[ 10.610943][ T236] br1: port 1(veth1) entered blocking state [ 10.611009][ T236] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.611011][ T236] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 236, name: ip [ 10.611013][ T236] preempt_count: 1, expected: 0 [ 10.611014][ T236] RCU nest depth: 0, expected: 0 [ 10.611015][ T236] locks held by ip/236: 5, last CPU#0: [ 10.611017][ T236] #0: ffffffffa56d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 10.611028][ T236] #1: ffffffffa4f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.611035][ T236] #2: ffffffffa4f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.611039][ T236] #3: ffffffffa4e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.611042][ T236] #4: ffffffffa4e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.611046][ T236] irq event stamp: 18934 [ 10.611047][ T236] hardirqs last enabled at (18933): [] __down_trylock_console_sem+0x86/0xa0 [ 10.611050][ T236] hardirqs last disabled at (18934): [] console_emit_next_record+0x3d4/0x4c0 [ 10.611052][ T236] softirqs last enabled at (18846): [] __alloc_skb+0x4c2/0x5f0 [ 10.611055][ T236] softirqs last disabled at (18844): [] __alloc_skb+0x4c2/0x5f0 [ 10.611057][ T236] Preemption disabled at: [ 10.611058][ T236] [] vprintk_emit+0x31b/0x3e0 [ 10.611064][ T236] CPU: 0 UID: 0 PID: 236 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.611067][ T236] Tainted: [W]=WARN [ 10.611068][ T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.611070][ T236] Call Trace: [ 10.611072][ T236] [ 10.611073][ T236] dump_stack_lvl+0x6f/0xa0 [ 10.611079][ T236] ? vprintk_emit+0x31b/0x3e0 [ 10.611081][ T236] __might_resched.cold+0x1fe/0x2c1 [ 10.611086][ T236] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.611093][ T236] ? __kmalloc_noprof+0xdb/0x760 [ 10.611098][ T236] __kmalloc_noprof+0x443/0x760 [ 10.611101][ T236] ? alloc_buf.isra.0+0x4b/0x260 [ 10.611106][ T236] ? do_raw_spin_unlock+0x59/0x250 [ 10.611109][ T236] alloc_buf.isra.0+0x4b/0x260 [ 10.611112][ T236] put_chars+0x1e1/0x2f0 [ 10.611115][ T236] ? __send_to_port+0x420/0x420 [ 10.611119][ T236] ? validate_chain+0x34a/0xc20 [ 10.611123][ T236] hvc_console_print+0x292/0x780 [ 10.611125][ T236] ? mark_usage+0x61/0x170 [ 10.611127][ T236] ? __lock_acquire+0x518/0xc20 [ 10.611129][ T236] ? __lock_acquire+0x518/0xc20 [ 10.611133][ T236] ? hvc_write+0x3a0/0x3a0 [ 10.611135][ T236] ? console_emit_next_record+0x1df/0x4c0 [ 10.611138][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.611142][ T236] ? lock_acquire+0x13c/0x160 [ 10.611146][ T236] console_emit_next_record+0x22f/0x4c0 [ 10.611150][ T236] ? devkmsg_read+0x4b0/0x4b0 [ 10.611152][ T236] ? console_flush_one_record+0x106/0x710 [ 10.611155][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.611157][ T236] ? lock_acquire+0x13c/0x160 [ 10.611161][ T236] console_flush_one_record+0x46f/0x710 [ 10.611165][ T236] ? console_emit_next_record+0x4c0/0x4c0 [ 10.611167][ T236] ? __lock_acquire+0x518/0xc20 [ 10.611172][ T236] console_unlock+0xee/0x1f0 [ 10.611175][ T236] ? console_flush_one_record+0x710/0x710 [ 10.611177][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.611179][ T236] ? lock_acquire+0x60/0x160 [ 10.611183][ T236] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.611185][ T236] ? vprintk_emit+0x320/0x3e0 [ 10.611188][ T236] vprintk_emit+0x37c/0x3e0 [ 10.611192][ T236] ? wake_up_klogd_work_func+0x90/0x90 [ 10.611194][ T236] ? __lock_release.isra.0+0x69/0x1a0 [ 10.611196][ T236] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 10.611200][ T236] ? mark_held_locks+0x40/0x70 [ 10.611204][ T236] _printk+0xc7/0x100 [ 10.611208][ T236] ? snapshot_read.cold+0x21/0x21 [ 10.611211][ T236] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 10.611224][ T236] ? do_setlink.isra.0+0xa31/0x2750 [ 10.611226][ T236] ? rtnl_newlink+0x9f1/0x11c0 [ 10.611227][ T236] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.611231][ T236] br_set_state+0x22f/0x430 [bridge] [ 10.611241][ T236] br_init_port+0xc4/0x200 [bridge] [ 10.611250][ T236] new_nbp+0x39c/0x580 [bridge] [ 10.611259][ T236] br_add_if+0x212/0x1320 [bridge] [ 10.611266][ T236] ? is_bpf_text_address+0x72/0x110 [ 10.611270][ T236] ? kernel_text_address+0x149/0x170 [ 10.611273][ T236] ? __kernel_text_address+0x12/0x30 [ 10.611277][ T236] do_set_master+0x357/0x580 [ 10.611282][ T236] do_setlink.isra.0+0xa31/0x2750 [ 10.611285][ T236] ? stack_trace_save+0x93/0xc0 [ 10.611288][ T236] ? rtnl_link_get_size+0x350/0x350 [ 10.611289][ T236] ? rcu_read_lock_any_held+0x66/0x90 [ 10.611292][ T236] ? stack_depot_save_flags+0x38e/0x790 [ 10.611295][ T236] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.611298][ T236] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.611300][ T236] ? validate_chain+0x38b/0xc20 [ 10.611302][ T236] ? kasan_save_stack+0x3d/0x50 [ 10.611306][ T236] ? kasan_save_stack+0x2f/0x50 [ 10.611307][ T236] ? kasan_save_track+0x14/0x30 [ 10.611310][ T236] ? __lock_acquire+0x518/0xc20 [ 10.611312][ T236] ? netlink_seq_next+0x4e/0x60 [ 10.611315][ T236] ? ___sys_sendmsg+0xb0/0x1d0 [ 10.611319][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 10.611321][ T236] ? rtnl_newlink+0x9a8/0x11c0 [ 10.611324][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.611326][ T236] ? lock_acquire+0x13c/0x160 [ 10.611328][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.611330][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.611332][ T236] ? trace_contention_end+0xb3/0x180 [ 10.611336][ T236] ? __mutex_lock+0x1db/0x1ea0 [ 10.611338][ T236] ? __mutex_lock+0x9a3/0x1ea0 [ 10.611340][ T236] ? rtnl_newlink+0x9a8/0x11c0 [ 10.611343][ T236] ? ww_mutex_lock+0x160/0x160 [ 10.611345][ T236] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.611350][ T236] ? __rtnl_newlink+0x3fa/0xa50 [ 10.611355][ T236] rtnl_newlink+0x9f1/0x11c0 [ 10.611360][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 10.611362][ T236] ? __lock_acquire+0x518/0xc20 [ 10.611367][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 10.611369][ T236] ? find_held_lock+0x2b/0x80 [ 10.611371][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 10.611373][ T236] ? __lock_release.isra.0+0x69/0x1a0 [ 10.611377][ T236] ? rtnl_bridge_getlink+0x850/0x850 [ 10.611379][ T236] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.611382][ T236] ? rtnl_link_fill+0x920/0x920 [ 10.611383][ T236] ? __lock_acquire+0x518/0xc20 [ 10.611387][ T236] ? lock_acquire.part.0+0xd4/0x280 [ 10.611389][ T236] ? find_held_lock+0x2b/0x80 [ 10.611393][ T236] netlink_rcv_skb+0x14e/0x3a0 [ 10.611395][ T236] ? rtnl_link_fill+0x920/0x920 [ 10.611398][ T236] ? netlink_ack+0xcf0/0xcf0 [ 10.611404][ T236] ? netlink_deliver_tap+0xc5/0x330 [ 10.611405][ T236] ? netlink_deliver_tap+0x13c/0x330 [ 10.611410][ T236] netlink_unicast+0x486/0x750 [ 10.611413][ T236] ? netlink_attachskb+0x810/0x810 [ 10.611416][ T236] ? __lock_acquire+0x518/0xc20 [ 10.611420][ T236] netlink_sendmsg+0x735/0xc60 [ 10.611424][ T236] ? netlink_unicast+0x750/0x750 [ 10.611428][ T236] ? __might_fault+0x97/0x140 [ 10.611433][ T236] ____sys_sendmsg+0x415/0x880 [ 10.611435][ T236] ? copy_msghdr_from_user+0x279/0x420 [ 10.611438][ T236] ? get_timestamp.constprop.0+0x390/0x390 [ 10.611439][ T236] ? move_addr_to_kernel+0x40/0x40 [ 10.611447][ T236] ___sys_sendmsg+0x14e/0x1d0 [ 10.611450][ T236] ? copy_msghdr_from_user+0x420/0x420 [ 10.611465][ T236] __sys_sendmsg+0x12c/0x1d0 [ 10.611468][ T236] ? __sys_sendmsg_sock+0x20/0x20 [ 10.611474][ T236] ? rcu_is_watching+0x16/0xd0 [ 10.611478][ T236] do_syscall_64+0xff/0x530 [ 10.611480][ T236] ? exc_page_fault+0xee/0x100 [ 10.611483][ T236] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.611486][ T236] RIP: 0033:0x7f187690354e [ 10.611489][ T236] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 10.611491][ T236] RSP: 002b:00007ffe4e434510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.611494][ T236] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f187690354e [ 10.611495][ T236] RDX: 0000000000000000 RSI: 00007ffe4e4345c0 RDI: 0000000000000005 [ 10.611496][ T236] RBP: 00007ffe4e434520 R08: 0000000000000000 R09: 0000000000000000 [ 10.611497][ T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912b34 [ 10.611498][ T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4e434c80 [ 10.611504][ T236] [ 10.649345][ T236] br1: port 1(veth1) entered disabled state [ 10.649734][ T236] veth1: entered allmulticast mode [ 10.651388][ T236] veth1: entered promiscuous mode [ 10.666039][ T236] ip (236) used greatest stack depth: 23336 bytes left [ 10.692049][ T46] br1: port 1(veth1) entered blocking state [ 10.692506][ T46] br1: port 1(veth1) entered forwarding state [ 10.715685][ T238] br1: port 2(veth2) entered blocking state [ 10.716043][ T238] br1: port 2(veth2) entered disabled state [ 10.716416][ T238] veth2: entered allmulticast mode [ 10.718041][ T238] veth2: entered promiscuous mode [ 10.744761][ T58] br1: port 2(veth2) entered blocking state [ 10.745110][ T58] br1: port 2(veth2) entered forwarding state [ 18.358893][ T292] GACT probability NOT on [ 18.358909][ T292] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.358911][ T292] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 292, name: modprobe [ 18.358913][ T292] preempt_count: 1, expected: 0 [ 18.358914][ T292] RCU nest depth: 0, expected: 0 [ 18.358915][ T292] locks held by modprobe/292: 4, last CPU#2: [ 18.358917][ T292] #0: ffffffffa4f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.358930][ T292] #1: ffffffffa4f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.358934][ T292] #2: ffffffffa4e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.358938][ T292] #3: ffffffffa4e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.358942][ T292] irq event stamp: 15760 [ 18.358943][ T292] hardirqs last enabled at (15759): [] __down_trylock_console_sem+0x86/0xa0 [ 18.358945][ T292] hardirqs last disabled at (15760): [] console_emit_next_record+0x3d4/0x4c0 [ 18.358947][ T292] softirqs last enabled at (14304): [] handle_softirqs+0x67c/0x900 [ 18.358950][ T292] softirqs last disabled at (14299): [] __irq_exit_rcu+0x145/0x1c0 [ 18.358953][ T292] Preemption disabled at: [ 18.358953][ T292] [] vprintk_emit+0x31b/0x3e0 [ 18.358959][ T292] CPU: 2 UID: 0 PID: 292 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.358962][ T292] Tainted: [W]=WARN [ 18.358963][ T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.358965][ T292] Call Trace: [ 18.358966][ T292] [ 18.358968][ T292] dump_stack_lvl+0x6f/0xa0 [ 18.358973][ T292] ? vprintk_emit+0x31b/0x3e0 [ 18.358975][ T292] __might_resched.cold+0x1fe/0x2c1 [ 18.358980][ T292] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.358984][ T292] ? __kmalloc_noprof+0xdb/0x760 [ 18.358989][ T292] __kmalloc_noprof+0x443/0x760 [ 18.358992][ T292] ? alloc_buf.isra.0+0x4b/0x260 [ 18.358997][ T292] ? do_raw_spin_unlock+0x59/0x250 [ 18.359000][ T292] alloc_buf.isra.0+0x4b/0x260 [ 18.359003][ T292] put_chars+0x1e1/0x2f0 [ 18.359006][ T292] ? desc_read_finalized_seq+0x79/0x120 [ 18.359008][ T292] ? __send_to_port+0x420/0x420 [ 18.359011][ T292] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.359014][ T292] ? validate_chain+0x38b/0xc20 [ 18.359018][ T292] hvc_console_print+0x292/0x780 [ 18.359021][ T292] ? __lock_acquire+0x518/0xc20 [ 18.359022][ T292] ? __lock_acquire+0x518/0xc20 [ 18.359027][ T292] ? hvc_write+0x3a0/0x3a0 [ 18.359028][ T292] ? console_emit_next_record+0x1df/0x4c0 [ 18.359031][ T292] ? rcu_is_watching+0x16/0xd0 [ 18.359034][ T292] ? lock_acquire+0x13c/0x160 [ 18.359038][ T292] console_emit_next_record+0x22f/0x4c0 [ 18.359042][ T292] ? devkmsg_read+0x4b0/0x4b0 [ 18.359044][ T292] ? console_flush_one_record+0x106/0x710 [ 18.359047][ T292] ? rcu_is_watching+0x16/0xd0 [ 18.359050][ T292] ? lock_acquire+0x13c/0x160 [ 18.359053][ T292] console_flush_one_record+0x46f/0x710 [ 18.359058][ T292] ? console_emit_next_record+0x4c0/0x4c0 [ 18.359059][ T292] ? __lock_acquire+0x518/0xc20 [ 18.359064][ T292] console_unlock+0xee/0x1f0 [ 18.359067][ T292] ? console_flush_one_record+0x710/0x710 [ 18.359069][ T292] ? rcu_is_watching+0x16/0xd0 [ 18.359071][ T292] ? lock_acquire+0x60/0x160 [ 18.359075][ T292] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.359077][ T292] ? vprintk_emit+0x320/0x3e0 [ 18.359080][ T292] vprintk_emit+0x37c/0x3e0 [ 18.359084][ T292] ? wake_up_klogd_work_func+0x90/0x90 [ 18.359092][ T292] ? llc_exit+0x3e0/0x3e0 [llc] [ 18.359095][ T292] _printk+0xc7/0x100 [ 18.359099][ T292] ? snapshot_read.cold+0x21/0x21 [ 18.359105][ T292] ? do_one_initcall+0x113/0x4f0 [ 18.359108][ T292] gact_init_module+0x15/0x1000 [act_gact] [ 18.359111][ T292] do_one_initcall+0x124/0x4f0 [ 18.359114][ T292] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 18.359118][ T292] ? do_init_module+0xae/0x8a0 [ 18.359121][ T292] ? kasan_unpoison+0x44/0x70 [ 18.359126][ T292] do_init_module+0x2ad/0x8a0 [ 18.359130][ T292] ? lockdep_hardirqs_on+0x91/0x130 [ 18.359134][ T292] ? free_module+0x470/0x470 [ 18.359137][ T292] ? kfree+0x123/0x590 [ 18.359141][ T292] load_module+0x1424/0x1bb0 [ 18.359149][ T292] ? layout_and_allocate.isra.0+0x680/0x680 [ 18.359153][ T292] ? __ia32_sys_fsconfig+0x180/0x180 [ 18.359155][ T292] ? ovl_real_file+0x172/0x1e0 [ 18.359159][ T292] ? backing_file_read_iter+0x541/0x790 [ 18.359162][ T292] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.359166][ T292] init_module_from_file+0x11f/0x1a0 [ 18.359170][ T292] ? __do_sys_init_module+0x220/0x220 [ 18.359178][ T292] ? __rwlock_init+0x150/0x150 [ 18.359181][ T292] ? do_raw_spin_unlock+0x59/0x250 [ 18.359184][ T292] idempotent_init_module+0x37b/0x7c0 [ 18.359188][ T292] ? init_module_from_file+0x1a0/0x1a0 [ 18.359194][ T292] ? rcu_is_watching+0x16/0xd0 [ 18.359196][ T292] ? cap_capable+0x1d7/0x3d0 [ 18.359202][ T292] __x64_sys_finit_module+0xdf/0x190 [ 18.359205][ T292] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.359208][ T292] do_syscall_64+0xff/0x530 [ 18.359210][ T292] ? exc_page_fault+0xee/0x100 [ 18.359213][ T292] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.359215][ T292] RIP: 0033:0x7f43e56df37d [ 18.359218][ T292] 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 [ 18.359220][ T292] RSP: 002b:00007ffe74de20b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 18.359223][ T292] RAX: ffffffffffffffda RBX: 00005581c9007810 RCX: 00007f43e56df37d [ 18.359225][ T292] RDX: 0000000000000000 RSI: 00005581958e3ffd RDI: 0000000000000000 [ 18.359226][ T292] RBP: 00007ffe74de2150 R08: 0000000000000000 R09: 0000000000000000 [ 18.359226][ T292] R10: 0000000000000000 R11: 0000000000000246 R12: 00005581958e3ffd [ 18.359227][ T292] R13: 00005581c9007960 R14: 0000000000040000 R15: 0000000000000000 [ 18.359234][ T292] [ 25.985143][ C0] [ 25.985157][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.985159][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 25.985161][ C0] preempt_count: 104, expected: 0 [ 25.985162][ C0] RCU nest depth: 0, expected: 0 [ 25.985163][ C0] INFO: lockdep is turned off. [ 25.985163][ C0] irq event stamp: 891440 [ 25.985164][ C0] hardirqs last enabled at (891440): [] _raw_spin_unlock_irq+0x28/0x50 [ 25.985174][ C0] hardirqs last disabled at (891439): [] _raw_spin_lock_irq+0x4a/0x50 [ 25.985176][ C0] softirqs last enabled at (891418): [] handle_softirqs+0x67c/0x900 [ 25.985179][ C0] softirqs last disabled at (891437): [] __irq_exit_rcu+0x145/0x1c0 [ 25.985181][ C0] Preemption disabled at: [ 25.985182][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 25.985188][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.985191][ C0] Tainted: [W]=WARN [ 25.985192][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.985194][ C0] Call Trace: [ 25.985195][ C0] [ 25.985197][ C0] dump_stack_lvl+0x6f/0xa0 [ 25.985202][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 25.985203][ C0] __might_resched.cold+0x1fe/0x2c1 [ 25.985207][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.985211][ C0] ? __asan_memcpy+0x3c/0x60 [ 25.985214][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985218][ C0] __kmalloc_noprof+0x443/0x760 [ 25.985221][ C0] ? __rwlock_init+0x150/0x150 [ 25.985224][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 25.985227][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 25.985229][ C0] alloc_buf.isra.0+0x4b/0x260 [ 25.985231][ C0] put_chars+0x1e1/0x2f0 [ 25.985233][ C0] ? __send_to_port+0x420/0x420 [ 25.985235][ C0] ? console_prepend_replay+0x20/0x20 [ 25.985238][ C0] hvc_console_print+0x292/0x780 [ 25.985241][ C0] ? hvc_write+0x3a0/0x3a0 [ 25.985243][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985244][ C0] ? lock_acquire+0x13c/0x160 [ 25.985246][ C0] console_emit_next_record+0x22f/0x4c0 [ 25.985249][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 25.985251][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985252][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985254][ C0] ? lock_acquire+0x13c/0x160 [ 25.985256][ C0] ? console_flush_one_record+0x111/0x710 [ 25.985258][ C0] console_flush_one_record+0x46f/0x710 [ 25.985260][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 25.985263][ C0] console_unlock+0xee/0x1f0 [ 25.985265][ C0] ? lock_acquire+0x13c/0x160 [ 25.985266][ C0] ? console_flush_one_record+0x710/0x710 [ 25.985268][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985269][ C0] ? lock_release+0x184/0x1f0 [ 25.985271][ C0] ? lock_acquire+0x60/0x160 [ 25.985273][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.985275][ C0] ? vprintk_emit+0x320/0x3e0 [ 25.985277][ C0] vprintk_emit+0x37c/0x3e0 [ 25.985279][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 25.985281][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985283][ C0] ? lock_release+0x184/0x1f0 [ 25.985285][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 25.985290][ C0] _printk+0xc7/0x100 [ 25.985293][ C0] ? snapshot_read.cold+0x21/0x21 [ 25.985294][ C0] ? arch_stack_walk+0xd7/0x130 [ 25.985299][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.985301][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 25.985303][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 25.985305][ C0] mark_lock_irq+0x989/0x9c0 [ 25.985308][ C0] mark_lock+0x1d7/0xa00 [ 25.985310][ C0] mark_usage+0x42/0x170 [ 25.985312][ C0] __lock_acquire+0x388/0xc20 [ 25.985314][ C0] lock_acquire.part.0+0xd4/0x280 [ 25.985316][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.985328][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985330][ C0] ? lock_acquire+0x13c/0x160 [ 25.985332][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 25.985339][ C0] _raw_spin_lock+0x33/0x40 [ 25.985340][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.985347][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 25.985353][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 25.985359][ C0] call_timer_fn+0x160/0x4d0 [ 25.985363][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 25.985365][ C0] ? debug_object_active_state+0x430/0x430 [ 25.985368][ C0] ? find_held_lock+0x2b/0x80 [ 25.985370][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 25.985371][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985374][ C0] __run_timers+0x68f/0xaa0 [ 25.985375][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 25.985382][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 25.985384][ C0] ? __lock_acquire+0x518/0xc20 [ 25.985387][ C0] ? __rwlock_init+0x150/0x150 [ 25.985389][ C0] run_timer_softirq+0xf0/0x160 [ 25.985391][ C0] ? __run_timers+0xaa0/0xaa0 [ 25.985393][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 25.985395][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985397][ C0] handle_softirqs+0x1d3/0x900 [ 25.985399][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 25.985400][ C0] ? _local_bh_enable+0xc0/0xc0 [ 25.985402][ C0] __irq_exit_rcu+0x145/0x1c0 [ 25.985404][ C0] irq_exit_rcu+0xe/0x30 [ 25.985405][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 25.985408][ C0] [ 25.985409][ C0] [ 25.985409][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 25.985411][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 25.985413][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 25.985416][ 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 [ 25.985418][ C0] RSP: 0018:ffffffffa4c07cf8 EFLAGS: 00000296 [ 25.985421][ C0] RAX: 00000000000d9a2b RBX: ffffffffa4c1c600 RCX: ffffffffa1cf0307 [ 25.985422][ C0] RDX: ffffffffa4c1c600 RSI: ffffffffa4a38b01 RDI: ffffffffa448d8e0 [ 25.985423][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 25.985424][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4980fa2 [ 25.985425][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 25.985427][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 25.985430][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 25.985431][ C0] default_idle+0x9/0x10 [ 25.985433][ C0] default_idle_call+0x6e/0xb0 [ 25.985435][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 25.985437][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 25.985438][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 25.985441][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 25.985442][ C0] ? rcu_is_watching+0x16/0xd0 [ 25.985444][ C0] do_idle+0xd8/0x190 [ 25.985445][ C0] cpu_startup_entry+0x53/0x70 [ 25.985447][ C0] rest_init+0x279/0x280 [ 25.985449][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 25.985451][ C0] ? rest_init+0x280/0x280 [ 25.985453][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 25.985457][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 25.985460][ C0] ? acpi_enable+0x1e4/0x330 [ 25.985462][ C0] start_kernel+0x3af/0x3b0 [ 25.985464][ C0] x86_64_start_reservations+0x24/0x30 [ 25.985466][ C0] x86_64_start_kernel+0x12b/0x130 [ 25.985468][ C0] common_startup_64+0x13e/0x148 [ 25.985472][ C0] [ 26.010062][ C0] ======================================================== [ 26.010286][ C0] WARNING: possible irq lock inversion dependency detected [ 26.010509][ C0] 7.2.0-virtme #1 Tainted: G W [ 26.010695][ C0] -------------------------------------------------------- [ 26.010918][ C0] swapper/0/0 just changed the state of lock: [ 26.011106][ C0] ff11000009d9ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.011468][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 26.011697][ C0] (fs_reclaim){+.+.}-{0:0} [ 26.011699][ C0] [ 26.011699][ C0] [ 26.011699][ C0] and interrupts could create inverse lock ordering between them. [ 26.011699][ C0] [ 26.012353][ C0] [ 26.012353][ C0] other info that might help us debug this: [ 26.012630][ C0] Chain exists of: [ 26.012630][ C0] &br->lock --> console_owner --> fs_reclaim [ 26.012630][ C0] [ 26.013074][ C0] Possible interrupt unsafe locking scenario: [ 26.013074][ C0] [ 26.013353][ C0] CPU0 CPU1 [ 26.013505][ C0] ---- ---- [ 26.013717][ C0] lock(fs_reclaim); [ 26.013837][ C0] local_irq_disable(); [ 26.014073][ C0] lock(&br->lock); [ 26.014265][ C0] lock(console_owner); [ 26.014504][ C0] [ 26.014628][ C0] lock(&br->lock); [ 26.014799][ C0] [ 26.014799][ C0] *** DEADLOCK *** [ 26.014799][ C0] [ 26.015069][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 26.015254][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 26.015604][ C0] [ 26.015604][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 26.015920][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 26.016127][ C0] HARDIRQ-ON-W at: [ 26.016245][ C0] __lock_acquire+0x388/0xc20 [ 26.016491][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.016682][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.016926][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.017202][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.017430][ C0] workqueue_init+0x2a/0x680 [ 26.017673][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.017956][ C0] kernel_init+0x21/0x150 [ 26.018147][ C0] ret_from_fork+0x474/0x6b0 [ 26.018390][ C0] ret_from_fork_asm+0x11/0x20 [ 26.018637][ C0] SOFTIRQ-ON-W at: [ 26.018753][ C0] __lock_acquire+0x388/0xc20 [ 26.018996][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.019184][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.019422][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.019713][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.019940][ C0] workqueue_init+0x2a/0x680 [ 26.020180][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.020462][ C0] kernel_init+0x21/0x150 [ 26.020655][ C0] ret_from_fork+0x474/0x6b0 [ 26.020899][ C0] ret_from_fork_asm+0x11/0x20 [ 26.021143][ C0] INITIAL USE at: [ 26.021254][ C0] __lock_acquire+0x388/0xc20 [ 26.021494][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.021687][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.021931][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.022210][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.022438][ C0] workqueue_init+0x2a/0x680 [ 26.022684][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.022928][ C0] kernel_init+0x21/0x150 [ 26.023119][ C0] ret_from_fork+0x474/0x6b0 [ 26.023359][ C0] ret_from_fork_asm+0x11/0x20 [ 26.023543][ C0] } [ 26.023680][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 26.023912][ C0] ... acquired at: [ 26.024077][ C0] __lock_acquire+0x518/0xc20 [ 26.024229][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.024431][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.024581][ C0] __kmalloc_noprof+0xd3/0x760 [ 26.024793][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.024942][ C0] put_chars+0x1e1/0x2f0 [ 26.025142][ C0] hvc_console_print+0x292/0x780 [ 26.025293][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.025495][ C0] console_flush_one_record+0x46f/0x710 [ 26.025648][ C0] console_unlock+0xee/0x1f0 [ 26.025857][ C0] vprintk_emit+0x37c/0x3e0 [ 26.026005][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 26.026208][ C0] dev_printk_emit+0xb9/0xee [ 26.026356][ C0] _dev_info+0xe2/0x116 [ 26.026519][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 26.026716][ C0] cmos_do_probe+0x73b/0x98a [ 26.026919][ C0] platform_probe+0xfe/0x1f0 [ 26.027069][ C0] call_driver_probe+0x61/0x1c0 [ 26.027271][ C0] really_probe+0x199/0x760 [ 26.027420][ C0] __driver_probe_device+0x24f/0x440 [ 26.027624][ C0] driver_probe_device+0x4a/0xf0 [ 26.027777][ C0] __driver_attach+0x1b8/0x540 [ 26.027978][ C0] bus_for_each_dev+0x130/0x1e0 [ 26.028129][ C0] bus_add_driver+0x2c8/0x530 [ 26.028329][ C0] driver_register+0x1a3/0x390 [ 26.028480][ C0] __platform_driver_probe+0x13f/0x270 [ 26.028687][ C0] cmos_init+0x31/0x40 [ 26.028807][ C0] do_one_initcall+0x124/0x4f0 [ 26.029008][ C0] kernel_init_freeable+0x596/0x630 [ 26.029157][ C0] kernel_init+0x21/0x150 [ 26.029357][ C0] ret_from_fork+0x474/0x6b0 [ 26.029506][ C0] ret_from_fork_asm+0x11/0x20 [ 26.029718][ C0] [ 26.029797][ C0] -> (console_owner){....}-{0:0} { [ 26.029949][ C0] INITIAL USE at: [ 26.030116][ C0] } [ 26.030191][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.030473][ C0] ... acquired at: [ 26.030583][ C0] __lock_acquire+0x518/0xc20 [ 26.030798][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.030950][ C0] console_lock_spinning_enable+0x5c/0x60 [ 26.031190][ C0] console_emit_next_record+0x1d1/0x4c0 [ 26.031339][ C0] console_flush_one_record+0x46f/0x710 [ 26.031541][ C0] console_unlock+0xee/0x1f0 [ 26.031696][ C0] vprintk_emit+0x37c/0x3e0 [ 26.031906][ C0] _printk+0xc7/0x100 [ 26.032020][ C0] br_set_state+0x22f/0x430 [bridge] [ 26.032229][ C0] br_init_port+0xc4/0x200 [bridge] [ 26.032385][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 26.032631][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 26.032828][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 26.033036][ C0] notifier_call_chain+0xae/0x300 [ 26.033188][ C0] netif_state_change+0x139/0x340 [ 26.033391][ C0] __linkwatch_run_queue+0x34c/0x750 [ 26.033544][ C0] linkwatch_event+0x7f/0xb0 [ 26.033756][ C0] process_one_work+0xe3e/0x1560 [ 26.033904][ C0] worker_thread+0x4f1/0xd60 [ 26.034105][ C0] kthread+0x367/0x460 [ 26.034217][ C0] ret_from_fork+0x474/0x6b0 [ 26.034418][ C0] ret_from_fork_asm+0x11/0x20 [ 26.034569][ C0] [ 26.034701][ C0] -> (&br->lock){+.-.}-{3:3} { [ 26.034858][ C0] HARDIRQ-ON-W at: [ 26.034969][ C0] __lock_acquire+0x388/0xc20 [ 26.035209][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.035451][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.035639][ C0] recalculate_group_addr+0x51/0x120 [bridge] [ 26.035927][ C0] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.036215][ C0] br_changelink+0x575/0x16e0 [bridge] [ 26.036405][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 26.036655][ C0] rtnl_newlink_create+0x2d0/0x750 [ 26.036901][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.037087][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.037325][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.037564][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.037761][ C0] netlink_unicast+0x486/0x750 [ 26.037998][ C0] netlink_sendmsg+0x735/0xc60 [ 26.038185][ C0] ____sys_sendmsg+0x415/0x880 [ 26.038423][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.038670][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.038860][ C0] do_syscall_64+0xff/0x530 [ 26.039100][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.039376][ C0] IN-SOFTIRQ-W at: [ 26.039487][ C0] __lock_acquire+0x388/0xc20 [ 26.039767][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.039953][ C0] _raw_spin_lock+0x33/0x40 [ 26.040194][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.040475][ C0] call_timer_fn+0x160/0x4d0 [ 26.040669][ C0] __run_timers+0x68f/0xaa0 [ 26.040912][ C0] run_timer_softirq+0xf0/0x160 [ 26.041101][ C0] handle_softirqs+0x1d3/0x900 [ 26.041291][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.041529][ C0] irq_exit_rcu+0xe/0x30 [ 26.041725][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.041999][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.042273][ C0] pv_native_safe_halt+0xf/0x10 [ 26.042515][ C0] default_idle+0x9/0x10 [ 26.042710][ C0] default_idle_call+0x6e/0xb0 [ 26.042948][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.043224][ C0] do_idle+0xd8/0x190 [ 26.043373][ C0] cpu_startup_entry+0x53/0x70 [ 26.043611][ C0] rest_init+0x279/0x280 [ 26.043811][ C0] start_kernel+0x3af/0x3b0 [ 26.044049][ C0] x86_64_start_reservations+0x24/0x30 [ 26.044290][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.044477][ C0] common_startup_64+0x13e/0x148 [ 26.044731][ C0] INITIAL USE at: [ 26.044842][ C0] __lock_acquire+0x388/0xc20 [ 26.045082][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.045271][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.045508][ C0] recalculate_group_addr+0x51/0x120 [bridge] [ 26.045800][ C0] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.046078][ C0] br_changelink+0x575/0x16e0 [bridge] [ 26.046272][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 26.046515][ C0] rtnl_newlink_create+0x2d0/0x750 [ 26.046711][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.046948][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.047134][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.047320][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.047564][ C0] netlink_unicast+0x486/0x750 [ 26.047812][ C0] netlink_sendmsg+0x735/0xc60 [ 26.048000][ C0] ____sys_sendmsg+0x415/0x880 [ 26.048239][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.048424][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.048669][ C0] do_syscall_64+0xff/0x530 [ 26.048913][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.049136][ C0] } [ 26.049262][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.049488][ C0] ... acquired at: [ 26.049654][ C0] mark_lock+0x1d7/0xa00 [ 26.049808][ C0] mark_usage+0x42/0x170 [ 26.050009][ C0] __lock_acquire+0x388/0xc20 [ 26.050160][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.050359][ C0] _raw_spin_lock+0x33/0x40 [ 26.050506][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.050757][ C0] call_timer_fn+0x160/0x4d0 [ 26.050905][ C0] __run_timers+0x68f/0xaa0 [ 26.051107][ C0] run_timer_softirq+0xf0/0x160 [ 26.051254][ C0] handle_softirqs+0x1d3/0x900 [ 26.051458][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.051605][ C0] irq_exit_rcu+0xe/0x30 [ 26.051815][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.052050][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.052236][ C0] pv_native_safe_halt+0xf/0x10 [ 26.052436][ C0] default_idle+0x9/0x10 [ 26.052585][ C0] default_idle_call+0x6e/0xb0 [ 26.052796][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.052985][ C0] do_idle+0xd8/0x190 [ 26.053150][ C0] cpu_startup_entry+0x53/0x70 [ 26.053299][ C0] rest_init+0x279/0x280 [ 26.053499][ C0] start_kernel+0x3af/0x3b0 [ 26.053655][ C0] x86_64_start_reservations+0x24/0x30 [ 26.053861][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.054009][ C0] common_startup_64+0x13e/0x148 [ 26.054211][ C0] [ 26.054286][ C0] [ 26.054286][ C0] stack backtrace: [ 26.054525][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.054528][ C0] Tainted: [W]=WARN [ 26.054529][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.054530][ C0] Call Trace: [ 26.054532][ C0] [ 26.054533][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.054537][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.054540][ C0] mark_lock_irq+0x989/0x9c0 [ 26.054543][ C0] mark_lock+0x1d7/0xa00 [ 26.054544][ C0] mark_usage+0x42/0x170 [ 26.054546][ C0] __lock_acquire+0x388/0xc20 [ 26.054549][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.054551][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.054558][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.054561][ C0] ? lock_acquire+0x13c/0x160 [ 26.054562][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.054569][ C0] _raw_spin_lock+0x33/0x40 [ 26.054570][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.054576][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.054583][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.054589][ C0] call_timer_fn+0x160/0x4d0 [ 26.054591][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.054593][ C0] ? debug_object_active_state+0x430/0x430 [ 26.054596][ C0] ? find_held_lock+0x2b/0x80 [ 26.054598][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.054600][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.054602][ C0] __run_timers+0x68f/0xaa0 [ 26.054604][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.054610][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.054612][ C0] ? __lock_acquire+0x518/0xc20 [ 26.054615][ C0] ? __rwlock_init+0x150/0x150 [ 26.054619][ C0] run_timer_softirq+0xf0/0x160 [ 26.054623][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.054626][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.054628][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.054629][ C0] handle_softirqs+0x1d3/0x900 [ 26.054632][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.054633][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.054635][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.054637][ C0] irq_exit_rcu+0xe/0x30 [ 26.054638][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.054640][ C0] [ 26.054641][ C0] [ 26.054642][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.054643][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.054645][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.054647][ 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 [ 26.054649][ C0] RSP: 0018:ffffffffa4c07cf8 EFLAGS: 00000296 [ 26.054651][ C0] RAX: 00000000000d9a2b RBX: ffffffffa4c1c600 RCX: ffffffffa1cf0307 [ 26.054652][ C0] RDX: ffffffffa4c1c600 RSI: ffffffffa4a38b01 RDI: ffffffffa448d8e0 [ 26.054653][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.054654][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4980fa2 [ 26.054655][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.054656][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.054659][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.054660][ C0] default_idle+0x9/0x10 [ 26.054662][ C0] default_idle_call+0x6e/0xb0 [ 26.054664][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.054665][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.054667][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.054669][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.054670][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.054673][ C0] do_idle+0xd8/0x190 [ 26.054674][ C0] cpu_startup_entry+0x53/0x70 [ 26.054676][ C0] rest_init+0x279/0x280 [ 26.054677][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.054680][ C0] ? rest_init+0x280/0x280 [ 26.054682][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.054685][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.054688][ C0] ? acpi_enable+0x1e4/0x330 [ 26.054690][ C0] start_kernel+0x3af/0x3b0 [ 26.054692][ C0] x86_64_start_reservations+0x24/0x30 [ 26.054694][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.054696][ C0] common_startup_64+0x13e/0x148 [ 26.054699][ C0] [ 52.400609][ T1725] br1: port 2(veth2) entered disabled state [ 52.400625][ T1725] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 52.400628][ T1725] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1725, name: ip [ 52.400630][ T1725] preempt_count: 202, expected: 0 [ 52.400631][ T1725] RCU nest depth: 0, expected: 0 [ 52.400632][ T1725] INFO: lockdep is turned off. [ 52.400633][ T1725] irq event stamp: 0 [ 52.400634][ T1725] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.400638][ T1725] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 52.400645][ T1725] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 52.400646][ T1725] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.400648][ T1725] Preemption disabled at: [ 52.400649][ T1725] [<0000000000000000>] 0x0 [ 52.400653][ T1725] CPU: 0 UID: 0 PID: 1725 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 52.400657][ T1725] Tainted: [W]=WARN [ 52.400657][ T1725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.400659][ T1725] Call Trace: [ 52.400661][ T1725] [ 52.400662][ T1725] dump_stack_lvl+0x6f/0xa0 [ 52.400667][ T1725] __might_resched.cold+0x1fe/0x2c1 [ 52.400671][ T1725] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 52.400675][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400679][ T1725] __kmalloc_noprof+0x443/0x760 [ 52.400682][ T1725] ? __rwlock_init+0x150/0x150 [ 52.400685][ T1725] ? alloc_buf.isra.0+0x4b/0x260 [ 52.400689][ T1725] ? do_raw_spin_unlock+0x59/0x250 [ 52.400691][ T1725] alloc_buf.isra.0+0x4b/0x260 [ 52.400692][ T1725] put_chars+0x1e1/0x2f0 [ 52.400694][ T1725] ? __send_to_port+0x420/0x420 [ 52.400696][ T1725] ? printk_get_next_message+0x240/0x650 [ 52.400699][ T1725] hvc_console_print+0x292/0x780 [ 52.400703][ T1725] ? hvc_write+0x3a0/0x3a0 [ 52.400705][ T1725] ? __rwlock_init+0x150/0x150 [ 52.400706][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400708][ T1725] ? lock_acquire+0x13c/0x160 [ 52.400710][ T1725] console_emit_next_record+0x22f/0x4c0 [ 52.400713][ T1725] ? devkmsg_read+0x4b0/0x4b0 [ 52.400715][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400717][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400718][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400720][ T1725] ? lock_acquire+0x13c/0x160 [ 52.400722][ T1725] ? console_flush_one_record+0x111/0x710 [ 52.400724][ T1725] console_flush_one_record+0x46f/0x710 [ 52.400726][ T1725] ? console_emit_next_record+0x4c0/0x4c0 [ 52.400729][ T1725] console_unlock+0xee/0x1f0 [ 52.400730][ T1725] ? lock_acquire+0x13c/0x160 [ 52.400732][ T1725] ? console_flush_one_record+0x710/0x710 [ 52.400734][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400735][ T1725] ? lock_release+0x184/0x1f0 [ 52.400737][ T1725] ? lock_acquire+0x60/0x160 [ 52.400738][ T1725] ? __rcu_read_lock+0x30/0x70 [ 52.400740][ T1725] ? __down_trylock_console_sem+0x5e/0xa0 [ 52.400742][ T1725] ? vprintk_emit+0x320/0x3e0 [ 52.400744][ T1725] vprintk_emit+0x37c/0x3e0 [ 52.400747][ T1725] ? wake_up_klogd_work_func+0x90/0x90 [ 52.400749][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400750][ T1725] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 52.400753][ T1725] ? trace_hardirqs_on+0x36/0x40 [ 52.400755][ T1725] _printk+0xc7/0x100 [ 52.400758][ T1725] ? snapshot_read.cold+0x21/0x21 [ 52.400760][ T1725] ? ipv6_mc_down+0x17e/0x2d0 [ 52.400765][ T1725] br_set_state+0x22f/0x430 [bridge] [ 52.400777][ T1725] br_stp_disable_port+0x11f/0x390 [bridge] [ 52.400785][ T1725] br_device_event+0x7b5/0x8f0 [bridge] [ 52.400794][ T1725] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 52.400797][ T1725] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 52.400799][ T1725] ? addrconf_notify+0x2c8/0xf30 [ 52.400803][ T1725] notifier_call_chain+0xae/0x300 [ 52.400806][ T1725] __dev_notify_flags+0x23c/0x3c0 [ 52.400809][ T1725] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 52.400811][ T1725] ? netif_change_name+0x8c0/0x8c0 [ 52.400813][ T1725] ? netif_set_allmulti+0x250/0x250 [ 52.400815][ T1725] ? __kernel_text_address+0x12/0x30 [ 52.400817][ T1725] ? write_profile+0xf0/0xf0 [ 52.400820][ T1725] ? unwind_get_return_address+0x67/0xd0 [ 52.400823][ T1725] netif_change_flags+0xfe/0x190 [ 52.400825][ T1725] do_setlink.isra.0+0x1cc3/0x2750 [ 52.400828][ T1725] ? stack_trace_save+0x93/0xc0 [ 52.400829][ T1725] ? rtnl_link_get_size+0x350/0x350 [ 52.400831][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400832][ T1725] ? stack_depot_save_flags+0x1bc/0x790 [ 52.400836][ T1725] ? kasan_save_stack+0x3d/0x50 [ 52.400844][ T1725] ? kasan_save_stack+0x2f/0x50 [ 52.400845][ T1725] ? kasan_save_track+0x14/0x30 [ 52.400847][ T1725] ? __kasan_kmalloc+0x7b/0x90 [ 52.400848][ T1725] ? __kmalloc_cache_noprof+0x29a/0x620 [ 52.400850][ T1725] ? rtnl_newlink+0x124/0x11c0 [ 52.400851][ T1725] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 52.400853][ T1725] ? netlink_rcv_skb+0x14e/0x3a0 [ 52.400856][ T1725] ? netlink_unicast+0x486/0x750 [ 52.400857][ T1725] ? netlink_sendmsg+0x735/0xc60 [ 52.400858][ T1725] ? ____sys_sendmsg+0x415/0x880 [ 52.400861][ T1725] ? ___sys_sendmsg+0x14e/0x1d0 [ 52.400862][ T1725] ? __sys_sendmsg+0x12c/0x1d0 [ 52.400864][ T1725] ? do_syscall_64+0xff/0x530 [ 52.400865][ T1725] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 52.400868][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400870][ T1725] ? lock_acquire+0x13c/0x160 [ 52.400871][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400873][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400875][ T1725] ? trace_contention_end+0xb3/0x180 [ 52.400878][ T1725] ? __mutex_lock+0x1db/0x1ea0 [ 52.400879][ T1725] ? __mutex_lock+0x9a3/0x1ea0 [ 52.400880][ T1725] ? rtnl_newlink+0x9a8/0x11c0 [ 52.400882][ T1725] ? ww_mutex_lock+0x160/0x160 [ 52.400884][ T1725] ? __rtnl_newlink+0x3fa/0xa50 [ 52.400886][ T1725] rtnl_newlink+0x9f1/0x11c0 [ 52.400888][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400890][ T1725] ? rtnl_bridge_getlink+0x850/0x850 [ 52.400891][ T1725] ? lock_acquire+0x13c/0x160 [ 52.400893][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400895][ T1725] ? is_bpf_text_address+0x3e/0x110 [ 52.400898][ T1725] ? is_bpf_text_address+0x72/0x110 [ 52.400900][ T1725] ? kernel_text_address+0x149/0x170 [ 52.400901][ T1725] ? __kernel_text_address+0x12/0x30 [ 52.400903][ T1725] ? write_profile+0xf0/0xf0 [ 52.400904][ T1725] ? unwind_get_return_address+0x67/0xd0 [ 52.400905][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400907][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400908][ T1725] ? cap_capable+0x1d7/0x3d0 [ 52.400912][ T1725] ? lock_acquire+0x13c/0x160 [ 52.400914][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400915][ T1725] ? rtnl_bridge_getlink+0x850/0x850 [ 52.400917][ T1725] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 52.400918][ T1725] ? rtnl_link_fill+0x920/0x920 [ 52.400920][ T1725] ? filter_irq_stacks+0xd0/0xd0 [ 52.400921][ T1725] ? stack_depot_save_flags+0x1bc/0x790 [ 52.400924][ T1725] netlink_rcv_skb+0x14e/0x3a0 [ 52.400925][ T1725] ? rtnl_link_fill+0x920/0x920 [ 52.400927][ T1725] ? lock_release+0x184/0x1f0 [ 52.400928][ T1725] ? netlink_ack+0xcf0/0xcf0 [ 52.400929][ T1725] ? __netlink_lookup+0xb9/0x6b0 [ 52.400932][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400934][ T1725] ? lock_release+0x184/0x1f0 [ 52.400936][ T1725] netlink_unicast+0x486/0x750 [ 52.400938][ T1725] ? netlink_attachskb+0x810/0x810 [ 52.400939][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400941][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400943][ T1725] ? lock_acquire+0x13c/0x160 [ 52.400945][ T1725] netlink_sendmsg+0x735/0xc60 [ 52.400947][ T1725] ? netlink_unicast+0x750/0x750 [ 52.400948][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400950][ T1725] ? lock_release+0x184/0x1f0 [ 52.400952][ T1725] ____sys_sendmsg+0x415/0x880 [ 52.400954][ T1725] ? copy_msghdr_from_user+0x279/0x420 [ 52.400956][ T1725] ? get_timestamp.constprop.0+0x390/0x390 [ 52.400957][ T1725] ? move_addr_to_kernel+0x40/0x40 [ 52.400959][ T1725] ? filter_irq_stacks+0xd0/0xd0 [ 52.400961][ T1725] ___sys_sendmsg+0x14e/0x1d0 [ 52.400963][ T1725] ? copy_msghdr_from_user+0x420/0x420 [ 52.400968][ T1725] __sys_sendmsg+0x12c/0x1d0 [ 52.400970][ T1725] ? __sys_sendmsg_sock+0x20/0x20 [ 52.400973][ T1725] ? rcu_is_watching+0x16/0xd0 [ 52.400975][ T1725] do_syscall_64+0xff/0x530 [ 52.400976][ T1725] ? exc_page_fault+0xee/0x100 [ 52.400978][ T1725] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 52.400980][ T1725] RIP: 0033:0x7f8c49c9d54e [ 52.400982][ T1725] 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 [ 52.400983][ T1725] RSP: 002b:00007fff678d28e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.400987][ T1725] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c49c9d54e [ 52.400989][ T1725] RDX: 0000000000000000 RSI: 00007fff678d2990 RDI: 0000000000000005 [ 52.400990][ T1725] RBP: 00007fff678d28f0 R08: 0000000000000000 R09: 0000000000000000 [ 52.400990][ T1725] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912b5d [ 52.400991][ T1725] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff678d3050 [ 52.400994][ T1725] [ 52.429664][ T1725] ip (1725) used greatest stack depth: 23016 bytes left [ 52.444320][ T1726] veth2: left allmulticast mode [ 52.444473][ T1726] veth2: left promiscuous mode [ 52.444676][ T1726] br1: port 2(veth2) entered disabled state [ 52.465117][ T1727] br1: port 1(veth1) entered disabled state [ 52.479013][ T1728] veth1: left allmulticast mode [ 52.479175][ T1728] veth1: left promiscuous mode [ 52.479371][ T1728] br1: port 1(veth1) entered disabled state