[ 10.609144][ T230] 8021q: 802.1Q VLAN Support v1.8 [ 10.609165][ T230] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.609167][ T230] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 230, name: modprobe [ 10.609169][ T230] preempt_count: 1, expected: 0 [ 10.609170][ T230] RCU nest depth: 0, expected: 0 [ 10.609171][ T230] locks held by modprobe/230: 4, last CPU#2: [ 10.609174][ T230] #0: ffffffff99d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.609187][ T230] #1: ffffffff99d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.609191][ T230] #2: ffffffff99c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.609195][ T230] #3: ffffffff99c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.609199][ T230] irq event stamp: 27782 [ 10.609200][ T230] hardirqs last enabled at (27781): [] __down_trylock_console_sem+0x86/0xa0 [ 10.609203][ T230] hardirqs last disabled at (27782): [] console_emit_next_record+0x3d4/0x4c0 [ 10.609205][ T230] softirqs last enabled at (24892): [] handle_softirqs+0x67c/0x900 [ 10.609208][ T230] softirqs last disabled at (24401): [] __irq_exit_rcu+0x145/0x1c0 [ 10.609210][ T230] Preemption disabled at: [ 10.609211][ T230] [] vprintk_emit+0x31b/0x3e0 [ 10.609217][ T230] CPU: 2 UID: 0 PID: 230 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.609220][ T230] Tainted: [W]=WARN [ 10.609221][ T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.609223][ T230] Call Trace: [ 10.609225][ T230] [ 10.609226][ T230] dump_stack_lvl+0x6f/0xa0 [ 10.609232][ T230] ? vprintk_emit+0x31b/0x3e0 [ 10.609234][ T230] __might_resched.cold+0x1fe/0x2c1 [ 10.609239][ T230] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.609243][ T230] ? __kmalloc_noprof+0xdb/0x760 [ 10.609248][ T230] __kmalloc_noprof+0x443/0x760 [ 10.609250][ T230] ? alloc_buf.isra.0+0x4b/0x260 [ 10.609256][ T230] ? do_raw_spin_unlock+0x59/0x250 [ 10.609259][ T230] alloc_buf.isra.0+0x4b/0x260 [ 10.609262][ T230] put_chars+0x1e1/0x2f0 [ 10.609265][ T230] ? __send_to_port+0x420/0x420 [ 10.609266][ T230] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.609271][ T230] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.609274][ T230] ? validate_chain+0x38b/0xc20 [ 10.609278][ T230] hvc_console_print+0x292/0x780 [ 10.609281][ T230] ? __lock_acquire+0x518/0xc20 [ 10.609286][ T230] ? hvc_write+0x3a0/0x3a0 [ 10.609289][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.609294][ T230] console_emit_next_record+0x22f/0x4c0 [ 10.609298][ T230] ? devkmsg_read+0x4b0/0x4b0 [ 10.609299][ T230] ? console_flush_one_record+0x106/0x710 [ 10.609303][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.609305][ T230] ? lock_acquire+0x13c/0x160 [ 10.609309][ T230] console_flush_one_record+0x46f/0x710 [ 10.609313][ T230] ? console_emit_next_record+0x4c0/0x4c0 [ 10.609315][ T230] ? __lock_acquire+0x518/0xc20 [ 10.609320][ T230] console_unlock+0xee/0x1f0 [ 10.609323][ T230] ? console_flush_one_record+0x710/0x710 [ 10.609325][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.609327][ T230] ? lock_acquire+0x60/0x160 [ 10.609331][ T230] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.609333][ T230] ? vprintk_emit+0x320/0x3e0 [ 10.609336][ T230] vprintk_emit+0x37c/0x3e0 [ 10.609340][ T230] ? wake_up_klogd_work_func+0x90/0x90 [ 10.609346][ T230] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 10.609350][ T230] _printk+0xc7/0x100 [ 10.609354][ T230] ? snapshot_read.cold+0x21/0x21 [ 10.609361][ T230] ? do_one_initcall+0x113/0x4f0 [ 10.609364][ T230] vlan_proto_init+0x24/0x90 [8021q] [ 10.609367][ T230] do_one_initcall+0x124/0x4f0 [ 10.609369][ T230] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 10.609374][ T230] ? do_init_module+0xae/0x8a0 [ 10.609377][ T230] ? kasan_unpoison+0x44/0x70 [ 10.609382][ T230] do_init_module+0x2ad/0x8a0 [ 10.609386][ T230] ? lockdep_hardirqs_on+0x91/0x130 [ 10.609390][ T230] ? free_module+0x470/0x470 [ 10.609394][ T230] ? kfree+0x123/0x590 [ 10.609398][ T230] load_module+0x1424/0x1bb0 [ 10.609405][ T230] ? layout_and_allocate.isra.0+0x680/0x680 [ 10.609409][ T230] ? __ia32_sys_fsconfig+0x180/0x180 [ 10.609412][ T230] ? ovl_real_file+0x172/0x1e0 [ 10.609416][ T230] ? backing_file_read_iter+0x541/0x790 [ 10.609419][ T230] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.609423][ T230] init_module_from_file+0x11f/0x1a0 [ 10.609426][ T230] ? __do_sys_init_module+0x220/0x220 [ 10.609434][ T230] ? __rwlock_init+0x150/0x150 [ 10.609438][ T230] ? do_raw_spin_unlock+0x59/0x250 [ 10.609441][ T230] idempotent_init_module+0x37b/0x7c0 [ 10.609444][ T230] ? init_module_from_file+0x1a0/0x1a0 [ 10.609451][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.609453][ T230] ? cap_capable+0x1d7/0x3d0 [ 10.609459][ T230] __x64_sys_finit_module+0xdf/0x190 [ 10.609461][ T230] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.609465][ T230] do_syscall_64+0xff/0x530 [ 10.609467][ T230] ? exc_page_fault+0xee/0x100 [ 10.609470][ T230] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.609472][ T230] RIP: 0033:0x7f798cf2537d [ 10.609476][ T230] 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 [ 10.609477][ T230] RSP: 002b:00007ffcae5676b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.609480][ T230] RAX: ffffffffffffffda RBX: 0000559c0f89b810 RCX: 00007f798cf2537d [ 10.609482][ T230] RDX: 0000000000000000 RSI: 0000559bff33effd RDI: 0000000000000000 [ 10.609482][ T230] RBP: 00007ffcae567750 R08: 0000000000000000 R09: 0000000000000000 [ 10.609483][ T230] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559bff33effd [ 10.609484][ T230] R13: 0000559c0f89b960 R14: 0000000000040000 R15: 0000000000000000 [ 10.609491][ T230] [ 11.647360][ T268] br0: port 1(veth1) entered blocking state [ 11.647481][ T268] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.647484][ T268] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 268, name: ip [ 11.647485][ T268] preempt_count: 1, expected: 0 [ 11.647486][ T268] RCU nest depth: 0, expected: 0 [ 11.647487][ T268] locks held by ip/268: 5, last CPU#2: [ 11.647490][ T268] #0: ffffffff9a4d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.647502][ T268] #1: ffffffff99d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.647508][ T268] #2: ffffffff99d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.647512][ T268] #3: ffffffff99c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.647517][ T268] #4: ffffffff99c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.647521][ T268] irq event stamp: 15000 [ 11.647522][ T268] hardirqs last enabled at (14999): [] __down_trylock_console_sem+0x86/0xa0 [ 11.647524][ T268] hardirqs last disabled at (15000): [] console_emit_next_record+0x3d4/0x4c0 [ 11.647526][ T268] softirqs last enabled at (14910): [] __alloc_skb+0x4c2/0x5f0 [ 11.647529][ T268] softirqs last disabled at (14908): [] __alloc_skb+0x4c2/0x5f0 [ 11.647532][ T268] Preemption disabled at: [ 11.647533][ T268] [] vprintk_emit+0x31b/0x3e0 [ 11.647539][ T268] CPU: 2 UID: 0 PID: 268 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.647542][ T268] Tainted: [W]=WARN [ 11.647543][ T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.647545][ T268] Call Trace: [ 11.647546][ T268] [ 11.647548][ T268] dump_stack_lvl+0x6f/0xa0 [ 11.647554][ T268] ? vprintk_emit+0x31b/0x3e0 [ 11.647557][ T268] __might_resched.cold+0x1fe/0x2c1 [ 11.647561][ T268] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.647566][ T268] ? __kmalloc_noprof+0xdb/0x760 [ 11.647571][ T268] __kmalloc_noprof+0x443/0x760 [ 11.647574][ T268] ? alloc_buf.isra.0+0x4b/0x260 [ 11.647579][ T268] ? do_raw_spin_unlock+0x59/0x250 [ 11.647582][ T268] alloc_buf.isra.0+0x4b/0x260 [ 11.647586][ T268] put_chars+0x1e1/0x2f0 [ 11.647588][ T268] ? __send_to_port+0x420/0x420 [ 11.647593][ T268] ? validate_chain+0x34a/0xc20 [ 11.647597][ T268] hvc_console_print+0x292/0x780 [ 11.647599][ T268] ? mark_usage+0x61/0x170 [ 11.647601][ T268] ? __lock_acquire+0x518/0xc20 [ 11.647603][ T268] ? __lock_acquire+0x518/0xc20 [ 11.647607][ T268] ? hvc_write+0x3a0/0x3a0 [ 11.647609][ T268] ? console_emit_next_record+0x1df/0x4c0 [ 11.647613][ T268] ? rcu_is_watching+0x16/0xd0 [ 11.647617][ T268] ? lock_acquire+0x13c/0x160 [ 11.647621][ T268] console_emit_next_record+0x22f/0x4c0 [ 11.647625][ T268] ? devkmsg_read+0x4b0/0x4b0 [ 11.647627][ T268] ? console_flush_one_record+0x106/0x710 [ 11.647630][ T268] ? rcu_is_watching+0x16/0xd0 [ 11.647632][ T268] ? lock_acquire+0x13c/0x160 [ 11.647637][ T268] console_flush_one_record+0x46f/0x710 [ 11.647641][ T268] ? console_emit_next_record+0x4c0/0x4c0 [ 11.647643][ T268] ? __lock_acquire+0x518/0xc20 [ 11.647648][ T268] console_unlock+0xee/0x1f0 [ 11.647651][ T268] ? console_flush_one_record+0x710/0x710 [ 11.647653][ T268] ? rcu_is_watching+0x16/0xd0 [ 11.647655][ T268] ? lock_acquire+0x60/0x160 [ 11.647659][ T268] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.647661][ T268] ? vprintk_emit+0x320/0x3e0 [ 11.647665][ T268] vprintk_emit+0x37c/0x3e0 [ 11.647668][ T268] ? wake_up_klogd_work_func+0x90/0x90 [ 11.647671][ T268] ? __lock_release.isra.0+0x69/0x1a0 [ 11.647673][ T268] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.647677][ T268] ? mark_held_locks+0x40/0x70 [ 11.647681][ T268] _printk+0xc7/0x100 [ 11.647684][ T268] ? snapshot_read.cold+0x21/0x21 [ 11.647688][ T268] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.647701][ T268] ? do_setlink.isra.0+0xa31/0x2750 [ 11.647703][ T268] ? rtnl_newlink+0x9f1/0x11c0 [ 11.647704][ T268] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.647709][ T268] br_set_state+0x22f/0x430 [bridge] [ 11.647719][ T268] br_init_port+0xc4/0x200 [bridge] [ 11.647734][ T268] new_nbp+0x39c/0x580 [bridge] [ 11.647743][ T268] br_add_if+0x212/0x1320 [bridge] [ 11.647751][ T268] ? is_bpf_text_address+0x72/0x110 [ 11.647755][ T268] ? kernel_text_address+0x149/0x170 [ 11.647758][ T268] ? __kernel_text_address+0x12/0x30 [ 11.647762][ T268] do_set_master+0x357/0x580 [ 11.647767][ T268] do_setlink.isra.0+0xa31/0x2750 [ 11.647770][ T268] ? stack_trace_save+0x93/0xc0 [ 11.647773][ T268] ? rtnl_link_get_size+0x350/0x350 [ 11.647775][ T268] ? rcu_read_lock_any_held+0x66/0x90 [ 11.647777][ T268] ? stack_depot_save_flags+0x38e/0x790 [ 11.647781][ T268] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.647784][ T268] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.647786][ T268] ? validate_chain+0x38b/0xc20 [ 11.647788][ T268] ? kasan_save_stack+0x3d/0x50 [ 11.647791][ T268] ? kasan_save_stack+0x2f/0x50 [ 11.647793][ T268] ? kasan_save_track+0x14/0x30 [ 11.647796][ T268] ? __lock_acquire+0x518/0xc20 [ 11.647798][ T268] ? netlink_seq_next+0xe/0x60 [ 11.647801][ T268] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.647805][ T268] ? lock_acquire.part.0+0xd4/0x280 [ 11.647807][ T268] ? rtnl_newlink+0x9a8/0x11c0 [ 11.647810][ T268] ? rcu_is_watching+0x16/0xd0 [ 11.647812][ T268] ? lock_acquire+0x13c/0x160 [ 11.647814][ T268] ? rcu_is_watching+0x16/0xd0 [ 11.647816][ T268] ? rcu_is_watching+0x16/0xd0 [ 11.647818][ T268] ? trace_contention_end+0xb3/0x180 [ 11.647822][ T268] ? __mutex_lock+0x1db/0x1ea0 [ 11.647824][ T268] ? __mutex_lock+0x9a3/0x1ea0 [ 11.647826][ T268] ? rtnl_newlink+0x9a8/0x11c0 [ 11.647830][ T268] ? ww_mutex_lock+0x160/0x160 [ 11.647831][ T268] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.647837][ T268] ? __rtnl_newlink+0x3fa/0xa50 [ 11.647842][ T268] rtnl_newlink+0x9f1/0x11c0 [ 11.647847][ T268] ? rtnl_bridge_getlink+0x850/0x850 [ 11.647849][ T268] ? __lock_acquire+0x518/0xc20 [ 11.647853][ T268] ? lock_acquire.part.0+0xd4/0x280 [ 11.647855][ T268] ? find_held_lock+0x2b/0x80 [ 11.647858][ T268] ? rtnl_bridge_getlink+0x850/0x850 [ 11.647859][ T268] ? __lock_release.isra.0+0x69/0x1a0 [ 11.647863][ T268] ? rtnl_bridge_getlink+0x850/0x850 [ 11.647865][ T268] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.647868][ T268] ? rtnl_link_fill+0x920/0x920 [ 11.647870][ T268] ? __lock_acquire+0x518/0xc20 [ 11.647874][ T268] ? lock_acquire.part.0+0xd4/0x280 [ 11.647876][ T268] ? find_held_lock+0x2b/0x80 [ 11.647880][ T268] netlink_rcv_skb+0x14e/0x3a0 [ 11.647881][ T268] ? rtnl_link_fill+0x920/0x920 [ 11.647884][ T268] ? netlink_ack+0xcf0/0xcf0 [ 11.647890][ T268] ? netlink_deliver_tap+0xc5/0x330 [ 11.647892][ T268] ? netlink_deliver_tap+0x13c/0x330 [ 11.647896][ T268] netlink_unicast+0x486/0x750 [ 11.647900][ T268] ? netlink_attachskb+0x810/0x810 [ 11.647903][ T268] ? __lock_acquire+0x518/0xc20 [ 11.647907][ T268] netlink_sendmsg+0x735/0xc60 [ 11.647911][ T268] ? netlink_unicast+0x750/0x750 [ 11.647915][ T268] ? __might_fault+0x97/0x140 [ 11.647920][ T268] ____sys_sendmsg+0x415/0x880 [ 11.647922][ T268] ? copy_msghdr_from_user+0x279/0x420 [ 11.647925][ T268] ? get_timestamp.constprop.0+0x390/0x390 [ 11.647926][ T268] ? move_addr_to_kernel+0x40/0x40 [ 11.647934][ T268] ___sys_sendmsg+0x14e/0x1d0 [ 11.647937][ T268] ? copy_msghdr_from_user+0x420/0x420 [ 11.647953][ T268] __sys_sendmsg+0x12c/0x1d0 [ 11.647956][ T268] ? __sys_sendmsg_sock+0x20/0x20 [ 11.647963][ T268] ? rcu_is_watching+0x16/0xd0 [ 11.647967][ T268] do_syscall_64+0xff/0x530 [ 11.647969][ T268] ? exc_page_fault+0xee/0x100 [ 11.647972][ T268] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.647974][ T268] RIP: 0033:0x7f40f99a354e [ 11.647978][ T268] 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 [ 11.647980][ T268] RSP: 002b:00007ffc9e058e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.647983][ T268] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f40f99a354e [ 11.647984][ T268] RDX: 0000000000000000 RSI: 00007ffc9e058f30 RDI: 0000000000000005 [ 11.647985][ T268] RBP: 00007ffc9e058e90 R08: 0000000000000000 R09: 0000000000000000 [ 11.647986][ T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a6ba [ 11.647987][ T268] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9e0595f0 [ 11.647994][ T268] [ 11.699287][ T268] br0: port 1(veth1) entered disabled state [ 11.699636][ T268] veth1: entered allmulticast mode [ 11.701927][ T268] veth1: entered promiscuous mode [ 11.725661][ T268] ip (268) used greatest stack depth: 23336 bytes left [ 11.746705][ T38] br0: port 1(veth1) entered blocking state [ 11.747267][ T38] br0: port 1(veth1) entered forwarding state [ 11.811480][ T271] br0: port 2(veth2) entered blocking state [ 11.811855][ T271] br0: port 2(veth2) entered disabled state [ 11.812797][ T271] veth2: entered allmulticast mode [ 11.814738][ T271] veth2: entered promiscuous mode [ 11.856659][ T46] br0: port 2(veth2) entered blocking state [ 11.856989][ T46] br0: port 2(veth2) entered forwarding state [ 27.021135][ C2] [ 27.021151][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.021154][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 27.021155][ C2] preempt_count: 104, expected: 0 [ 27.021156][ C2] RCU nest depth: 0, expected: 0 [ 27.021157][ C2] INFO: lockdep is turned off. [ 27.021158][ C2] irq event stamp: 1010266 [ 27.021159][ C2] hardirqs last enabled at (1010266): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.021168][ C2] hardirqs last disabled at (1010265): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.021170][ C2] softirqs last enabled at (1010256): [] handle_softirqs+0x67c/0x900 [ 27.021174][ C2] softirqs last disabled at (1010263): [] __irq_exit_rcu+0x145/0x1c0 [ 27.021175][ C2] Preemption disabled at: [ 27.021176][ C2] [<0000000000000000>] 0x0 [ 27.021182][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.021186][ C2] Tainted: [W]=WARN [ 27.021187][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.021188][ C2] Call Trace: [ 27.021190][ C2] [ 27.021192][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.021197][ C2] __might_resched.cold+0x1fe/0x2c1 [ 27.021201][ C2] ? find_held_lock+0x2b/0x80 [ 27.021203][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.021207][ C2] ? __asan_memcpy+0x3c/0x60 [ 27.021210][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021214][ C2] __kmalloc_noprof+0x443/0x760 [ 27.021217][ C2] ? __rwlock_init+0x150/0x150 [ 27.021219][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 27.021222][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 27.021224][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.021226][ C2] put_chars+0x1e1/0x2f0 [ 27.021228][ C2] ? __send_to_port+0x420/0x420 [ 27.021230][ C2] ? console_prepend_replay+0x20/0x20 [ 27.021233][ C2] hvc_console_print+0x292/0x780 [ 27.021237][ C2] ? hvc_write+0x3a0/0x3a0 [ 27.021238][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021240][ C2] ? lock_acquire+0x13c/0x160 [ 27.021242][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.021245][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 27.021247][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021249][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021251][ C2] ? lock_acquire+0x13c/0x160 [ 27.021253][ C2] ? console_flush_one_record+0x111/0x710 [ 27.021254][ C2] console_flush_one_record+0x46f/0x710 [ 27.021257][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 27.021260][ C2] console_unlock+0xee/0x1f0 [ 27.021261][ C2] ? lock_acquire+0x13c/0x160 [ 27.021263][ C2] ? console_flush_one_record+0x710/0x710 [ 27.021264][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021266][ C2] ? lock_release+0x184/0x1f0 [ 27.021268][ C2] ? lock_acquire+0x60/0x160 [ 27.021269][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.021271][ C2] ? vprintk_emit+0x320/0x3e0 [ 27.021274][ C2] vprintk_emit+0x37c/0x3e0 [ 27.021276][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 27.021278][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.021290][ C2] ? lock_release+0x184/0x1f0 [ 27.021291][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.021298][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.021304][ C2] ? is_module_text_address+0x154/0x250 [ 27.021308][ C2] _printk+0xc7/0x100 [ 27.021312][ C2] ? snapshot_read.cold+0x21/0x21 [ 27.021313][ C2] ? arch_stack_walk+0xd7/0x130 [ 27.021317][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.021320][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.021321][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.021323][ C2] mark_lock_irq+0x989/0x9c0 [ 27.021326][ C2] mark_lock+0x1d7/0xa00 [ 27.021328][ C2] mark_usage+0x42/0x170 [ 27.021330][ C2] __lock_acquire+0x388/0xc20 [ 27.021332][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.021334][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.021341][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021343][ C2] ? lock_acquire+0x13c/0x160 [ 27.021344][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.021351][ C2] _raw_spin_lock+0x33/0x40 [ 27.021353][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.021360][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.021367][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.021373][ C2] call_timer_fn+0x160/0x4d0 [ 27.021376][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.021378][ C2] ? debug_object_active_state+0x430/0x430 [ 27.021382][ C2] ? find_held_lock+0x2b/0x80 [ 27.021383][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.021385][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021388][ C2] __run_timers+0x68f/0xaa0 [ 27.021390][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.021397][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.021399][ C2] ? __lock_acquire+0x518/0xc20 [ 27.021401][ C2] ? __rwlock_init+0x150/0x150 [ 27.021404][ C2] run_timer_softirq+0xf0/0x160 [ 27.021406][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.021408][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.021410][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021412][ C2] handle_softirqs+0x1d3/0x900 [ 27.021414][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.021415][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.021417][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.021419][ C2] irq_exit_rcu+0xe/0x30 [ 27.021421][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.021423][ C2] [ 27.021424][ C2] [ 27.021424][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 27.021426][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.021428][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.021431][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.021433][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.021436][ C2] RAX: 00000000000f6a55 RBX: ff11000001bec6c0 RCX: ffffffff96af0307 [ 27.021438][ C2] RDX: ff11000001bec6c0 RSI: ffffffff99838af6 RDI: ffffffff9928d8e0 [ 27.021438][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.021439][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.021440][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.021442][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.021445][ C2] default_idle+0x9/0x10 [ 27.021447][ C2] default_idle_call+0x6e/0xb0 [ 27.021449][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.021450][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.021452][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.021454][ C2] ? default_idle_call+0x98/0xb0 [ 27.021456][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.021458][ C2] do_idle+0xd8/0x190 [ 27.021460][ C2] cpu_startup_entry+0x53/0x70 [ 27.021461][ C2] start_secondary+0x204/0x2b0 [ 27.021463][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.021465][ C2] common_startup_64+0x13e/0x148 [ 27.021469][ C2] [ 27.042616][ C2] ======================================================== [ 27.042873][ C2] WARNING: possible irq lock inversion dependency detected [ 27.043128][ C2] 7.2.0-virtme #1 Tainted: G W [ 27.043303][ C2] -------------------------------------------------------- [ 27.043567][ C2] swapper/2/0 just changed the state of lock: [ 27.043791][ C2] ff1100000d712e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.044130][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.044342][ C2] (fs_reclaim){+.+.}-{0:0} [ 27.044345][ C2] [ 27.044345][ C2] [ 27.044345][ C2] and interrupts could create inverse lock ordering between them. [ 27.044345][ C2] [ 27.044958][ C2] [ 27.044958][ C2] other info that might help us debug this: [ 27.045217][ C2] Chain exists of: [ 27.045217][ C2] &br->lock --> console_owner --> fs_reclaim [ 27.045217][ C2] [ 27.045580][ C2] Possible interrupt unsafe locking scenario: [ 27.045580][ C2] [ 27.045845][ C2] CPU0 CPU1 [ 27.045985][ C2] ---- ---- [ 27.046178][ C2] lock(fs_reclaim); [ 27.046284][ C2] local_irq_disable(); [ 27.046509][ C2] lock(&br->lock); [ 27.046731][ C2] lock(console_owner); [ 27.046915][ C2] [ 27.047069][ C2] lock(&br->lock); [ 27.047183][ C2] [ 27.047183][ C2] *** DEADLOCK *** [ 27.047183][ C2] [ 27.047431][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 27.047608][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.047944][ C2] [ 27.047944][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 27.048239][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 27.048435][ C2] HARDIRQ-ON-W at: [ 27.048545][ C2] __lock_acquire+0x388/0xc20 [ 27.048775][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.048957][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.049197][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.049455][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.049666][ C2] workqueue_init+0x2a/0x680 [ 27.049899][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.050164][ C2] kernel_init+0x21/0x150 [ 27.050340][ C2] ret_from_fork+0x474/0x6b0 [ 27.050565][ C2] ret_from_fork_asm+0x11/0x20 [ 27.050787][ C2] SOFTIRQ-ON-W at: [ 27.050900][ C2] __lock_acquire+0x388/0xc20 [ 27.051128][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.051309][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.051532][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.051789][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.052008][ C2] workqueue_init+0x2a/0x680 [ 27.052237][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.052501][ C2] kernel_init+0x21/0x150 [ 27.052677][ C2] ret_from_fork+0x474/0x6b0 [ 27.052908][ C2] ret_from_fork_asm+0x11/0x20 [ 27.053135][ C2] INITIAL USE at: [ 27.053241][ C2] __lock_acquire+0x388/0xc20 [ 27.053469][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.053642][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.053872][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.054131][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.054349][ C2] workqueue_init+0x2a/0x680 [ 27.054585][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.054808][ C2] kernel_init+0x21/0x150 [ 27.054997][ C2] ret_from_fork+0x474/0x6b0 [ 27.055223][ C2] ret_from_fork_asm+0x11/0x20 [ 27.055444][ C2] } [ 27.055518][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.055778][ C2] ... acquired at: [ 27.055890][ C2] __lock_acquire+0x518/0xc20 [ 27.056031][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.056219][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.056359][ C2] __kmalloc_noprof+0xd3/0x760 [ 27.056545][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.056684][ C2] put_chars+0x1e1/0x2f0 [ 27.056874][ C2] hvc_console_print+0x292/0x780 [ 27.057014][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.057208][ C2] console_flush_one_record+0x46f/0x710 [ 27.057348][ C2] console_unlock+0xee/0x1f0 [ 27.057535][ C2] vprintk_emit+0x37c/0x3e0 [ 27.057676][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 27.057874][ C2] dev_printk_emit+0xb9/0xee [ 27.058015][ C2] _dev_info+0xe2/0x116 [ 27.058178][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.058357][ C2] cmos_do_probe+0x73b/0x98a [ 27.058543][ C2] platform_probe+0xfe/0x1f0 [ 27.058686][ C2] call_driver_probe+0x61/0x1c0 [ 27.058881][ C2] really_probe+0x199/0x760 [ 27.059022][ C2] __driver_probe_device+0x24f/0x440 [ 27.059215][ C2] driver_probe_device+0x4a/0xf0 [ 27.059355][ C2] __driver_attach+0x1b8/0x540 [ 27.059544][ C2] bus_for_each_dev+0x130/0x1e0 [ 27.059683][ C2] bus_add_driver+0x2c8/0x530 [ 27.059874][ C2] driver_register+0x1a3/0x390 [ 27.060016][ C2] __platform_driver_probe+0x13f/0x270 [ 27.060209][ C2] cmos_init+0x31/0x40 [ 27.060317][ C2] do_one_initcall+0x124/0x4f0 [ 27.060506][ C2] kernel_init_freeable+0x596/0x630 [ 27.060646][ C2] kernel_init+0x21/0x150 [ 27.060835][ C2] ret_from_fork+0x474/0x6b0 [ 27.060980][ C2] ret_from_fork_asm+0x11/0x20 [ 27.061171][ C2] [ 27.061243][ C2] -> (console_owner){....}-{0:0} { [ 27.061435][ C2] INITIAL USE at: [ 27.061541][ C2] } [ 27.061612][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.061875][ C2] ... acquired at: [ 27.061977][ C2] __lock_acquire+0x518/0xc20 [ 27.062169][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.062308][ C2] console_lock_spinning_enable+0x5c/0x60 [ 27.062535][ C2] console_emit_next_record+0x1d1/0x4c0 [ 27.062674][ C2] console_flush_one_record+0x46f/0x710 [ 27.062869][ C2] console_unlock+0xee/0x1f0 [ 27.063008][ C2] vprintk_emit+0x37c/0x3e0 [ 27.063196][ C2] _printk+0xc7/0x100 [ 27.063301][ C2] br_set_state+0x22f/0x430 [bridge] [ 27.063496][ C2] br_init_port+0xc4/0x200 [bridge] [ 27.063641][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 27.063873][ C2] br_port_carrier_check+0x220/0x430 [bridge] [ 27.064103][ C2] br_device_event+0x52d/0x8f0 [bridge] [ 27.064252][ C2] notifier_call_chain+0xae/0x300 [ 27.064437][ C2] netif_state_change+0x139/0x340 [ 27.064578][ C2] __linkwatch_run_queue+0x34c/0x750 [ 27.064766][ C2] linkwatch_event+0x7f/0xb0 [ 27.064914][ C2] process_one_work+0xe3e/0x1560 [ 27.065101][ C2] worker_thread+0x4f1/0xd60 [ 27.065247][ C2] kthread+0x367/0x460 [ 27.065350][ C2] ret_from_fork+0x474/0x6b0 [ 27.065538][ C2] ret_from_fork_asm+0x11/0x20 [ 27.065679][ C2] [ 27.065795][ C2] -> (&br->lock){+.-.}-{3:3} { [ 27.065944][ C2] HARDIRQ-ON-W at: [ 27.066097][ C2] __lock_acquire+0x388/0xc20 [ 27.066278][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.066513][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.066689][ C2] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.066960][ C2] br_dev_open+0x94/0x120 [bridge] [ 27.067193][ C2] __dev_open+0x2f3/0x610 [ 27.067369][ C2] __dev_change_flags+0x4a4/0x660 [ 27.067607][ C2] netif_change_flags+0x87/0x190 [ 27.067835][ C2] do_setlink.isra.0+0x1cc3/0x2750 [ 27.068019][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.068198][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.068422][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.068598][ C2] netlink_unicast+0x486/0x750 [ 27.068822][ C2] netlink_sendmsg+0x735/0xc60 [ 27.069004][ C2] ____sys_sendmsg+0x415/0x880 [ 27.069229][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.069454][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.069634][ C2] do_syscall_64+0xff/0x530 [ 27.069865][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.070129][ C2] IN-SOFTIRQ-W at: [ 27.070239][ C2] __lock_acquire+0x388/0xc20 [ 27.070462][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.070643][ C2] _raw_spin_lock+0x33/0x40 [ 27.070878][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.071153][ C2] call_timer_fn+0x160/0x4d0 [ 27.071333][ C2] __run_timers+0x68f/0xaa0 [ 27.071555][ C2] run_timer_softirq+0xf0/0x160 [ 27.071779][ C2] handle_softirqs+0x1d3/0x900 [ 27.071956][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.072190][ C2] irq_exit_rcu+0xe/0x30 [ 27.072372][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.072635][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.072902][ C2] pv_native_safe_halt+0xf/0x10 [ 27.073132][ C2] default_idle+0x9/0x10 [ 27.073312][ C2] default_idle_call+0x6e/0xb0 [ 27.073534][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.073795][ C2] do_idle+0xd8/0x190 [ 27.073945][ C2] cpu_startup_entry+0x53/0x70 [ 27.074177][ C2] start_secondary+0x204/0x2b0 [ 27.074354][ C2] common_startup_64+0x13e/0x148 [ 27.074579][ C2] INITIAL USE at: [ 27.074684][ C2] __lock_acquire+0x388/0xc20 [ 27.074914][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.075142][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.075322][ C2] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.075590][ C2] br_dev_open+0x94/0x120 [bridge] [ 27.075818][ C2] __dev_open+0x2f3/0x610 [ 27.075997][ C2] __dev_change_flags+0x4a4/0x660 [ 27.076181][ C2] netif_change_flags+0x87/0x190 [ 27.076355][ C2] do_setlink.isra.0+0x1cc3/0x2750 [ 27.076526][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.076749][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.076936][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.077169][ C2] netlink_unicast+0x486/0x750 [ 27.077393][ C2] netlink_sendmsg+0x735/0xc60 [ 27.077569][ C2] ____sys_sendmsg+0x415/0x880 [ 27.077795][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.077976][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.078202][ C2] do_syscall_64+0xff/0x530 [ 27.078430][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.078642][ C2] } [ 27.078762][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.078980][ C2] ... acquired at: [ 27.079145][ C2] mark_lock+0x1d7/0xa00 [ 27.079281][ C2] mark_usage+0x42/0x170 [ 27.079465][ C2] __lock_acquire+0x388/0xc20 [ 27.079603][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.079788][ C2] _raw_spin_lock+0x33/0x40 [ 27.079934][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.080164][ C2] call_timer_fn+0x160/0x4d0 [ 27.080301][ C2] __run_timers+0x68f/0xaa0 [ 27.080485][ C2] run_timer_softirq+0xf0/0x160 [ 27.080622][ C2] handle_softirqs+0x1d3/0x900 [ 27.080812][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.080957][ C2] irq_exit_rcu+0xe/0x30 [ 27.081150][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.081369][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.081539][ C2] pv_native_safe_halt+0xf/0x10 [ 27.081731][ C2] default_idle+0x9/0x10 [ 27.081875][ C2] default_idle_call+0x6e/0xb0 [ 27.082061][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.082250][ C2] do_idle+0xd8/0x190 [ 27.082404][ C2] cpu_startup_entry+0x53/0x70 [ 27.082545][ C2] start_secondary+0x204/0x2b0 [ 27.082728][ C2] common_startup_64+0x13e/0x148 [ 27.082871][ C2] [ 27.082943][ C2] [ 27.082943][ C2] stack backtrace: [ 27.083172][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.083176][ C2] Tainted: [W]=WARN [ 27.083177][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.083178][ C2] Call Trace: [ 27.083179][ C2] [ 27.083181][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.083185][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.083188][ C2] mark_lock_irq+0x989/0x9c0 [ 27.083191][ C2] mark_lock+0x1d7/0xa00 [ 27.083193][ C2] mark_usage+0x42/0x170 [ 27.083195][ C2] __lock_acquire+0x388/0xc20 [ 27.083197][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.083199][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.083207][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.083210][ C2] ? lock_acquire+0x13c/0x160 [ 27.083212][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.083219][ C2] _raw_spin_lock+0x33/0x40 [ 27.083221][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.083227][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.083233][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.083239][ C2] call_timer_fn+0x160/0x4d0 [ 27.083242][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.083244][ C2] ? debug_object_active_state+0x430/0x430 [ 27.083248][ C2] ? find_held_lock+0x2b/0x80 [ 27.083249][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.083251][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.083254][ C2] __run_timers+0x68f/0xaa0 [ 27.083255][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.083262][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.083264][ C2] ? __lock_acquire+0x518/0xc20 [ 27.083267][ C2] ? __rwlock_init+0x150/0x150 [ 27.083270][ C2] run_timer_softirq+0xf0/0x160 [ 27.083272][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.083273][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.083276][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.083277][ C2] handle_softirqs+0x1d3/0x900 [ 27.083280][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.083281][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.083283][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.083285][ C2] irq_exit_rcu+0xe/0x30 [ 27.083286][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.083288][ C2] [ 27.083288][ C2] [ 27.083289][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 27.083291][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.083293][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.083295][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.083297][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.083299][ C2] RAX: 00000000000f6a55 RBX: ff11000001bec6c0 RCX: ffffffff96af0307 [ 27.083300][ C2] RDX: ff11000001bec6c0 RSI: ffffffff99838af6 RDI: ffffffff9928d8e0 [ 27.083301][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.083302][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.083303][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.083305][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.083307][ C2] default_idle+0x9/0x10 [ 27.083309][ C2] default_idle_call+0x6e/0xb0 [ 27.083311][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.083312][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.083314][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.083315][ C2] ? default_idle_call+0x98/0xb0 [ 27.083317][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.083319][ C2] do_idle+0xd8/0x190 [ 27.083321][ C2] cpu_startup_entry+0x53/0x70 [ 27.083322][ C2] start_secondary+0x204/0x2b0 [ 27.083324][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.083326][ C2] common_startup_64+0x13e/0x148 [ 27.083329][ C2] [ 50.860880][ T2058] br0: port 2(veth2) entered disabled state [ 50.860898][ T2058] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 50.860901][ T2058] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2058, name: ip [ 50.860903][ T2058] preempt_count: 202, expected: 0 [ 50.860904][ T2058] RCU nest depth: 0, expected: 0 [ 50.860905][ T2058] INFO: lockdep is turned off. [ 50.860906][ T2058] irq event stamp: 0 [ 50.860907][ T2058] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.860912][ T2058] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 50.860918][ T2058] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 50.860920][ T2058] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.860922][ T2058] Preemption disabled at: [ 50.860923][ T2058] [<0000000000000000>] 0x0 [ 50.860927][ T2058] CPU: 3 UID: 0 PID: 2058 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 50.860931][ T2058] Tainted: [W]=WARN [ 50.860932][ T2058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.860934][ T2058] Call Trace: [ 50.860935][ T2058] [ 50.860936][ T2058] dump_stack_lvl+0x6f/0xa0 [ 50.860942][ T2058] __might_resched.cold+0x1fe/0x2c1 [ 50.860946][ T2058] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 50.860951][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.860955][ T2058] __kmalloc_noprof+0x443/0x760 [ 50.860959][ T2058] ? __rwlock_init+0x150/0x150 [ 50.860961][ T2058] ? alloc_buf.isra.0+0x4b/0x260 [ 50.860965][ T2058] ? do_raw_spin_unlock+0x59/0x250 [ 50.860967][ T2058] alloc_buf.isra.0+0x4b/0x260 [ 50.860969][ T2058] put_chars+0x1e1/0x2f0 [ 50.860971][ T2058] ? __send_to_port+0x420/0x420 [ 50.860973][ T2058] ? printk_get_next_message+0x240/0x650 [ 50.860976][ T2058] hvc_console_print+0x292/0x780 [ 50.860979][ T2058] ? hvc_write+0x3a0/0x3a0 [ 50.860982][ T2058] ? __rwlock_init+0x150/0x150 [ 50.860983][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.860985][ T2058] ? lock_acquire+0x13c/0x160 [ 50.860987][ T2058] console_emit_next_record+0x22f/0x4c0 [ 50.860990][ T2058] ? devkmsg_read+0x4b0/0x4b0 [ 50.860992][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.860993][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.860995][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.860997][ T2058] ? lock_acquire+0x13c/0x160 [ 50.860999][ T2058] ? console_flush_one_record+0x111/0x710 [ 50.861001][ T2058] console_flush_one_record+0x46f/0x710 [ 50.861003][ T2058] ? console_emit_next_record+0x4c0/0x4c0 [ 50.861006][ T2058] console_unlock+0xee/0x1f0 [ 50.861008][ T2058] ? lock_acquire+0x13c/0x160 [ 50.861009][ T2058] ? console_flush_one_record+0x710/0x710 [ 50.861011][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861013][ T2058] ? lock_release+0x184/0x1f0 [ 50.861020][ T2058] ? lock_acquire+0x60/0x160 [ 50.861022][ T2058] ? __rcu_read_lock+0x30/0x70 [ 50.861024][ T2058] ? __down_trylock_console_sem+0x5e/0xa0 [ 50.861026][ T2058] ? vprintk_emit+0x320/0x3e0 [ 50.861028][ T2058] vprintk_emit+0x37c/0x3e0 [ 50.861030][ T2058] ? wake_up_klogd_work_func+0x90/0x90 [ 50.861032][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861034][ T2058] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.861036][ T2058] ? trace_hardirqs_on+0x36/0x40 [ 50.861038][ T2058] _printk+0xc7/0x100 [ 50.861041][ T2058] ? snapshot_read.cold+0x21/0x21 [ 50.861044][ T2058] ? ipv6_mc_down+0x17e/0x2d0 [ 50.861049][ T2058] br_set_state+0x22f/0x430 [bridge] [ 50.861063][ T2058] br_stp_disable_port+0x11f/0x390 [bridge] [ 50.861071][ T2058] br_device_event+0x7b5/0x8f0 [bridge] [ 50.861083][ T2058] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 50.861086][ T2058] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 50.861089][ T2058] ? addrconf_notify+0x2c8/0xf30 [ 50.861092][ T2058] notifier_call_chain+0xae/0x300 [ 50.861096][ T2058] __dev_notify_flags+0x23c/0x3c0 [ 50.861100][ T2058] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.861101][ T2058] ? netif_change_name+0x8c0/0x8c0 [ 50.861103][ T2058] ? netif_set_allmulti+0x250/0x250 [ 50.861105][ T2058] ? __kernel_text_address+0x12/0x30 [ 50.861107][ T2058] ? write_profile+0xf0/0xf0 [ 50.861110][ T2058] ? unwind_get_return_address+0x67/0xd0 [ 50.861113][ T2058] netif_change_flags+0xfe/0x190 [ 50.861115][ T2058] do_setlink.isra.0+0x1cc3/0x2750 [ 50.861118][ T2058] ? stack_trace_save+0x93/0xc0 [ 50.861120][ T2058] ? rtnl_link_get_size+0x350/0x350 [ 50.861121][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861123][ T2058] ? stack_depot_save_flags+0x1bc/0x790 [ 50.861127][ T2058] ? kasan_save_stack+0x3d/0x50 [ 50.861130][ T2058] ? kasan_save_stack+0x2f/0x50 [ 50.861131][ T2058] ? kasan_save_track+0x14/0x30 [ 50.861133][ T2058] ? __kasan_kmalloc+0x7b/0x90 [ 50.861136][ T2058] ? __kmalloc_cache_noprof+0x29a/0x620 [ 50.861139][ T2058] ? rtnl_newlink+0x124/0x11c0 [ 50.861141][ T2058] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 50.861143][ T2058] ? netlink_rcv_skb+0x14e/0x3a0 [ 50.861147][ T2058] ? netlink_unicast+0x486/0x750 [ 50.861149][ T2058] ? netlink_sendmsg+0x735/0xc60 [ 50.861150][ T2058] ? ____sys_sendmsg+0x415/0x880 [ 50.861153][ T2058] ? ___sys_sendmsg+0x14e/0x1d0 [ 50.861154][ T2058] ? __sys_sendmsg+0x12c/0x1d0 [ 50.861156][ T2058] ? do_syscall_64+0xff/0x530 [ 50.861158][ T2058] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 50.861161][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861163][ T2058] ? lock_acquire+0x13c/0x160 [ 50.861164][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861166][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861168][ T2058] ? trace_contention_end+0xb3/0x180 [ 50.861171][ T2058] ? __mutex_lock+0x1db/0x1ea0 [ 50.861173][ T2058] ? __mutex_lock+0x9a3/0x1ea0 [ 50.861174][ T2058] ? rtnl_newlink+0x9a8/0x11c0 [ 50.861176][ T2058] ? ww_mutex_lock+0x160/0x160 [ 50.861178][ T2058] ? __rtnl_newlink+0x3fa/0xa50 [ 50.861180][ T2058] rtnl_newlink+0x9f1/0x11c0 [ 50.861182][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861184][ T2058] ? rtnl_bridge_getlink+0x850/0x850 [ 50.861185][ T2058] ? lock_acquire+0x13c/0x160 [ 50.861187][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861189][ T2058] ? is_bpf_text_address+0x3e/0x110 [ 50.861192][ T2058] ? is_bpf_text_address+0x72/0x110 [ 50.861194][ T2058] ? kernel_text_address+0x149/0x170 [ 50.861196][ T2058] ? __kernel_text_address+0x12/0x30 [ 50.861197][ T2058] ? write_profile+0xf0/0xf0 [ 50.861198][ T2058] ? unwind_get_return_address+0x67/0xd0 [ 50.861199][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861201][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861203][ T2058] ? cap_capable+0x1d7/0x3d0 [ 50.861207][ T2058] ? lock_acquire+0x13c/0x160 [ 50.861208][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861210][ T2058] ? rtnl_bridge_getlink+0x850/0x850 [ 50.861211][ T2058] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 50.861213][ T2058] ? rtnl_link_fill+0x920/0x920 [ 50.861214][ T2058] ? filter_irq_stacks+0xd0/0xd0 [ 50.861216][ T2058] ? stack_depot_save_flags+0x1bc/0x790 [ 50.861218][ T2058] netlink_rcv_skb+0x14e/0x3a0 [ 50.861220][ T2058] ? rtnl_link_fill+0x920/0x920 [ 50.861221][ T2058] ? lock_release+0x184/0x1f0 [ 50.861223][ T2058] ? netlink_ack+0xcf0/0xcf0 [ 50.861224][ T2058] ? __netlink_lookup+0xb9/0x6b0 [ 50.861226][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861228][ T2058] ? lock_release+0x184/0x1f0 [ 50.861230][ T2058] netlink_unicast+0x486/0x750 [ 50.861232][ T2058] ? netlink_attachskb+0x810/0x810 [ 50.861234][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861236][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861237][ T2058] ? lock_acquire+0x13c/0x160 [ 50.861239][ T2058] netlink_sendmsg+0x735/0xc60 [ 50.861241][ T2058] ? netlink_unicast+0x750/0x750 [ 50.861243][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861245][ T2058] ? lock_release+0x184/0x1f0 [ 50.861247][ T2058] ____sys_sendmsg+0x415/0x880 [ 50.861249][ T2058] ? copy_msghdr_from_user+0x279/0x420 [ 50.861250][ T2058] ? get_timestamp.constprop.0+0x390/0x390 [ 50.861252][ T2058] ? move_addr_to_kernel+0x40/0x40 [ 50.861253][ T2058] ? filter_irq_stacks+0xd0/0xd0 [ 50.861256][ T2058] ___sys_sendmsg+0x14e/0x1d0 [ 50.861258][ T2058] ? copy_msghdr_from_user+0x420/0x420 [ 50.861263][ T2058] __sys_sendmsg+0x12c/0x1d0 [ 50.861265][ T2058] ? __sys_sendmsg_sock+0x20/0x20 [ 50.861268][ T2058] ? rcu_is_watching+0x16/0xd0 [ 50.861270][ T2058] do_syscall_64+0xff/0x530 [ 50.861271][ T2058] ? exc_page_fault+0xee/0x100 [ 50.861273][ T2058] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 50.861275][ T2058] RIP: 0033:0x7f7240daa54e [ 50.861277][ T2058] 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 [ 50.861278][ T2058] RSP: 002b:00007ffe4de1a2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.861282][ T2058] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7240daa54e [ 50.861284][ T2058] RDX: 0000000000000000 RSI: 00007ffe4de1a360 RDI: 0000000000000005 [ 50.861285][ T2058] RBP: 00007ffe4de1a2c0 R08: 0000000000000000 R09: 0000000000000000 [ 50.861286][ T2058] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a6e1 [ 50.861286][ T2058] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4de1aa20 [ 50.861289][ T2058] [ 50.896732][ T2058] ip (2058) used greatest stack depth: 23016 bytes left [ 50.908996][ T2059] veth2: left allmulticast mode [ 50.909202][ T2059] veth2: left promiscuous mode [ 50.909419][ T2059] br0: port 2(veth2) entered disabled state [ 50.926824][ T2060] br0: port 1(veth1) entered disabled state [ 50.945068][ T2062] veth1: left allmulticast mode [ 50.945264][ T2062] veth1: left promiscuous mode [ 50.945478][ T2062] br0: port 1(veth1) entered disabled state [ 51.134952][ T2080] br0: port 1(veth1) entered blocking state [ 51.135199][ T2080] br0: port 1(veth1) entered disabled state [ 51.135398][ T2080] veth1: entered allmulticast mode [ 51.136346][ T2080] veth1: entered promiscuous mode [ 51.157312][ T2081] br0: port 1(veth1) entered blocking state [ 51.157570][ T2081] br0: port 1(veth1) entered forwarding state [ 51.234800][ T2085] br0: port 2(veth2) entered blocking state [ 51.235027][ T2085] br0: port 2(veth2) entered disabled state [ 51.235260][ T2085] veth2: entered allmulticast mode [ 51.236205][ T2085] veth2: entered promiscuous mode [ 51.252878][ T38] br0: port 2(veth2) entered blocking state [ 51.257994][ T38] br0: port 2(veth2) entered forwarding state [ 88.378540][ T3881] br0: port 2(veth2) entered disabled state [ 88.378557][ T3881] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 88.378560][ T3881] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 3881, name: ip [ 88.378562][ T3881] preempt_count: 202, expected: 0 [ 88.378563][ T3881] RCU nest depth: 0, expected: 0 [ 88.378563][ T3881] INFO: lockdep is turned off. [ 88.378564][ T3881] irq event stamp: 0 [ 88.378565][ T3881] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 88.378570][ T3881] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 88.378577][ T3881] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 88.378578][ T3881] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 88.378580][ T3881] Preemption disabled at: [ 88.378581][ T3881] [<0000000000000000>] 0x0 [ 88.378585][ T3881] CPU: 0 UID: 0 PID: 3881 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 88.378589][ T3881] Tainted: [W]=WARN [ 88.378590][ T3881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.378592][ T3881] Call Trace: [ 88.378593][ T3881] [ 88.378595][ T3881] dump_stack_lvl+0x6f/0xa0 [ 88.378601][ T3881] __might_resched.cold+0x1fe/0x2c1 [ 88.378605][ T3881] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 88.378608][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378612][ T3881] __kmalloc_noprof+0x443/0x760 [ 88.378616][ T3881] ? __rwlock_init+0x150/0x150 [ 88.378619][ T3881] ? alloc_buf.isra.0+0x4b/0x260 [ 88.378623][ T3881] ? do_raw_spin_unlock+0x59/0x250 [ 88.378624][ T3881] alloc_buf.isra.0+0x4b/0x260 [ 88.378626][ T3881] put_chars+0x1e1/0x2f0 [ 88.378629][ T3881] ? __send_to_port+0x420/0x420 [ 88.378631][ T3881] ? printk_get_next_message+0x240/0x650 [ 88.378634][ T3881] hvc_console_print+0x292/0x780 [ 88.378637][ T3881] ? hvc_write+0x3a0/0x3a0 [ 88.378640][ T3881] ? __rwlock_init+0x150/0x150 [ 88.378641][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378643][ T3881] ? lock_acquire+0x13c/0x160 [ 88.378645][ T3881] console_emit_next_record+0x22f/0x4c0 [ 88.378648][ T3881] ? devkmsg_read+0x4b0/0x4b0 [ 88.378650][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378652][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378653][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378655][ T3881] ? lock_acquire+0x13c/0x160 [ 88.378657][ T3881] ? console_flush_one_record+0x111/0x710 [ 88.378659][ T3881] console_flush_one_record+0x46f/0x710 [ 88.378661][ T3881] ? console_emit_next_record+0x4c0/0x4c0 [ 88.378664][ T3881] console_unlock+0xee/0x1f0 [ 88.378665][ T3881] ? lock_acquire+0x13c/0x160 [ 88.378667][ T3881] ? console_flush_one_record+0x710/0x710 [ 88.378669][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378670][ T3881] ? lock_release+0x184/0x1f0 [ 88.378672][ T3881] ? lock_acquire+0x60/0x160 [ 88.378673][ T3881] ? __rcu_read_lock+0x30/0x70 [ 88.378675][ T3881] ? __down_trylock_console_sem+0x5e/0xa0 [ 88.378677][ T3881] ? vprintk_emit+0x320/0x3e0 [ 88.378679][ T3881] vprintk_emit+0x37c/0x3e0 [ 88.378682][ T3881] ? wake_up_klogd_work_func+0x90/0x90 [ 88.378684][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378685][ T3881] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 88.378688][ T3881] ? trace_hardirqs_on+0x36/0x40 [ 88.378690][ T3881] _printk+0xc7/0x100 [ 88.378693][ T3881] ? snapshot_read.cold+0x21/0x21 [ 88.378695][ T3881] ? ipv6_mc_down+0x17e/0x2d0 [ 88.378700][ T3881] br_set_state+0x22f/0x430 [bridge] [ 88.378713][ T3881] br_stp_disable_port+0x11f/0x390 [bridge] [ 88.378721][ T3881] br_device_event+0x7b5/0x8f0 [bridge] [ 88.378730][ T3881] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 88.378734][ T3881] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 88.378736][ T3881] ? addrconf_notify+0x2c8/0xf30 [ 88.378739][ T3881] notifier_call_chain+0xae/0x300 [ 88.378742][ T3881] __dev_notify_flags+0x23c/0x3c0 [ 88.378746][ T3881] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 88.378748][ T3881] ? netif_change_name+0x8c0/0x8c0 [ 88.378750][ T3881] ? netif_set_allmulti+0x250/0x250 [ 88.378752][ T3881] ? __kernel_text_address+0x12/0x30 [ 88.378754][ T3881] ? write_profile+0xf0/0xf0 [ 88.378756][ T3881] ? unwind_get_return_address+0x67/0xd0 [ 88.378760][ T3881] netif_change_flags+0xfe/0x190 [ 88.378762][ T3881] do_setlink.isra.0+0x1cc3/0x2750 [ 88.378765][ T3881] ? stack_trace_save+0x93/0xc0 [ 88.378766][ T3881] ? rtnl_link_get_size+0x350/0x350 [ 88.378768][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378769][ T3881] ? stack_depot_save_flags+0x1bc/0x790 [ 88.378773][ T3881] ? kasan_save_stack+0x3d/0x50 [ 88.378776][ T3881] ? kasan_save_stack+0x2f/0x50 [ 88.378778][ T3881] ? kasan_save_track+0x14/0x30 [ 88.378779][ T3881] ? __kasan_kmalloc+0x7b/0x90 [ 88.378781][ T3881] ? __kmalloc_cache_noprof+0x29a/0x620 [ 88.378782][ T3881] ? rtnl_newlink+0x124/0x11c0 [ 88.378783][ T3881] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 88.378785][ T3881] ? netlink_rcv_skb+0x14e/0x3a0 [ 88.378787][ T3881] ? netlink_unicast+0x486/0x750 [ 88.378789][ T3881] ? netlink_sendmsg+0x735/0xc60 [ 88.378790][ T3881] ? ____sys_sendmsg+0x415/0x880 [ 88.378793][ T3881] ? ___sys_sendmsg+0x14e/0x1d0 [ 88.378794][ T3881] ? __sys_sendmsg+0x12c/0x1d0 [ 88.378796][ T3881] ? do_syscall_64+0xff/0x530 [ 88.378798][ T3881] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 88.378801][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378803][ T3881] ? lock_acquire+0x13c/0x160 [ 88.378804][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378806][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378808][ T3881] ? trace_contention_end+0xb3/0x180 [ 88.378811][ T3881] ? __mutex_lock+0x1db/0x1ea0 [ 88.378812][ T3881] ? __mutex_lock+0x9a3/0x1ea0 [ 88.378814][ T3881] ? rtnl_newlink+0x9a8/0x11c0 [ 88.378815][ T3881] ? ww_mutex_lock+0x160/0x160 [ 88.378818][ T3881] ? __rtnl_newlink+0x3fa/0xa50 [ 88.378820][ T3881] rtnl_newlink+0x9f1/0x11c0 [ 88.378822][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378824][ T3881] ? rtnl_bridge_getlink+0x850/0x850 [ 88.378825][ T3881] ? lock_acquire+0x13c/0x160 [ 88.378826][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378828][ T3881] ? is_bpf_text_address+0x3e/0x110 [ 88.378832][ T3881] ? is_bpf_text_address+0x72/0x110 [ 88.378833][ T3881] ? kernel_text_address+0x149/0x170 [ 88.378835][ T3881] ? __kernel_text_address+0x12/0x30 [ 88.378836][ T3881] ? write_profile+0xf0/0xf0 [ 88.378837][ T3881] ? unwind_get_return_address+0x67/0xd0 [ 88.378839][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378840][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378842][ T3881] ? cap_capable+0x1d7/0x3d0 [ 88.378845][ T3881] ? lock_acquire+0x13c/0x160 [ 88.378847][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378849][ T3881] ? rtnl_bridge_getlink+0x850/0x850 [ 88.378850][ T3881] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 88.378852][ T3881] ? rtnl_link_fill+0x920/0x920 [ 88.378853][ T3881] ? filter_irq_stacks+0xd0/0xd0 [ 88.378854][ T3881] ? stack_depot_save_flags+0x1bc/0x790 [ 88.378857][ T3881] netlink_rcv_skb+0x14e/0x3a0 [ 88.378858][ T3881] ? rtnl_link_fill+0x920/0x920 [ 88.378860][ T3881] ? lock_release+0x184/0x1f0 [ 88.378861][ T3881] ? netlink_ack+0xcf0/0xcf0 [ 88.378863][ T3881] ? __netlink_lookup+0xb9/0x6b0 [ 88.378865][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378867][ T3881] ? lock_release+0x184/0x1f0 [ 88.378869][ T3881] netlink_unicast+0x486/0x750 [ 88.378871][ T3881] ? netlink_attachskb+0x810/0x810 [ 88.378872][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378874][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378876][ T3881] ? lock_acquire+0x13c/0x160 [ 88.378878][ T3881] netlink_sendmsg+0x735/0xc60 [ 88.378880][ T3881] ? netlink_unicast+0x750/0x750 [ 88.378881][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378883][ T3881] ? lock_release+0x184/0x1f0 [ 88.378885][ T3881] ____sys_sendmsg+0x415/0x880 [ 88.378887][ T3881] ? copy_msghdr_from_user+0x279/0x420 [ 88.378888][ T3881] ? get_timestamp.constprop.0+0x390/0x390 [ 88.378890][ T3881] ? move_addr_to_kernel+0x40/0x40 [ 88.378891][ T3881] ? filter_irq_stacks+0xd0/0xd0 [ 88.378894][ T3881] ___sys_sendmsg+0x14e/0x1d0 [ 88.378896][ T3881] ? copy_msghdr_from_user+0x420/0x420 [ 88.378901][ T3881] __sys_sendmsg+0x12c/0x1d0 [ 88.378902][ T3881] ? __sys_sendmsg_sock+0x20/0x20 [ 88.378905][ T3881] ? rcu_is_watching+0x16/0xd0 [ 88.378907][ T3881] do_syscall_64+0xff/0x530 [ 88.378909][ T3881] ? exc_page_fault+0xee/0x100 [ 88.378911][ T3881] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 88.378912][ T3881] RIP: 0033:0x7ff823fcd54e [ 88.378914][ T3881] 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 [ 88.378916][ T3881] RSP: 002b:00007ffdd740d960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 88.378919][ T3881] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff823fcd54e [ 88.378921][ T3881] RDX: 0000000000000000 RSI: 00007ffdd740da10 RDI: 0000000000000005 [ 88.378922][ T3881] RBP: 00007ffdd740d970 R08: 0000000000000000 R09: 0000000000000000 [ 88.378923][ T3881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a706 [ 88.378923][ T3881] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd740e0d0 [ 88.378926][ T3881] [ 88.429195][ T3882] veth2: left allmulticast mode [ 88.429429][ T3882] veth2: left promiscuous mode [ 88.429702][ T3882] br0: port 2(veth2) entered disabled state [ 88.450477][ T3883] br0: port 1(veth1) entered disabled state [ 88.466136][ T3884] veth1: left allmulticast mode [ 88.466365][ T3884] veth1: left promiscuous mode [ 88.466627][ T3884] br0: port 1(veth1) entered disabled state [ 88.672565][ T3902] br0: port 1(veth1) entered blocking state [ 88.672807][ T3902] br0: port 1(veth1) entered disabled state [ 88.673007][ T3902] veth1: entered allmulticast mode [ 88.679820][ T3902] veth1: entered promiscuous mode [ 88.701024][ T3903] br0: port 1(veth1) entered blocking state [ 88.701265][ T3903] br0: port 1(veth1) entered forwarding state [ 88.773649][ T3907] br0: port 2(veth2) entered blocking state [ 88.773877][ T3907] br0: port 2(veth2) entered disabled state [ 88.774373][ T3907] veth2: entered allmulticast mode [ 88.775337][ T3907] veth2: entered promiscuous mode [ 88.791510][ T38] br0: port 2(veth2) entered blocking state [ 88.791735][ T38] br0: port 2(veth2) entered forwarding state [ 161.949535][ T7760] br0: port 2(veth2) entered disabled state [ 161.949551][ T7760] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 161.949554][ T7760] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7760, name: ip [ 161.949555][ T7760] preempt_count: 202, expected: 0 [ 161.949556][ T7760] RCU nest depth: 0, expected: 0 [ 161.949557][ T7760] INFO: lockdep is turned off. [ 161.949558][ T7760] irq event stamp: 0 [ 161.949559][ T7760] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 161.949564][ T7760] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 161.949570][ T7760] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 161.949571][ T7760] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 161.949573][ T7760] Preemption disabled at: [ 161.949574][ T7760] [<0000000000000000>] 0x0 [ 161.949579][ T7760] CPU: 3 UID: 0 PID: 7760 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 161.949582][ T7760] Tainted: [W]=WARN [ 161.949583][ T7760] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 161.949585][ T7760] Call Trace: [ 161.949586][ T7760] [ 161.949587][ T7760] dump_stack_lvl+0x6f/0xa0 [ 161.949593][ T7760] __might_resched.cold+0x1fe/0x2c1 [ 161.949597][ T7760] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 161.949601][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949605][ T7760] __kmalloc_noprof+0x443/0x760 [ 161.949608][ T7760] ? __rwlock_init+0x150/0x150 [ 161.949611][ T7760] ? alloc_buf.isra.0+0x4b/0x260 [ 161.949615][ T7760] ? do_raw_spin_unlock+0x59/0x250 [ 161.949617][ T7760] alloc_buf.isra.0+0x4b/0x260 [ 161.949619][ T7760] put_chars+0x1e1/0x2f0 [ 161.949621][ T7760] ? __send_to_port+0x420/0x420 [ 161.949623][ T7760] ? printk_get_next_message+0x240/0x650 [ 161.949626][ T7760] hvc_console_print+0x292/0x780 [ 161.949630][ T7760] ? hvc_write+0x3a0/0x3a0 [ 161.949632][ T7760] ? __rwlock_init+0x150/0x150 [ 161.949633][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949635][ T7760] ? lock_acquire+0x13c/0x160 [ 161.949637][ T7760] console_emit_next_record+0x22f/0x4c0 [ 161.949640][ T7760] ? devkmsg_read+0x4b0/0x4b0 [ 161.949642][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949644][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949645][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949647][ T7760] ? lock_acquire+0x13c/0x160 [ 161.949649][ T7760] ? console_flush_one_record+0x111/0x710 [ 161.949651][ T7760] console_flush_one_record+0x46f/0x710 [ 161.949653][ T7760] ? console_emit_next_record+0x4c0/0x4c0 [ 161.949656][ T7760] console_unlock+0xee/0x1f0 [ 161.949658][ T7760] ? lock_acquire+0x13c/0x160 [ 161.949659][ T7760] ? console_flush_one_record+0x710/0x710 [ 161.949661][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949663][ T7760] ? lock_release+0x184/0x1f0 [ 161.949664][ T7760] ? lock_acquire+0x60/0x160 [ 161.949665][ T7760] ? __rcu_read_lock+0x30/0x70 [ 161.949668][ T7760] ? __down_trylock_console_sem+0x5e/0xa0 [ 161.949669][ T7760] ? vprintk_emit+0x320/0x3e0 [ 161.949671][ T7760] vprintk_emit+0x37c/0x3e0 [ 161.949674][ T7760] ? wake_up_klogd_work_func+0x90/0x90 [ 161.949676][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949677][ T7760] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 161.949680][ T7760] ? trace_hardirqs_on+0x36/0x40 [ 161.949682][ T7760] _printk+0xc7/0x100 [ 161.949685][ T7760] ? snapshot_read.cold+0x21/0x21 [ 161.949687][ T7760] ? ipv6_mc_down+0x17e/0x2d0 [ 161.949692][ T7760] br_set_state+0x22f/0x430 [bridge] [ 161.949705][ T7760] br_stp_disable_port+0x11f/0x390 [bridge] [ 161.949713][ T7760] br_device_event+0x7b5/0x8f0 [bridge] [ 161.949721][ T7760] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 161.949725][ T7760] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 161.949727][ T7760] ? addrconf_notify+0x2c8/0xf30 [ 161.949730][ T7760] notifier_call_chain+0xae/0x300 [ 161.949733][ T7760] __dev_notify_flags+0x23c/0x3c0 [ 161.949737][ T7760] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 161.949739][ T7760] ? netif_change_name+0x8c0/0x8c0 [ 161.949741][ T7760] ? netif_set_allmulti+0x250/0x250 [ 161.949743][ T7760] ? __kernel_text_address+0x12/0x30 [ 161.949745][ T7760] ? write_profile+0xf0/0xf0 [ 161.949747][ T7760] ? unwind_get_return_address+0x67/0xd0 [ 161.949750][ T7760] netif_change_flags+0xfe/0x190 [ 161.949753][ T7760] do_setlink.isra.0+0x1cc3/0x2750 [ 161.949756][ T7760] ? stack_trace_save+0x93/0xc0 [ 161.949757][ T7760] ? rtnl_link_get_size+0x350/0x350 [ 161.949758][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949760][ T7760] ? stack_depot_save_flags+0x1bc/0x790 [ 161.949764][ T7760] ? kasan_save_stack+0x3d/0x50 [ 161.949767][ T7760] ? kasan_save_stack+0x2f/0x50 [ 161.949769][ T7760] ? kasan_save_track+0x14/0x30 [ 161.949770][ T7760] ? __kasan_kmalloc+0x7b/0x90 [ 161.949772][ T7760] ? __kmalloc_cache_noprof+0x29a/0x620 [ 161.949773][ T7760] ? rtnl_newlink+0x124/0x11c0 [ 161.949774][ T7760] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 161.949776][ T7760] ? netlink_rcv_skb+0x14e/0x3a0 [ 161.949778][ T7760] ? netlink_unicast+0x486/0x750 [ 161.949779][ T7760] ? netlink_sendmsg+0x735/0xc60 [ 161.949781][ T7760] ? ____sys_sendmsg+0x415/0x880 [ 161.949783][ T7760] ? ___sys_sendmsg+0x14e/0x1d0 [ 161.949785][ T7760] ? __sys_sendmsg+0x12c/0x1d0 [ 161.949787][ T7760] ? do_syscall_64+0xff/0x530 [ 161.949788][ T7760] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 161.949791][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949793][ T7760] ? lock_acquire+0x13c/0x160 [ 161.949795][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949796][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949798][ T7760] ? trace_contention_end+0xb3/0x180 [ 161.949801][ T7760] ? __mutex_lock+0x1db/0x1ea0 [ 161.949803][ T7760] ? __mutex_lock+0x9a3/0x1ea0 [ 161.949804][ T7760] ? rtnl_newlink+0x9a8/0x11c0 [ 161.949806][ T7760] ? ww_mutex_lock+0x160/0x160 [ 161.949808][ T7760] ? __rtnl_newlink+0x3fa/0xa50 [ 161.949810][ T7760] rtnl_newlink+0x9f1/0x11c0 [ 161.949812][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949814][ T7760] ? rtnl_bridge_getlink+0x850/0x850 [ 161.949815][ T7760] ? lock_acquire+0x13c/0x160 [ 161.949817][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949819][ T7760] ? is_bpf_text_address+0x3e/0x110 [ 161.949822][ T7760] ? is_bpf_text_address+0x72/0x110 [ 161.949823][ T7760] ? kernel_text_address+0x149/0x170 [ 161.949825][ T7760] ? __kernel_text_address+0x12/0x30 [ 161.949826][ T7760] ? write_profile+0xf0/0xf0 [ 161.949827][ T7760] ? unwind_get_return_address+0x67/0xd0 [ 161.949829][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949830][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949832][ T7760] ? cap_capable+0x1d7/0x3d0 [ 161.949841][ T7760] ? lock_acquire+0x13c/0x160 [ 161.949843][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949845][ T7760] ? rtnl_bridge_getlink+0x850/0x850 [ 161.949846][ T7760] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 161.949848][ T7760] ? rtnl_link_fill+0x920/0x920 [ 161.949849][ T7760] ? filter_irq_stacks+0xd0/0xd0 [ 161.949850][ T7760] ? stack_depot_save_flags+0x1bc/0x790 [ 161.949853][ T7760] netlink_rcv_skb+0x14e/0x3a0 [ 161.949854][ T7760] ? rtnl_link_fill+0x920/0x920 [ 161.949856][ T7760] ? lock_release+0x184/0x1f0 [ 161.949857][ T7760] ? netlink_ack+0xcf0/0xcf0 [ 161.949859][ T7760] ? __netlink_lookup+0xb9/0x6b0 [ 161.949861][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949863][ T7760] ? lock_release+0x184/0x1f0 [ 161.949865][ T7760] netlink_unicast+0x486/0x750 [ 161.949867][ T7760] ? netlink_attachskb+0x810/0x810 [ 161.949869][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949870][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949872][ T7760] ? lock_acquire+0x13c/0x160 [ 161.949874][ T7760] netlink_sendmsg+0x735/0xc60 [ 161.949876][ T7760] ? netlink_unicast+0x750/0x750 [ 161.949878][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949880][ T7760] ? lock_release+0x184/0x1f0 [ 161.949881][ T7760] ____sys_sendmsg+0x415/0x880 [ 161.949883][ T7760] ? copy_msghdr_from_user+0x279/0x420 [ 161.949885][ T7760] ? get_timestamp.constprop.0+0x390/0x390 [ 161.949886][ T7760] ? move_addr_to_kernel+0x40/0x40 [ 161.949888][ T7760] ? filter_irq_stacks+0xd0/0xd0 [ 161.949890][ T7760] ___sys_sendmsg+0x14e/0x1d0 [ 161.949892][ T7760] ? copy_msghdr_from_user+0x420/0x420 [ 161.949897][ T7760] __sys_sendmsg+0x12c/0x1d0 [ 161.949899][ T7760] ? __sys_sendmsg_sock+0x20/0x20 [ 161.949902][ T7760] ? rcu_is_watching+0x16/0xd0 [ 161.949904][ T7760] do_syscall_64+0xff/0x530 [ 161.949905][ T7760] ? exc_page_fault+0xee/0x100 [ 161.949908][ T7760] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 161.949909][ T7760] RIP: 0033:0x7f26a090f54e [ 161.949911][ T7760] 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 [ 161.949913][ T7760] RSP: 002b:00007ffe061122c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 161.949917][ T7760] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f26a090f54e [ 161.949918][ T7760] RDX: 0000000000000000 RSI: 00007ffe06112370 RDI: 0000000000000005 [ 161.949919][ T7760] RBP: 00007ffe061122d0 R08: 0000000000000000 R09: 0000000000000000 [ 161.949920][ T7760] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a750 [ 161.949921][ T7760] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe06112a30 [ 161.949923][ T7760] [ 161.995380][ T7761] veth2: left allmulticast mode [ 161.995596][ T7761] veth2: left promiscuous mode [ 161.995861][ T7761] br0: port 2(veth2) entered disabled state [ 162.016760][ T7762] br0: port 1(veth1) entered disabled state [ 162.030895][ T7763] veth1: left allmulticast mode [ 162.031068][ T7763] veth1: left promiscuous mode [ 162.031272][ T7763] br0: port 1(veth1) entered disabled state [ 162.211668][ T7781] br0: port 1(veth1) entered blocking state [ 162.211904][ T7781] br0: port 1(veth1) entered disabled state [ 162.216903][ T7781] veth1: entered allmulticast mode [ 162.218236][ T7781] veth1: entered promiscuous mode [ 162.233064][ T7782] br0: port 1(veth1) entered blocking state [ 162.233315][ T7782] br0: port 1(veth1) entered forwarding state [ 162.303895][ T7786] br0: port 2(veth2) entered blocking state [ 162.304120][ T7786] br0: port 2(veth2) entered disabled state [ 162.304305][ T7786] veth2: entered allmulticast mode [ 162.305197][ T7786] veth2: entered promiscuous mode [ 162.329290][ T39] br0: port 2(veth2) entered blocking state [ 162.329486][ T39] br0: port 2(veth2) entered forwarding state [ 167.536435][ T7810] br0: port 2(veth2) entered disabled state [ 167.536450][ T7810] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 167.536452][ T7810] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7810, name: ip [ 167.536453][ T7810] preempt_count: 202, expected: 0 [ 167.536454][ T7810] RCU nest depth: 0, expected: 0 [ 167.536455][ T7810] INFO: lockdep is turned off. [ 167.536456][ T7810] irq event stamp: 0 [ 167.536457][ T7810] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 167.536462][ T7810] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 167.536468][ T7810] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 167.536470][ T7810] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 167.536471][ T7810] Preemption disabled at: [ 167.536472][ T7810] [<0000000000000000>] 0x0 [ 167.536477][ T7810] CPU: 2 UID: 0 PID: 7810 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 167.536480][ T7810] Tainted: [W]=WARN [ 167.536481][ T7810] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.536483][ T7810] Call Trace: [ 167.536485][ T7810] [ 167.536486][ T7810] dump_stack_lvl+0x6f/0xa0 [ 167.536491][ T7810] __might_resched.cold+0x1fe/0x2c1 [ 167.536495][ T7810] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 167.536499][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536503][ T7810] __kmalloc_noprof+0x443/0x760 [ 167.536507][ T7810] ? __rwlock_init+0x150/0x150 [ 167.536510][ T7810] ? alloc_buf.isra.0+0x4b/0x260 [ 167.536514][ T7810] ? do_raw_spin_unlock+0x59/0x250 [ 167.536515][ T7810] alloc_buf.isra.0+0x4b/0x260 [ 167.536517][ T7810] put_chars+0x1e1/0x2f0 [ 167.536519][ T7810] ? desc_read_finalized_seq+0x79/0x120 [ 167.536521][ T7810] ? __send_to_port+0x420/0x420 [ 167.536523][ T7810] ? console_prepend_replay+0x20/0x20 [ 167.536526][ T7810] hvc_console_print+0x292/0x780 [ 167.536529][ T7810] ? hvc_write+0x3a0/0x3a0 [ 167.536530][ T7810] ? do_raw_spin_lock+0x131/0x280 [ 167.536532][ T7810] ? __rwlock_init+0x150/0x150 [ 167.536534][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536535][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536537][ T7810] ? lock_acquire+0x13c/0x160 [ 167.536539][ T7810] console_emit_next_record+0x22f/0x4c0 [ 167.536542][ T7810] ? devkmsg_read+0x4b0/0x4b0 [ 167.536544][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536545][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536547][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536549][ T7810] ? lock_acquire+0x13c/0x160 [ 167.536551][ T7810] ? console_flush_one_record+0x111/0x710 [ 167.536552][ T7810] console_flush_one_record+0x46f/0x710 [ 167.536555][ T7810] ? console_emit_next_record+0x4c0/0x4c0 [ 167.536557][ T7810] console_unlock+0xee/0x1f0 [ 167.536559][ T7810] ? lock_acquire+0x13c/0x160 [ 167.536561][ T7810] ? console_flush_one_record+0x710/0x710 [ 167.536562][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536564][ T7810] ? lock_release+0x184/0x1f0 [ 167.536565][ T7810] ? lock_acquire+0x60/0x160 [ 167.536567][ T7810] ? __rcu_read_lock+0x30/0x70 [ 167.536569][ T7810] ? __down_trylock_console_sem+0x5e/0xa0 [ 167.536571][ T7810] ? vprintk_emit+0x320/0x3e0 [ 167.536573][ T7810] vprintk_emit+0x37c/0x3e0 [ 167.536576][ T7810] ? wake_up_klogd_work_func+0x90/0x90 [ 167.536577][ T7810] ? debug_object_assert_init+0x1d9/0x360 [ 167.536581][ T7810] ? debug_object_activate+0x4a0/0x4a0 [ 167.536584][ T7810] _printk+0xc7/0x100 [ 167.536587][ T7810] ? snapshot_read.cold+0x21/0x21 [ 167.536589][ T7810] ? __rwlock_init+0x150/0x150 [ 167.536591][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536592][ T7810] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 167.536595][ T7810] br_set_state+0x22f/0x430 [bridge] [ 167.536608][ T7810] br_stp_disable_port+0x11f/0x390 [bridge] [ 167.536617][ T7810] br_stp_disable_bridge+0xb9/0x180 [bridge] [ 167.536623][ T7810] br_dev_stop+0x28/0x1a0 [bridge] [ 167.536632][ T7810] ? rtnl_is_locked+0x15/0x20 [ 167.536636][ T7810] __dev_close_many+0x1c8/0x530 [ 167.536639][ T7810] ? netif_open+0x120/0x120 [ 167.536641][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536643][ T7810] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 167.536644][ T7810] __dev_change_flags+0x288/0x660 [ 167.536647][ T7810] ? netif_set_allmulti+0x250/0x250 [ 167.536649][ T7810] ? __kernel_text_address+0x12/0x30 [ 167.536651][ T7810] ? write_profile+0xf0/0xf0 [ 167.536653][ T7810] ? unwind_get_return_address+0x67/0xd0 [ 167.536656][ T7810] netif_change_flags+0x87/0x190 [ 167.536659][ T7810] do_setlink.isra.0+0x1cc3/0x2750 [ 167.536661][ T7810] ? stack_trace_save+0x93/0xc0 [ 167.536662][ T7810] ? rtnl_link_get_size+0x350/0x350 [ 167.536663][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536665][ T7810] ? stack_depot_save_flags+0x1bc/0x790 [ 167.536668][ T7810] ? kasan_save_stack+0x3d/0x50 [ 167.536671][ T7810] ? kasan_save_stack+0x2f/0x50 [ 167.536673][ T7810] ? kasan_save_track+0x14/0x30 [ 167.536674][ T7810] ? __kasan_kmalloc+0x7b/0x90 [ 167.536676][ T7810] ? __kmalloc_cache_noprof+0x29a/0x620 [ 167.536677][ T7810] ? rtnl_newlink+0x124/0x11c0 [ 167.536678][ T7810] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 167.536680][ T7810] ? netlink_rcv_skb+0x14e/0x3a0 [ 167.536682][ T7810] ? netlink_unicast+0x486/0x750 [ 167.536684][ T7810] ? netlink_sendmsg+0x735/0xc60 [ 167.536685][ T7810] ? ____sys_sendmsg+0x415/0x880 [ 167.536688][ T7810] ? ___sys_sendmsg+0x14e/0x1d0 [ 167.536689][ T7810] ? __sys_sendmsg+0x12c/0x1d0 [ 167.536691][ T7810] ? do_syscall_64+0xff/0x530 [ 167.536694][ T7810] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 167.536696][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536698][ T7810] ? lock_acquire+0x13c/0x160 [ 167.536699][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536701][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536703][ T7810] ? trace_contention_end+0xb3/0x180 [ 167.536706][ T7810] ? __mutex_lock+0x1db/0x1ea0 [ 167.536708][ T7810] ? __mutex_lock+0x9a3/0x1ea0 [ 167.536710][ T7810] ? rtnl_newlink+0x9a8/0x11c0 [ 167.536711][ T7810] ? ww_mutex_lock+0x160/0x160 [ 167.536713][ T7810] ? __rtnl_newlink+0x3fa/0xa50 [ 167.536715][ T7810] rtnl_newlink+0x9f1/0x11c0 [ 167.536717][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536719][ T7810] ? rtnl_bridge_getlink+0x850/0x850 [ 167.536720][ T7810] ? lock_acquire+0x13c/0x160 [ 167.536722][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536724][ T7810] ? is_bpf_text_address+0x3e/0x110 [ 167.536727][ T7810] ? is_bpf_text_address+0x72/0x110 [ 167.536729][ T7810] ? kernel_text_address+0x149/0x170 [ 167.536730][ T7810] ? __kernel_text_address+0x12/0x30 [ 167.536732][ T7810] ? write_profile+0xf0/0xf0 [ 167.536733][ T7810] ? unwind_get_return_address+0x67/0xd0 [ 167.536734][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536736][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536737][ T7810] ? cap_capable+0x1d7/0x3d0 [ 167.536741][ T7810] ? lock_acquire+0x13c/0x160 [ 167.536742][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536744][ T7810] ? rtnl_bridge_getlink+0x850/0x850 [ 167.536746][ T7810] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 167.536747][ T7810] ? rtnl_link_fill+0x920/0x920 [ 167.536749][ T7810] ? filter_irq_stacks+0xd0/0xd0 [ 167.536750][ T7810] ? stack_depot_save_flags+0x1bc/0x790 [ 167.536752][ T7810] netlink_rcv_skb+0x14e/0x3a0 [ 167.536754][ T7810] ? rtnl_link_fill+0x920/0x920 [ 167.536755][ T7810] ? lock_release+0x184/0x1f0 [ 167.536757][ T7810] ? netlink_ack+0xcf0/0xcf0 [ 167.536758][ T7810] ? __netlink_lookup+0xb9/0x6b0 [ 167.536761][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536762][ T7810] ? lock_release+0x184/0x1f0 [ 167.536764][ T7810] netlink_unicast+0x486/0x750 [ 167.536766][ T7810] ? netlink_attachskb+0x810/0x810 [ 167.536768][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536769][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536771][ T7810] ? lock_acquire+0x13c/0x160 [ 167.536773][ T7810] netlink_sendmsg+0x735/0xc60 [ 167.536775][ T7810] ? netlink_unicast+0x750/0x750 [ 167.536777][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536779][ T7810] ? lock_release+0x184/0x1f0 [ 167.536780][ T7810] ____sys_sendmsg+0x415/0x880 [ 167.536782][ T7810] ? copy_msghdr_from_user+0x279/0x420 [ 167.536784][ T7810] ? get_timestamp.constprop.0+0x390/0x390 [ 167.536785][ T7810] ? move_addr_to_kernel+0x40/0x40 [ 167.536787][ T7810] ? filter_irq_stacks+0xd0/0xd0 [ 167.536789][ T7810] ___sys_sendmsg+0x14e/0x1d0 [ 167.536791][ T7810] ? copy_msghdr_from_user+0x420/0x420 [ 167.536796][ T7810] __sys_sendmsg+0x12c/0x1d0 [ 167.536798][ T7810] ? __sys_sendmsg_sock+0x20/0x20 [ 167.536801][ T7810] ? fpregs_restore_userregs+0x14b/0x300 [ 167.536803][ T7810] ? rcu_is_watching+0x16/0xd0 [ 167.536805][ T7810] do_syscall_64+0xff/0x530 [ 167.536806][ T7810] ? exc_page_fault+0xee/0x100 [ 167.536809][ T7810] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 167.536810][ T7810] RIP: 0033:0x7f50ce04254e [ 167.536812][ T7810] 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 [ 167.536814][ T7810] RSP: 002b:00007ffc7cfa44c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 167.536817][ T7810] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f50ce04254e [ 167.536819][ T7810] RDX: 0000000000000000 RSI: 00007ffc7cfa4570 RDI: 0000000000000005 [ 167.536820][ T7810] RBP: 00007ffc7cfa44d0 R08: 0000000000000000 R09: 0000000000000000 [ 167.536820][ T7810] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a755 [ 167.536821][ T7810] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc7cfa4c30 [ 167.536824][ T7810] [ 167.573387][ T7810] br0: port 1(veth1) entered disabled state [ 167.658158][ T7816] br0: port 2(veth2) entered blocking state [ 167.658378][ T7816] br0: port 2(veth2) entered forwarding state [ 167.658664][ T7816] br0: port 1(veth1) entered blocking state [ 167.658845][ T7816] br0: port 1(veth1) entered forwarding state [ 167.853305][ T7832] br0: port 2(veth2) entered disabled state [ 167.853586][ T7832] br0: port 1(veth1) entered disabled state [ 167.910823][ T7835] br0: port 2(veth2) entered blocking state [ 167.911075][ T7835] br0: port 2(veth2) entered forwarding state [ 167.911418][ T7835] br0: port 1(veth1) entered blocking state [ 167.911635][ T7835] br0: port 1(veth1) entered forwarding state [ 168.000468][ T7842] br0: port 2(veth2) entered disabled state [ 168.019646][ T7843] veth2: left allmulticast mode [ 168.019840][ T7843] veth2: left promiscuous mode [ 168.020111][ T7843] br0: port 2(veth2) entered disabled state [ 168.039756][ T7844] br0: port 1(veth1) entered disabled state [ 168.056480][ T7845] veth1: left allmulticast mode [ 168.056637][ T7845] veth1: left promiscuous mode [ 168.056834][ T7845] br0: port 1(veth1) entered disabled state