[ 9.651213][ T188] ip (188) used greatest stack depth: 24256 bytes left [ 9.651239][ T188] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.651241][ T188] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 188, name: ip [ 9.651243][ T188] preempt_count: 2, expected: 0 [ 9.651243][ T188] RCU nest depth: 0, expected: 0 [ 9.651245][ T188] locks held by ip/188: 5, last CPU#1: [ 9.651247][ T188] #0: ffffffff9ee027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.651263][ T188] #1: ffffffff9ef69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.651268][ T188] #2: ffffffff9ef69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.651273][ T188] #3: ffffffff9ee89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.651277][ T188] #4: ffffffff9ee89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.651281][ T188] irq event stamp: 37390 [ 9.651281][ T188] hardirqs last enabled at (37389): [] __down_trylock_console_sem+0x86/0xa0 [ 9.651284][ T188] hardirqs last disabled at (37390): [] console_emit_next_record+0x3d4/0x4c0 [ 9.651286][ T188] softirqs last enabled at (37200): [] handle_softirqs+0x67c/0x900 [ 9.651288][ T188] softirqs last disabled at (35665): [] __irq_exit_rcu+0x145/0x1c0 [ 9.651291][ T188] Preemption disabled at: [ 9.651291][ T188] [<0000000000000000>] 0x0 [ 9.651298][ T188] CPU: 1 UID: 0 PID: 188 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.651302][ T188] Tainted: [W]=WARN [ 9.651303][ T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.651305][ T188] Call Trace: [ 9.651306][ T188] [ 9.651308][ T188] dump_stack_lvl+0x6f/0xa0 [ 9.651315][ T188] __might_resched.cold+0x1fe/0x2c1 [ 9.651320][ T188] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.651324][ T188] ? __kmalloc_noprof+0xdb/0x760 [ 9.651329][ T188] __kmalloc_noprof+0x443/0x760 [ 9.651331][ T188] ? alloc_buf.isra.0+0x4b/0x260 [ 9.651337][ T188] ? do_raw_spin_unlock+0x59/0x250 [ 9.651340][ T188] alloc_buf.isra.0+0x4b/0x260 [ 9.651344][ T188] put_chars+0x1e1/0x2f0 [ 9.651347][ T188] ? __send_to_port+0x420/0x420 [ 9.651348][ T188] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.651353][ T188] ? validate_chain+0x38b/0xc20 [ 9.651358][ T188] hvc_console_print+0x292/0x780 [ 9.651365][ T188] ? hvc_write+0x3a0/0x3a0 [ 9.651367][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.651369][ T188] ? lock_acquire+0x13c/0x160 [ 9.651373][ T188] console_emit_next_record+0x22f/0x4c0 [ 9.651377][ T188] ? devkmsg_read+0x4b0/0x4b0 [ 9.651379][ T188] ? console_flush_one_record+0x106/0x710 [ 9.651383][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.651385][ T188] ? lock_acquire+0x13c/0x160 [ 9.651389][ T188] console_flush_one_record+0x46f/0x710 [ 9.651393][ T188] ? console_emit_next_record+0x4c0/0x4c0 [ 9.651395][ T188] ? __lock_acquire+0x518/0xc20 [ 9.651401][ T188] console_unlock+0xee/0x1f0 [ 9.651404][ T188] ? console_flush_one_record+0x710/0x710 [ 9.651405][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.651408][ T188] ? lock_acquire+0x60/0x160 [ 9.651412][ T188] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.651413][ T188] ? vprintk_emit+0x320/0x3e0 [ 9.651417][ T188] vprintk_emit+0x37c/0x3e0 [ 9.651421][ T188] ? wake_up_klogd_work_func+0x90/0x90 [ 9.651424][ T188] ? __lock_acquire+0x518/0xc20 [ 9.651428][ T188] _printk+0xc7/0x100 [ 9.651432][ T188] ? snapshot_read.cold+0x21/0x21 [ 9.651435][ T188] ? do_raw_spin_lock+0x131/0x280 [ 9.651438][ T188] ? __rwlock_init+0x150/0x150 [ 9.651441][ T188] ? do_raw_spin_lock+0x131/0x280 [ 9.651444][ T188] do_exit.cold+0x82/0x9c [ 9.651448][ T188] ? exit_notify+0x890/0x890 [ 9.651451][ T188] ? __lock_release.isra.0+0x69/0x1a0 [ 9.651453][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.651458][ T188] do_group_exit+0xb8/0x370 [ 9.651461][ T188] __x64_sys_exit_group+0x3c/0x50 [ 9.651463][ T188] x64_sys_call+0x1567/0x1570 [ 9.651465][ T188] do_syscall_64+0xff/0x530 [ 9.651468][ T188] ? exc_page_fault+0xee/0x100 [ 9.651471][ T188] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.651474][ T188] RIP: 0033:0x7f4241f521b8 [ 9.651476][ T188] Code: Unable to access opcode bytes at 0x7f4241f5218e. [ 9.651477][ T188] RSP: 002b:00007ffea640e498 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.651480][ T188] RAX: ffffffffffffffda RBX: 00007f4242082f88 RCX: 00007f4241f521b8 [ 9.651481][ T188] RDX: 00007f4241c9cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.651482][ T188] RBP: 00007ffea640e4f0 R08: 0000000000000000 R09: 0000000000008010 [ 9.651483][ T188] R10: 00007ffea640e2b0 R11: 0000000000000246 R12: 0000000000000001 [ 9.651484][ T188] R13: 0000000000000000 R14: 00007f4242081680 R15: 00007f4242082fa0 [ 9.651491][ T188] [ 9.877830][ T199] ip (199) used greatest stack depth: 24224 bytes left [ 10.787300][ T234] 8021q: 802.1Q VLAN Support v1.8 [ 10.787321][ T234] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.787323][ T234] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 234, name: modprobe [ 10.787325][ T234] preempt_count: 1, expected: 0 [ 10.787326][ T234] RCU nest depth: 0, expected: 0 [ 10.787327][ T234] locks held by modprobe/234: 4, last CPU#2: [ 10.787330][ T234] #0: ffffffff9ef69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.787342][ T234] #1: ffffffff9ef69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.787347][ T234] #2: ffffffff9ee89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.787351][ T234] #3: ffffffff9ee89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.787355][ T234] irq event stamp: 22750 [ 10.787356][ T234] hardirqs last enabled at (22749): [] __down_trylock_console_sem+0x86/0xa0 [ 10.787359][ T234] hardirqs last disabled at (22750): [] console_emit_next_record+0x3d4/0x4c0 [ 10.787361][ T234] softirqs last enabled at (19234): [] handle_softirqs+0x67c/0x900 [ 10.787364][ T234] softirqs last disabled at (18369): [] __irq_exit_rcu+0x145/0x1c0 [ 10.787367][ T234] Preemption disabled at: [ 10.787367][ T234] [] vprintk_emit+0x31b/0x3e0 [ 10.787374][ T234] CPU: 2 UID: 0 PID: 234 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.787377][ T234] Tainted: [W]=WARN [ 10.787378][ T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.787380][ T234] Call Trace: [ 10.787382][ T234] [ 10.787383][ T234] dump_stack_lvl+0x6f/0xa0 [ 10.787389][ T234] ? vprintk_emit+0x31b/0x3e0 [ 10.787392][ T234] __might_resched.cold+0x1fe/0x2c1 [ 10.787396][ T234] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.787400][ T234] ? __kmalloc_noprof+0xdb/0x760 [ 10.787405][ T234] __kmalloc_noprof+0x443/0x760 [ 10.787408][ T234] ? alloc_buf.isra.0+0x4b/0x260 [ 10.787414][ T234] ? do_raw_spin_unlock+0x59/0x250 [ 10.787416][ T234] alloc_buf.isra.0+0x4b/0x260 [ 10.787420][ T234] put_chars+0x1e1/0x2f0 [ 10.787423][ T234] ? __send_to_port+0x420/0x420 [ 10.787425][ T234] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.787429][ T234] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.787432][ T234] ? validate_chain+0x38b/0xc20 [ 10.787436][ T234] hvc_console_print+0x292/0x780 [ 10.787439][ T234] ? __lock_acquire+0x518/0xc20 [ 10.787444][ T234] ? hvc_write+0x3a0/0x3a0 [ 10.787447][ T234] ? rcu_is_watching+0x16/0xd0 [ 10.787452][ T234] console_emit_next_record+0x22f/0x4c0 [ 10.787456][ T234] ? devkmsg_read+0x4b0/0x4b0 [ 10.787457][ T234] ? console_flush_one_record+0x106/0x710 [ 10.787461][ T234] ? rcu_is_watching+0x16/0xd0 [ 10.787463][ T234] ? lock_acquire+0x13c/0x160 [ 10.787467][ T234] console_flush_one_record+0x46f/0x710 [ 10.787471][ T234] ? console_emit_next_record+0x4c0/0x4c0 [ 10.787473][ T234] ? __lock_acquire+0x518/0xc20 [ 10.787478][ T234] console_unlock+0xee/0x1f0 [ 10.787481][ T234] ? console_flush_one_record+0x710/0x710 [ 10.787483][ T234] ? rcu_is_watching+0x16/0xd0 [ 10.787486][ T234] ? lock_acquire+0x60/0x160 [ 10.787489][ T234] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.787491][ T234] ? vprintk_emit+0x320/0x3e0 [ 10.787494][ T234] vprintk_emit+0x37c/0x3e0 [ 10.787499][ T234] ? wake_up_klogd_work_func+0x90/0x90 [ 10.787505][ T234] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 10.787509][ T234] _printk+0xc7/0x100 [ 10.787513][ T234] ? snapshot_read.cold+0x21/0x21 [ 10.787519][ T234] ? do_one_initcall+0x113/0x4f0 [ 10.787522][ T234] vlan_proto_init+0x24/0x90 [8021q] [ 10.787526][ T234] do_one_initcall+0x124/0x4f0 [ 10.787529][ T234] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 10.787533][ T234] ? do_init_module+0xae/0x8a0 [ 10.787536][ T234] ? kasan_unpoison+0x44/0x70 [ 10.787541][ T234] do_init_module+0x2ad/0x8a0 [ 10.787545][ T234] ? lockdep_hardirqs_on+0x91/0x130 [ 10.787549][ T234] ? free_module+0x470/0x470 [ 10.787553][ T234] ? kfree+0x123/0x590 [ 10.787557][ T234] load_module+0x1424/0x1bb0 [ 10.787565][ T234] ? layout_and_allocate.isra.0+0x680/0x680 [ 10.787569][ T234] ? __ia32_sys_fsconfig+0x180/0x180 [ 10.787571][ T234] ? ovl_real_file+0x172/0x1e0 [ 10.787575][ T234] ? backing_file_read_iter+0x541/0x790 [ 10.787578][ T234] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.787582][ T234] init_module_from_file+0x11f/0x1a0 [ 10.787585][ T234] ? __do_sys_init_module+0x220/0x220 [ 10.787594][ T234] ? __rwlock_init+0x150/0x150 [ 10.787597][ T234] ? do_raw_spin_unlock+0x59/0x250 [ 10.787601][ T234] idempotent_init_module+0x37b/0x7c0 [ 10.787604][ T234] ? init_module_from_file+0x1a0/0x1a0 [ 10.787611][ T234] ? rcu_is_watching+0x16/0xd0 [ 10.787613][ T234] ? cap_capable+0x1d7/0x3d0 [ 10.787619][ T234] __x64_sys_finit_module+0xdf/0x190 [ 10.787621][ T234] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.787624][ T234] do_syscall_64+0xff/0x530 [ 10.787626][ T234] ? exc_page_fault+0xee/0x100 [ 10.787629][ T234] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.787632][ T234] RIP: 0033:0x7fbee3c9037d [ 10.787635][ T234] 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 [ 10.787637][ T234] RSP: 002b:00007ffca7c440e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.787640][ T234] RAX: ffffffffffffffda RBX: 0000557972932810 RCX: 00007fbee3c9037d [ 10.787642][ T234] RDX: 0000000000000000 RSI: 0000557950be4ffd RDI: 0000000000000000 [ 10.787642][ T234] RBP: 00007ffca7c44180 R08: 0000000000000000 R09: 0000000000000000 [ 10.787643][ T234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557950be4ffd [ 10.787644][ T234] R13: 0000557972932960 R14: 0000000000040000 R15: 0000000000000000 [ 10.787651][ T234] [ 12.348353][ T282] gre: GRE over IPv4 demultiplexer driver [ 12.348370][ T282] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.348372][ T282] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 282, name: modprobe [ 12.348374][ T282] preempt_count: 1, expected: 0 [ 12.348375][ T282] RCU nest depth: 0, expected: 0 [ 12.348376][ T282] locks held by modprobe/282: 4, last CPU#0: [ 12.348379][ T282] #0: ffffffff9ef69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.348391][ T282] #1: ffffffff9ef69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.348395][ T282] #2: ffffffff9ee89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.348399][ T282] #3: ffffffff9ee89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.348404][ T282] irq event stamp: 31546 [ 12.348404][ T282] hardirqs last enabled at (31545): [] __down_trylock_console_sem+0x86/0xa0 [ 12.348407][ T282] hardirqs last disabled at (31546): [] console_emit_next_record+0x3d4/0x4c0 [ 12.348409][ T282] softirqs last enabled at (31196): [] handle_softirqs+0x67c/0x900 [ 12.348412][ T282] softirqs last disabled at (31189): [] __irq_exit_rcu+0x145/0x1c0 [ 12.348415][ T282] Preemption disabled at: [ 12.348416][ T282] [] vprintk_emit+0x31b/0x3e0 [ 12.348421][ T282] CPU: 0 UID: 0 PID: 282 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.348425][ T282] Tainted: [W]=WARN [ 12.348426][ T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.348428][ T282] Call Trace: [ 12.348430][ T282] [ 12.348431][ T282] dump_stack_lvl+0x6f/0xa0 [ 12.348437][ T282] ? vprintk_emit+0x31b/0x3e0 [ 12.348440][ T282] __might_resched.cold+0x1fe/0x2c1 [ 12.348444][ T282] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.348448][ T282] ? __kmalloc_noprof+0xdb/0x760 [ 12.348454][ T282] __kmalloc_noprof+0x443/0x760 [ 12.348456][ T282] ? alloc_buf.isra.0+0x4b/0x260 [ 12.348462][ T282] ? do_raw_spin_unlock+0x59/0x250 [ 12.348465][ T282] alloc_buf.isra.0+0x4b/0x260 [ 12.348468][ T282] put_chars+0x1e1/0x2f0 [ 12.348470][ T282] ? desc_read_finalized_seq+0x79/0x120 [ 12.348472][ T282] ? __send_to_port+0x420/0x420 [ 12.348476][ T282] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.348479][ T282] ? validate_chain+0x38b/0xc20 [ 12.348483][ T282] hvc_console_print+0x292/0x780 [ 12.348486][ T282] ? __lock_acquire+0x518/0xc20 [ 12.348488][ T282] ? __lock_acquire+0x518/0xc20 [ 12.348493][ T282] ? hvc_write+0x3a0/0x3a0 [ 12.348494][ T282] ? console_emit_next_record+0x1df/0x4c0 [ 12.348497][ T282] ? rcu_is_watching+0x16/0xd0 [ 12.348500][ T282] ? lock_acquire+0x13c/0x160 [ 12.348504][ T282] console_emit_next_record+0x22f/0x4c0 [ 12.348508][ T282] ? devkmsg_read+0x4b0/0x4b0 [ 12.348510][ T282] ? console_flush_one_record+0x106/0x710 [ 12.348513][ T282] ? rcu_is_watching+0x16/0xd0 [ 12.348516][ T282] ? lock_acquire+0x13c/0x160 [ 12.348520][ T282] console_flush_one_record+0x46f/0x710 [ 12.348524][ T282] ? console_emit_next_record+0x4c0/0x4c0 [ 12.348526][ T282] ? __lock_acquire+0x518/0xc20 [ 12.348531][ T282] console_unlock+0xee/0x1f0 [ 12.348534][ T282] ? console_flush_one_record+0x710/0x710 [ 12.348536][ T282] ? rcu_is_watching+0x16/0xd0 [ 12.348538][ T282] ? lock_acquire+0x60/0x160 [ 12.348542][ T282] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.348544][ T282] ? vprintk_emit+0x320/0x3e0 [ 12.348548][ T282] vprintk_emit+0x37c/0x3e0 [ 12.348552][ T282] ? wake_up_klogd_work_func+0x90/0x90 [ 12.348558][ T282] ? gre_exit+0x3f0/0x3f0 [gre] [ 12.348561][ T282] _printk+0xc7/0x100 [ 12.348565][ T282] ? snapshot_read.cold+0x21/0x21 [ 12.348571][ T282] ? do_one_initcall+0x113/0x4f0 [ 12.348574][ T282] gre_init+0x15/0x1000 [gre] [ 12.348577][ T282] do_one_initcall+0x124/0x4f0 [ 12.348580][ T282] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 12.348584][ T282] ? do_init_module+0xae/0x8a0 [ 12.348588][ T282] ? kasan_unpoison+0x44/0x70 [ 12.348592][ T282] do_init_module+0x2ad/0x8a0 [ 12.348596][ T282] ? lockdep_hardirqs_on+0x91/0x130 [ 12.348600][ T282] ? free_module+0x470/0x470 [ 12.348604][ T282] ? kfree+0x123/0x590 [ 12.348608][ T282] load_module+0x1424/0x1bb0 [ 12.348616][ T282] ? layout_and_allocate.isra.0+0x680/0x680 [ 12.348621][ T282] ? backing_file_read_iter+0x541/0x790 [ 12.348625][ T282] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.348629][ T282] init_module_from_file+0x11f/0x1a0 [ 12.348632][ T282] ? __do_sys_init_module+0x220/0x220 [ 12.348641][ T282] ? __rwlock_init+0x150/0x150 [ 12.348644][ T282] ? do_raw_spin_unlock+0x59/0x250 [ 12.348648][ T282] idempotent_init_module+0x37b/0x7c0 [ 12.348651][ T282] ? init_module_from_file+0x1a0/0x1a0 [ 12.348658][ T282] ? rcu_is_watching+0x16/0xd0 [ 12.348660][ T282] ? cap_capable+0x1d7/0x3d0 [ 12.348666][ T282] __x64_sys_finit_module+0xdf/0x190 [ 12.348669][ T282] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.348672][ T282] do_syscall_64+0xff/0x530 [ 12.348674][ T282] ? exc_page_fault+0xee/0x100 [ 12.348677][ T282] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.348680][ T282] RIP: 0033:0x7f3a8f06d37d [ 12.348683][ T282] 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 [ 12.348685][ T282] RSP: 002b:00007fff656b4978 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.348688][ T282] RAX: ffffffffffffffda RBX: 000055cc64a0ba40 RCX: 00007f3a8f06d37d [ 12.348689][ T282] RDX: 0000000000000000 RSI: 000055cc4a729ffd RDI: 0000000000000001 [ 12.348690][ T282] RBP: 00007fff656b4a10 R08: 0000000000000000 R09: 0000000000000000 [ 12.348691][ T282] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cc4a729ffd [ 12.348692][ T282] R13: 000055cc64a0ba00 R14: 0000000000040000 R15: 0000000000000000 [ 12.348699][ T282] [ 12.382972][ T282] ip_gre: GRE over IPv4 tunneling driver [ 12.965727][ T301] lag: Mode changed to "loadbalance" [ 13.111360][ T305] lag: Port device veth2 added [ 13.204071][ T308] lag: Port device veth4 added [ 13.268043][ T310] 8021q: adding VLAN 0 to HW filter on device lag [ 13.308672][ T312] br1: port 1(lag) entered blocking state [ 13.309659][ T312] br1: port 1(lag) entered disabled state [ 13.309996][ T312] lag: entered allmulticast mode [ 13.310300][ T312] veth2: entered allmulticast mode [ 13.310591][ T312] veth4: entered allmulticast mode [ 13.313653][ T312] veth2: entered promiscuous mode [ 13.314104][ T312] veth4: entered promiscuous mode [ 13.357457][ T313] br1: port 1(lag) entered blocking state [ 13.357528][ T313] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.357530][ T313] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 313, name: ip [ 13.357531][ T313] preempt_count: 202, expected: 0 [ 13.357532][ T313] RCU nest depth: 0, expected: 0 [ 13.357533][ T313] locks held by ip/313: 6, last CPU#1: [ 13.357536][ T313] #0: ffffffff9f6d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.357547][ T313] #1: ff1100000d882e58 (&br->lock){+...}-{3:3}, at: br_stp_enable_bridge+0x23/0x340 [bridge] [ 13.357563][ T313] #2: ffffffff9ef69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.357569][ T313] #3: ffffffff9ef69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.357572][ T313] #4: ffffffff9ee89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.357576][ T313] #5: ffffffff9ee89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.357580][ T313] irq event stamp: 25743 [ 13.357581][ T313] hardirqs last enabled at (25742): [] __down_trylock_console_sem+0x86/0xa0 [ 13.357584][ T313] hardirqs last disabled at (25743): [] console_emit_next_record+0x3d4/0x4c0 [ 13.357586][ T313] softirqs last enabled at (25734): [] handle_softirqs+0x67c/0x900 [ 13.357589][ T313] softirqs last disabled at (25736): [] br_stp_enable_bridge+0x23/0x340 [bridge] [ 13.357597][ T313] Preemption disabled at: [ 13.357597][ T313] [<0000000000000000>] 0x0 [ 13.357605][ T313] CPU: 1 UID: 0 PID: 313 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.357608][ T313] Tainted: [W]=WARN [ 13.357609][ T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.357611][ T313] Call Trace: [ 13.357612][ T313] [ 13.357614][ T313] dump_stack_lvl+0x6f/0xa0 [ 13.357620][ T313] __might_resched.cold+0x1fe/0x2c1 [ 13.357625][ T313] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.357629][ T313] ? __kmalloc_noprof+0xdb/0x760 [ 13.357635][ T313] __kmalloc_noprof+0x443/0x760 [ 13.357637][ T313] ? alloc_buf.isra.0+0x4b/0x260 [ 13.357643][ T313] ? do_raw_spin_unlock+0x59/0x250 [ 13.357646][ T313] alloc_buf.isra.0+0x4b/0x260 [ 13.357649][ T313] put_chars+0x1e1/0x2f0 [ 13.357652][ T313] ? __send_to_port+0x420/0x420 [ 13.357653][ T313] ? check_prev_add+0x316/0xe90 [ 13.357657][ T313] ? validate_chain+0x34a/0xc20 [ 13.357661][ T313] hvc_console_print+0x292/0x780 [ 13.357663][ T313] ? mark_usage+0x61/0x170 [ 13.357665][ T313] ? __lock_acquire+0x518/0xc20 [ 13.357667][ T313] ? __lock_acquire+0x518/0xc20 [ 13.357671][ T313] ? hvc_write+0x3a0/0x3a0 [ 13.357672][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 13.357676][ T313] ? lock_acquire+0x13c/0x160 [ 13.357680][ T313] console_emit_next_record+0x22f/0x4c0 [ 13.357684][ T313] ? devkmsg_read+0x4b0/0x4b0 [ 13.357686][ T313] ? console_flush_one_record+0x106/0x710 [ 13.357689][ T313] ? rcu_is_watching+0x16/0xd0 [ 13.357693][ T313] ? lock_acquire+0x13c/0x160 [ 13.357697][ T313] console_flush_one_record+0x46f/0x710 [ 13.357701][ T313] ? console_emit_next_record+0x4c0/0x4c0 [ 13.357703][ T313] ? __lock_acquire+0x518/0xc20 [ 13.357708][ T313] console_unlock+0xee/0x1f0 [ 13.357711][ T313] ? console_flush_one_record+0x710/0x710 [ 13.357713][ T313] ? rcu_is_watching+0x16/0xd0 [ 13.357715][ T313] ? lock_acquire+0x60/0x160 [ 13.357719][ T313] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.357720][ T313] ? vprintk_emit+0x320/0x3e0 [ 13.357724][ T313] vprintk_emit+0x37c/0x3e0 [ 13.357727][ T313] ? wake_up_klogd_work_func+0x90/0x90 [ 13.357733][ T313] _printk+0xc7/0x100 [ 13.357737][ T313] ? snapshot_read.cold+0x21/0x21 [ 13.357740][ T313] ? trace_hardirqs_off+0xd/0x30 [ 13.357742][ T313] ? try_to_grab_pending+0x77/0x840 [ 13.357745][ T313] ? mark_held_locks+0x40/0x70 [ 13.357748][ T313] ? lockdep_hardirqs_on+0x91/0x130 [ 13.357754][ T313] br_set_state+0x22f/0x430 [bridge] [ 13.357763][ T313] br_init_port+0xc4/0x200 [bridge] [ 13.357771][ T313] br_stp_enable_bridge+0x1fc/0x340 [bridge] [ 13.357780][ T313] br_dev_open+0x94/0x120 [bridge] [ 13.357788][ T313] __dev_open+0x2f3/0x610 [ 13.357792][ T313] ? netif_state_change+0x340/0x340 [ 13.357795][ T313] ? mark_held_locks+0x40/0x70 [ 13.357799][ T313] __dev_change_flags+0x4a4/0x660 [ 13.357803][ T313] ? netif_set_allmulti+0x250/0x250 [ 13.357805][ T313] ? kernel_text_address+0x149/0x170 [ 13.357807][ T313] ? __kernel_text_address+0x12/0x30 [ 13.357809][ T313] ? write_profile+0xf0/0xf0 [ 13.357811][ T313] ? unwind_get_return_address+0x67/0xd0 [ 13.357816][ T313] netif_change_flags+0x87/0x190 [ 13.357820][ T313] do_setlink.isra.0+0x1cc3/0x2750 [ 13.357823][ T313] ? stack_trace_save+0x93/0xc0 [ 13.357825][ T313] ? rtnl_link_get_size+0x350/0x350 [ 13.357826][ T313] ? rcu_read_lock_any_held+0x66/0x90 [ 13.357829][ T313] ? stack_depot_save_flags+0x38e/0x790 [ 13.357832][ T313] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.357835][ T313] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.357837][ T313] ? validate_chain+0x38b/0xc20 [ 13.357840][ T313] ? kasan_save_stack+0x3d/0x50 [ 13.357843][ T313] ? kasan_save_stack+0x2f/0x50 [ 13.357844][ T313] ? kasan_save_track+0x14/0x30 [ 13.357847][ T313] ? __lock_acquire+0x518/0xc20 [ 13.357849][ T313] ? netlink_seq_next+0x4e/0x60 [ 13.357852][ T313] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.357857][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 13.357859][ T313] ? rtnl_newlink+0x9a8/0x11c0 [ 13.357861][ T313] ? rcu_is_watching+0x16/0xd0 [ 13.357864][ T313] ? lock_acquire+0x13c/0x160 [ 13.357865][ T313] ? rcu_is_watching+0x16/0xd0 [ 13.357867][ T313] ? rcu_is_watching+0x16/0xd0 [ 13.357869][ T313] ? trace_contention_end+0xb3/0x180 [ 13.357873][ T313] ? __mutex_lock+0x1db/0x1ea0 [ 13.357876][ T313] ? __mutex_lock+0x9a3/0x1ea0 [ 13.357878][ T313] ? rtnl_newlink+0x9a8/0x11c0 [ 13.357881][ T313] ? ww_mutex_lock+0x160/0x160 [ 13.357886][ T313] ? __rtnl_newlink+0x3fa/0xa50 [ 13.357892][ T313] rtnl_newlink+0x9f1/0x11c0 [ 13.357897][ T313] ? rtnl_bridge_getlink+0x850/0x850 [ 13.357899][ T313] ? __lock_acquire+0x518/0xc20 [ 13.357904][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 13.357905][ T313] ? find_held_lock+0x2b/0x80 [ 13.357908][ T313] ? rtnl_bridge_getlink+0x850/0x850 [ 13.357910][ T313] ? __lock_release.isra.0+0x69/0x1a0 [ 13.357913][ T313] ? rtnl_bridge_getlink+0x850/0x850 [ 13.357915][ T313] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.357918][ T313] ? rtnl_link_fill+0x920/0x920 [ 13.357920][ T313] ? __lock_acquire+0x518/0xc20 [ 13.357924][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 13.357926][ T313] ? find_held_lock+0x2b/0x80 [ 13.357930][ T313] netlink_rcv_skb+0x14e/0x3a0 [ 13.357932][ T313] ? rtnl_link_fill+0x920/0x920 [ 13.357935][ T313] ? netlink_ack+0xcf0/0xcf0 [ 13.357941][ T313] ? netlink_deliver_tap+0xc5/0x330 [ 13.357942][ T313] ? netlink_deliver_tap+0x13c/0x330 [ 13.357947][ T313] netlink_unicast+0x486/0x750 [ 13.357951][ T313] ? netlink_attachskb+0x810/0x810 [ 13.357953][ T313] ? __lock_acquire+0x518/0xc20 [ 13.357957][ T313] netlink_sendmsg+0x735/0xc60 [ 13.357961][ T313] ? netlink_unicast+0x750/0x750 [ 13.357965][ T313] ? __might_fault+0x97/0x140 [ 13.357970][ T313] ____sys_sendmsg+0x415/0x880 [ 13.357973][ T313] ? copy_msghdr_from_user+0x279/0x420 [ 13.357975][ T313] ? get_timestamp.constprop.0+0x390/0x390 [ 13.357977][ T313] ? move_addr_to_kernel+0x40/0x40 [ 13.357984][ T313] ___sys_sendmsg+0x14e/0x1d0 [ 13.357987][ T313] ? copy_msghdr_from_user+0x420/0x420 [ 13.358003][ T313] __sys_sendmsg+0x12c/0x1d0 [ 13.358006][ T313] ? __sys_sendmsg_sock+0x20/0x20 [ 13.358012][ T313] ? rcu_is_watching+0x16/0xd0 [ 13.358016][ T313] do_syscall_64+0xff/0x530 [ 13.358018][ T313] ? exc_page_fault+0xee/0x100 [ 13.358020][ T313] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.358022][ T313] RIP: 0033:0x7fd226f6e54e [ 13.358025][ T313] 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 [ 13.358026][ T313] RSP: 002b:00007ffd1192cac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.358029][ T313] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd226f6e54e [ 13.358030][ T313] RDX: 0000000000000000 RSI: 00007ffd1192cb70 RDI: 0000000000000005 [ 13.358031][ T313] RBP: 00007ffd1192cad0 R08: 0000000000000000 R09: 0000000000000000 [ 13.358032][ T313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915f86 [ 13.358033][ T313] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1192d230 [ 13.358040][ T313] [ 13.397020][ T313] br1: port 1(lag) entered forwarding state [ 13.409186][ T313] ip (313) used greatest stack depth: 23144 bytes left [ 13.627900][ T322] GACT probability NOT on [ 19.170102][ T355] Mirror/redirect action on [ 19.170121][ T355] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.170124][ T355] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 355, name: modprobe [ 19.170125][ T355] preempt_count: 1, expected: 0 [ 19.170126][ T355] RCU nest depth: 0, expected: 0 [ 19.170127][ T355] locks held by modprobe/355: 4, last CPU#0: [ 19.170129][ T355] #0: ffffffff9ef69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.170142][ T355] #1: ffffffff9ef69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.170146][ T355] #2: ffffffff9ee89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.170150][ T355] #3: ffffffff9ee89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.170154][ T355] irq event stamp: 17212 [ 19.170155][ T355] hardirqs last enabled at (17211): [] __down_trylock_console_sem+0x86/0xa0 [ 19.170158][ T355] hardirqs last disabled at (17212): [] console_emit_next_record+0x3d4/0x4c0 [ 19.170160][ T355] softirqs last enabled at (14898): [] handle_softirqs+0x67c/0x900 [ 19.170163][ T355] softirqs last disabled at (14891): [] __irq_exit_rcu+0x145/0x1c0 [ 19.170165][ T355] Preemption disabled at: [ 19.170166][ T355] [] vprintk_emit+0x31b/0x3e0 [ 19.170172][ T355] CPU: 0 UID: 0 PID: 355 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.170176][ T355] Tainted: [W]=WARN [ 19.170177][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.170179][ T355] Call Trace: [ 19.170180][ T355] [ 19.170182][ T355] dump_stack_lvl+0x6f/0xa0 [ 19.170188][ T355] ? vprintk_emit+0x31b/0x3e0 [ 19.170190][ T355] __might_resched.cold+0x1fe/0x2c1 [ 19.170195][ T355] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.170199][ T355] ? __kmalloc_noprof+0xdb/0x760 [ 19.170204][ T355] __kmalloc_noprof+0x443/0x760 [ 19.170206][ T355] ? alloc_buf.isra.0+0x4b/0x260 [ 19.170212][ T355] ? do_raw_spin_unlock+0x59/0x250 [ 19.170214][ T355] alloc_buf.isra.0+0x4b/0x260 [ 19.170217][ T355] put_chars+0x1e1/0x2f0 [ 19.170220][ T355] ? __send_to_port+0x420/0x420 [ 19.170222][ T355] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.170226][ T355] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.170229][ T355] ? validate_chain+0x38b/0xc20 [ 19.170233][ T355] hvc_console_print+0x292/0x780 [ 19.170236][ T355] ? __lock_acquire+0x518/0xc20 [ 19.170241][ T355] ? hvc_write+0x3a0/0x3a0 [ 19.170243][ T355] ? rcu_is_watching+0x16/0xd0 [ 19.170248][ T355] console_emit_next_record+0x22f/0x4c0 [ 19.170252][ T355] ? devkmsg_read+0x4b0/0x4b0 [ 19.170256][ T355] ? console_flush_one_record+0x106/0x710 [ 19.170264][ T355] ? rcu_is_watching+0x16/0xd0 [ 19.170266][ T355] ? lock_acquire+0x13c/0x160 [ 19.170270][ T355] console_flush_one_record+0x46f/0x710 [ 19.170274][ T355] ? console_emit_next_record+0x4c0/0x4c0 [ 19.170276][ T355] ? __lock_acquire+0x518/0xc20 [ 19.170281][ T355] console_unlock+0xee/0x1f0 [ 19.170284][ T355] ? console_flush_one_record+0x710/0x710 [ 19.170286][ T355] ? rcu_is_watching+0x16/0xd0 [ 19.170288][ T355] ? lock_acquire+0x60/0x160 [ 19.170291][ T355] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.170293][ T355] ? vprintk_emit+0x320/0x3e0 [ 19.170296][ T355] vprintk_emit+0x37c/0x3e0 [ 19.170301][ T355] ? wake_up_klogd_work_func+0x90/0x90 [ 19.170304][ T355] ? netdev_run_todo+0x2a8/0xfd0 [ 19.170308][ T355] ? mirred_device_event+0x3d/0x1d0 [act_mirred] [ 19.170311][ T355] ? rcu_is_watching+0x16/0xd0 [ 19.170315][ T355] ? llc_exit+0x3e0/0x3e0 [llc] [ 19.170317][ T355] _printk+0xc7/0x100 [ 19.170321][ T355] ? snapshot_read.cold+0x21/0x21 [ 19.170323][ T355] ? __lock_release.isra.0+0x69/0x1a0 [ 19.170326][ T355] ? llc_exit+0x3e0/0x3e0 [llc] [ 19.170327][ T355] ? __up_write+0x23d/0x5f0 [ 19.170329][ T355] ? __up_write+0x2e5/0x5f0 [ 19.170333][ T355] ? __up_write+0x2c7/0x5f0 [ 19.170335][ T355] mirred_init_module+0x28/0x1000 [act_mirred] [ 19.170338][ T355] do_one_initcall+0x124/0x4f0 [ 19.170341][ T355] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 19.170345][ T355] ? do_init_module+0xae/0x8a0 [ 19.170348][ T355] ? kasan_unpoison+0x44/0x70 [ 19.170353][ T355] do_init_module+0x2ad/0x8a0 [ 19.170356][ T355] ? lockdep_hardirqs_on+0x91/0x130 [ 19.170361][ T355] ? free_module+0x470/0x470 [ 19.170364][ T355] ? kfree+0x123/0x590 [ 19.170368][ T355] load_module+0x1424/0x1bb0 [ 19.170375][ T355] ? layout_and_allocate.isra.0+0x680/0x680 [ 19.170378][ T355] ? __ia32_sys_fsconfig+0x180/0x180 [ 19.170381][ T355] ? ovl_real_file+0x172/0x1e0 [ 19.170385][ T355] ? backing_file_read_iter+0x541/0x790 [ 19.170388][ T355] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.170392][ T355] init_module_from_file+0x11f/0x1a0 [ 19.170395][ T355] ? __do_sys_init_module+0x220/0x220 [ 19.170403][ T355] ? __rwlock_init+0x150/0x150 [ 19.170406][ T355] ? do_raw_spin_unlock+0x59/0x250 [ 19.170409][ T355] idempotent_init_module+0x37b/0x7c0 [ 19.170413][ T355] ? init_module_from_file+0x1a0/0x1a0 [ 19.170419][ T355] ? rcu_is_watching+0x16/0xd0 [ 19.170421][ T355] ? cap_capable+0x1d7/0x3d0 [ 19.170427][ T355] __x64_sys_finit_module+0xdf/0x190 [ 19.170429][ T355] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 19.170433][ T355] do_syscall_64+0xff/0x530 [ 19.170434][ T355] ? exc_page_fault+0xee/0x100 [ 19.170437][ T355] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.170439][ T355] RIP: 0033:0x7faf37df637d [ 19.170443][ T355] 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 [ 19.170445][ T355] RSP: 002b:00007ffcebf1f198 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 19.170447][ T355] RAX: ffffffffffffffda RBX: 0000558abeb85810 RCX: 00007faf37df637d [ 19.170449][ T355] RDX: 0000000000000000 RSI: 0000558ab7ef8ffd RDI: 0000000000000000 [ 19.170450][ T355] RBP: 00007ffcebf1f230 R08: 0000000000000000 R09: 0000000000000000 [ 19.170451][ T355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558ab7ef8ffd [ 19.170451][ T355] R13: 0000558abeb85960 R14: 0000000000040000 R15: 0000000000000000 [ 19.170458][ T355] [ 28.533337][ C1] [ 28.533355][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.533357][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/1 [ 28.533359][ C1] preempt_count: 104, expected: 0 [ 28.533360][ C1] RCU nest depth: 0, expected: 0 [ 28.533361][ C1] INFO: lockdep is turned off. [ 28.533362][ C1] irq event stamp: 688742 [ 28.533363][ C1] hardirqs last enabled at (688742): [] _raw_spin_unlock_irq+0x28/0x50 [ 28.533372][ C1] hardirqs last disabled at (688741): [] _raw_spin_lock_irq+0x4a/0x50 [ 28.533374][ C1] softirqs last enabled at (688720): [] handle_softirqs+0x67c/0x900 [ 28.533377][ C1] softirqs last disabled at (688739): [] __irq_exit_rcu+0x145/0x1c0 [ 28.533379][ C1] Preemption disabled at: [ 28.533380][ C1] [<0000000000000000>] 0x0 [ 28.533387][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.533391][ C1] Tainted: [W]=WARN [ 28.533392][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.533394][ C1] Call Trace: [ 28.533395][ C1] [ 28.533397][ C1] dump_stack_lvl+0x6f/0xa0 [ 28.533403][ C1] __might_resched.cold+0x1fe/0x2c1 [ 28.533406][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.533409][ C1] ? __asan_memcpy+0x3c/0x60 [ 28.533412][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533416][ C1] __kmalloc_noprof+0x443/0x760 [ 28.533419][ C1] ? __rwlock_init+0x150/0x150 [ 28.533421][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 28.533425][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 28.533426][ C1] alloc_buf.isra.0+0x4b/0x260 [ 28.533429][ C1] put_chars+0x1e1/0x2f0 [ 28.533431][ C1] ? __send_to_port+0x420/0x420 [ 28.533432][ C1] ? console_prepend_replay+0x20/0x20 [ 28.533436][ C1] hvc_console_print+0x292/0x780 [ 28.533439][ C1] ? hvc_write+0x3a0/0x3a0 [ 28.533440][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533442][ C1] ? lock_acquire+0x13c/0x160 [ 28.533444][ C1] console_emit_next_record+0x22f/0x4c0 [ 28.533446][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 28.533448][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533450][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533451][ C1] ? lock_acquire+0x13c/0x160 [ 28.533453][ C1] ? console_flush_one_record+0x111/0x710 [ 28.533455][ C1] console_flush_one_record+0x46f/0x710 [ 28.533457][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 28.533460][ C1] console_unlock+0xee/0x1f0 [ 28.533461][ C1] ? lock_acquire+0x13c/0x160 [ 28.533463][ C1] ? console_flush_one_record+0x710/0x710 [ 28.533464][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533466][ C1] ? lock_release+0x184/0x1f0 [ 28.533467][ C1] ? lock_acquire+0x60/0x160 [ 28.533469][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.533472][ C1] ? vprintk_emit+0x320/0x3e0 [ 28.533474][ C1] vprintk_emit+0x37c/0x3e0 [ 28.533476][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 28.533478][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.533490][ C1] ? lock_release+0x184/0x1f0 [ 28.533492][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.533498][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.533504][ C1] ? is_module_text_address+0x154/0x250 [ 28.533508][ C1] _printk+0xc7/0x100 [ 28.533511][ C1] ? snapshot_read.cold+0x21/0x21 [ 28.533512][ C1] ? arch_stack_walk+0xd7/0x130 [ 28.533517][ C1] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 28.533519][ C1] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 28.533520][ C1] print_irq_inversion_bug.part.0+0x32/0xc0 [ 28.533523][ C1] mark_lock_irq+0x989/0x9c0 [ 28.533525][ C1] mark_lock+0x1d7/0xa00 [ 28.533527][ C1] mark_usage+0x42/0x170 [ 28.533529][ C1] __lock_acquire+0x388/0xc20 [ 28.533531][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.533533][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.533539][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533540][ C1] ? lock_acquire+0x13c/0x160 [ 28.533542][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.533548][ C1] _raw_spin_lock+0x33/0x40 [ 28.533550][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.533556][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.533562][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.533568][ C1] call_timer_fn+0x160/0x4d0 [ 28.533571][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 28.533573][ C1] ? debug_object_active_state+0x430/0x430 [ 28.533576][ C1] ? find_held_lock+0x2b/0x80 [ 28.533578][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.533580][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533582][ C1] __run_timers+0x68f/0xaa0 [ 28.533584][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.533590][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 28.533592][ C1] ? __lock_acquire+0x518/0xc20 [ 28.533595][ C1] ? __rwlock_init+0x150/0x150 [ 28.533597][ C1] run_timer_softirq+0xf0/0x160 [ 28.533599][ C1] ? __run_timers+0xaa0/0xaa0 [ 28.533601][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.533603][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533605][ C1] handle_softirqs+0x1d3/0x900 [ 28.533607][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.533608][ C1] ? _local_bh_enable+0xc0/0xc0 [ 28.533610][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.533612][ C1] irq_exit_rcu+0xe/0x30 [ 28.533613][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.533616][ C1] [ 28.533617][ C1] [ 28.533617][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 28.533619][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.533621][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 28.533624][ C1] 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 [ 28.533626][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 28.533629][ C1] RAX: 00000000000a8261 RBX: ff11000001bea380 RCX: ffffffff9bcf0307 [ 28.533630][ C1] RDX: ff11000001bea380 RSI: ffffffff9ea38b01 RDI: ffffffff9e48d8e0 [ 28.533631][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.533632][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 28.533632][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 28.533634][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.533637][ C1] default_idle+0x9/0x10 [ 28.533639][ C1] default_idle_call+0x6e/0xb0 [ 28.533641][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.533642][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 28.533644][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 28.533646][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.533648][ C1] do_idle+0xd8/0x190 [ 28.533650][ C1] cpu_startup_entry+0x53/0x70 [ 28.533651][ C1] start_secondary+0x204/0x2b0 [ 28.533653][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 28.533655][ C1] common_startup_64+0x13e/0x148 [ 28.533659][ C1] [ 28.550273][ C1] ======================================================== [ 28.550512][ C1] WARNING: possible irq lock inversion dependency detected [ 28.550747][ C1] 7.2.0-virtme #1 Tainted: G W [ 28.550952][ C1] -------------------------------------------------------- [ 28.551186][ C1] swapper/1/0 just changed the state of lock: [ 28.551350][ C1] ff1100000d882e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.551660][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 28.551894][ C1] (fs_reclaim){+.+.}-{0:0} [ 28.551896][ C1] [ 28.551896][ C1] [ 28.551896][ C1] and interrupts could create inverse lock ordering between them. [ 28.551896][ C1] [ 28.552451][ C1] [ 28.552451][ C1] other info that might help us debug this: [ 28.552682][ C1] Chain exists of: [ 28.552682][ C1] &br->lock --> console_owner --> fs_reclaim [ 28.552682][ C1] [ 28.553034][ C1] Possible interrupt unsafe locking scenario: [ 28.553034][ C1] [ 28.553255][ C1] CPU0 CPU1 [ 28.553403][ C1] ---- ---- [ 28.553529][ C1] lock(fs_reclaim); [ 28.553673][ C1] local_irq_disable(); [ 28.553832][ C1] lock(&br->lock); [ 28.554042][ C1] lock(console_owner); [ 28.554248][ C1] [ 28.554348][ C1] lock(&br->lock); [ 28.554444][ C1] [ 28.554444][ C1] *** DEADLOCK *** [ 28.554444][ C1] [ 28.554676][ C1] locks held by swapper/1/0: 1, last CPU#1: [ 28.554902][ C1] #0: ffa00000001d0c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 28.555265][ C1] [ 28.555265][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 28.555592][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 28.555746][ C1] HARDIRQ-ON-W at: [ 28.555910][ C1] __lock_acquire+0x388/0xc20 [ 28.556080][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.560198][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.560373][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 28.560613][ C1] kthread_create_worker_on_node+0xea/0x210 [ 28.560858][ C1] workqueue_init+0x2a/0x680 [ 28.561065][ C1] kernel_init_freeable+0x2fe/0x630 [ 28.561251][ C1] kernel_init+0x21/0x150 [ 28.561470][ C1] ret_from_fork+0x474/0x6b0 [ 28.561670][ C1] ret_from_fork_asm+0x11/0x20 [ 28.561822][ C1] SOFTIRQ-ON-W at: [ 28.561967][ C1] __lock_acquire+0x388/0xc20 [ 28.562119][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.562325][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.562482][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 28.562714][ C1] kthread_create_worker_on_node+0xea/0x210 [ 28.562949][ C1] workqueue_init+0x2a/0x680 [ 28.563153][ C1] kernel_init_freeable+0x2fe/0x630 [ 28.563340][ C1] kernel_init+0x21/0x150 [ 28.563544][ C1] ret_from_fork+0x474/0x6b0 [ 28.563746][ C1] ret_from_fork_asm+0x11/0x20 [ 28.563902][ C1] INITIAL USE at: [ 28.564041][ C1] __lock_acquire+0x388/0xc20 [ 28.564195][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.564356][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.564509][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 28.564741][ C1] kthread_create_worker_on_node+0xea/0x210 [ 28.564974][ C1] workqueue_init+0x2a/0x680 [ 28.565176][ C1] kernel_init_freeable+0x2fe/0x630 [ 28.565335][ C1] kernel_init+0x21/0x150 [ 28.565542][ C1] ret_from_fork+0x474/0x6b0 [ 28.565697][ C1] ret_from_fork_asm+0x11/0x20 [ 28.565902][ C1] } [ 28.565968][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 28.566203][ C1] ... acquired at: [ 28.566298][ C1] __lock_acquire+0x518/0xc20 [ 28.566471][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.566592][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.566763][ C1] __kmalloc_noprof+0xd3/0x760 [ 28.566884][ C1] alloc_buf.isra.0+0x4b/0x260 [ 28.567054][ C1] put_chars+0x1e1/0x2f0 [ 28.567174][ C1] hvc_console_print+0x292/0x780 [ 28.567351][ C1] console_emit_next_record+0x22f/0x4c0 [ 28.567474][ C1] console_flush_one_record+0x46f/0x710 [ 28.567638][ C1] console_unlock+0xee/0x1f0 [ 28.567762][ C1] vprintk_emit+0x37c/0x3e0 [ 28.567931][ C1] dev_vprintk_emit+0x27f/0x2c0 [ 28.568055][ C1] dev_printk_emit+0xb9/0xee [ 28.568222][ C1] _dev_info+0xe2/0x116 [ 28.568317][ C1] cmos_do_probe+0x8be/0x98a [ 28.568487][ C1] platform_probe+0xfe/0x1f0 [ 28.568609][ C1] call_driver_probe+0x61/0x1c0 [ 28.568774][ C1] really_probe+0x199/0x760 [ 28.568895][ C1] __driver_probe_device+0x24f/0x440 [ 28.569067][ C1] driver_probe_device+0x4a/0xf0 [ 28.569189][ C1] __driver_attach+0x1b8/0x540 [ 28.569360][ C1] bus_for_each_dev+0x130/0x1e0 [ 28.569482][ C1] bus_add_driver+0x2c8/0x530 [ 28.569650][ C1] driver_register+0x1a3/0x390 [ 28.569770][ C1] __platform_driver_probe+0x13f/0x270 [ 28.569937][ C1] cmos_init+0x31/0x40 [ 28.570033][ C1] do_one_initcall+0x124/0x4f0 [ 28.570204][ C1] kernel_init_freeable+0x596/0x630 [ 28.570328][ C1] kernel_init+0x21/0x150 [ 28.570494][ C1] ret_from_fork+0x474/0x6b0 [ 28.570613][ C1] ret_from_fork_asm+0x11/0x20 [ 28.570782][ C1] [ 28.570845][ C1] -> (console_owner){....}-{0:0} { [ 28.570972][ C1] INITIAL USE at: [ 28.571110][ C1] } [ 28.571172][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 28.571360][ C1] ... acquired at: [ 28.571450][ C1] __lock_acquire+0x518/0xc20 [ 28.571616][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.571737][ C1] console_lock_spinning_enable+0x5c/0x60 [ 28.571935][ C1] console_emit_next_record+0x1d1/0x4c0 [ 28.572058][ C1] console_flush_one_record+0x46f/0x710 [ 28.572223][ C1] console_unlock+0xee/0x1f0 [ 28.572350][ C1] vprintk_emit+0x37c/0x3e0 [ 28.572521][ C1] _printk+0xc7/0x100 [ 28.572612][ C1] br_set_state+0x22f/0x430 [bridge] [ 28.572782][ C1] br_init_port+0xc4/0x200 [bridge] [ 28.572908][ C1] br_stp_enable_bridge+0x1fc/0x340 [bridge] [ 28.573111][ C1] br_dev_open+0x94/0x120 [bridge] [ 28.573238][ C1] __dev_open+0x2f3/0x610 [ 28.573365][ C1] __dev_change_flags+0x4a4/0x660 [ 28.573486][ C1] netif_change_flags+0x87/0x190 [ 28.573656][ C1] do_setlink.isra.0+0x1cc3/0x2750 [ 28.573777][ C1] rtnl_newlink+0x9f1/0x11c0 [ 28.573942][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.574063][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 28.574187][ C1] netlink_unicast+0x486/0x750 [ 28.574327][ C1] netlink_sendmsg+0x735/0xc60 [ 28.574535][ C1] ____sys_sendmsg+0x415/0x880 [ 28.574684][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 28.574895][ C1] __sys_sendmsg+0x12c/0x1d0 [ 28.575045][ C1] do_syscall_64+0xff/0x530 [ 28.575249][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.575438][ C1] [ 28.575571][ C1] -> (&br->lock){+.-.}-{3:3} { [ 28.575723][ C1] HARDIRQ-ON-W at: [ 28.575891][ C1] __lock_acquire+0x388/0xc20 [ 28.576076][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.576326][ C1] _raw_spin_lock_bh+0x38/0x50 [ 28.576515][ C1] br_dev_newlink+0xa6/0x160 [bridge] [ 28.576767][ C1] rtnl_newlink_create+0x2d0/0x750 [ 28.577012][ C1] __rtnl_newlink+0x22b/0xa50 [ 28.577199][ C1] rtnl_newlink+0x9f1/0x11c0 [ 28.577390][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.577625][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 28.577819][ C1] netlink_unicast+0x486/0x750 [ 28.578057][ C1] netlink_sendmsg+0x735/0xc60 [ 28.578243][ C1] ____sys_sendmsg+0x415/0x880 [ 28.578432][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 28.578673][ C1] __sys_sendmsg+0x12c/0x1d0 [ 28.578860][ C1] do_syscall_64+0xff/0x530 [ 28.579114][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.579340][ C1] IN-SOFTIRQ-W at: [ 28.579455][ C1] __lock_acquire+0x388/0xc20 [ 28.579717][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.579910][ C1] _raw_spin_lock+0x33/0x40 [ 28.580170][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.580505][ C1] call_timer_fn+0x160/0x4d0 [ 28.580698][ C1] __run_timers+0x68f/0xaa0 [ 28.580956][ C1] run_timer_softirq+0xf0/0x160 [ 28.581222][ C1] handle_softirqs+0x1d3/0x900 [ 28.581419][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.581680][ C1] irq_exit_rcu+0xe/0x30 [ 28.581883][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.582178][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.582493][ C1] pv_native_safe_halt+0xf/0x10 [ 28.582759][ C1] default_idle+0x9/0x10 [ 28.582963][ C1] default_idle_call+0x6e/0xb0 [ 28.583229][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.583533][ C1] do_idle+0xd8/0x190 [ 28.583689][ C1] cpu_startup_entry+0x53/0x70 [ 28.583948][ C1] start_secondary+0x204/0x2b0 [ 28.584132][ C1] common_startup_64+0x13e/0x148 [ 28.584381][ C1] INITIAL USE at: [ 28.584496][ C1] __lock_acquire+0x388/0xc20 [ 28.584735][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.584975][ C1] _raw_spin_lock_bh+0x38/0x50 [ 28.585163][ C1] br_dev_newlink+0xa6/0x160 [bridge] [ 28.585363][ C1] rtnl_newlink_create+0x2d0/0x750 [ 28.585549][ C1] __rtnl_newlink+0x22b/0xa50 [ 28.585794][ C1] rtnl_newlink+0x9f1/0x11c0 [ 28.586037][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.586222][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 28.586421][ C1] netlink_unicast+0x486/0x750 [ 28.586678][ C1] netlink_sendmsg+0x735/0xc60 [ 28.586880][ C1] ____sys_sendmsg+0x415/0x880 [ 28.587146][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 28.587352][ C1] __sys_sendmsg+0x12c/0x1d0 [ 28.587616][ C1] do_syscall_64+0xff/0x530 [ 28.587881][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.588117][ C1] } [ 28.588260][ C1] ... key at: [] __key.7+0x0/0x40 [bridge] [ 28.588503][ C1] ... acquired at: [ 28.588682][ C1] mark_lock+0x1d7/0xa00 [ 28.588846][ C1] mark_usage+0x42/0x170 [ 28.589063][ C1] __lock_acquire+0x388/0xc20 [ 28.589208][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.589364][ C1] _raw_spin_lock+0x33/0x40 [ 28.589515][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.589766][ C1] call_timer_fn+0x160/0x4d0 [ 28.589919][ C1] __run_timers+0x68f/0xaa0 [ 28.590121][ C1] run_timer_softirq+0xf0/0x160 [ 28.590267][ C1] handle_softirqs+0x1d3/0x900 [ 28.590481][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.590629][ C1] irq_exit_rcu+0xe/0x30 [ 28.590830][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.591069][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.591253][ C1] pv_native_safe_halt+0xf/0x10 [ 28.591465][ C1] default_idle+0x9/0x10 [ 28.591614][ C1] default_idle_call+0x6e/0xb0 [ 28.591810][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.591990][ C1] do_idle+0xd8/0x190 [ 28.592156][ C1] cpu_startup_entry+0x53/0x70 [ 28.592311][ C1] start_secondary+0x204/0x2b0 [ 28.592512][ C1] common_startup_64+0x13e/0x148 [ 28.592660][ C1] [ 28.592736][ C1] [ 28.592736][ C1] stack backtrace: [ 28.592973][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.592978][ C1] Tainted: [W]=WARN [ 28.592978][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.592980][ C1] Call Trace: [ 28.592981][ C1] [ 28.592983][ C1] dump_stack_lvl+0x6f/0xa0 [ 28.592989][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 28.592993][ C1] mark_lock_irq+0x989/0x9c0 [ 28.592996][ C1] mark_lock+0x1d7/0xa00 [ 28.592998][ C1] mark_usage+0x42/0x170 [ 28.592999][ C1] __lock_acquire+0x388/0xc20 [ 28.593002][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.593004][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.593014][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.593017][ C1] ? lock_acquire+0x13c/0x160 [ 28.593020][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.593029][ C1] _raw_spin_lock+0x33/0x40 [ 28.593031][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.593039][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.593046][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.593054][ C1] call_timer_fn+0x160/0x4d0 [ 28.593057][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 28.593059][ C1] ? debug_object_active_state+0x430/0x430 [ 28.593062][ C1] ? find_held_lock+0x2b/0x80 [ 28.593064][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.593066][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.593069][ C1] __run_timers+0x68f/0xaa0 [ 28.593072][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.593079][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 28.593081][ C1] ? __lock_acquire+0x518/0xc20 [ 28.593084][ C1] ? __rwlock_init+0x150/0x150 [ 28.593088][ C1] run_timer_softirq+0xf0/0x160 [ 28.593090][ C1] ? __run_timers+0xaa0/0xaa0 [ 28.593092][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.593094][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.593096][ C1] handle_softirqs+0x1d3/0x900 [ 28.593098][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.593100][ C1] ? _local_bh_enable+0xc0/0xc0 [ 28.593103][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.593106][ C1] irq_exit_rcu+0xe/0x30 [ 28.593107][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.593109][ C1] [ 28.593110][ C1] [ 28.593111][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 28.593112][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.593114][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 28.593117][ C1] 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 [ 28.593119][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 28.593122][ C1] RAX: 00000000000a8261 RBX: ff11000001bea380 RCX: ffffffff9bcf0307 [ 28.593124][ C1] RDX: ff11000001bea380 RSI: ffffffff9ea38b01 RDI: ffffffff9e48d8e0 [ 28.593125][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.593125][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 28.593126][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 28.593128][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.593130][ C1] default_idle+0x9/0x10 [ 28.593132][ C1] default_idle_call+0x6e/0xb0 [ 28.593134][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.593137][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 28.593139][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 28.593141][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.593143][ C1] do_idle+0xd8/0x190 [ 28.593144][ C1] cpu_startup_entry+0x53/0x70 [ 28.593146][ C1] start_secondary+0x204/0x2b0 [ 28.593147][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 28.593150][ C1] common_startup_64+0x13e/0x148 [ 28.593155][ C1] [ 33.060647][ T272] br1: port 1(lag) entered disabled state [ 33.060668][ T272] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.060671][ T272] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 272, name: kworker/u19:2 [ 33.060673][ T272] preempt_count: 202, expected: 0 [ 33.060675][ T272] RCU nest depth: 0, expected: 0 [ 33.060676][ T272] INFO: lockdep is turned off. [ 33.060678][ T272] irq event stamp: 45922 [ 33.060679][ T272] hardirqs last enabled at (45921): [] _raw_spin_unlock_irq+0x28/0x50 [ 33.060690][ T272] hardirqs last disabled at (45922): [] __schedule+0x1246/0x20e0 [ 33.060693][ T272] softirqs last enabled at (30682): [] handle_softirqs+0x67c/0x900 [ 33.060698][ T272] softirqs last disabled at (30675): [] __irq_exit_rcu+0x145/0x1c0 [ 33.060701][ T272] Preemption disabled at: [ 33.060702][ T272] [<0000000000000000>] 0x0 [ 33.060709][ T272] CPU: 0 UID: 0 PID: 272 Comm: kworker/u19:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.060714][ T272] Tainted: [W]=WARN [ 33.060716][ T272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.060718][ T272] Workqueue: events_unbound linkwatch_event [ 33.060725][ T272] Call Trace: [ 33.060727][ T272] [ 33.060729][ T272] dump_stack_lvl+0x6f/0xa0 [ 33.060735][ T272] __might_resched.cold+0x1fe/0x2c1 [ 33.060740][ T272] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.060745][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060749][ T272] __kmalloc_noprof+0x443/0x760 [ 33.060754][ T272] ? __rwlock_init+0x150/0x150 [ 33.060757][ T272] ? alloc_buf.isra.0+0x4b/0x260 [ 33.060762][ T272] ? do_raw_spin_unlock+0x59/0x250 [ 33.060765][ T272] alloc_buf.isra.0+0x4b/0x260 [ 33.060768][ T272] put_chars+0x1e1/0x2f0 [ 33.060771][ T272] ? __send_to_port+0x420/0x420 [ 33.060774][ T272] ? printk_get_next_message+0x240/0x650 [ 33.060778][ T272] ? console_prepend_replay+0x20/0x20 [ 33.060782][ T272] hvc_console_print+0x292/0x780 [ 33.060786][ T272] ? hvc_write+0x3a0/0x3a0 [ 33.060789][ T272] ? __rwlock_init+0x150/0x150 [ 33.060791][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060794][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060796][ T272] ? lock_acquire+0x13c/0x160 [ 33.060800][ T272] console_emit_next_record+0x22f/0x4c0 [ 33.060803][ T272] ? devkmsg_read+0x4b0/0x4b0 [ 33.060807][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060809][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060811][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060814][ T272] ? lock_acquire+0x13c/0x160 [ 33.060817][ T272] ? console_flush_one_record+0x111/0x710 [ 33.060820][ T272] console_flush_one_record+0x46f/0x710 [ 33.060824][ T272] ? console_emit_next_record+0x4c0/0x4c0 [ 33.060828][ T272] console_unlock+0xee/0x1f0 [ 33.060830][ T272] ? lock_acquire+0x13c/0x160 [ 33.060833][ T272] ? console_flush_one_record+0x710/0x710 [ 33.060835][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060838][ T272] ? lock_release+0x184/0x1f0 [ 33.060840][ T272] ? lock_acquire+0x60/0x160 [ 33.060843][ T272] ? __rcu_read_lock+0x30/0x70 [ 33.060846][ T272] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.060848][ T272] ? vprintk_emit+0x320/0x3e0 [ 33.060852][ T272] vprintk_emit+0x37c/0x3e0 [ 33.060856][ T272] ? wake_up_klogd_work_func+0x90/0x90 [ 33.060859][ T272] ? rcu_is_watching+0x16/0xd0 [ 33.060862][ T272] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 33.060866][ T272] _printk+0xc7/0x100 [ 33.060870][ T272] ? snapshot_read.cold+0x21/0x21 [ 33.060873][ T272] ? lock_acquire+0x13c/0x160 [ 33.060876][ T272] ? fib6_del+0x320/0x320 [ 33.060882][ T272] br_set_state+0x22f/0x430 [bridge] [ 33.060902][ T272] br_stp_disable_port+0x11f/0x390 [bridge] [ 33.060917][ T272] br_port_carrier_check+0x365/0x430 [bridge] [ 33.060932][ T272] br_device_event+0x52d/0x8f0 [bridge] [ 33.060946][ T272] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 33.060950][ T272] ? addrconf_notify+0x500/0xf30 [ 33.060956][ T272] notifier_call_chain+0xae/0x300 [ 33.060960][ T272] netif_state_change+0x139/0x340 [ 33.060964][ T272] ? dev_deactivate+0xc1/0x210 [ 33.060967][ T272] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 33.060971][ T272] ? rfc2863_policy+0x1a0/0x310 [ 33.060973][ T272] ? linkwatch_do_dev+0x9c/0xd0 [ 33.060976][ T272] __linkwatch_run_queue+0x34c/0x750 [ 33.060979][ T272] ? linkwatch_do_dev+0xd0/0xd0 [ 33.060981][ T272] ? debug_object_active_state+0x430/0x430 [ 33.060987][ T272] linkwatch_event+0x7f/0xb0 [ 33.060989][ T272] ? __linkwatch_run_queue+0x750/0x750 [ 33.060992][ T272] process_one_work+0xe3e/0x1560 [ 33.060998][ T272] ? __queue_delayed_work+0x470/0x470 [ 33.061001][ T272] ? find_held_lock+0x2b/0x80 [ 33.061004][ T272] ? __rwlock_init+0x150/0x150 [ 33.061008][ T272] worker_thread+0x4f1/0xd60 [ 33.061011][ T272] ? rescuer_thread+0x1340/0x1340 [ 33.061014][ T272] ? __kthread_parkme+0xbd/0x210 [ 33.061017][ T272] ? rescuer_thread+0x1340/0x1340 [ 33.061020][ T272] ? rescuer_thread+0x1340/0x1340 [ 33.061022][ T272] kthread+0x367/0x460 [ 33.061025][ T272] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 33.061027][ T272] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.061030][ T272] ret_from_fork+0x474/0x6b0 [ 33.061034][ T272] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 33.061037][ T272] ? __switch_to+0x5a3/0xe00 [ 33.061040][ T272] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.061043][ T272] ret_from_fork_asm+0x11/0x20 [ 33.061048][ T272] [ 38.275743][ T46] br1: port 1(lag) entered blocking state [ 38.275762][ T46] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 38.275764][ T46] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 46, name: kworker/u17:1 [ 38.275766][ T46] preempt_count: 202, expected: 0 [ 38.275767][ T46] RCU nest depth: 0, expected: 0 [ 38.275768][ T46] INFO: lockdep is turned off. [ 38.275769][ T46] irq event stamp: 121412 [ 38.275770][ T46] hardirqs last enabled at (121411): [] _raw_spin_unlock_irq+0x28/0x50 [ 38.275780][ T46] hardirqs last disabled at (121412): [] __schedule+0x1246/0x20e0 [ 38.275782][ T46] softirqs last enabled at (121398): [] handle_softirqs+0x67c/0x900 [ 38.275786][ T46] softirqs last disabled at (121373): [] __irq_exit_rcu+0x145/0x1c0 [ 38.275789][ T46] Preemption disabled at: [ 38.275789][ T46] [<0000000000000000>] 0x0 [ 38.275796][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 38.275800][ T46] Tainted: [W]=WARN [ 38.275801][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.275803][ T46] Workqueue: events_unbound linkwatch_event [ 38.275809][ T46] Call Trace: [ 38.275810][ T46] [ 38.275811][ T46] dump_stack_lvl+0x6f/0xa0 [ 38.275817][ T46] __might_resched.cold+0x1fe/0x2c1 [ 38.275821][ T46] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 38.275824][ T46] ? rcu_is_watching+0x16/0xd0 [ 38.275828][ T46] __kmalloc_noprof+0x443/0x760 [ 38.275832][ T46] ? __rwlock_init+0x150/0x150 [ 38.275835][ T46] ? alloc_buf.isra.0+0x4b/0x260 [ 38.275838][ T46] ? do_raw_spin_unlock+0x59/0x250 [ 38.275840][ T46] alloc_buf.isra.0+0x4b/0x260 [ 38.275842][ T46] put_chars+0x1e1/0x2f0 [ 38.275844][ T46] ? __send_to_port+0x420/0x420 [ 38.275846][ T46] ? printk_get_next_message+0x240/0x650 [ 38.275849][ T46] hvc_console_print+0x292/0x780 [ 38.275852][ T46] ? hvc_write+0x3a0/0x3a0 [ 38.275855][ T46] ? __rwlock_init+0x150/0x150 [ 38.275856][ T46] ? rcu_is_watching+0x16/0xd0 [ 38.275858][ T46] ? lock_acquire+0x13c/0x160 [ 38.275861][ T46] console_emit_next_record+0x22f/0x4c0 [ 38.275863][ T46] ? devkmsg_read+0x4b0/0x4b0 [ 38.275865][ T46] ? rcu_is_watching+0x16/0xd0 [ 38.275867][ T46] ? rcu_is_watching+0x16/0xd0 [ 38.275868][ T46] ? rcu_is_watching+0x16/0xd0 [ 38.275870][ T46] ? lock_acquire+0x13c/0x160 [ 38.275872][ T46] ? console_flush_one_record+0x111/0x710 [ 38.275874][ T46] console_flush_one_record+0x46f/0x710 [ 38.275876][ T46] ? console_emit_next_record+0x4c0/0x4c0 [ 38.275879][ T46] console_unlock+0xee/0x1f0 [ 38.275881][ T46] ? lock_acquire+0x13c/0x160 [ 38.275882][ T46] ? console_flush_one_record+0x710/0x710 [ 38.275884][ T46] ? rcu_is_watching+0x16/0xd0 [ 38.275885][ T46] ? lock_release+0x184/0x1f0 [ 38.275887][ T46] ? lock_acquire+0x60/0x160 [ 38.275888][ T46] ? __rcu_read_lock+0x30/0x70 [ 38.275890][ T46] ? __down_trylock_console_sem+0x5e/0xa0 [ 38.275892][ T46] ? vprintk_emit+0x320/0x3e0 [ 38.275894][ T46] vprintk_emit+0x37c/0x3e0 [ 38.275897][ T46] ? wake_up_klogd_work_func+0x90/0x90 [ 38.275898][ T46] ? do_raw_read_unlock+0x70/0x70 [ 38.275900][ T46] ? rcu_is_watching+0x16/0xd0 [ 38.275902][ T46] ? lock_acquire+0x13c/0x160 [ 38.275904][ T46] _printk+0xc7/0x100 [ 38.275907][ T46] ? snapshot_read.cold+0x21/0x21 [ 38.275909][ T46] ? netif_get_link_ksettings+0x170/0x290 [ 38.275912][ T46] ? port_cost+0xaf/0x1c0 [bridge] [ 38.275924][ T46] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 38.275932][ T46] br_set_state+0x22f/0x430 [bridge] [ 38.275940][ T46] br_init_port+0xc4/0x200 [bridge] [ 38.275948][ T46] br_stp_enable_port+0x12/0x50 [bridge] [ 38.275954][ T46] br_port_carrier_check+0x220/0x430 [bridge] [ 38.275962][ T46] br_device_event+0x52d/0x8f0 [bridge] [ 38.275969][ T46] ? fib6_ifdown+0x870/0x870 [ 38.275972][ T46] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 38.275975][ T46] ? addrconf_notify+0xc55/0xf30 [ 38.275978][ T46] notifier_call_chain+0xae/0x300 [ 38.275981][ T46] netif_state_change+0x139/0x340 [ 38.275985][ T46] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 38.275987][ T46] ? linkwatch_do_dev+0xae/0xd0 [ 38.275988][ T46] __linkwatch_run_queue+0x34c/0x750 [ 38.275990][ T46] ? linkwatch_do_dev+0xd0/0xd0 [ 38.275992][ T46] ? debug_object_active_state+0x430/0x430 [ 38.275996][ T46] linkwatch_event+0x7f/0xb0 [ 38.275998][ T46] ? __linkwatch_run_queue+0x750/0x750 [ 38.275999][ T46] process_one_work+0xe3e/0x1560 [ 38.276003][ T46] ? __queue_delayed_work+0x470/0x470 [ 38.276005][ T46] ? find_held_lock+0x2b/0x80 [ 38.276007][ T46] ? __rwlock_init+0x150/0x150 [ 38.276009][ T46] worker_thread+0x4f1/0xd60 [ 38.276012][ T46] ? rescuer_thread+0x1340/0x1340 [ 38.276014][ T46] kthread+0x367/0x460 [ 38.276016][ T46] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 38.276018][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.276020][ T46] ret_from_fork+0x474/0x6b0 [ 38.276023][ T46] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 38.276025][ T46] ? __switch_to+0x5a3/0xe00 [ 38.276027][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.276029][ T46] ret_from_fork_asm+0x11/0x20 [ 38.276033][ T46] [ 38.296400][ T46] br1: port 1(lag) entered forwarding state [ 52.178853][ T46] br1: port 1(lag) entered disabled state [ 52.178871][ T46] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 52.178873][ T46] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 46, name: kworker/u17:1 [ 52.178875][ T46] preempt_count: 202, expected: 0 [ 52.178877][ T46] RCU nest depth: 0, expected: 0 [ 52.178878][ T46] INFO: lockdep is turned off. [ 52.178879][ T46] irq event stamp: 121412 [ 52.178880][ T46] hardirqs last enabled at (121411): [] _raw_spin_unlock_irq+0x28/0x50 [ 52.178889][ T46] hardirqs last disabled at (121412): [] __schedule+0x1246/0x20e0 [ 52.178891][ T46] softirqs last enabled at (121398): [] handle_softirqs+0x67c/0x900 [ 52.178895][ T46] softirqs last disabled at (121373): [] __irq_exit_rcu+0x145/0x1c0 [ 52.178897][ T46] Preemption disabled at: [ 52.178898][ T46] [<0000000000000000>] 0x0 [ 52.178905][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 52.178908][ T46] Tainted: [W]=WARN [ 52.178909][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.178911][ T46] Workqueue: events_unbound linkwatch_event [ 52.178917][ T46] Call Trace: [ 52.178919][ T46] [ 52.178921][ T46] dump_stack_lvl+0x6f/0xa0 [ 52.178926][ T46] __might_resched.cold+0x1fe/0x2c1 [ 52.178930][ T46] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 52.178934][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.178937][ T46] __kmalloc_noprof+0x443/0x760 [ 52.178941][ T46] ? __rwlock_init+0x150/0x150 [ 52.178944][ T46] ? alloc_buf.isra.0+0x4b/0x260 [ 52.178947][ T46] ? do_raw_spin_unlock+0x59/0x250 [ 52.178949][ T46] alloc_buf.isra.0+0x4b/0x260 [ 52.178951][ T46] put_chars+0x1e1/0x2f0 [ 52.178953][ T46] ? __send_to_port+0x420/0x420 [ 52.178954][ T46] ? printk_get_next_message+0x240/0x650 [ 52.178957][ T46] ? console_prepend_replay+0x20/0x20 [ 52.178960][ T46] hvc_console_print+0x292/0x780 [ 52.178963][ T46] ? hvc_write+0x3a0/0x3a0 [ 52.178964][ T46] ? __rwlock_init+0x150/0x150 [ 52.178966][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.178967][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.178969][ T46] ? lock_acquire+0x13c/0x160 [ 52.178971][ T46] console_emit_next_record+0x22f/0x4c0 [ 52.178974][ T46] ? devkmsg_read+0x4b0/0x4b0 [ 52.178976][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.178978][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.178980][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.178981][ T46] ? lock_acquire+0x13c/0x160 [ 52.178983][ T46] ? console_flush_one_record+0x111/0x710 [ 52.178985][ T46] console_flush_one_record+0x46f/0x710 [ 52.178987][ T46] ? console_emit_next_record+0x4c0/0x4c0 [ 52.178990][ T46] console_unlock+0xee/0x1f0 [ 52.178992][ T46] ? lock_acquire+0x13c/0x160 [ 52.178993][ T46] ? console_flush_one_record+0x710/0x710 [ 52.178995][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.178997][ T46] ? lock_release+0x184/0x1f0 [ 52.178998][ T46] ? lock_acquire+0x60/0x160 [ 52.178999][ T46] ? __rcu_read_lock+0x30/0x70 [ 52.179002][ T46] ? __down_trylock_console_sem+0x5e/0xa0 [ 52.179004][ T46] ? vprintk_emit+0x320/0x3e0 [ 52.179006][ T46] vprintk_emit+0x37c/0x3e0 [ 52.179009][ T46] ? wake_up_klogd_work_func+0x90/0x90 [ 52.179011][ T46] ? rcu_is_watching+0x16/0xd0 [ 52.179013][ T46] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 52.179016][ T46] _printk+0xc7/0x100 [ 52.179019][ T46] ? snapshot_read.cold+0x21/0x21 [ 52.179021][ T46] ? lock_acquire+0x13c/0x160 [ 52.179023][ T46] ? fib6_del+0x320/0x320 [ 52.179027][ T46] br_set_state+0x22f/0x430 [bridge] [ 52.179040][ T46] br_stp_disable_port+0x11f/0x390 [bridge] [ 52.179048][ T46] br_port_carrier_check+0x365/0x430 [bridge] [ 52.179057][ T46] br_device_event+0x52d/0x8f0 [bridge] [ 52.179065][ T46] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 52.179067][ T46] ? addrconf_notify+0x500/0xf30 [ 52.179071][ T46] notifier_call_chain+0xae/0x300 [ 52.179074][ T46] netif_state_change+0x139/0x340 [ 52.179077][ T46] ? dev_deactivate+0xc1/0x210 [ 52.179080][ T46] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 52.179082][ T46] ? rfc2863_policy+0x1a0/0x310 [ 52.179084][ T46] ? linkwatch_do_dev+0x9c/0xd0 [ 52.179085][ T46] __linkwatch_run_queue+0x34c/0x750 [ 52.179087][ T46] ? linkwatch_do_dev+0xd0/0xd0 [ 52.179088][ T46] ? debug_object_active_state+0x430/0x430 [ 52.179093][ T46] linkwatch_event+0x7f/0xb0 [ 52.179094][ T46] ? __linkwatch_run_queue+0x750/0x750 [ 52.179096][ T46] process_one_work+0xe3e/0x1560 [ 52.179100][ T46] ? __queue_delayed_work+0x470/0x470 [ 52.179102][ T46] ? find_held_lock+0x2b/0x80 [ 52.179104][ T46] ? __rwlock_init+0x150/0x150 [ 52.179106][ T46] worker_thread+0x4f1/0xd60 [ 52.179109][ T46] ? rescuer_thread+0x1340/0x1340 [ 52.179111][ T46] kthread+0x367/0x460 [ 52.179112][ T46] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 52.179114][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 52.179115][ T46] ret_from_fork+0x474/0x6b0 [ 52.179118][ T46] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 52.179120][ T46] ? __switch_to+0x5a3/0xe00 [ 52.179123][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 52.179124][ T46] ret_from_fork_asm+0x11/0x20 [ 52.179128][ T46] [ 57.412513][ T92] br1: port 1(lag) entered blocking state [ 57.412533][ T92] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 57.412536][ T92] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 92, name: kworker/u20:1 [ 57.412538][ T92] preempt_count: 202, expected: 0 [ 57.412540][ T92] RCU nest depth: 0, expected: 0 [ 57.412541][ T92] INFO: lockdep is turned off. [ 57.412543][ T92] irq event stamp: 61960 [ 57.412544][ T92] hardirqs last enabled at (61959): [] _raw_spin_unlock_irq+0x28/0x50 [ 57.412554][ T92] hardirqs last disabled at (61960): [] __schedule+0x1246/0x20e0 [ 57.412557][ T92] softirqs last enabled at (58202): [] handle_softirqs+0x67c/0x900 [ 57.412561][ T92] softirqs last disabled at (57653): [] __irq_exit_rcu+0x145/0x1c0 [ 57.412564][ T92] Preemption disabled at: [ 57.412565][ T92] [<0000000000000000>] 0x0 [ 57.412573][ T92] CPU: 3 UID: 0 PID: 92 Comm: kworker/u20:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 57.412577][ T92] Tainted: [W]=WARN [ 57.412578][ T92] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.412581][ T92] Workqueue: events_unbound linkwatch_event [ 57.412587][ T92] Call Trace: [ 57.412589][ T92] [ 57.412591][ T92] dump_stack_lvl+0x6f/0xa0 [ 57.412597][ T92] __might_resched.cold+0x1fe/0x2c1 [ 57.412601][ T92] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 57.412605][ T92] ? rcu_is_watching+0x16/0xd0 [ 57.412610][ T92] __kmalloc_noprof+0x443/0x760 [ 57.412614][ T92] ? __rwlock_init+0x150/0x150 [ 57.412618][ T92] ? alloc_buf.isra.0+0x4b/0x260 [ 57.412622][ T92] ? do_raw_spin_unlock+0x59/0x250 [ 57.412624][ T92] alloc_buf.isra.0+0x4b/0x260 [ 57.412627][ T92] put_chars+0x1e1/0x2f0 [ 57.412630][ T92] ? __send_to_port+0x420/0x420 [ 57.412632][ T92] ? printk_get_next_message+0x240/0x650 [ 57.412637][ T92] hvc_console_print+0x292/0x780 [ 57.412641][ T92] ? hvc_write+0x3a0/0x3a0 [ 57.412644][ T92] ? __rwlock_init+0x150/0x150 [ 57.412646][ T92] ? rcu_is_watching+0x16/0xd0 [ 57.412649][ T92] ? lock_acquire+0x13c/0x160 [ 57.412652][ T92] console_emit_next_record+0x22f/0x4c0 [ 57.412656][ T92] ? devkmsg_read+0x4b0/0x4b0 [ 57.412658][ T92] ? rcu_is_watching+0x16/0xd0 [ 57.412661][ T92] ? rcu_is_watching+0x16/0xd0 [ 57.412663][ T92] ? rcu_is_watching+0x16/0xd0 [ 57.412665][ T92] ? lock_acquire+0x13c/0x160 [ 57.412668][ T92] ? console_flush_one_record+0x111/0x710 [ 57.412670][ T92] console_flush_one_record+0x46f/0x710 [ 57.412674][ T92] ? console_emit_next_record+0x4c0/0x4c0 [ 57.412678][ T92] console_unlock+0xee/0x1f0 [ 57.412680][ T92] ? lock_acquire+0x13c/0x160 [ 57.412682][ T92] ? console_flush_one_record+0x710/0x710 [ 57.412684][ T92] ? rcu_is_watching+0x16/0xd0 [ 57.412687][ T92] ? lock_release+0x184/0x1f0 [ 57.412689][ T92] ? lock_acquire+0x60/0x160 [ 57.412691][ T92] ? __rcu_read_lock+0x30/0x70 [ 57.412694][ T92] ? __down_trylock_console_sem+0x5e/0xa0 [ 57.412696][ T92] ? vprintk_emit+0x320/0x3e0 [ 57.412699][ T92] vprintk_emit+0x37c/0x3e0 [ 57.412702][ T92] ? wake_up_klogd_work_func+0x90/0x90 [ 57.412705][ T92] ? do_raw_read_unlock+0x70/0x70 [ 57.412707][ T92] ? rcu_is_watching+0x16/0xd0 [ 57.412710][ T92] ? lock_acquire+0x13c/0x160 [ 57.412712][ T92] _printk+0xc7/0x100 [ 57.412716][ T92] ? snapshot_read.cold+0x21/0x21 [ 57.412718][ T92] ? netif_get_link_ksettings+0x170/0x290 [ 57.412723][ T92] ? port_cost+0xaf/0x1c0 [bridge] [ 57.412739][ T92] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 57.412752][ T92] br_set_state+0x22f/0x430 [bridge] [ 57.412765][ T92] br_init_port+0xc4/0x200 [bridge] [ 57.412777][ T92] br_stp_enable_port+0x12/0x50 [bridge] [ 57.412788][ T92] br_port_carrier_check+0x220/0x430 [bridge] [ 57.412800][ T92] br_device_event+0x52d/0x8f0 [bridge] [ 57.412812][ T92] ? fib6_ifdown+0x870/0x870 [ 57.412816][ T92] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 57.412819][ T92] ? addrconf_notify+0xc55/0xf30 [ 57.412823][ T92] notifier_call_chain+0xae/0x300 [ 57.412828][ T92] netif_state_change+0x139/0x340 [ 57.412832][ T92] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 57.412835][ T92] ? linkwatch_do_dev+0xae/0xd0 [ 57.412837][ T92] __linkwatch_run_queue+0x34c/0x750 [ 57.412840][ T92] ? linkwatch_do_dev+0xd0/0xd0 [ 57.412842][ T92] ? debug_object_active_state+0x430/0x430 [ 57.412847][ T92] linkwatch_event+0x7f/0xb0 [ 57.412850][ T92] ? __linkwatch_run_queue+0x750/0x750 [ 57.412852][ T92] process_one_work+0xe3e/0x1560 [ 57.412857][ T92] ? __queue_delayed_work+0x470/0x470 [ 57.412860][ T92] ? find_held_lock+0x2b/0x80 [ 57.412863][ T92] ? __rwlock_init+0x150/0x150 [ 57.412866][ T92] worker_thread+0x4f1/0xd60 [ 57.412871][ T92] ? rescuer_thread+0x1340/0x1340 [ 57.412873][ T92] kthread+0x367/0x460 [ 57.412876][ T92] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 57.412879][ T92] ? kthread_affine_preferred+0x4c0/0x4c0 [ 57.412881][ T92] ret_from_fork+0x474/0x6b0 [ 57.412885][ T92] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 57.412888][ T92] ? __switch_to+0x5a3/0xe00 [ 57.412891][ T92] ? kthread_affine_preferred+0x4c0/0x4c0 [ 57.412894][ T92] ret_from_fork_asm+0x11/0x20 [ 57.412899][ T92] [ 57.435062][ T92] br1: port 1(lag) entered forwarding state [ 57.624473][ T463] lag: left allmulticast mode [ 57.624654][ T463] veth2: left allmulticast mode [ 57.624792][ T463] veth4: left allmulticast mode [ 57.624964][ T463] br1: port 1(lag) entered disabled state [ 57.625897][ T463] veth2: left promiscuous mode [ 57.626028][ T463] veth4: left promiscuous mode [ 57.656563][ T301] lag: Port device veth4 removed [ 57.658080][ T301] lag: Port device veth2 removed