea0 [ 24.587615][ T354] ? rtnl_newlink+0x9a8/0x11c0 [ 24.587618][ T354] ? ww_mutex_lock+0x160/0x160 [ 24.587619][ T354] ? nla_get_range_signed+0x3d0/0x3d0 [ 24.587624][ T354] ? __rtnl_newlink+0x3fa/0xa50 [ 24.587629][ T354] rtnl_newlink+0x9f1/0x11c0 [ 24.587634][ T354] ? rtnl_bridge_getlink+0x850/0x850 [ 24.587636][ T354] ? __lock_acquire+0x518/0xc20 [ 24.587640][ T354] ? lock_acquire.part.0+0xd4/0x280 [ 24.587642][ T354] ? find_held_lock+0x2b/0x80 [ 24.587644][ T354] ? rtnl_bridge_getlink+0x850/0x850 [ 24.587646][ T354] ? __lock_release.isra.0+0x69/0x1a0 [ 24.587650][ T354] ? rtnl_bridge_getlink+0x850/0x850 [ 24.587652][ T354] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.587655][ T354] ? rtnl_link_fill+0x920/0x920 [ 24.587656][ T354] ? __lock_acquire+0x518/0xc20 [ 24.587660][ T354] ? lock_acquire.part.0+0xd4/0x280 [ 24.587662][ T354] ? find_held_lock+0x2b/0x80 [ 24.587665][ T354] netlink_rcv_skb+0x14e/0x3a0 [ 24.587667][ T354] ? rtnl_link_fill+0x920/0x920 [ 24.587670][ T354] ? netlink_ack+0xcf0/0xcf0 [ 24.587676][ T354] ? netlink_deliver_tap+0xc5/0x330 [ 24.587677][ T354] ? netlink_deliver_tap+0x13c/0x330 [ 24.587681][ T354] netlink_unicast+0x486/0x750 [ 24.587685][ T354] ? netlink_attachskb+0x810/0x810 [ 24.587687][ T354] ? __lock_acquire+0x518/0xc20 [ 24.587691][ T354] netlink_sendmsg+0x735/0xc60 [ 24.587695][ T354] ? netlink_unicast+0x750/0x750 [ 24.587699][ T354] ? __might_fault+0x97/0x140 [ 24.587704][ T354] ____sys_sendmsg+0x415/0x880 [ 24.587706][ T354] ? copy_msghdr_from_user+0x279/0x420 [ 24.587708][ T354] ? get_timestamp.constprop.0+0x390/0x390 [ 24.587710][ T354] ? move_addr_to_kernel+0x40/0x40 [ 24.587717][ T354] ___sys_sendmsg+0x14e/0x1d0 [ 24.587720][ T354] ? copy_msghdr_from_user+0x420/0x420 [ 24.587735][ T354] __sys_sendmsg+0x12c/0x1d0 [ 24.587738][ T354] ? __sys_sendmsg_sock+0x20/0x20 [ 24.587744][ T354] ? rcu_is_watching+0x16/0xd0 [ 24.587747][ T354] do_syscall_64+0xff/0x530 [ 24.587750][ T354] ? exc_page_fault+0xee/0x100 [ 24.587752][ T354] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.587755][ T354] RIP: 0033:0x7fb6000b854e [ 24.587758][ T354] 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 [ 24.587760][ T354] RSP: 002b:00007ffec962a820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.587763][ T354] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb6000b854e [ 24.587764][ T354] RDX: 0000000000000000 RSI: 00007ffec962a8d0 RDI: 0000000000000005 [ 24.587765][ T354] RBP: 00007ffec962a830 R08: 0000000000000000 R09: 0000000000000000 [ 24.587766][ T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918c26 [ 24.587767][ T354] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec962af90 [ 24.587773][ T354] [ 24.631107][ T354] br2: port 1(veth1.200) entered disabled state [ 24.631457][ T354] veth1.200: entered allmulticast mode [ 24.631675][ T354] veth1: entered allmulticast mode [ 24.633710][ T354] veth1.200: entered promiscuous mode [ 24.633964][ T354] veth1: entered promiscuous mode [ 24.634616][ T354] br2: port 1(veth1.200) entered blocking state [ 24.634911][ T354] br2: port 1(veth1.200) entered forwarding state [ 24.666762][ T355] br1: port 1(veth1.100) entered blocking state [ 24.667104][ T355] br1: port 1(veth1.100) entered disabled state [ 24.667989][ T355] veth1.100: entered allmulticast mode [ 24.669804][ T355] veth1.100: entered promiscuous mode [ 24.670518][ T355] br1: port 1(veth1.100) entered blocking state [ 24.670853][ T355] br1: port 1(veth1.100) entered forwarding state [ 29.188904][ T407] veth1.200: left allmulticast mode [ 29.188925][ T407] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.188928][ T407] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 407, name: ip [ 29.188930][ T407] preempt_count: 1, expected: 0 [ 29.188931][ T407] RCU nest depth: 0, expected: 0 [ 29.188932][ T407] locks held by ip/407: 5, last CPU#2: [ 29.188934][ T407] #0: ffffffffb02d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 29.188945][ T407] #1: ffffffffafb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 29.188951][ T407] #2: ffffffffafb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 29.188955][ T407] #3: ffffffffafa89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 29.188959][ T407] #4: ffffffffafa89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 29.188963][ T407] irq event stamp: 11750 [ 29.188964][ T407] hardirqs last enabled at (11749): [] __down_trylock_console_sem+0x86/0xa0 [ 29.188966][ T407] hardirqs last disabled at (11750): [] console_emit_next_record+0x3d4/0x4c0 [ 29.188968][ T407] softirqs last enabled at (11720): [] __alloc_skb+0x4c2/0x5f0 [ 29.188971][ T407] softirqs last disabled at (11718): [] __alloc_skb+0x4c2/0x5f0 [ 29.188974][ T407] Preemption disabled at: [ 29.188974][ T407] [] vprintk_emit+0x31b/0x3e0 [ 29.188980][ T407] CPU: 2 UID: 0 PID: 407 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.188983][ T407] Tainted: [W]=WARN [ 29.188984][ T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.188986][ T407] Call Trace: [ 29.188987][ T407] [ 29.188989][ T407] dump_stack_lvl+0x6f/0xa0 [ 29.188995][ T407] ? vprintk_emit+0x31b/0x3e0 [ 29.188997][ T407] __might_resched.cold+0x1fe/0x2c1 [ 29.189002][ T407] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.189006][ T407] ? __kmalloc_noprof+0xdb/0x760 [ 29.189011][ T407] __kmalloc_noprof+0x443/0x760 [ 29.189013][ T407] ? alloc_buf.isra.0+0x4b/0x260 [ 29.189019][ T407] ? do_raw_spin_unlock+0x59/0x250 [ 29.189022][ T407] alloc_buf.isra.0+0x4b/0x260 [ 29.189025][ T407] put_chars+0x1e1/0x2f0 [ 29.189027][ T407] ? __send_to_port+0x420/0x420 [ 29.189029][ T407] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 29.189033][ T407] ? validate_chain+0x38b/0xc20 [ 29.189038][ T407] hvc_console_print+0x292/0x780 [ 29.189045][ T407] ? hvc_write+0x3a0/0x3a0 [ 29.189047][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189049][ T407] ? lock_acquire+0x13c/0x160 [ 29.189053][ T407] console_emit_next_record+0x22f/0x4c0 [ 29.189057][ T407] ? devkmsg_read+0x4b0/0x4b0 [ 29.189059][ T407] ? console_flush_one_record+0x106/0x710 [ 29.189062][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189064][ T407] ? lock_acquire+0x13c/0x160 [ 29.189068][ T407] console_flush_one_record+0x46f/0x710 [ 29.189072][ T407] ? console_emit_next_record+0x4c0/0x4c0 [ 29.189074][ T407] ? __lock_acquire+0x518/0xc20 [ 29.189079][ T407] console_unlock+0xee/0x1f0 [ 29.189082][ T407] ? console_flush_one_record+0x710/0x710 [ 29.189084][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189086][ T407] ? lock_acquire+0x60/0x160 [ 29.189090][ T407] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.189092][ T407] ? vprintk_emit+0x320/0x3e0 [ 29.189095][ T407] vprintk_emit+0x37c/0x3e0 [ 29.189099][ T407] ? wake_up_klogd_work_func+0x90/0x90 [ 29.189100][ T407] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.189102][ T407] ? netlink_unicast+0x486/0x750 [ 29.189105][ T407] ? netlink_sendmsg+0x735/0xc60 [ 29.189107][ T407] ? ____sys_sendmsg+0x415/0x880 [ 29.189109][ T407] ? ___sys_sendmsg+0x14e/0x1d0 [ 29.189110][ T407] ? __sys_sendmsg+0x12c/0x1d0 [ 29.189112][ T407] ? do_syscall_64+0xff/0x530 [ 29.189117][ T407] _printk+0xc7/0x100 [ 29.189121][ T407] ? snapshot_read.cold+0x21/0x21 [ 29.189125][ T407] ? netdev_name+0x43/0x60 [ 29.189128][ T407] ? __netdev_printk+0x17f/0x1d0 [ 29.189132][ T407] netdev_info+0xe2/0x116 [ 29.189134][ T407] ? netdev_notice+0x120/0x120 [ 29.189138][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189140][ T407] ? __up_read+0x355/0x9e0 [ 29.189143][ T407] ? down_write_nested+0x200/0x200 [ 29.189144][ T407] ? __lock_release.isra.0+0x69/0x1a0 [ 29.189147][ T407] ? mutex_is_locked+0x1c/0x50 [ 29.189150][ T407] netif_set_allmulti.cold+0x7c/0x166 [ 29.189154][ T407] dev_set_allmulti+0xa2/0x150 [ 29.189158][ T407] del_nbp+0xb7/0xc10 [bridge] [ 29.189170][ T407] ? is_bpf_text_address+0x72/0x110 [ 29.189177][ T407] br_del_if+0xab/0x200 [bridge] [ 29.189184][ T407] ? rtnl_is_locked+0x15/0x20 [ 29.189187][ T407] do_set_master+0x15c/0x580 [ 29.189192][ T407] do_setlink.isra.0+0xa31/0x2750 [ 29.189195][ T407] ? stack_trace_save+0x93/0xc0 [ 29.189198][ T407] ? rtnl_link_get_size+0x350/0x350 [ 29.189199][ T407] ? rcu_read_lock_any_held+0x66/0x90 [ 29.189202][ T407] ? stack_depot_save_flags+0x38e/0x790 [ 29.189205][ T407] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 29.189208][ T407] ? rcu_read_lock_any_held+0x3c/0x90 [ 29.189210][ T407] ? validate_chain+0x38b/0xc20 [ 29.189212][ T407] ? kasan_save_stack+0x3d/0x50 [ 29.189215][ T407] ? kasan_save_stack+0x2f/0x50 [ 29.189217][ T407] ? kasan_save_track+0x14/0x30 [ 29.189219][ T407] ? __lock_acquire+0x518/0xc20 [ 29.189221][ T407] ? netlink_seq_next+0xe/0x60 [ 29.189223][ T407] ? ___sys_sendmsg+0xb0/0x1d0 [ 29.189227][ T407] ? lock_acquire.part.0+0xd4/0x280 [ 29.189228][ T407] ? rtnl_newlink+0x9a8/0x11c0 [ 29.189231][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189234][ T407] ? lock_acquire+0x13c/0x160 [ 29.189235][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189237][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189239][ T407] ? trace_contention_end+0xb3/0x180 [ 29.189242][ T407] ? __mutex_lock+0x1db/0x1ea0 [ 29.189244][ T407] ? __mutex_lock+0x9a3/0x1ea0 [ 29.189246][ T407] ? rtnl_newlink+0x9a8/0x11c0 [ 29.189249][ T407] ? ww_mutex_lock+0x160/0x160 [ 29.189251][ T407] ? nla_get_range_signed+0x3d0/0x3d0 [ 29.189256][ T407] ? __rtnl_newlink+0x3fa/0xa50 [ 29.189261][ T407] rtnl_newlink+0x9f1/0x11c0 [ 29.189266][ T407] ? rtnl_bridge_getlink+0x850/0x850 [ 29.189268][ T407] ? __lock_acquire+0x518/0xc20 [ 29.189278][ T407] ? lock_acquire.part.0+0xd4/0x280 [ 29.189280][ T407] ? find_held_lock+0x2b/0x80 [ 29.189282][ T407] ? rtnl_bridge_getlink+0x850/0x850 [ 29.189285][ T407] ? __lock_release.isra.0+0x69/0x1a0 [ 29.189289][ T407] ? rtnl_bridge_getlink+0x850/0x850 [ 29.189291][ T407] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.189294][ T407] ? rtnl_link_fill+0x920/0x920 [ 29.189295][ T407] ? __lock_acquire+0x518/0xc20 [ 29.189299][ T407] ? lock_acquire.part.0+0xd4/0x280 [ 29.189301][ T407] ? find_held_lock+0x2b/0x80 [ 29.189305][ T407] netlink_rcv_skb+0x14e/0x3a0 [ 29.189306][ T407] ? rtnl_link_fill+0x920/0x920 [ 29.189309][ T407] ? netlink_ack+0xcf0/0xcf0 [ 29.189315][ T407] ? netlink_deliver_tap+0xc5/0x330 [ 29.189317][ T407] ? netlink_deliver_tap+0x13c/0x330 [ 29.189321][ T407] netlink_unicast+0x486/0x750 [ 29.189325][ T407] ? netlink_attachskb+0x810/0x810 [ 29.189327][ T407] ? __lock_acquire+0x518/0xc20 [ 29.189331][ T407] netlink_sendmsg+0x735/0xc60 [ 29.189335][ T407] ? netlink_unicast+0x750/0x750 [ 29.189339][ T407] ? __might_fault+0x97/0x140 [ 29.189344][ T407] ____sys_sendmsg+0x415/0x880 [ 29.189346][ T407] ? copy_msghdr_from_user+0x279/0x420 [ 29.189348][ T407] ? get_timestamp.constprop.0+0x390/0x390 [ 29.189350][ T407] ? move_addr_to_kernel+0x40/0x40 [ 29.189357][ T407] ___sys_sendmsg+0x14e/0x1d0 [ 29.189360][ T407] ? copy_msghdr_from_user+0x420/0x420 [ 29.189375][ T407] __sys_sendmsg+0x12c/0x1d0 [ 29.189378][ T407] ? __sys_sendmsg_sock+0x20/0x20 [ 29.189384][ T407] ? rcu_is_watching+0x16/0xd0 [ 29.189388][ T407] do_syscall_64+0xff/0x530 [ 29.189390][ T407] ? exc_page_fault+0xee/0x100 [ 29.189393][ T407] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.189395][ T407] RIP: 0033:0x7f1596cf954e [ 29.189398][ T407] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 29.189400][ T407] RSP: 002b:00007ffc072da6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.189403][ T407] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1596cf954e [ 29.189404][ T407] RDX: 0000000000000000 RSI: 00007ffc072da790 RDI: 0000000000000005 [ 29.189405][ T407] RBP: 00007ffc072da6f0 R08: 0000000000000000 R09: 0000000000000000 [ 29.189406][ T407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918c2a [ 29.189407][ T407] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc072dae50 [ 29.189413][ T407] [ 29.243619][ T407] veth1.200: left promiscuous mode [ 29.244140][ T407] br2: port 1(veth1.200) entered disabled state [ 29.430318][ T412] veth1.100: left allmulticast mode [ 29.430633][ T412] veth1: left allmulticast mode [ 29.430980][ T412] veth1.100: left promiscuous mode [ 29.431243][ T412] veth1: left promiscuous mode [ 29.432374][ T412] br1: port 1(veth1.100) entered disabled state