[ 10.961986][ T238] br1: port 1(veth1) entered blocking state [ 10.962077][ T238] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.962079][ T238] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 238, name: ip [ 10.962081][ T238] preempt_count: 1, expected: 0 [ 10.962082][ T238] RCU nest depth: 0, expected: 0 [ 10.962083][ T238] locks held by ip/238: 5, last CPU#3: [ 10.962085][ T238] #0: ffffffff9e0d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 10.962097][ T238] #1: ffffffff9d969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.962104][ T238] #2: ffffffff9d969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.962108][ T238] #3: ffffffff9d889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.962111][ T238] #4: ffffffff9d889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.962115][ T238] irq event stamp: 12162 [ 10.962116][ T238] hardirqs last enabled at (12161): [] __down_trylock_console_sem+0x86/0xa0 [ 10.962119][ T238] hardirqs last disabled at (12162): [] console_emit_next_record+0x3d4/0x4c0 [ 10.962121][ T238] softirqs last enabled at (12074): [] __alloc_skb+0x4c2/0x5f0 [ 10.962124][ T238] softirqs last disabled at (12072): [] __alloc_skb+0x4c2/0x5f0 [ 10.962127][ T238] Preemption disabled at: [ 10.962127][ T238] [] vprintk_emit+0x31b/0x3e0 [ 10.962133][ T238] CPU: 3 UID: 0 PID: 238 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.962137][ T238] Tainted: [W]=WARN [ 10.962138][ T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.962139][ T238] Call Trace: [ 10.962141][ T238] [ 10.962143][ T238] dump_stack_lvl+0x6f/0xa0 [ 10.962149][ T238] ? vprintk_emit+0x31b/0x3e0 [ 10.962151][ T238] __might_resched.cold+0x1fe/0x2c1 [ 10.962156][ T238] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.962160][ T238] ? __kmalloc_noprof+0xdb/0x760 [ 10.962165][ T238] __kmalloc_noprof+0x443/0x760 [ 10.962168][ T238] ? alloc_buf.isra.0+0x4b/0x260 [ 10.962173][ T238] ? do_raw_spin_unlock+0x59/0x250 [ 10.962176][ T238] alloc_buf.isra.0+0x4b/0x260 [ 10.962179][ T238] put_chars+0x1e1/0x2f0 [ 10.962182][ T238] ? __send_to_port+0x420/0x420 [ 10.962187][ T238] ? validate_chain+0x34a/0xc20 [ 10.962190][ T238] hvc_console_print+0x292/0x780 [ 10.962193][ T238] ? mark_usage+0x61/0x170 [ 10.962195][ T238] ? __lock_acquire+0x518/0xc20 [ 10.962197][ T238] ? __lock_acquire+0x518/0xc20 [ 10.962201][ T238] ? hvc_write+0x3a0/0x3a0 [ 10.962203][ T238] ? console_emit_next_record+0x1df/0x4c0 [ 10.962206][ T238] ? rcu_is_watching+0x16/0xd0 [ 10.962210][ T238] ? lock_acquire+0x13c/0x160 [ 10.962214][ T238] console_emit_next_record+0x22f/0x4c0 [ 10.962218][ T238] ? devkmsg_read+0x4b0/0x4b0 [ 10.962220][ T238] ? console_flush_one_record+0x106/0x710 [ 10.962223][ T238] ? rcu_is_watching+0x16/0xd0 [ 10.962225][ T238] ? lock_acquire+0x13c/0x160 [ 10.962229][ T238] console_flush_one_record+0x46f/0x710 [ 10.962239][ T238] ? console_emit_next_record+0x4c0/0x4c0 [ 10.962241][ T238] ? __lock_acquire+0x518/0xc20 [ 10.962247][ T238] console_unlock+0xee/0x1f0 [ 10.962249][ T238] ? console_flush_one_record+0x710/0x710 [ 10.962251][ T238] ? rcu_is_watching+0x16/0xd0 [ 10.962254][ T238] ? lock_acquire+0x60/0x160 [ 10.962257][ T238] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.962259][ T238] ? vprintk_emit+0x320/0x3e0 [ 10.962262][ T238] vprintk_emit+0x37c/0x3e0 [ 10.962266][ T238] ? wake_up_klogd_work_func+0x90/0x90 [ 10.962269][ T238] ? __lock_release.isra.0+0x69/0x1a0 [ 10.962270][ T238] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 10.962275][ T238] ? mark_held_locks+0x40/0x70 [ 10.962279][ T238] _printk+0xc7/0x100 [ 10.962283][ T238] ? snapshot_read.cold+0x21/0x21 [ 10.962287][ T238] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 10.962300][ T238] ? do_setlink.isra.0+0xa31/0x2750 [ 10.962302][ T238] ? rtnl_newlink+0x9f1/0x11c0 [ 10.962303][ T238] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.962308][ T238] br_set_state+0x22f/0x430 [bridge] [ 10.962321][ T238] br_init_port+0xc4/0x200 [bridge] [ 10.962330][ T238] new_nbp+0x39c/0x580 [bridge] [ 10.962339][ T238] br_add_if+0x212/0x1320 [bridge] [ 10.962347][ T238] ? is_bpf_text_address+0x72/0x110 [ 10.962351][ T238] ? kernel_text_address+0x149/0x170 [ 10.962354][ T238] ? __kernel_text_address+0x12/0x30 [ 10.962358][ T238] do_set_master+0x357/0x580 [ 10.962363][ T238] do_setlink.isra.0+0xa31/0x2750 [ 10.962366][ T238] ? stack_trace_save+0x93/0xc0 [ 10.962369][ T238] ? rtnl_link_get_size+0x350/0x350 [ 10.962371][ T238] ? rcu_read_lock_any_held+0x66/0x90 [ 10.962373][ T238] ? stack_depot_save_flags+0x38e/0x790 [ 10.962377][ T238] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.962380][ T238] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.962382][ T238] ? validate_chain+0x38b/0xc20 [ 10.962384][ T238] ? kasan_save_stack+0x3d/0x50 [ 10.962388][ T238] ? kasan_save_stack+0x2f/0x50 [ 10.962389][ T238] ? kasan_save_track+0x14/0x30 [ 10.962392][ T238] ? __lock_acquire+0x518/0xc20 [ 10.962394][ T238] ? netlink_seq_next+0x4e/0x60 [ 10.962397][ T238] ? ___sys_sendmsg+0xb0/0x1d0 [ 10.962402][ T238] ? lock_acquire.part.0+0xd4/0x280 [ 10.962404][ T238] ? rtnl_newlink+0x9a8/0x11c0 [ 10.962407][ T238] ? rcu_is_watching+0x16/0xd0 [ 10.962409][ T238] ? lock_acquire+0x13c/0x160 [ 10.962411][ T238] ? rcu_is_watching+0x16/0xd0 [ 10.962412][ T238] ? rcu_is_watching+0x16/0xd0 [ 10.962415][ T238] ? trace_contention_end+0xb3/0x180 [ 10.962419][ T238] ? __mutex_lock+0x1db/0x1ea0 [ 10.962420][ T238] ? __mutex_lock+0x9a3/0x1ea0 [ 10.962422][ T238] ? rtnl_newlink+0x9a8/0x11c0 [ 10.962426][ T238] ? ww_mutex_lock+0x160/0x160 [ 10.962427][ T238] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.962432][ T238] ? __rtnl_newlink+0x3fa/0xa50 [ 10.962438][ T238] rtnl_newlink+0x9f1/0x11c0 [ 10.962443][ T238] ? rtnl_bridge_getlink+0x850/0x850 [ 10.962445][ T238] ? __lock_acquire+0x518/0xc20 [ 10.962450][ T238] ? lock_acquire.part.0+0xd4/0x280 [ 10.962452][ T238] ? find_held_lock+0x2b/0x80 [ 10.962454][ T238] ? rtnl_bridge_getlink+0x850/0x850 [ 10.962456][ T238] ? __lock_release.isra.0+0x69/0x1a0 [ 10.962459][ T238] ? rtnl_bridge_getlink+0x850/0x850 [ 10.962462][ T238] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.962465][ T238] ? rtnl_link_fill+0x920/0x920 [ 10.962466][ T238] ? __lock_acquire+0x518/0xc20 [ 10.962470][ T238] ? lock_acquire.part.0+0xd4/0x280 [ 10.962472][ T238] ? find_held_lock+0x2b/0x80 [ 10.962476][ T238] netlink_rcv_skb+0x14e/0x3a0 [ 10.962478][ T238] ? rtnl_link_fill+0x920/0x920 [ 10.962480][ T238] ? netlink_ack+0xcf0/0xcf0 [ 10.962487][ T238] ? netlink_deliver_tap+0xc5/0x330 [ 10.962488][ T238] ? netlink_deliver_tap+0x13c/0x330 [ 10.962493][ T238] netlink_unicast+0x486/0x750 [ 10.962496][ T238] ? netlink_attachskb+0x810/0x810 [ 10.962499][ T238] ? __lock_acquire+0x518/0xc20 [ 10.962503][ T238] netlink_sendmsg+0x735/0xc60 [ 10.962507][ T238] ? netlink_unicast+0x750/0x750 [ 10.962511][ T238] ? __might_fault+0x97/0x140 [ 10.962517][ T238] ____sys_sendmsg+0x415/0x880 [ 10.962519][ T238] ? copy_msghdr_from_user+0x279/0x420 [ 10.962521][ T238] ? get_timestamp.constprop.0+0x390/0x390 [ 10.962523][ T238] ? move_addr_to_kernel+0x40/0x40 [ 10.962531][ T238] ___sys_sendmsg+0x14e/0x1d0 [ 10.962533][ T238] ? copy_msghdr_from_user+0x420/0x420 [ 10.962549][ T238] __sys_sendmsg+0x12c/0x1d0 [ 10.962552][ T238] ? __sys_sendmsg_sock+0x20/0x20 [ 10.962559][ T238] ? rcu_is_watching+0x16/0xd0 [ 10.962562][ T238] do_syscall_64+0xff/0x530 [ 10.962565][ T238] ? exc_page_fault+0xee/0x100 [ 10.962568][ T238] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.962570][ T238] RIP: 0033:0x7f1a2f05554e [ 10.962574][ T238] 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 [ 10.962575][ T238] RSP: 002b:00007fff4f5542a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.962578][ T238] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a2f05554e [ 10.962580][ T238] RDX: 0000000000000000 RSI: 00007fff4f554350 RDI: 0000000000000005 [ 10.962580][ T238] RBP: 00007fff4f5542b0 R08: 0000000000000000 R09: 0000000000000000 [ 10.962581][ T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9157fc [ 10.962582][ T238] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4f554a10 [ 10.962589][ T238] [ 11.012080][ T238] br1: port 1(veth1) entered disabled state [ 11.012578][ T238] veth1: entered allmulticast mode [ 11.014493][ T238] veth1: entered promiscuous mode [ 11.028638][ T238] ip (238) used greatest stack depth: 23336 bytes left [ 11.061410][ T36] br1: port 1(veth1) entered blocking state [ 11.061905][ T36] br1: port 1(veth1) entered forwarding state [ 11.091882][ T241] br1: port 2(veth2) entered blocking state [ 11.092207][ T241] br1: port 2(veth2) entered disabled state [ 11.092523][ T241] veth2: entered allmulticast mode [ 11.094023][ T241] veth2: entered promiscuous mode [ 11.119130][ T36] br1: port 2(veth2) entered blocking state [ 11.119463][ T36] br1: port 2(veth2) entered forwarding state [ 16.539238][ T267] GACT probability NOT on [ 16.539254][ T267] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.539257][ T267] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 267, name: modprobe [ 16.539258][ T267] preempt_count: 1, expected: 0 [ 16.539259][ T267] RCU nest depth: 0, expected: 0 [ 16.539260][ T267] locks held by modprobe/267: 4, last CPU#0: [ 16.539267][ T267] #0: ffffffff9d969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.539280][ T267] #1: ffffffff9d969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.539284][ T267] #2: ffffffff9d889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.539288][ T267] #3: ffffffff9d889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.539293][ T267] irq event stamp: 22866 [ 16.539293][ T267] hardirqs last enabled at (22865): [] __down_trylock_console_sem+0x86/0xa0 [ 16.539296][ T267] hardirqs last disabled at (22866): [] console_emit_next_record+0x3d4/0x4c0 [ 16.539298][ T267] softirqs last enabled at (21104): [] handle_softirqs+0x67c/0x900 [ 16.539301][ T267] softirqs last disabled at (21099): [] __irq_exit_rcu+0x145/0x1c0 [ 16.539303][ T267] Preemption disabled at: [ 16.539304][ T267] [] vprintk_emit+0x31b/0x3e0 [ 16.539310][ T267] CPU: 0 UID: 0 PID: 267 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.539313][ T267] Tainted: [W]=WARN [ 16.539314][ T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.539316][ T267] Call Trace: [ 16.539317][ T267] [ 16.539319][ T267] dump_stack_lvl+0x6f/0xa0 [ 16.539324][ T267] ? vprintk_emit+0x31b/0x3e0 [ 16.539327][ T267] __might_resched.cold+0x1fe/0x2c1 [ 16.539331][ T267] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.539335][ T267] ? __kmalloc_noprof+0xdb/0x760 [ 16.539340][ T267] __kmalloc_noprof+0x443/0x760 [ 16.539343][ T267] ? alloc_buf.isra.0+0x4b/0x260 [ 16.539348][ T267] ? do_raw_spin_unlock+0x59/0x250 [ 16.539351][ T267] alloc_buf.isra.0+0x4b/0x260 [ 16.539354][ T267] put_chars+0x1e1/0x2f0 [ 16.539356][ T267] ? desc_read_finalized_seq+0x79/0x120 [ 16.539358][ T267] ? __send_to_port+0x420/0x420 [ 16.539361][ T267] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.539364][ T267] ? validate_chain+0x38b/0xc20 [ 16.539368][ T267] hvc_console_print+0x292/0x780 [ 16.539371][ T267] ? __lock_acquire+0x518/0xc20 [ 16.539372][ T267] ? __lock_acquire+0x518/0xc20 [ 16.539376][ T267] ? hvc_write+0x3a0/0x3a0 [ 16.539378][ T267] ? console_emit_next_record+0x1df/0x4c0 [ 16.539381][ T267] ? rcu_is_watching+0x16/0xd0 [ 16.539384][ T267] ? lock_acquire+0x13c/0x160 [ 16.539387][ T267] console_emit_next_record+0x22f/0x4c0 [ 16.539391][ T267] ? devkmsg_read+0x4b0/0x4b0 [ 16.539393][ T267] ? console_flush_one_record+0x106/0x710 [ 16.539396][ T267] ? rcu_is_watching+0x16/0xd0 [ 16.539398][ T267] ? lock_acquire+0x13c/0x160 [ 16.539402][ T267] console_flush_one_record+0x46f/0x710 [ 16.539406][ T267] ? console_emit_next_record+0x4c0/0x4c0 [ 16.539408][ T267] ? __lock_acquire+0x518/0xc20 [ 16.539413][ T267] console_unlock+0xee/0x1f0 [ 16.539415][ T267] ? console_flush_one_record+0x710/0x710 [ 16.539417][ T267] ? rcu_is_watching+0x16/0xd0 [ 16.539419][ T267] ? lock_acquire+0x60/0x160 [ 16.539423][ T267] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.539424][ T267] ? vprintk_emit+0x320/0x3e0 [ 16.539428][ T267] vprintk_emit+0x37c/0x3e0 [ 16.539431][ T267] ? wake_up_klogd_work_func+0x90/0x90 [ 16.539437][ T267] ? llc_exit+0x3e0/0x3e0 [llc] [ 16.539440][ T267] _printk+0xc7/0x100 [ 16.539443][ T267] ? snapshot_read.cold+0x21/0x21 [ 16.539449][ T267] ? do_one_initcall+0x113/0x4f0 [ 16.539452][ T267] gact_init_module+0x15/0x1000 [act_gact] [ 16.539455][ T267] do_one_initcall+0x124/0x4f0 [ 16.539457][ T267] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 16.539462][ T267] ? do_init_module+0xae/0x8a0 [ 16.539465][ T267] ? kasan_unpoison+0x44/0x70 [ 16.539469][ T267] do_init_module+0x2ad/0x8a0 [ 16.539473][ T267] ? lockdep_hardirqs_on+0x91/0x130 [ 16.539477][ T267] ? free_module+0x470/0x470 [ 16.539480][ T267] ? kfree+0x123/0x590 [ 16.539484][ T267] load_module+0x1424/0x1bb0 [ 16.539491][ T267] ? layout_and_allocate.isra.0+0x680/0x680 [ 16.539495][ T267] ? __ia32_sys_fsconfig+0x180/0x180 [ 16.539497][ T267] ? ovl_real_file+0x172/0x1e0 [ 16.539501][ T267] ? backing_file_read_iter+0x541/0x790 [ 16.539504][ T267] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.539508][ T267] init_module_from_file+0x11f/0x1a0 [ 16.539511][ T267] ? __do_sys_init_module+0x220/0x220 [ 16.539519][ T267] ? __rwlock_init+0x150/0x150 [ 16.539522][ T267] ? do_raw_spin_unlock+0x59/0x250 [ 16.539525][ T267] idempotent_init_module+0x37b/0x7c0 [ 16.539529][ T267] ? init_module_from_file+0x1a0/0x1a0 [ 16.539535][ T267] ? rcu_is_watching+0x16/0xd0 [ 16.539537][ T267] ? cap_capable+0x1d7/0x3d0 [ 16.539542][ T267] __x64_sys_finit_module+0xdf/0x190 [ 16.539544][ T267] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.539548][ T267] do_syscall_64+0xff/0x530 [ 16.539550][ T267] ? exc_page_fault+0xee/0x100 [ 16.539552][ T267] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.539554][ T267] RIP: 0033:0x7fefe6ab537d [ 16.539558][ T267] 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 [ 16.539560][ T267] RSP: 002b:00007ffd69f3ca38 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 16.539562][ T267] RAX: ffffffffffffffda RBX: 000055d7c3bd3810 RCX: 00007fefe6ab537d [ 16.539564][ T267] RDX: 0000000000000000 RSI: 000055d78b763ffd RDI: 0000000000000000 [ 16.539565][ T267] RBP: 00007ffd69f3cad0 R08: 0000000000000000 R09: 0000000000000000 [ 16.539565][ T267] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d78b763ffd [ 16.539566][ T267] R13: 000055d7c3bd3960 R14: 0000000000040000 R15: 0000000000000000 [ 16.539573][ T267] [ 26.516806][ C0] [ 26.516823][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.516826][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 26.516828][ C0] preempt_count: 104, expected: 0 [ 26.516829][ C0] RCU nest depth: 0, expected: 0 [ 26.516830][ C0] INFO: lockdep is turned off. [ 26.516831][ C0] irq event stamp: 613092 [ 26.516832][ C0] hardirqs last enabled at (613092): [] _raw_spin_unlock_irq+0x28/0x50 [ 26.516840][ C0] hardirqs last disabled at (613091): [] _raw_spin_lock_irq+0x4a/0x50 [ 26.516842][ C0] softirqs last enabled at (613076): [] handle_softirqs+0x67c/0x900 [ 26.516846][ C0] softirqs last disabled at (613089): [] __irq_exit_rcu+0x145/0x1c0 [ 26.516848][ C0] Preemption disabled at: [ 26.516849][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 26.516855][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.516858][ C0] Tainted: [W]=WARN [ 26.516859][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.516861][ C0] Call Trace: [ 26.516863][ C0] [ 26.516865][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.516870][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 26.516872][ C0] __might_resched.cold+0x1fe/0x2c1 [ 26.516875][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.516878][ C0] ? __asan_memcpy+0x3c/0x60 [ 26.516881][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.516885][ C0] __kmalloc_noprof+0x443/0x760 [ 26.516888][ C0] ? __rwlock_init+0x150/0x150 [ 26.516890][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 26.516894][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 26.516896][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.516898][ C0] put_chars+0x1e1/0x2f0 [ 26.516900][ C0] ? __send_to_port+0x420/0x420 [ 26.516901][ C0] ? console_prepend_replay+0x20/0x20 [ 26.516905][ C0] hvc_console_print+0x292/0x780 [ 26.516908][ C0] ? hvc_write+0x3a0/0x3a0 [ 26.516909][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.516911][ C0] ? lock_acquire+0x13c/0x160 [ 26.516913][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.516916][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 26.516918][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.516920][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.516921][ C0] ? lock_acquire+0x13c/0x160 [ 26.516923][ C0] ? console_flush_one_record+0x111/0x710 [ 26.516925][ C0] console_flush_one_record+0x46f/0x710 [ 26.516927][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 26.516930][ C0] console_unlock+0xee/0x1f0 [ 26.516932][ C0] ? lock_acquire+0x13c/0x160 [ 26.516933][ C0] ? console_flush_one_record+0x710/0x710 [ 26.516935][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.516936][ C0] ? lock_release+0x184/0x1f0 [ 26.516938][ C0] ? lock_acquire+0x60/0x160 [ 26.516939][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.516941][ C0] ? vprintk_emit+0x320/0x3e0 [ 26.516943][ C0] vprintk_emit+0x37c/0x3e0 [ 26.516946][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 26.516947][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.516949][ C0] ? lock_release+0x184/0x1f0 [ 26.516951][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 26.516955][ C0] _printk+0xc7/0x100 [ 26.516959][ C0] ? snapshot_read.cold+0x21/0x21 [ 26.516961][ C0] ? arch_stack_walk+0xd7/0x130 [ 26.516965][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.516968][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.516970][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.516972][ C0] mark_lock_irq+0x989/0x9c0 [ 26.516975][ C0] mark_lock+0x1d7/0xa00 [ 26.516977][ C0] mark_usage+0x42/0x170 [ 26.516979][ C0] __lock_acquire+0x388/0xc20 [ 26.516981][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.516983][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.516996][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.516997][ C0] ? lock_acquire+0x13c/0x160 [ 26.516999][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.517006][ C0] _raw_spin_lock+0x33/0x40 [ 26.517007][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.517013][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.517020][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.517026][ C0] call_timer_fn+0x160/0x4d0 [ 26.517029][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.517031][ C0] ? debug_object_active_state+0x430/0x430 [ 26.517034][ C0] ? find_held_lock+0x2b/0x80 [ 26.517036][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.517038][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.517040][ C0] __run_timers+0x68f/0xaa0 [ 26.517042][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.517048][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.517050][ C0] ? __lock_acquire+0x518/0xc20 [ 26.517053][ C0] ? __rwlock_init+0x150/0x150 [ 26.517055][ C0] run_timer_softirq+0xf0/0x160 [ 26.517057][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.517059][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.517061][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.517063][ C0] handle_softirqs+0x1d3/0x900 [ 26.517065][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.517067][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.517069][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.517070][ C0] irq_exit_rcu+0xe/0x30 [ 26.517072][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.517075][ C0] [ 26.517075][ C0] [ 26.517076][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.517078][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.517080][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.517083][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 [ 26.517085][ C0] RSP: 0018:ffffffff9d607cf8 EFLAGS: 00000296 [ 26.517088][ C0] RAX: 0000000000095adf RBX: ffffffff9d61c600 RCX: ffffffff9a6f0307 [ 26.517089][ C0] RDX: ffffffff9d61c600 RSI: ffffffff9d438b01 RDI: ffffffff9ce8d8e0 [ 26.517090][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.517091][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3ac0fa2 [ 26.517091][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.517093][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.517096][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.517098][ C0] default_idle+0x9/0x10 [ 26.517099][ C0] default_idle_call+0x6e/0xb0 [ 26.517101][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.517103][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.517104][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.517107][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.517109][ C0] do_idle+0xd8/0x190 [ 26.517110][ C0] cpu_startup_entry+0x53/0x70 [ 26.517112][ C0] rest_init+0x279/0x280 [ 26.517114][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.517116][ C0] ? rest_init+0x280/0x280 [ 26.517118][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.517122][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.517124][ C0] ? acpi_enable+0x1e4/0x330 [ 26.517126][ C0] start_kernel+0x3af/0x3b0 [ 26.517128][ C0] x86_64_start_reservations+0x24/0x30 [ 26.517130][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.517132][ C0] common_startup_64+0x13e/0x148 [ 26.517136][ C0] [ 26.546210][ C0] ======================================================== [ 26.546481][ C0] WARNING: possible irq lock inversion dependency detected [ 26.546699][ C0] 7.2.0-virtme #1 Tainted: G W [ 26.546932][ C0] -------------------------------------------------------- [ 26.547204][ C0] swapper/0/0 just changed the state of lock: [ 26.547389][ C0] ff1100000607ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.547741][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 26.548010][ C0] (fs_reclaim){+.+.}-{0:0} [ 26.548013][ C0] [ 26.548013][ C0] [ 26.548013][ C0] and interrupts could create inverse lock ordering between them. [ 26.548013][ C0] [ 26.548650][ C0] [ 26.548650][ C0] other info that might help us debug this: [ 26.548915][ C0] Chain exists of: [ 26.548915][ C0] &br->lock --> console_owner --> fs_reclaim [ 26.548915][ C0] [ 26.549295][ C0] Possible interrupt unsafe locking scenario: [ 26.549295][ C0] [ 26.549569][ C0] CPU0 CPU1 [ 26.549718][ C0] ---- ---- [ 26.549915][ C0] lock(fs_reclaim); [ 26.550032][ C0] local_irq_disable(); [ 26.550266][ C0] lock(&br->lock); [ 26.550451][ C0] lock(console_owner); [ 26.550688][ C0] [ 26.550803][ C0] lock(&br->lock); [ 26.550968][ C0] [ 26.550968][ C0] *** DEADLOCK *** [ 26.550968][ C0] [ 26.551181][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 26.551419][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 26.551769][ C0] [ 26.551769][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 26.552074][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 26.552223][ C0] HARDIRQ-ON-W at: [ 26.552391][ C0] __lock_acquire+0x388/0xc20 [ 26.552578][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.552813][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.553065][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.553286][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.553560][ C0] workqueue_init+0x2a/0x680 [ 26.553798][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.554075][ C0] kernel_init+0x21/0x150 [ 26.554260][ C0] ret_from_fork+0x474/0x6b0 [ 26.554507][ C0] ret_from_fork_asm+0x11/0x20 [ 26.554694][ C0] SOFTIRQ-ON-W at: [ 26.554809][ C0] __lock_acquire+0x388/0xc20 [ 26.554992][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.555227][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.555466][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.555689][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.555956][ C0] workqueue_init+0x2a/0x680 [ 26.556194][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.556468][ C0] kernel_init+0x21/0x150 [ 26.556654][ C0] ret_from_fork+0x474/0x6b0 [ 26.556890][ C0] ret_from_fork_asm+0x11/0x20 [ 26.557073][ C0] INITIAL USE at: [ 26.557234][ C0] __lock_acquire+0x388/0xc20 [ 26.557421][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.557656][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.557890][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.558108][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.558381][ C0] workqueue_init+0x2a/0x680 [ 26.558616][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.558797][ C0] kernel_init+0x21/0x150 [ 26.559037][ C0] ret_from_fork+0x474/0x6b0 [ 26.559268][ C0] ret_from_fork_asm+0x11/0x20 [ 26.559454][ C0] } [ 26.559583][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 26.559808][ C0] ... acquired at: [ 26.559973][ C0] __lock_acquire+0x518/0xc20 [ 26.560124][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.560325][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.560474][ C0] __kmalloc_noprof+0xd3/0x760 [ 26.560668][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.560814][ C0] put_chars+0x1e1/0x2f0 [ 26.561018][ C0] hvc_console_print+0x292/0x780 [ 26.561174][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.561377][ C0] console_flush_one_record+0x46f/0x710 [ 26.561522][ C0] console_unlock+0xee/0x1f0 [ 26.561719][ C0] vprintk_emit+0x37c/0x3e0 [ 26.561867][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 26.562068][ C0] dev_printk_emit+0xb9/0xee [ 26.562213][ C0] _dev_info+0xe2/0x116 [ 26.562378][ C0] cmos_do_probe+0x8be/0x98a [ 26.562529][ C0] platform_probe+0xfe/0x1f0 [ 26.562733][ C0] call_driver_probe+0x61/0x1c0 [ 26.562879][ C0] really_probe+0x199/0x760 [ 26.563081][ C0] __driver_probe_device+0x24f/0x440 [ 26.563231][ C0] driver_probe_device+0x4a/0xf0 [ 26.563431][ C0] __driver_attach+0x1b8/0x540 [ 26.563576][ C0] bus_for_each_dev+0x130/0x1e0 [ 26.563771][ C0] bus_add_driver+0x2c8/0x530 [ 26.563920][ C0] driver_register+0x1a3/0x390 [ 26.564127][ C0] __platform_driver_probe+0x13f/0x270 [ 26.564272][ C0] cmos_init+0x31/0x40 [ 26.564391][ C0] do_one_initcall+0x124/0x4f0 [ 26.564588][ C0] kernel_init_freeable+0x596/0x630 [ 26.564734][ C0] kernel_init+0x21/0x150 [ 26.564929][ C0] ret_from_fork+0x474/0x6b0 [ 26.565074][ C0] ret_from_fork_asm+0x11/0x20 [ 26.565275][ C0] [ 26.565353][ C0] -> (console_owner){....}-{0:0} { [ 26.565555][ C0] INITIAL USE at: [ 26.565666][ C0] } [ 26.565739][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.566008][ C0] ... acquired at: [ 26.566116][ C0] __lock_acquire+0x518/0xc20 [ 26.566312][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.566465][ C0] console_lock_spinning_enable+0x5c/0x60 [ 26.566708][ C0] console_emit_next_record+0x1d1/0x4c0 [ 26.566905][ C0] console_flush_one_record+0x46f/0x710 [ 26.567049][ C0] console_unlock+0xee/0x1f0 [ 26.567245][ C0] vprintk_emit+0x37c/0x3e0 [ 26.567395][ C0] _printk+0xc7/0x100 [ 26.567507][ C0] br_set_state+0x22f/0x430 [bridge] [ 26.567714][ C0] br_init_port+0xc4/0x200 [bridge] [ 26.567864][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 26.568106][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 26.568345][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 26.568495][ C0] notifier_call_chain+0xae/0x300 [ 26.568692][ C0] netif_state_change+0x139/0x340 [ 26.568863][ C0] __linkwatch_run_queue+0x34c/0x750 [ 26.569060][ C0] linkwatch_event+0x7f/0xb0 [ 26.569204][ C0] process_one_work+0xe3e/0x1560 [ 26.569408][ C0] worker_thread+0x4f1/0xd60 [ 26.569558][ C0] kthread+0x367/0x460 [ 26.569722][ C0] ret_from_fork+0x474/0x6b0 [ 26.569872][ C0] ret_from_fork_asm+0x11/0x20 [ 26.570073][ C0] [ 26.570150][ C0] -> (&br->lock){+.-.}-{3:3} { [ 26.570301][ C0] HARDIRQ-ON-W at: [ 26.570466][ C0] __lock_acquire+0x388/0xc20 [ 26.570650][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.570884][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.571122][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 26.571355][ C0] br_dev_open+0x94/0x120 [bridge] [ 26.571599][ C0] __dev_open+0x2f3/0x610 [ 26.571834][ C0] __dev_change_flags+0x4a4/0x660 [ 26.572027][ C0] rtnl_configure_link+0x15f/0x410 [ 26.572266][ C0] rtnl_newlink_create+0x2ec/0x750 [ 26.572453][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.572684][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.572916][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.573106][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.573345][ C0] netlink_unicast+0x486/0x750 [ 26.573582][ C0] netlink_sendmsg+0x735/0xc60 [ 26.573770][ C0] ____sys_sendmsg+0x415/0x880 [ 26.574008][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.574190][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.574431][ C0] do_syscall_64+0xff/0x530 [ 26.574664][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.574883][ C0] IN-SOFTIRQ-W at: [ 26.575049][ C0] __lock_acquire+0x388/0xc20 [ 26.575234][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.575472][ C0] _raw_spin_lock+0x33/0x40 [ 26.575705][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.575932][ C0] call_timer_fn+0x160/0x4d0 [ 26.576169][ C0] __run_timers+0x68f/0xaa0 [ 26.576411][ C0] run_timer_softirq+0xf0/0x160 [ 26.576596][ C0] handle_softirqs+0x1d3/0x900 [ 26.576829][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.577063][ C0] irq_exit_rcu+0xe/0x30 [ 26.577243][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.577516][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.577785][ C0] pv_native_safe_halt+0xf/0x10 [ 26.577971][ C0] default_idle+0x9/0x10 [ 26.578204][ C0] default_idle_call+0x6e/0xb0 [ 26.578456][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.578680][ C0] do_idle+0xd8/0x190 [ 26.578827][ C0] cpu_startup_entry+0x53/0x70 [ 26.579009][ C0] rest_init+0x279/0x280 [ 26.579243][ C0] start_kernel+0x3af/0x3b0 [ 26.579516][ C0] x86_64_start_reservations+0x24/0x30 [ 26.579735][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.579984][ C0] common_startup_64+0x13e/0x148 [ 26.580225][ C0] INITIAL USE at: [ 26.580342][ C0] __lock_acquire+0x388/0xc20 [ 26.580578][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.580763][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.581003][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 26.581283][ C0] br_dev_open+0x94/0x120 [bridge] [ 26.581482][ C0] __dev_open+0x2f3/0x610 [ 26.581720][ C0] __dev_change_flags+0x4a4/0x660 [ 26.581904][ C0] rtnl_configure_link+0x15f/0x410 [ 26.582150][ C0] rtnl_newlink_create+0x2ec/0x750 [ 26.582386][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.582569][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.582803][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.583037][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.583221][ C0] netlink_unicast+0x486/0x750 [ 26.583460][ C0] netlink_sendmsg+0x735/0xc60 [ 26.583639][ C0] ____sys_sendmsg+0x415/0x880 [ 26.583874][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.584112][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.584292][ C0] do_syscall_64+0xff/0x530 [ 26.584530][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.584806][ C0] } [ 26.584882][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.585161][ C0] ... acquired at: [ 26.585271][ C0] mark_lock+0x1d7/0xa00 [ 26.585475][ C0] mark_usage+0x42/0x170 [ 26.585621][ C0] __lock_acquire+0x388/0xc20 [ 26.585765][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.585911][ C0] _raw_spin_lock+0x33/0x40 [ 26.586108][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.586297][ C0] call_timer_fn+0x160/0x4d0 [ 26.586497][ C0] __run_timers+0x68f/0xaa0 [ 26.586641][ C0] run_timer_softirq+0xf0/0x160 [ 26.586787][ C0] handle_softirqs+0x1d3/0x900 [ 26.586938][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.587135][ C0] irq_exit_rcu+0xe/0x30 [ 26.587280][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.587516][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.587695][ C0] pv_native_safe_halt+0xf/0x10 [ 26.587841][ C0] default_idle+0x9/0x10 [ 26.587989][ C0] default_idle_call+0x6e/0xb0 [ 26.588191][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.588426][ C0] do_idle+0xd8/0x190 [ 26.588533][ C0] cpu_startup_entry+0x53/0x70 [ 26.588676][ C0] rest_init+0x279/0x280 [ 26.588875][ C0] start_kernel+0x3af/0x3b0 [ 26.589026][ C0] x86_64_start_reservations+0x24/0x30 [ 26.589222][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.589369][ C0] common_startup_64+0x13e/0x148 [ 26.589575][ C0] [ 26.589650][ C0] [ 26.589650][ C0] stack backtrace: [ 26.589834][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.589838][ C0] Tainted: [W]=WARN [ 26.589838][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.589840][ C0] Call Trace: [ 26.589841][ C0] [ 26.589842][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.589847][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.589850][ C0] mark_lock_irq+0x989/0x9c0 [ 26.589853][ C0] mark_lock+0x1d7/0xa00 [ 26.589855][ C0] mark_usage+0x42/0x170 [ 26.589856][ C0] __lock_acquire+0x388/0xc20 [ 26.589858][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.589860][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.589868][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.589871][ C0] ? lock_acquire+0x13c/0x160 [ 26.589873][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.589879][ C0] _raw_spin_lock+0x33/0x40 [ 26.589881][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.589887][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.589893][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.589900][ C0] call_timer_fn+0x160/0x4d0 [ 26.589902][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.589903][ C0] ? debug_object_active_state+0x430/0x430 [ 26.589907][ C0] ? find_held_lock+0x2b/0x80 [ 26.589909][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.589910][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.589913][ C0] __run_timers+0x68f/0xaa0 [ 26.589914][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.589921][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.589922][ C0] ? __lock_acquire+0x518/0xc20 [ 26.589925][ C0] ? __rwlock_init+0x150/0x150 [ 26.589927][ C0] run_timer_softirq+0xf0/0x160 [ 26.589929][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.589931][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.589933][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.589935][ C0] handle_softirqs+0x1d3/0x900 [ 26.589937][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.589939][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.589941][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.589942][ C0] irq_exit_rcu+0xe/0x30 [ 26.589943][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.589945][ C0] [ 26.589946][ C0] [ 26.589946][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.589948][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.589949][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.589952][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 [ 26.589953][ C0] RSP: 0018:ffffffff9d607cf8 EFLAGS: 00000296 [ 26.589956][ C0] RAX: 0000000000095adf RBX: ffffffff9d61c600 RCX: ffffffff9a6f0307 [ 26.589957][ C0] RDX: ffffffff9d61c600 RSI: ffffffff9d438b01 RDI: ffffffff9ce8d8e0 [ 26.589958][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.589959][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3ac0fa2 [ 26.589959][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.589961][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.589963][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.589965][ C0] default_idle+0x9/0x10 [ 26.589966][ C0] default_idle_call+0x6e/0xb0 [ 26.589968][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.589970][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.589971][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.589974][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.589976][ C0] do_idle+0xd8/0x190 [ 26.589977][ C0] cpu_startup_entry+0x53/0x70 [ 26.589978][ C0] rest_init+0x279/0x280 [ 26.589980][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.589983][ C0] ? rest_init+0x280/0x280 [ 26.589985][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.589988][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.589991][ C0] ? acpi_enable+0x1e4/0x330 [ 26.589993][ C0] start_kernel+0x3af/0x3b0 [ 26.589995][ C0] x86_64_start_reservations+0x24/0x30 [ 26.589997][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.589999][ C0] common_startup_64+0x13e/0x148 [ 26.590002][ C0] [ 28.962501][ T485] br1: port 2(veth2) entered disabled state [ 28.962517][ T485] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.962520][ T485] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 485, name: ip [ 28.962521][ T485] preempt_count: 202, expected: 0 [ 28.962522][ T485] RCU nest depth: 0, expected: 0 [ 28.962523][ T485] INFO: lockdep is turned off. [ 28.962524][ T485] irq event stamp: 0 [ 28.962525][ T485] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 28.962530][ T485] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 28.962536][ T485] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 28.962538][ T485] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 28.962540][ T485] Preemption disabled at: [ 28.962541][ T485] [<0000000000000000>] 0x0 [ 28.962545][ T485] CPU: 2 UID: 0 PID: 485 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.962549][ T485] Tainted: [W]=WARN [ 28.962549][ T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.962551][ T485] Call Trace: [ 28.962553][ T485] [ 28.962554][ T485] dump_stack_lvl+0x6f/0xa0 [ 28.962559][ T485] __might_resched.cold+0x1fe/0x2c1 [ 28.962563][ T485] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.962567][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962571][ T485] __kmalloc_noprof+0x443/0x760 [ 28.962575][ T485] ? __rwlock_init+0x150/0x150 [ 28.962578][ T485] ? alloc_buf.isra.0+0x4b/0x260 [ 28.962582][ T485] ? do_raw_spin_unlock+0x59/0x250 [ 28.962583][ T485] alloc_buf.isra.0+0x4b/0x260 [ 28.962585][ T485] put_chars+0x1e1/0x2f0 [ 28.962587][ T485] ? __send_to_port+0x420/0x420 [ 28.962589][ T485] ? printk_get_next_message+0x240/0x650 [ 28.962592][ T485] hvc_console_print+0x292/0x780 [ 28.962596][ T485] ? hvc_write+0x3a0/0x3a0 [ 28.962598][ T485] ? __rwlock_init+0x150/0x150 [ 28.962599][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962601][ T485] ? lock_acquire+0x13c/0x160 [ 28.962603][ T485] console_emit_next_record+0x22f/0x4c0 [ 28.962606][ T485] ? devkmsg_read+0x4b0/0x4b0 [ 28.962608][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962609][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962611][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962613][ T485] ? lock_acquire+0x13c/0x160 [ 28.962615][ T485] ? console_flush_one_record+0x111/0x710 [ 28.962616][ T485] console_flush_one_record+0x46f/0x710 [ 28.962619][ T485] ? console_emit_next_record+0x4c0/0x4c0 [ 28.962622][ T485] console_unlock+0xee/0x1f0 [ 28.962623][ T485] ? lock_acquire+0x13c/0x160 [ 28.962625][ T485] ? console_flush_one_record+0x710/0x710 [ 28.962626][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962628][ T485] ? lock_release+0x184/0x1f0 [ 28.962630][ T485] ? lock_acquire+0x60/0x160 [ 28.962631][ T485] ? __rcu_read_lock+0x30/0x70 [ 28.962633][ T485] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.962635][ T485] ? vprintk_emit+0x320/0x3e0 [ 28.962637][ T485] vprintk_emit+0x37c/0x3e0 [ 28.962640][ T485] ? wake_up_klogd_work_func+0x90/0x90 [ 28.962641][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962643][ T485] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.962646][ T485] ? trace_hardirqs_on+0x36/0x40 [ 28.962647][ T485] _printk+0xc7/0x100 [ 28.962651][ T485] ? snapshot_read.cold+0x21/0x21 [ 28.962653][ T485] ? ipv6_mc_down+0x17e/0x2d0 [ 28.962658][ T485] br_set_state+0x22f/0x430 [bridge] [ 28.962671][ T485] br_stp_disable_port+0x11f/0x390 [bridge] [ 28.962679][ T485] br_device_event+0x7b5/0x8f0 [bridge] [ 28.962688][ T485] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 28.962691][ T485] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 28.962693][ T485] ? addrconf_notify+0x2c8/0xf30 [ 28.962697][ T485] notifier_call_chain+0xae/0x300 [ 28.962700][ T485] __dev_notify_flags+0x23c/0x3c0 [ 28.962704][ T485] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.962705][ T485] ? netif_change_name+0x8c0/0x8c0 [ 28.962707][ T485] ? netif_set_allmulti+0x250/0x250 [ 28.962709][ T485] ? __kernel_text_address+0x12/0x30 [ 28.962711][ T485] ? write_profile+0xf0/0xf0 [ 28.962714][ T485] ? unwind_get_return_address+0x67/0xd0 [ 28.962717][ T485] netif_change_flags+0xfe/0x190 [ 28.962719][ T485] do_setlink.isra.0+0x1cc3/0x2750 [ 28.962722][ T485] ? stack_trace_save+0x93/0xc0 [ 28.962723][ T485] ? rtnl_link_get_size+0x350/0x350 [ 28.962727][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962728][ T485] ? stack_depot_save_flags+0x1bc/0x790 [ 28.962732][ T485] ? kasan_save_stack+0x3d/0x50 [ 28.962735][ T485] ? kasan_save_stack+0x2f/0x50 [ 28.962737][ T485] ? kasan_save_track+0x14/0x30 [ 28.962739][ T485] ? __kasan_kmalloc+0x7b/0x90 [ 28.962740][ T485] ? __kmalloc_cache_noprof+0x29a/0x620 [ 28.962742][ T485] ? rtnl_newlink+0x124/0x11c0 [ 28.962743][ T485] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.962744][ T485] ? netlink_rcv_skb+0x14e/0x3a0 [ 28.962747][ T485] ? netlink_unicast+0x486/0x750 [ 28.962748][ T485] ? netlink_sendmsg+0x735/0xc60 [ 28.962749][ T485] ? ____sys_sendmsg+0x415/0x880 [ 28.962752][ T485] ? ___sys_sendmsg+0x14e/0x1d0 [ 28.962753][ T485] ? __sys_sendmsg+0x12c/0x1d0 [ 28.962755][ T485] ? do_syscall_64+0xff/0x530 [ 28.962757][ T485] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.962759][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962761][ T485] ? lock_acquire+0x13c/0x160 [ 28.962763][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962764][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962766][ T485] ? trace_contention_end+0xb3/0x180 [ 28.962769][ T485] ? __mutex_lock+0x1db/0x1ea0 [ 28.962770][ T485] ? __mutex_lock+0x9a3/0x1ea0 [ 28.962772][ T485] ? rtnl_newlink+0x9a8/0x11c0 [ 28.962773][ T485] ? ww_mutex_lock+0x160/0x160 [ 28.962775][ T485] ? __rtnl_newlink+0x3fa/0xa50 [ 28.962778][ T485] rtnl_newlink+0x9f1/0x11c0 [ 28.962779][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962781][ T485] ? rtnl_bridge_getlink+0x850/0x850 [ 28.962782][ T485] ? lock_acquire+0x13c/0x160 [ 28.962784][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962786][ T485] ? is_bpf_text_address+0x3e/0x110 [ 28.962789][ T485] ? is_bpf_text_address+0x72/0x110 [ 28.962791][ T485] ? kernel_text_address+0x149/0x170 [ 28.962792][ T485] ? __kernel_text_address+0x12/0x30 [ 28.962793][ T485] ? write_profile+0xf0/0xf0 [ 28.962795][ T485] ? unwind_get_return_address+0x67/0xd0 [ 28.962796][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962798][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962799][ T485] ? cap_capable+0x1d7/0x3d0 [ 28.962803][ T485] ? lock_acquire+0x13c/0x160 [ 28.962804][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962806][ T485] ? rtnl_bridge_getlink+0x850/0x850 [ 28.962807][ T485] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.962809][ T485] ? rtnl_link_fill+0x920/0x920 [ 28.962810][ T485] ? filter_irq_stacks+0xd0/0xd0 [ 28.962812][ T485] ? stack_depot_save_flags+0x1bc/0x790 [ 28.962814][ T485] netlink_rcv_skb+0x14e/0x3a0 [ 28.962816][ T485] ? rtnl_link_fill+0x920/0x920 [ 28.962817][ T485] ? lock_release+0x184/0x1f0 [ 28.962818][ T485] ? netlink_ack+0xcf0/0xcf0 [ 28.962820][ T485] ? __netlink_lookup+0xb9/0x6b0 [ 28.962822][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962824][ T485] ? lock_release+0x184/0x1f0 [ 28.962826][ T485] netlink_unicast+0x486/0x750 [ 28.962828][ T485] ? netlink_attachskb+0x810/0x810 [ 28.962830][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962831][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962833][ T485] ? lock_acquire+0x13c/0x160 [ 28.962835][ T485] netlink_sendmsg+0x735/0xc60 [ 28.962837][ T485] ? netlink_unicast+0x750/0x750 [ 28.962838][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962840][ T485] ? lock_release+0x184/0x1f0 [ 28.962842][ T485] ____sys_sendmsg+0x415/0x880 [ 28.962844][ T485] ? copy_msghdr_from_user+0x279/0x420 [ 28.962845][ T485] ? get_timestamp.constprop.0+0x390/0x390 [ 28.962847][ T485] ? move_addr_to_kernel+0x40/0x40 [ 28.962848][ T485] ? filter_irq_stacks+0xd0/0xd0 [ 28.962851][ T485] ___sys_sendmsg+0x14e/0x1d0 [ 28.962853][ T485] ? copy_msghdr_from_user+0x420/0x420 [ 28.962857][ T485] __sys_sendmsg+0x12c/0x1d0 [ 28.962859][ T485] ? __sys_sendmsg_sock+0x20/0x20 [ 28.962862][ T485] ? rcu_is_watching+0x16/0xd0 [ 28.962864][ T485] do_syscall_64+0xff/0x530 [ 28.962865][ T485] ? exc_page_fault+0xee/0x100 [ 28.962868][ T485] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.962869][ T485] RIP: 0033:0x7fb0801d654e [ 28.962871][ T485] 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 [ 28.962873][ T485] RSP: 002b:00007ffd1aa411e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 28.962877][ T485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0801d654e [ 28.962878][ T485] RDX: 0000000000000000 RSI: 00007ffd1aa41290 RDI: 0000000000000005 [ 28.962879][ T485] RBP: 00007ffd1aa411f0 R08: 0000000000000000 R09: 0000000000000000 [ 28.962880][ T485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91580e [ 28.962881][ T485] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1aa41950 [ 28.962883][ T485] [ 29.002696][ T485] ip (485) used greatest stack depth: 23016 bytes left [ 29.014178][ T486] veth2: left allmulticast mode [ 29.014344][ T486] veth2: left promiscuous mode [ 29.014550][ T486] br1: port 2(veth2) entered disabled state [ 29.034660][ T487] br1: port 1(veth1) entered disabled state [ 29.050184][ T488] veth1: left allmulticast mode [ 29.050361][ T488] veth1: left promiscuous mode [ 29.050572][ T488] br1: port 1(veth1) entered disabled state