[ 11.283735][ T226] 8021q: 802.1Q VLAN Support v1.8 [ 11.283755][ T226] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.283758][ T226] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 226, name: modprobe [ 11.283759][ T226] preempt_count: 1, expected: 0 [ 11.283760][ T226] RCU nest depth: 0, expected: 0 [ 11.283761][ T226] locks held by modprobe/226: 4, last CPU#0: [ 11.283763][ T226] #0: ffffffff8a769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.283776][ T226] #1: ffffffff8a769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.283780][ T226] #2: ffffffff8a689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.283784][ T226] #3: ffffffff8a689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.283787][ T226] irq event stamp: 27134 [ 11.283788][ T226] hardirqs last enabled at (27133): [] __down_trylock_console_sem+0x86/0xa0 [ 11.283791][ T226] hardirqs last disabled at (27134): [] console_emit_next_record+0x3d4/0x4c0 [ 11.283793][ T226] softirqs last enabled at (26226): [] handle_softirqs+0x67c/0x900 [ 11.283796][ T226] softirqs last disabled at (25395): [] __irq_exit_rcu+0x145/0x1c0 [ 11.283798][ T226] Preemption disabled at: [ 11.283799][ T226] [] vprintk_emit+0x31b/0x3e0 [ 11.283805][ T226] CPU: 0 UID: 0 PID: 226 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.283808][ T226] Tainted: [W]=WARN [ 11.283809][ T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.283811][ T226] Call Trace: [ 11.283812][ T226] [ 11.283814][ T226] dump_stack_lvl+0x6f/0xa0 [ 11.283819][ T226] ? vprintk_emit+0x31b/0x3e0 [ 11.283822][ T226] __might_resched.cold+0x1fe/0x2c1 [ 11.283826][ T226] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.283830][ T226] ? __kmalloc_noprof+0xdb/0x760 [ 11.283835][ T226] __kmalloc_noprof+0x443/0x760 [ 11.283838][ T226] ? alloc_buf.isra.0+0x4b/0x260 [ 11.283844][ T226] ? do_raw_spin_unlock+0x59/0x250 [ 11.283846][ T226] alloc_buf.isra.0+0x4b/0x260 [ 11.283849][ T226] put_chars+0x1e1/0x2f0 [ 11.283852][ T226] ? __send_to_port+0x420/0x420 [ 11.283853][ T226] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.283859][ T226] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.283861][ T226] ? validate_chain+0x38b/0xc20 [ 11.283865][ T226] hvc_console_print+0x292/0x780 [ 11.283868][ T226] ? __lock_acquire+0x518/0xc20 [ 11.283873][ T226] ? hvc_write+0x3a0/0x3a0 [ 11.283876][ T226] ? rcu_is_watching+0x16/0xd0 [ 11.283880][ T226] console_emit_next_record+0x22f/0x4c0 [ 11.283884][ T226] ? devkmsg_read+0x4b0/0x4b0 [ 11.283886][ T226] ? console_flush_one_record+0x106/0x710 [ 11.283889][ T226] ? rcu_is_watching+0x16/0xd0 [ 11.283891][ T226] ? lock_acquire+0x13c/0x160 [ 11.283895][ T226] console_flush_one_record+0x46f/0x710 [ 11.283899][ T226] ? console_emit_next_record+0x4c0/0x4c0 [ 11.283901][ T226] ? __lock_acquire+0x518/0xc20 [ 11.283906][ T226] console_unlock+0xee/0x1f0 [ 11.283909][ T226] ? console_flush_one_record+0x710/0x710 [ 11.283911][ T226] ? rcu_is_watching+0x16/0xd0 [ 11.283913][ T226] ? lock_acquire+0x60/0x160 [ 11.283917][ T226] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.283918][ T226] ? vprintk_emit+0x320/0x3e0 [ 11.283922][ T226] vprintk_emit+0x37c/0x3e0 [ 11.283926][ T226] ? wake_up_klogd_work_func+0x90/0x90 [ 11.283931][ T226] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 11.283935][ T226] _printk+0xc7/0x100 [ 11.283939][ T226] ? snapshot_read.cold+0x21/0x21 [ 11.283945][ T226] ? do_one_initcall+0x113/0x4f0 [ 11.283948][ T226] vlan_proto_init+0x24/0x90 [8021q] [ 11.283951][ T226] do_one_initcall+0x124/0x4f0 [ 11.283954][ T226] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 11.283965][ T226] ? do_init_module+0xae/0x8a0 [ 11.283968][ T226] ? kasan_unpoison+0x44/0x70 [ 11.283972][ T226] do_init_module+0x2ad/0x8a0 [ 11.283976][ T226] ? lockdep_hardirqs_on+0x91/0x130 [ 11.283980][ T226] ? free_module+0x470/0x470 [ 11.283983][ T226] ? kfree+0x123/0x590 [ 11.283987][ T226] load_module+0x1424/0x1bb0 [ 11.283994][ T226] ? layout_and_allocate.isra.0+0x680/0x680 [ 11.283998][ T226] ? __ia32_sys_fsconfig+0x180/0x180 [ 11.284000][ T226] ? ovl_real_file+0x172/0x1e0 [ 11.284004][ T226] ? backing_file_read_iter+0x541/0x790 [ 11.284007][ T226] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.284011][ T226] init_module_from_file+0x11f/0x1a0 [ 11.284014][ T226] ? __do_sys_init_module+0x220/0x220 [ 11.284022][ T226] ? __rwlock_init+0x150/0x150 [ 11.284025][ T226] ? do_raw_spin_unlock+0x59/0x250 [ 11.284028][ T226] idempotent_init_module+0x37b/0x7c0 [ 11.284031][ T226] ? init_module_from_file+0x1a0/0x1a0 [ 11.284037][ T226] ? rcu_is_watching+0x16/0xd0 [ 11.284040][ T226] ? cap_capable+0x1d7/0x3d0 [ 11.284045][ T226] __x64_sys_finit_module+0xdf/0x190 [ 11.284047][ T226] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.284051][ T226] do_syscall_64+0xff/0x530 [ 11.284053][ T226] ? exc_page_fault+0xee/0x100 [ 11.284055][ T226] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.284058][ T226] RIP: 0033:0x7fb391a9e37d [ 11.284061][ T226] 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 [ 11.284062][ T226] RSP: 002b:00007ffc3d7de708 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.284065][ T226] RAX: ffffffffffffffda RBX: 0000563eaf3fe810 RCX: 00007fb391a9e37d [ 11.284067][ T226] RDX: 0000000000000000 RSI: 0000563e77ac4ffd RDI: 0000000000000000 [ 11.284067][ T226] RBP: 00007ffc3d7de7a0 R08: 0000000000000000 R09: 0000000000000000 [ 11.284068][ T226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563e77ac4ffd [ 11.284069][ T226] R13: 0000563eaf3fe960 R14: 0000000000040000 R15: 0000000000000000 [ 11.284075][ T226] [ 12.134942][ T249] br0: port 1(veth1) entered blocking state [ 12.135481][ T249] br0: port 1(veth1) entered disabled state [ 12.135794][ T249] veth1: entered allmulticast mode [ 12.137510][ T249] veth1: entered promiscuous mode [ 12.173266][ T251] br0: port 2(veth2) entered blocking state [ 12.173657][ T251] br0: port 2(veth2) entered disabled state [ 12.175839][ T251] veth2: entered allmulticast mode [ 12.177442][ T251] veth2: entered promiscuous mode [ 12.245755][ T38] br0: port 1(veth1) entered blocking state [ 12.246591][ T38] br0: port 1(veth1) entered forwarding state [ 12.278481][ T36] br0: port 2(veth2) entered blocking state [ 12.278837][ T36] br0: port 2(veth2) entered forwarding state [ 24.384204][ T293] tc (293) used greatest stack depth: 23904 bytes left [ 24.384227][ T293] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.384230][ T293] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 293, name: tc [ 24.384232][ T293] preempt_count: 2, expected: 0 [ 24.384233][ T293] RCU nest depth: 0, expected: 0 [ 24.384235][ T293] locks held by tc/293: 5, last CPU#2: [ 24.384238][ T293] #0: ffffffff8a6027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 24.384252][ T293] #1: ffffffff8a769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.384260][ T293] #2: ffffffff8a769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.384266][ T293] #3: ffffffff8a689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.384272][ T293] #4: ffffffff8a689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.384278][ T293] irq event stamp: 20562 [ 24.384279][ T293] hardirqs last enabled at (20561): [] __down_trylock_console_sem+0x86/0xa0 [ 24.384283][ T293] hardirqs last disabled at (20562): [] console_emit_next_record+0x3d4/0x4c0 [ 24.384285][ T293] softirqs last enabled at (18670): [] handle_softirqs+0x67c/0x900 [ 24.384288][ T293] softirqs last disabled at (18665): [] __irq_exit_rcu+0x145/0x1c0 [ 24.384291][ T293] Preemption disabled at: [ 24.384292][ T293] [<0000000000000000>] 0x0 [ 24.384301][ T293] CPU: 2 UID: 0 PID: 293 Comm: tc Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.384305][ T293] Tainted: [W]=WARN [ 24.384306][ T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.384309][ T293] Call Trace: [ 24.384311][ T293] [ 24.384313][ T293] dump_stack_lvl+0x6f/0xa0 [ 24.384321][ T293] __might_resched.cold+0x1fe/0x2c1 [ 24.384327][ T293] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.384333][ T293] ? __kmalloc_noprof+0xdb/0x760 [ 24.384340][ T293] __kmalloc_noprof+0x443/0x760 [ 24.384344][ T293] ? alloc_buf.isra.0+0x4b/0x260 [ 24.384353][ T293] ? do_raw_spin_unlock+0x59/0x250 [ 24.384356][ T293] alloc_buf.isra.0+0x4b/0x260 [ 24.384361][ T293] put_chars+0x1e1/0x2f0 [ 24.384366][ T293] ? __send_to_port+0x420/0x420 [ 24.384368][ T293] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.384375][ T293] ? validate_chain+0x38b/0xc20 [ 24.384384][ T293] hvc_console_print+0x292/0x780 [ 24.384394][ T293] ? hvc_write+0x3a0/0x3a0 [ 24.384398][ T293] ? rcu_is_watching+0x16/0xd0 [ 24.384402][ T293] ? lock_acquire+0x13c/0x160 [ 24.384409][ T293] console_emit_next_record+0x22f/0x4c0 [ 24.384415][ T293] ? devkmsg_read+0x4b0/0x4b0 [ 24.384417][ T293] ? console_flush_one_record+0x106/0x710 [ 24.384422][ T293] ? rcu_is_watching+0x16/0xd0 [ 24.384426][ T293] ? lock_acquire+0x13c/0x160 [ 24.384433][ T293] console_flush_one_record+0x46f/0x710 [ 24.384440][ T293] ? console_emit_next_record+0x4c0/0x4c0 [ 24.384442][ T293] ? __lock_acquire+0x518/0xc20 [ 24.384452][ T293] console_unlock+0xee/0x1f0 [ 24.384456][ T293] ? console_flush_one_record+0x710/0x710 [ 24.384459][ T293] ? rcu_is_watching+0x16/0xd0 [ 24.384462][ T293] ? lock_acquire+0x60/0x160 [ 24.384469][ T293] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.384471][ T293] ? vprintk_emit+0x320/0x3e0 [ 24.384477][ T293] vprintk_emit+0x37c/0x3e0 [ 24.384483][ T293] ? wake_up_klogd_work_func+0x90/0x90 [ 24.384489][ T293] ? __lock_acquire+0x518/0xc20 [ 24.384495][ T293] _printk+0xc7/0x100 [ 24.384500][ T293] ? snapshot_read.cold+0x21/0x21 [ 24.384505][ T293] ? do_raw_spin_lock+0x131/0x280 [ 24.384509][ T293] ? __rwlock_init+0x150/0x150 [ 24.384516][ T293] ? do_raw_spin_lock+0x131/0x280 [ 24.384520][ T293] do_exit.cold+0x82/0x9c [ 24.384525][ T293] ? exit_notify+0x890/0x890 [ 24.384528][ T293] ? __lock_release.isra.0+0x69/0x1a0 [ 24.384533][ T293] ? rcu_is_watching+0x16/0xd0 [ 24.384540][ T293] do_group_exit+0xb8/0x370 [ 24.384545][ T293] __x64_sys_exit_group+0x3c/0x50 [ 24.384547][ T293] x64_sys_call+0x1567/0x1570 [ 24.384551][ T293] do_syscall_64+0xff/0x530 [ 24.384554][ T293] ? exc_page_fault+0xee/0x100 [ 24.384559][ T293] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.384563][ T293] RIP: 0033:0x7fa3018e21b8 [ 24.384566][ T293] Code: Unable to access opcode bytes at 0x7fa3018e218e. [ 24.384568][ T293] RSP: 002b:00007ffdf78c01a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 24.384571][ T293] RAX: ffffffffffffffda RBX: 00007fa301a12f88 RCX: 00007fa3018e21b8 [ 24.384573][ T293] RDX: 00007fa30162d588 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 24.384574][ T293] RBP: 00007ffdf78c0200 R08: 0000000000000000 R09: 0000000000000000 [ 24.384576][ T293] R10: 00007ffdf78bffa0 R11: 0000000000000246 R12: 0000000000000001 [ 24.384577][ T293] R13: 0000000000000000 R14: 00007fa301a11680 R15: 00007fa301a12fa0 [ 24.384590][ T293] [ 27.496290][ C0] [ 27.496312][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.496315][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 27.496317][ C0] preempt_count: 104, expected: 0 [ 27.496319][ C0] RCU nest depth: 0, expected: 0 [ 27.496320][ C0] INFO: lockdep is turned off. [ 27.496321][ C0] irq event stamp: 599612 [ 27.496323][ C0] hardirqs last enabled at (599612): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.496333][ C0] hardirqs last disabled at (599611): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.496336][ C0] softirqs last enabled at (599590): [] handle_softirqs+0x67c/0x900 [ 27.496340][ C0] softirqs last disabled at (599609): [] __irq_exit_rcu+0x145/0x1c0 [ 27.496343][ C0] Preemption disabled at: [ 27.496344][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 27.496352][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.496357][ C0] Tainted: [W]=WARN [ 27.496358][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.496361][ C0] Call Trace: [ 27.496363][ C0] [ 27.496365][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.496372][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 27.496374][ C0] __might_resched.cold+0x1fe/0x2c1 [ 27.496379][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.496383][ C0] ? __asan_memcpy+0x3c/0x60 [ 27.496387][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496391][ C0] __kmalloc_noprof+0x443/0x760 [ 27.496395][ C0] ? __rwlock_init+0x150/0x150 [ 27.496399][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 27.496404][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 27.496406][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.496409][ C0] put_chars+0x1e1/0x2f0 [ 27.496411][ C0] ? __send_to_port+0x420/0x420 [ 27.496414][ C0] ? console_prepend_replay+0x20/0x20 [ 27.496419][ C0] hvc_console_print+0x292/0x780 [ 27.496424][ C0] ? hvc_write+0x3a0/0x3a0 [ 27.496426][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496429][ C0] ? lock_acquire+0x13c/0x160 [ 27.496432][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.496435][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 27.496438][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496440][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496443][ C0] ? lock_acquire+0x13c/0x160 [ 27.496446][ C0] ? console_flush_one_record+0x111/0x710 [ 27.496448][ C0] console_flush_one_record+0x46f/0x710 [ 27.496452][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 27.496456][ C0] console_unlock+0xee/0x1f0 [ 27.496458][ C0] ? lock_acquire+0x13c/0x160 [ 27.496460][ C0] ? console_flush_one_record+0x710/0x710 [ 27.496462][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496465][ C0] ? lock_release+0x184/0x1f0 [ 27.496467][ C0] ? lock_acquire+0x60/0x160 [ 27.496470][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.496473][ C0] ? vprintk_emit+0x320/0x3e0 [ 27.496475][ C0] vprintk_emit+0x37c/0x3e0 [ 27.496479][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 27.496481][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496484][ C0] ? lock_release+0x184/0x1f0 [ 27.496486][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 27.496492][ C0] _printk+0xc7/0x100 [ 27.496496][ C0] ? snapshot_read.cold+0x21/0x21 [ 27.496498][ C0] ? arch_stack_walk+0xd7/0x130 [ 27.496503][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.496507][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.496509][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.496513][ C0] mark_lock_irq+0x989/0x9c0 [ 27.496517][ C0] mark_lock+0x1d7/0xa00 [ 27.496520][ C0] mark_usage+0x42/0x170 [ 27.496523][ C0] __lock_acquire+0x388/0xc20 [ 27.496526][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.496529][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.496548][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496550][ C0] ? lock_acquire+0x13c/0x160 [ 27.496553][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.496564][ C0] _raw_spin_lock+0x33/0x40 [ 27.496567][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.496578][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.496589][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.496600][ C0] call_timer_fn+0x160/0x4d0 [ 27.496605][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.496607][ C0] ? debug_object_active_state+0x430/0x430 [ 27.496612][ C0] ? find_held_lock+0x2b/0x80 [ 27.496615][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.496617][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496621][ C0] __run_timers+0x68f/0xaa0 [ 27.496623][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.496635][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.496638][ C0] ? __lock_acquire+0x518/0xc20 [ 27.496642][ C0] ? __rwlock_init+0x150/0x150 [ 27.496646][ C0] run_timer_softirq+0xf0/0x160 [ 27.496649][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.496651][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.496655][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496657][ C0] handle_softirqs+0x1d3/0x900 [ 27.496660][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.496663][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.496666][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.496668][ C0] irq_exit_rcu+0xe/0x30 [ 27.496670][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.496674][ C0] [ 27.496675][ C0] [ 27.496676][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.496679][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.496682][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.496686][ C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.496689][ C0] RSP: 0018:ffffffff8a407cf8 EFLAGS: 00000296 [ 27.496693][ C0] RAX: 0000000000092637 RBX: ffffffff8a41c600 RCX: ffffffff874f0307 [ 27.496695][ C0] RDX: ffffffff8a41c600 RSI: ffffffff8a238b1c RDI: ffffffff89c8d8e0 [ 27.496696][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.496697][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1480fa2 [ 27.496699][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.496701][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.496706][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.496708][ C0] default_idle+0x9/0x10 [ 27.496711][ C0] default_idle_call+0x6e/0xb0 [ 27.496713][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.496716][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.496718][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.496721][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.496723][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.496726][ C0] do_idle+0xd8/0x190 [ 27.496728][ C0] cpu_startup_entry+0x53/0x70 [ 27.496730][ C0] rest_init+0x279/0x280 [ 27.496733][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.496737][ C0] ? rest_init+0x280/0x280 [ 27.496740][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.496745][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.496748][ C0] ? acpi_enable+0x1e4/0x330 [ 27.496752][ C0] start_kernel+0x3af/0x3b0 [ 27.496755][ C0] x86_64_start_reservations+0x24/0x30 [ 27.496758][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.496761][ C0] common_startup_64+0x13e/0x148 [ 27.496767][ C0] [ 27.529619][ C0] ======================================================== [ 27.529954][ C0] WARNING: possible irq lock inversion dependency detected [ 27.530290][ C0] 7.2.0-virtme #1 Tainted: G W [ 27.530591][ C0] -------------------------------------------------------- [ 27.530983][ C0] swapper/0/0 just changed the state of lock: [ 27.531321][ C0] ff1100000d652e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.531802][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.532138][ C0] (fs_reclaim){+.+.}-{0:0} [ 27.532143][ C0] [ 27.532143][ C0] [ 27.532143][ C0] and interrupts could create inverse lock ordering between them. [ 27.532143][ C0] [ 27.532965][ C0] [ 27.532965][ C0] other info that might help us debug this: [ 27.533299][ C0] Chain exists of: [ 27.533299][ C0] &br->lock --> console_owner --> fs_reclaim [ 27.533299][ C0] [ 27.533799][ C0] Possible interrupt unsafe locking scenario: [ 27.533799][ C0] [ 27.534144][ C0] CPU0 CPU1 [ 27.534370][ C0] ---- ---- [ 27.534594][ C0] lock(fs_reclaim); [ 27.534769][ C0] local_irq_disable(); [ 27.535068][ C0] lock(&br->lock); [ 27.535358][ C0] lock(console_owner); [ 27.535644][ C0] [ 27.535819][ C0] lock(&br->lock); [ 27.535996][ C0] [ 27.535996][ C0] *** DEADLOCK *** [ 27.535996][ C0] [ 27.536338][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 27.536621][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.537093][ C0] [ 27.537093][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 27.537485][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 27.537722][ C0] HARDIRQ-ON-W at: [ 27.537900][ C0] __lock_acquire+0x388/0xc20 [ 27.538200][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.538486][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.538770][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.539104][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.539439][ C0] workqueue_init+0x2a/0x680 [ 27.539724][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.540080][ C0] kernel_init+0x21/0x150 [ 27.540380][ C0] ret_from_fork+0x474/0x6b0 [ 27.540667][ C0] ret_from_fork_asm+0x11/0x20 [ 27.540951][ C0] SOFTIRQ-ON-W at: [ 27.541142][ C0] __lock_acquire+0x388/0xc20 [ 27.541421][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.541699][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.542035][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.542412][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.542754][ C0] workqueue_init+0x2a/0x680 [ 27.543039][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.543381][ C0] kernel_init+0x21/0x150 [ 27.543663][ C0] ret_from_fork+0x474/0x6b0 [ 27.543959][ C0] ret_from_fork_asm+0x11/0x20 [ 27.544265][ C0] INITIAL USE at: [ 27.544468][ C0] __lock_acquire+0x388/0xc20 [ 27.544772][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.545083][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.545407][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.545837][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.546234][ C0] workqueue_init+0x2a/0x680 [ 27.546538][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.546850][ C0] kernel_init+0x21/0x150 [ 27.547194][ C0] ret_from_fork+0x474/0x6b0 [ 27.547526][ C0] ret_from_fork_asm+0x11/0x20 [ 27.547877][ C0] } [ 27.548018][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.548414][ C0] ... acquired at: [ 27.548607][ C0] __lock_acquire+0x518/0xc20 [ 27.548878][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.549140][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.549408][ C0] __kmalloc_noprof+0xd3/0x760 [ 27.549673][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.549945][ C0] put_chars+0x1e1/0x2f0 [ 27.550218][ C0] hvc_console_print+0x292/0x780 [ 27.550484][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.550762][ C0] console_flush_one_record+0x46f/0x710 [ 27.551037][ C0] console_unlock+0xee/0x1f0 [ 27.551288][ C0] vprintk_emit+0x37c/0x3e0 [ 27.551554][ C0] _printk+0xc7/0x100 [ 27.551763][ C0] dm_interface_init+0x50/0x60 [ 27.552042][ C0] dm_init+0x51/0xd0 [ 27.552217][ C0] do_one_initcall+0x124/0x4f0 [ 27.552467][ C0] kernel_init_freeable+0x596/0x630 [ 27.552745][ C0] kernel_init+0x21/0x150 [ 27.552977][ C0] ret_from_fork+0x474/0x6b0 [ 27.553206][ C0] ret_from_fork_asm+0x11/0x20 [ 27.553429][ C0] [ 27.553544][ C0] -> (console_owner){....}-{0:0} { [ 27.553807][ C0] INITIAL USE at: [ 27.554016][ C0] } [ 27.554146][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.554495][ C0] ... acquired at: [ 27.554661][ C0] __lock_acquire+0x518/0xc20 [ 27.554891][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.555139][ C0] console_lock_spinning_enable+0x5c/0x60 [ 27.555417][ C0] console_emit_next_record+0x1d1/0x4c0 [ 27.555641][ C0] console_flush_one_record+0x46f/0x710 [ 27.555861][ C0] console_unlock+0xee/0x1f0 [ 27.556089][ C0] vprintk_emit+0x37c/0x3e0 [ 27.556305][ C0] _printk+0xc7/0x100 [ 27.556487][ C0] br_set_state+0x22f/0x430 [bridge] [ 27.556766][ C0] br_init_port+0xc4/0x200 [bridge] [ 27.557031][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 27.557356][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 27.557679][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 27.557910][ C0] notifier_call_chain+0xae/0x300 [ 27.558135][ C0] netif_state_change+0x139/0x340 [ 27.558355][ C0] __linkwatch_run_queue+0x34c/0x750 [ 27.558581][ C0] linkwatch_event+0x7f/0xb0 [ 27.558802][ C0] process_one_work+0xe3e/0x1560 [ 27.559033][ C0] worker_thread+0x4f1/0xd60 [ 27.559250][ C0] kthread+0x367/0x460 [ 27.559415][ C0] ret_from_fork+0x474/0x6b0 [ 27.559629][ C0] ret_from_fork_asm+0x11/0x20 [ 27.559849][ C0] [ 27.559961][ C0] -> (&br->lock){+.-.}-{3:3} { [ 27.560195][ C0] HARDIRQ-ON-W at: [ 27.560367][ C0] __lock_acquire+0x388/0xc20 [ 27.560653][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.560933][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.561221][ C0] recalculate_group_addr+0x51/0x120 [bridge] [ 27.561562][ C0] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.561925][ C0] br_changelink+0x575/0x16e0 [bridge] [ 27.562221][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 27.562504][ C0] rtnl_newlink_create+0x2d0/0x750 [ 27.562779][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.563091][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.563402][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.563712][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.563996][ C0] netlink_unicast+0x486/0x750 [ 27.564288][ C0] netlink_sendmsg+0x735/0xc60 [ 27.564567][ C0] ____sys_sendmsg+0x415/0x880 [ 27.564852][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.565165][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.565455][ C0] do_syscall_64+0xff/0x530 [ 27.565740][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.566084][ C0] IN-SOFTIRQ-W at: [ 27.566254][ C0] __lock_acquire+0x388/0xc20 [ 27.566536][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.566818][ C0] _raw_spin_lock+0x33/0x40 [ 27.567106][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.567454][ C0] call_timer_fn+0x160/0x4d0 [ 27.567827][ C0] __run_timers+0x68f/0xaa0 [ 27.568135][ C0] run_timer_softirq+0xf0/0x160 [ 27.568511][ C0] handle_softirqs+0x1d3/0x900 [ 27.568874][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.569158][ C0] irq_exit_rcu+0xe/0x30 [ 27.569522][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.569936][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.570279][ C0] pv_native_safe_halt+0xf/0x10 [ 27.570643][ C0] default_idle+0x9/0x10 [ 27.571011][ C0] default_idle_call+0x6e/0xb0 [ 27.571291][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.571713][ C0] do_idle+0xd8/0x190 [ 27.571936][ C0] cpu_startup_entry+0x53/0x70 [ 27.572301][ C0] rest_init+0x279/0x280 [ 27.572701][ C0] start_kernel+0x3af/0x3b0 [ 27.572987][ C0] x86_64_start_reservations+0x24/0x30 [ 27.573367][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.573736][ C0] common_startup_64+0x13e/0x148 [ 27.574025][ C0] INITIAL USE at: [ 27.574288][ C0] __lock_acquire+0x388/0xc20 [ 27.574576][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.574936][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.575283][ C0] recalculate_group_addr+0x51/0x120 [bridge] [ 27.575718][ C0] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.576151][ C0] br_changelink+0x575/0x16e0 [bridge] [ 27.576524][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 27.576812][ C0] rtnl_newlink_create+0x2d0/0x750 [ 27.577185][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.577462][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.577825][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.578194][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.578470][ C0] netlink_unicast+0x486/0x750 [ 27.578823][ C0] netlink_sendmsg+0x735/0xc60 [ 27.579194][ C0] ____sys_sendmsg+0x415/0x880 [ 27.579474][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.579840][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.580124][ C0] do_syscall_64+0xff/0x530 [ 27.580493][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.580921][ C0] } [ 27.581045][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.581459][ C0] ... acquired at: [ 27.581663][ C0] mark_lock+0x1d7/0xa00 [ 27.582034][ C0] mark_usage+0x42/0x170 [ 27.582264][ C0] __lock_acquire+0x388/0xc20 [ 27.582568][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.582787][ C0] _raw_spin_lock+0x33/0x40 [ 27.583102][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.583386][ C0] call_timer_fn+0x160/0x4d0 [ 27.583689][ C0] __run_timers+0x68f/0xaa0 [ 27.583910][ C0] run_timer_softirq+0xf0/0x160 [ 27.584232][ C0] handle_softirqs+0x1d3/0x900 [ 27.584467][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.584777][ C0] irq_exit_rcu+0xe/0x30 [ 27.584994][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.585359][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.585718][ C0] pv_native_safe_halt+0xf/0x10 [ 27.585934][ C0] default_idle+0x9/0x10 [ 27.586244][ C0] default_idle_call+0x6e/0xb0 [ 27.586467][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.586821][ C0] do_idle+0xd8/0x190 [ 27.586987][ C0] cpu_startup_entry+0x53/0x70 [ 27.587301][ C0] rest_init+0x279/0x280 [ 27.587533][ C0] start_kernel+0x3af/0x3b0 [ 27.587838][ C0] x86_64_start_reservations+0x24/0x30 [ 27.588062][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.588365][ C0] common_startup_64+0x13e/0x148 [ 27.588587][ C0] [ 27.588697][ C0] [ 27.588697][ C0] stack backtrace: [ 27.589069][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.589073][ C0] Tainted: [W]=WARN [ 27.589075][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.589076][ C0] Call Trace: [ 27.589078][ C0] [ 27.589080][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.589085][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.589090][ C0] mark_lock_irq+0x989/0x9c0 [ 27.589094][ C0] mark_lock+0x1d7/0xa00 [ 27.589097][ C0] mark_usage+0x42/0x170 [ 27.589100][ C0] __lock_acquire+0x388/0xc20 [ 27.589103][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.589106][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.589121][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.589125][ C0] ? lock_acquire+0x13c/0x160 [ 27.589128][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.589139][ C0] _raw_spin_lock+0x33/0x40 [ 27.589141][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.589152][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.589164][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.589175][ C0] call_timer_fn+0x160/0x4d0 [ 27.589178][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.589181][ C0] ? debug_object_active_state+0x430/0x430 [ 27.589185][ C0] ? find_held_lock+0x2b/0x80 [ 27.589188][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.589190][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.589194][ C0] __run_timers+0x68f/0xaa0 [ 27.589196][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.589208][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.589211][ C0] ? __lock_acquire+0x518/0xc20 [ 27.589215][ C0] ? __rwlock_init+0x150/0x150 [ 27.589219][ C0] run_timer_softirq+0xf0/0x160 [ 27.589222][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.589225][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.589228][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.589230][ C0] handle_softirqs+0x1d3/0x900 [ 27.589234][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.589236][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.589239][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.589242][ C0] irq_exit_rcu+0xe/0x30 [ 27.589244][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.589247][ C0] [ 27.589248][ C0] [ 27.589248][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.589251][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.589254][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.589257][ C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.589260][ C0] RSP: 0018:ffffffff8a407cf8 EFLAGS: 00000296 [ 27.589263][ C0] RAX: 0000000000092637 RBX: ffffffff8a41c600 RCX: ffffffff874f0307 [ 27.589265][ C0] RDX: ffffffff8a41c600 RSI: ffffffff8a238b1c RDI: ffffffff89c8d8e0 [ 27.589266][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.589268][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1480fa2 [ 27.589269][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.589272][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.589276][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.589278][ C0] default_idle+0x9/0x10 [ 27.589280][ C0] default_idle_call+0x6e/0xb0 [ 27.589283][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.589285][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.589288][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.589291][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.589293][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.589296][ C0] do_idle+0xd8/0x190 [ 27.589298][ C0] cpu_startup_entry+0x53/0x70 [ 27.589301][ C0] rest_init+0x279/0x280 [ 27.589303][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.589308][ C0] ? rest_init+0x280/0x280 [ 27.589310][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.589315][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.589319][ C0] ? acpi_enable+0x1e4/0x330 [ 27.589322][ C0] start_kernel+0x3af/0x3b0 [ 27.589325][ C0] x86_64_start_reservations+0x24/0x30 [ 27.589328][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.589330][ C0] common_startup_64+0x13e/0x148 [ 27.589335][ C0] [ 39.100066][ T351] br0: port 2(veth2) entered disabled state [ 39.100084][ T351] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.100087][ T351] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 351, name: ip [ 39.100088][ T351] preempt_count: 202, expected: 0 [ 39.100090][ T351] RCU nest depth: 0, expected: 0 [ 39.100090][ T351] INFO: lockdep is turned off. [ 39.100092][ T351] irq event stamp: 0 [ 39.100093][ T351] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 39.100097][ T351] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 39.100104][ T351] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 39.100105][ T351] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 39.100107][ T351] Preemption disabled at: [ 39.100108][ T351] [<0000000000000000>] 0x0 [ 39.100113][ T351] CPU: 3 UID: 0 PID: 351 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.100116][ T351] Tainted: [W]=WARN [ 39.100117][ T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.100119][ T351] Call Trace: [ 39.100120][ T351] [ 39.100122][ T351] dump_stack_lvl+0x6f/0xa0 [ 39.100127][ T351] __might_resched.cold+0x1fe/0x2c1 [ 39.100131][ T351] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.100135][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100139][ T351] __kmalloc_noprof+0x443/0x760 [ 39.100142][ T351] ? __rwlock_init+0x150/0x150 [ 39.100144][ T351] ? alloc_buf.isra.0+0x4b/0x260 [ 39.100148][ T351] ? do_raw_spin_unlock+0x59/0x250 [ 39.100150][ T351] alloc_buf.isra.0+0x4b/0x260 [ 39.100152][ T351] put_chars+0x1e1/0x2f0 [ 39.100154][ T351] ? __send_to_port+0x420/0x420 [ 39.100155][ T351] ? printk_get_next_message+0x240/0x650 [ 39.100159][ T351] hvc_console_print+0x292/0x780 [ 39.100162][ T351] ? hvc_write+0x3a0/0x3a0 [ 39.100164][ T351] ? __rwlock_init+0x150/0x150 [ 39.100166][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100168][ T351] ? lock_acquire+0x13c/0x160 [ 39.100170][ T351] console_emit_next_record+0x22f/0x4c0 [ 39.100175][ T351] ? devkmsg_read+0x4b0/0x4b0 [ 39.100177][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100179][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100180][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100182][ T351] ? lock_acquire+0x13c/0x160 [ 39.100184][ T351] ? console_flush_one_record+0x111/0x710 [ 39.100186][ T351] console_flush_one_record+0x46f/0x710 [ 39.100188][ T351] ? console_emit_next_record+0x4c0/0x4c0 [ 39.100191][ T351] console_unlock+0xee/0x1f0 [ 39.100193][ T351] ? lock_acquire+0x13c/0x160 [ 39.100194][ T351] ? console_flush_one_record+0x710/0x710 [ 39.100196][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100197][ T351] ? lock_release+0x184/0x1f0 [ 39.100199][ T351] ? lock_acquire+0x60/0x160 [ 39.100200][ T351] ? __rcu_read_lock+0x30/0x70 [ 39.100202][ T351] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.100205][ T351] ? vprintk_emit+0x320/0x3e0 [ 39.100207][ T351] vprintk_emit+0x37c/0x3e0 [ 39.100209][ T351] ? wake_up_klogd_work_func+0x90/0x90 [ 39.100211][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100213][ T351] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.100215][ T351] ? trace_hardirqs_on+0x36/0x40 [ 39.100217][ T351] _printk+0xc7/0x100 [ 39.100220][ T351] ? snapshot_read.cold+0x21/0x21 [ 39.100222][ T351] ? ipv6_mc_down+0x17e/0x2d0 [ 39.100227][ T351] br_set_state+0x22f/0x430 [bridge] [ 39.100240][ T351] br_stp_disable_port+0x11f/0x390 [bridge] [ 39.100249][ T351] br_device_event+0x7b5/0x8f0 [bridge] [ 39.100257][ T351] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 39.100261][ T351] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 39.100263][ T351] ? addrconf_notify+0x2c8/0xf30 [ 39.100266][ T351] notifier_call_chain+0xae/0x300 [ 39.100269][ T351] __dev_notify_flags+0x23c/0x3c0 [ 39.100273][ T351] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.100275][ T351] ? netif_change_name+0x8c0/0x8c0 [ 39.100277][ T351] ? netif_set_allmulti+0x250/0x250 [ 39.100279][ T351] ? __kernel_text_address+0x12/0x30 [ 39.100281][ T351] ? write_profile+0xf0/0xf0 [ 39.100283][ T351] ? unwind_get_return_address+0x67/0xd0 [ 39.100286][ T351] netif_change_flags+0xfe/0x190 [ 39.100288][ T351] do_setlink.isra.0+0x1cc3/0x2750 [ 39.100291][ T351] ? stack_trace_save+0x93/0xc0 [ 39.100293][ T351] ? rtnl_link_get_size+0x350/0x350 [ 39.100294][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100296][ T351] ? stack_depot_save_flags+0x1bc/0x790 [ 39.100299][ T351] ? kasan_save_stack+0x3d/0x50 [ 39.100302][ T351] ? kasan_save_stack+0x2f/0x50 [ 39.100303][ T351] ? kasan_save_track+0x14/0x30 [ 39.100305][ T351] ? __kasan_kmalloc+0x7b/0x90 [ 39.100307][ T351] ? __kmalloc_cache_noprof+0x29a/0x620 [ 39.100308][ T351] ? rtnl_newlink+0x124/0x11c0 [ 39.100309][ T351] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.100310][ T351] ? netlink_rcv_skb+0x14e/0x3a0 [ 39.100313][ T351] ? netlink_unicast+0x486/0x750 [ 39.100314][ T351] ? netlink_sendmsg+0x735/0xc60 [ 39.100316][ T351] ? ____sys_sendmsg+0x415/0x880 [ 39.100318][ T351] ? ___sys_sendmsg+0x14e/0x1d0 [ 39.100319][ T351] ? __sys_sendmsg+0x12c/0x1d0 [ 39.100321][ T351] ? do_syscall_64+0xff/0x530 [ 39.100323][ T351] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.100326][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100327][ T351] ? lock_acquire+0x13c/0x160 [ 39.100329][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100330][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100332][ T351] ? trace_contention_end+0xb3/0x180 [ 39.100335][ T351] ? __mutex_lock+0x1db/0x1ea0 [ 39.100337][ T351] ? __mutex_lock+0x9a3/0x1ea0 [ 39.100338][ T351] ? rtnl_newlink+0x9a8/0x11c0 [ 39.100340][ T351] ? ww_mutex_lock+0x160/0x160 [ 39.100342][ T351] ? __rtnl_newlink+0x3fa/0xa50 [ 39.100344][ T351] rtnl_newlink+0x9f1/0x11c0 [ 39.100346][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100348][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 39.100349][ T351] ? lock_acquire+0x13c/0x160 [ 39.100351][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100353][ T351] ? is_bpf_text_address+0x3e/0x110 [ 39.100356][ T351] ? is_bpf_text_address+0x72/0x110 [ 39.100358][ T351] ? kernel_text_address+0x149/0x170 [ 39.100359][ T351] ? __kernel_text_address+0x12/0x30 [ 39.100360][ T351] ? write_profile+0xf0/0xf0 [ 39.100361][ T351] ? unwind_get_return_address+0x67/0xd0 [ 39.100363][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100364][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100366][ T351] ? cap_capable+0x1d7/0x3d0 [ 39.100369][ T351] ? lock_acquire+0x13c/0x160 [ 39.100371][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100373][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 39.100374][ T351] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.100376][ T351] ? rtnl_link_fill+0x920/0x920 [ 39.100377][ T351] ? filter_irq_stacks+0xd0/0xd0 [ 39.100379][ T351] ? stack_depot_save_flags+0x1bc/0x790 [ 39.100381][ T351] netlink_rcv_skb+0x14e/0x3a0 [ 39.100383][ T351] ? rtnl_link_fill+0x920/0x920 [ 39.100384][ T351] ? lock_release+0x184/0x1f0 [ 39.100385][ T351] ? netlink_ack+0xcf0/0xcf0 [ 39.100387][ T351] ? __netlink_lookup+0xb9/0x6b0 [ 39.100389][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100391][ T351] ? lock_release+0x184/0x1f0 [ 39.100393][ T351] netlink_unicast+0x486/0x750 [ 39.100395][ T351] ? netlink_attachskb+0x810/0x810 [ 39.100397][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100398][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100400][ T351] ? lock_acquire+0x13c/0x160 [ 39.100402][ T351] netlink_sendmsg+0x735/0xc60 [ 39.100404][ T351] ? netlink_unicast+0x750/0x750 [ 39.100406][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100407][ T351] ? lock_release+0x184/0x1f0 [ 39.100409][ T351] ____sys_sendmsg+0x415/0x880 [ 39.100411][ T351] ? copy_msghdr_from_user+0x279/0x420 [ 39.100413][ T351] ? get_timestamp.constprop.0+0x390/0x390 [ 39.100414][ T351] ? move_addr_to_kernel+0x40/0x40 [ 39.100416][ T351] ? filter_irq_stacks+0xd0/0xd0 [ 39.100418][ T351] ___sys_sendmsg+0x14e/0x1d0 [ 39.100420][ T351] ? copy_msghdr_from_user+0x420/0x420 [ 39.100425][ T351] __sys_sendmsg+0x12c/0x1d0 [ 39.100427][ T351] ? __sys_sendmsg_sock+0x20/0x20 [ 39.100430][ T351] ? rcu_is_watching+0x16/0xd0 [ 39.100432][ T351] do_syscall_64+0xff/0x530 [ 39.100433][ T351] ? exc_page_fault+0xee/0x100 [ 39.100435][ T351] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.100436][ T351] RIP: 0033:0x7f440d8f854e [ 39.100438][ T351] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 39.100440][ T351] RSP: 002b:00007ffd6eb2adf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.100444][ T351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f440d8f854e [ 39.100446][ T351] RDX: 0000000000000000 RSI: 00007ffd6eb2aea0 RDI: 0000000000000005 [ 39.100447][ T351] RBP: 00007ffd6eb2ae00 R08: 0000000000000000 R09: 0000000000000000 [ 39.100448][ T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e561 [ 39.100448][ T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6eb2b560 [ 39.100451][ T351] [ 39.134071][ T351] ip (351) used greatest stack depth: 23016 bytes left [ 39.155242][ T352] br0: port 1(veth1) entered disabled state [ 39.180682][ T353] veth2: left allmulticast mode [ 39.180863][ T353] veth2: left promiscuous mode [ 39.181086][ T353] br0: port 2(veth2) entered disabled state [ 39.181817][ T353] veth1: left allmulticast mode [ 39.181967][ T353] veth1: left promiscuous mode [ 39.182168][ T353] br0: port 1(veth1) entered disabled state