[ 10.873269][ T224] 8021q: 802.1Q VLAN Support v1.8 [ 10.873289][ T224] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.873291][ T224] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 224, name: modprobe [ 10.873293][ T224] preempt_count: 1, expected: 0 [ 10.873294][ T224] RCU nest depth: 0, expected: 0 [ 10.873295][ T224] locks held by modprobe/224: 4, last CPU#0: [ 10.873297][ T224] #0: ffffffffb0b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.873310][ T224] #1: ffffffffb0b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.873313][ T224] #2: ffffffffb0a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.873317][ T224] #3: ffffffffb0a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.873321][ T224] irq event stamp: 39092 [ 10.873322][ T224] hardirqs last enabled at (39091): [] __down_trylock_console_sem+0x86/0xa0 [ 10.873324][ T224] hardirqs last disabled at (39092): [] console_emit_next_record+0x3d4/0x4c0 [ 10.873326][ T224] softirqs last enabled at (36134): [] handle_softirqs+0x67c/0x900 [ 10.873329][ T224] softirqs last disabled at (36127): [] __irq_exit_rcu+0x145/0x1c0 [ 10.873332][ T224] Preemption disabled at: [ 10.873332][ T224] [] vprintk_emit+0x31b/0x3e0 [ 10.873338][ T224] CPU: 0 UID: 0 PID: 224 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.873341][ T224] Tainted: [W]=WARN [ 10.873342][ T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.873344][ T224] Call Trace: [ 10.873346][ T224] [ 10.873347][ T224] dump_stack_lvl+0x6f/0xa0 [ 10.873353][ T224] ? vprintk_emit+0x31b/0x3e0 [ 10.873355][ T224] __might_resched.cold+0x1fe/0x2c1 [ 10.873360][ T224] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.873364][ T224] ? __kmalloc_noprof+0xdb/0x760 [ 10.873369][ T224] __kmalloc_noprof+0x443/0x760 [ 10.873371][ T224] ? alloc_buf.isra.0+0x4b/0x260 [ 10.873377][ T224] ? do_raw_spin_unlock+0x59/0x250 [ 10.873380][ T224] alloc_buf.isra.0+0x4b/0x260 [ 10.873383][ T224] put_chars+0x1e1/0x2f0 [ 10.873386][ T224] ? __send_to_port+0x420/0x420 [ 10.873387][ T224] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.873392][ T224] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.873394][ T224] ? validate_chain+0x38b/0xc20 [ 10.873399][ T224] hvc_console_print+0x292/0x780 [ 10.873402][ T224] ? __lock_acquire+0x518/0xc20 [ 10.873411][ T224] ? hvc_write+0x3a0/0x3a0 [ 10.873414][ T224] ? rcu_is_watching+0x16/0xd0 [ 10.873418][ T224] console_emit_next_record+0x22f/0x4c0 [ 10.873422][ T224] ? devkmsg_read+0x4b0/0x4b0 [ 10.873424][ T224] ? console_flush_one_record+0x106/0x710 [ 10.873427][ T224] ? rcu_is_watching+0x16/0xd0 [ 10.873429][ T224] ? lock_acquire+0x13c/0x160 [ 10.873433][ T224] console_flush_one_record+0x46f/0x710 [ 10.873437][ T224] ? console_emit_next_record+0x4c0/0x4c0 [ 10.873439][ T224] ? __lock_acquire+0x518/0xc20 [ 10.873443][ T224] console_unlock+0xee/0x1f0 [ 10.873446][ T224] ? console_flush_one_record+0x710/0x710 [ 10.873448][ T224] ? rcu_is_watching+0x16/0xd0 [ 10.873450][ T224] ? lock_acquire+0x60/0x160 [ 10.873454][ T224] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.873455][ T224] ? vprintk_emit+0x320/0x3e0 [ 10.873459][ T224] vprintk_emit+0x37c/0x3e0 [ 10.873463][ T224] ? wake_up_klogd_work_func+0x90/0x90 [ 10.873472][ T224] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 10.873477][ T224] _printk+0xc7/0x100 [ 10.873480][ T224] ? snapshot_read.cold+0x21/0x21 [ 10.873486][ T224] ? do_one_initcall+0x113/0x4f0 [ 10.873489][ T224] vlan_proto_init+0x24/0x90 [8021q] [ 10.873492][ T224] do_one_initcall+0x124/0x4f0 [ 10.873495][ T224] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 10.873499][ T224] ? do_init_module+0xae/0x8a0 [ 10.873503][ T224] ? kasan_unpoison+0x44/0x70 [ 10.873507][ T224] do_init_module+0x2ad/0x8a0 [ 10.873511][ T224] ? lockdep_hardirqs_on+0x91/0x130 [ 10.873515][ T224] ? free_module+0x470/0x470 [ 10.873518][ T224] ? kfree+0x123/0x590 [ 10.873522][ T224] load_module+0x1424/0x1bb0 [ 10.873529][ T224] ? layout_and_allocate.isra.0+0x680/0x680 [ 10.873533][ T224] ? __ia32_sys_fsconfig+0x180/0x180 [ 10.873536][ T224] ? find_held_lock+0x2b/0x80 [ 10.873539][ T224] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.873542][ T224] init_module_from_file+0x11f/0x1a0 [ 10.873545][ T224] ? __do_sys_init_module+0x220/0x220 [ 10.873553][ T224] ? __rwlock_init+0x150/0x150 [ 10.873556][ T224] ? do_raw_spin_unlock+0x59/0x250 [ 10.873559][ T224] idempotent_init_module+0x37b/0x7c0 [ 10.873563][ T224] ? init_module_from_file+0x1a0/0x1a0 [ 10.873569][ T224] ? rcu_is_watching+0x16/0xd0 [ 10.873571][ T224] ? cap_capable+0x1d7/0x3d0 [ 10.873577][ T224] __x64_sys_finit_module+0xdf/0x190 [ 10.873579][ T224] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 10.873582][ T224] do_syscall_64+0xff/0x530 [ 10.873584][ T224] ? exc_page_fault+0xee/0x100 [ 10.873587][ T224] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.873589][ T224] RIP: 0033:0x7f0285fd837d [ 10.873592][ T224] 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 [ 10.873594][ T224] RSP: 002b:00007ffd26521ed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.873597][ T224] RAX: ffffffffffffffda RBX: 0000555c09a4b810 RCX: 00007f0285fd837d [ 10.873598][ T224] RDX: 0000000000000000 RSI: 0000555beafd7ffd RDI: 0000000000000000 [ 10.873599][ T224] RBP: 00007ffd26521f70 R08: 0000000000000000 R09: 0000000000000000 [ 10.873600][ T224] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555beafd7ffd [ 10.873600][ T224] R13: 0000555c09a4b960 R14: 0000000000040000 R15: 0000000000000000 [ 10.873607][ T224] [ 12.073346][ T261] br1: port 1(veth1) entered blocking state [ 12.073442][ T261] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.073444][ T261] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 261, name: ip [ 12.073446][ T261] preempt_count: 1, expected: 0 [ 12.073447][ T261] RCU nest depth: 0, expected: 0 [ 12.073448][ T261] locks held by ip/261: 5, last CPU#0: [ 12.073450][ T261] #0: ffffffffb12d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.073462][ T261] #1: ffffffffb0b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.073472][ T261] #2: ffffffffb0b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.073476][ T261] #3: ffffffffb0a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.073480][ T261] #4: ffffffffb0a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.073484][ T261] irq event stamp: 26022 [ 12.073485][ T261] hardirqs last enabled at (26021): [] __down_trylock_console_sem+0x86/0xa0 [ 12.073487][ T261] hardirqs last disabled at (26022): [] console_emit_next_record+0x3d4/0x4c0 [ 12.073489][ T261] softirqs last enabled at (25934): [] __alloc_skb+0x4c2/0x5f0 [ 12.073492][ T261] softirqs last disabled at (25932): [] __alloc_skb+0x4c2/0x5f0 [ 12.073495][ T261] Preemption disabled at: [ 12.073495][ T261] [] vprintk_emit+0x31b/0x3e0 [ 12.073501][ T261] CPU: 0 UID: 0 PID: 261 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.073504][ T261] Tainted: [W]=WARN [ 12.073505][ T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.073507][ T261] Call Trace: [ 12.073508][ T261] [ 12.073510][ T261] dump_stack_lvl+0x6f/0xa0 [ 12.073515][ T261] ? vprintk_emit+0x31b/0x3e0 [ 12.073518][ T261] __might_resched.cold+0x1fe/0x2c1 [ 12.073522][ T261] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.073526][ T261] ? __kmalloc_noprof+0xdb/0x760 [ 12.073531][ T261] __kmalloc_noprof+0x443/0x760 [ 12.073533][ T261] ? alloc_buf.isra.0+0x4b/0x260 [ 12.073539][ T261] ? do_raw_spin_unlock+0x59/0x250 [ 12.073541][ T261] alloc_buf.isra.0+0x4b/0x260 [ 12.073544][ T261] put_chars+0x1e1/0x2f0 [ 12.073547][ T261] ? __send_to_port+0x420/0x420 [ 12.073551][ T261] ? validate_chain+0x34a/0xc20 [ 12.073555][ T261] hvc_console_print+0x292/0x780 [ 12.073557][ T261] ? mark_usage+0x61/0x170 [ 12.073559][ T261] ? __lock_acquire+0x518/0xc20 [ 12.073561][ T261] ? __lock_acquire+0x518/0xc20 [ 12.073565][ T261] ? hvc_write+0x3a0/0x3a0 [ 12.073566][ T261] ? console_emit_next_record+0x1df/0x4c0 [ 12.073570][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.073574][ T261] ? lock_acquire+0x13c/0x160 [ 12.073577][ T261] console_emit_next_record+0x22f/0x4c0 [ 12.073581][ T261] ? devkmsg_read+0x4b0/0x4b0 [ 12.073583][ T261] ? console_flush_one_record+0x106/0x710 [ 12.073586][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.073588][ T261] ? lock_acquire+0x13c/0x160 [ 12.073592][ T261] console_flush_one_record+0x46f/0x710 [ 12.073596][ T261] ? console_emit_next_record+0x4c0/0x4c0 [ 12.073597][ T261] ? __lock_acquire+0x518/0xc20 [ 12.073602][ T261] console_unlock+0xee/0x1f0 [ 12.073605][ T261] ? console_flush_one_record+0x710/0x710 [ 12.073607][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.073609][ T261] ? lock_acquire+0x60/0x160 [ 12.073613][ T261] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.073614][ T261] ? vprintk_emit+0x320/0x3e0 [ 12.073618][ T261] vprintk_emit+0x37c/0x3e0 [ 12.073621][ T261] ? wake_up_klogd_work_func+0x90/0x90 [ 12.073624][ T261] ? __lock_release.isra.0+0x69/0x1a0 [ 12.073625][ T261] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.073629][ T261] ? mark_held_locks+0x40/0x70 [ 12.073633][ T261] _printk+0xc7/0x100 [ 12.073636][ T261] ? snapshot_read.cold+0x21/0x21 [ 12.073640][ T261] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.073652][ T261] ? do_setlink.isra.0+0xa31/0x2750 [ 12.073654][ T261] ? rtnl_newlink+0x9f1/0x11c0 [ 12.073655][ T261] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.073659][ T261] br_set_state+0x22f/0x430 [bridge] [ 12.073669][ T261] br_init_port+0xc4/0x200 [bridge] [ 12.073677][ T261] new_nbp+0x39c/0x580 [bridge] [ 12.073686][ T261] br_add_if+0x212/0x1320 [bridge] [ 12.073693][ T261] ? is_bpf_text_address+0x72/0x110 [ 12.073698][ T261] ? kernel_text_address+0x149/0x170 [ 12.073700][ T261] ? __kernel_text_address+0x12/0x30 [ 12.073704][ T261] do_set_master+0x357/0x580 [ 12.073709][ T261] do_setlink.isra.0+0xa31/0x2750 [ 12.073712][ T261] ? stack_trace_save+0x93/0xc0 [ 12.073715][ T261] ? rtnl_link_get_size+0x350/0x350 [ 12.073716][ T261] ? rcu_read_lock_any_held+0x66/0x90 [ 12.073719][ T261] ? stack_depot_save_flags+0x38e/0x790 [ 12.073722][ T261] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.073725][ T261] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.073726][ T261] ? validate_chain+0x38b/0xc20 [ 12.073729][ T261] ? kasan_save_stack+0x3d/0x50 [ 12.073732][ T261] ? kasan_save_stack+0x2f/0x50 [ 12.073734][ T261] ? kasan_save_track+0x14/0x30 [ 12.073736][ T261] ? __lock_acquire+0x518/0xc20 [ 12.073738][ T261] ? netlink_seq_next+0x4e/0x60 [ 12.073741][ T261] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.073745][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 12.073747][ T261] ? rtnl_newlink+0x9a8/0x11c0 [ 12.073749][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.073752][ T261] ? lock_acquire+0x13c/0x160 [ 12.073753][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.073755][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.073757][ T261] ? trace_contention_end+0xb3/0x180 [ 12.073761][ T261] ? __mutex_lock+0x1db/0x1ea0 [ 12.073763][ T261] ? __mutex_lock+0x9a3/0x1ea0 [ 12.073765][ T261] ? rtnl_newlink+0x9a8/0x11c0 [ 12.073768][ T261] ? ww_mutex_lock+0x160/0x160 [ 12.073770][ T261] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.073774][ T261] ? __rtnl_newlink+0x3fa/0xa50 [ 12.073779][ T261] rtnl_newlink+0x9f1/0x11c0 [ 12.073784][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 12.073786][ T261] ? __lock_acquire+0x518/0xc20 [ 12.073791][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 12.073792][ T261] ? find_held_lock+0x2b/0x80 [ 12.073794][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 12.073796][ T261] ? __lock_release.isra.0+0x69/0x1a0 [ 12.073800][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 12.073802][ T261] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.073805][ T261] ? rtnl_link_fill+0x920/0x920 [ 12.073806][ T261] ? __lock_acquire+0x518/0xc20 [ 12.073810][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 12.073812][ T261] ? find_held_lock+0x2b/0x80 [ 12.073815][ T261] netlink_rcv_skb+0x14e/0x3a0 [ 12.073817][ T261] ? rtnl_link_fill+0x920/0x920 [ 12.073820][ T261] ? netlink_ack+0xcf0/0xcf0 [ 12.073826][ T261] ? netlink_deliver_tap+0xc5/0x330 [ 12.073827][ T261] ? netlink_deliver_tap+0x13c/0x330 [ 12.073831][ T261] netlink_unicast+0x486/0x750 [ 12.073835][ T261] ? netlink_attachskb+0x810/0x810 [ 12.073837][ T261] ? __lock_acquire+0x518/0xc20 [ 12.073841][ T261] netlink_sendmsg+0x735/0xc60 [ 12.073845][ T261] ? netlink_unicast+0x750/0x750 [ 12.073849][ T261] ? __might_fault+0x97/0x140 [ 12.073854][ T261] ____sys_sendmsg+0x415/0x880 [ 12.073856][ T261] ? copy_msghdr_from_user+0x279/0x420 [ 12.073859][ T261] ? get_timestamp.constprop.0+0x390/0x390 [ 12.073860][ T261] ? move_addr_to_kernel+0x40/0x40 [ 12.073867][ T261] ___sys_sendmsg+0x14e/0x1d0 [ 12.073870][ T261] ? copy_msghdr_from_user+0x420/0x420 [ 12.073885][ T261] __sys_sendmsg+0x12c/0x1d0 [ 12.073888][ T261] ? __sys_sendmsg_sock+0x20/0x20 [ 12.073894][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.073897][ T261] do_syscall_64+0xff/0x530 [ 12.073899][ T261] ? exc_page_fault+0xee/0x100 [ 12.073903][ T261] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.073905][ T261] RIP: 0033:0x7fc126a4a54e [ 12.073908][ T261] 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 [ 12.073910][ T261] RSP: 002b:00007ffe59291520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.073913][ T261] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc126a4a54e [ 12.073914][ T261] RDX: 0000000000000000 RSI: 00007ffe592915d0 RDI: 0000000000000005 [ 12.073915][ T261] RBP: 00007ffe59291530 R08: 0000000000000000 R09: 0000000000000000 [ 12.073916][ T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910cdb [ 12.073917][ T261] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe59291c90 [ 12.073923][ T261] [ 12.111916][ T261] br1: port 1(veth1) entered disabled state [ 12.112254][ T261] veth1: entered allmulticast mode [ 12.113862][ T261] veth1: entered promiscuous mode [ 12.120098][ T261] ip (261) used greatest stack depth: 23336 bytes left [ 12.144542][ T38] br1: port 1(veth1) entered blocking state [ 12.145222][ T38] br1: port 1(veth1) entered forwarding state [ 27.633527][ C3] [ 27.633545][ C3] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.633547][ C3] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/3 [ 27.633549][ C3] preempt_count: 104, expected: 0 [ 27.633550][ C3] RCU nest depth: 0, expected: 0 [ 27.633551][ C3] INFO: lockdep is turned off. [ 27.633551][ C3] irq event stamp: 644570 [ 27.633552][ C3] hardirqs last enabled at (644570): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.633561][ C3] hardirqs last disabled at (644569): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.633563][ C3] softirqs last enabled at (644542): [] handle_softirqs+0x67c/0x900 [ 27.633566][ C3] softirqs last disabled at (644567): [] __irq_exit_rcu+0x145/0x1c0 [ 27.633568][ C3] Preemption disabled at: [ 27.633569][ C3] [<0000000000000000>] 0x0 [ 27.633576][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.633579][ C3] Tainted: [W]=WARN [ 27.633580][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.633582][ C3] Call Trace: [ 27.633584][ C3] [ 27.633585][ C3] dump_stack_lvl+0x6f/0xa0 [ 27.633591][ C3] __might_resched.cold+0x1fe/0x2c1 [ 27.633594][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.633598][ C3] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.633601][ C3] ? __asan_memcpy+0x3c/0x60 [ 27.633604][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633606][ C3] __kmalloc_noprof+0x443/0x760 [ 27.633609][ C3] ? __rwlock_init+0x150/0x150 [ 27.633612][ C3] ? alloc_buf.isra.0+0x4b/0x260 [ 27.633616][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 27.633617][ C3] alloc_buf.isra.0+0x4b/0x260 [ 27.633619][ C3] put_chars+0x1e1/0x2f0 [ 27.633621][ C3] ? __send_to_port+0x420/0x420 [ 27.633623][ C3] ? console_prepend_replay+0x20/0x20 [ 27.633626][ C3] hvc_console_print+0x292/0x780 [ 27.633629][ C3] ? hvc_write+0x3a0/0x3a0 [ 27.633631][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633632][ C3] ? lock_acquire+0x13c/0x160 [ 27.633634][ C3] console_emit_next_record+0x22f/0x4c0 [ 27.633637][ C3] ? devkmsg_read+0x4b0/0x4b0 [ 27.633639][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633640][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633642][ C3] ? lock_acquire+0x13c/0x160 [ 27.633644][ C3] ? console_flush_one_record+0x111/0x710 [ 27.633645][ C3] console_flush_one_record+0x46f/0x710 [ 27.633647][ C3] ? console_emit_next_record+0x4c0/0x4c0 [ 27.633650][ C3] console_unlock+0xee/0x1f0 [ 27.633652][ C3] ? lock_acquire+0x13c/0x160 [ 27.633653][ C3] ? console_flush_one_record+0x710/0x710 [ 27.633655][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633656][ C3] ? lock_release+0x184/0x1f0 [ 27.633658][ C3] ? lock_acquire+0x60/0x160 [ 27.633660][ C3] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.633661][ C3] ? vprintk_emit+0x320/0x3e0 [ 27.633663][ C3] vprintk_emit+0x37c/0x3e0 [ 27.633666][ C3] ? wake_up_klogd_work_func+0x90/0x90 [ 27.633667][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.633679][ C3] ? lock_release+0x184/0x1f0 [ 27.633681][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.633687][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.633693][ C3] ? is_module_text_address+0x154/0x250 [ 27.633696][ C3] _printk+0xc7/0x100 [ 27.633700][ C3] ? snapshot_read.cold+0x21/0x21 [ 27.633701][ C3] ? arch_stack_walk+0xd7/0x130 [ 27.633705][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.633707][ C3] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.633709][ C3] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.633711][ C3] mark_lock_irq+0x989/0x9c0 [ 27.633714][ C3] mark_lock+0x1d7/0xa00 [ 27.633716][ C3] mark_usage+0x42/0x170 [ 27.633718][ C3] __lock_acquire+0x388/0xc20 [ 27.633720][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.633721][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.633728][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633730][ C3] ? lock_acquire+0x13c/0x160 [ 27.633732][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.633738][ C3] _raw_spin_lock+0x33/0x40 [ 27.633739][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.633745][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.633752][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.633758][ C3] call_timer_fn+0x160/0x4d0 [ 27.633760][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 27.633762][ C3] ? debug_object_active_state+0x430/0x430 [ 27.633766][ C3] ? find_held_lock+0x2b/0x80 [ 27.633767][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 27.633769][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633771][ C3] __run_timers+0x68f/0xaa0 [ 27.633773][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.633781][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.633783][ C3] ? __lock_acquire+0x518/0xc20 [ 27.633785][ C3] ? __rwlock_init+0x150/0x150 [ 27.633787][ C3] run_timer_softirq+0xf0/0x160 [ 27.633789][ C3] ? __run_timers+0xaa0/0xaa0 [ 27.633791][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.633793][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633795][ C3] handle_softirqs+0x1d3/0x900 [ 27.633796][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 27.633798][ C3] ? _local_bh_enable+0xc0/0xc0 [ 27.633800][ C3] __irq_exit_rcu+0x145/0x1c0 [ 27.633801][ C3] irq_exit_rcu+0xe/0x30 [ 27.633803][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.633806][ C3] [ 27.633806][ C3] [ 27.633807][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 27.633808][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.633811][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.633814][ C3] 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 [ 27.633816][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 27.633819][ C3] RAX: 000000000009d5d5 RBX: ff11000001c88040 RCX: ffffffffad8f0307 [ 27.633821][ C3] RDX: ff11000001c88040 RSI: ffffffffb0638b01 RDI: ffffffffb008d8e0 [ 27.633822][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.633823][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 27.633823][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.633825][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.633828][ C3] default_idle+0x9/0x10 [ 27.633830][ C3] default_idle_call+0x6e/0xb0 [ 27.633832][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.633833][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 27.633835][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 27.633837][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633839][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.633841][ C3] do_idle+0xd8/0x190 [ 27.633842][ C3] cpu_startup_entry+0x53/0x70 [ 27.633843][ C3] start_secondary+0x204/0x2b0 [ 27.633845][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.633847][ C3] common_startup_64+0x13e/0x148 [ 27.633851][ C3] [ 27.652652][ C3] ======================================================== [ 27.652892][ C3] WARNING: possible irq lock inversion dependency detected [ 27.653133][ C3] 7.2.0-virtme #1 Tainted: G W [ 27.653296][ C3] -------------------------------------------------------- [ 27.653540][ C3] swapper/3/0 just changed the state of lock: [ 27.653743][ C3] ff1100000d5aae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.654060][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.654254][ C3] (fs_reclaim){+.+.}-{0:0} [ 27.654257][ C3] [ 27.654257][ C3] [ 27.654257][ C3] and interrupts could create inverse lock ordering between them. [ 27.654257][ C3] [ 27.654825][ C3] [ 27.654825][ C3] other info that might help us debug this: [ 27.655063][ C3] Chain exists of: [ 27.655063][ C3] &br->lock --> console_owner --> fs_reclaim [ 27.655063][ C3] [ 27.655408][ C3] Possible interrupt unsafe locking scenario: [ 27.655408][ C3] [ 27.655655][ C3] CPU0 CPU1 [ 27.655787][ C3] ---- ---- [ 27.655966][ C3] lock(fs_reclaim); [ 27.656066][ C3] local_irq_disable(); [ 27.656279][ C3] lock(&br->lock); [ 27.656443][ C3] lock(console_owner); [ 27.656613][ C3] [ 27.656714][ C3] lock(&br->lock); [ 27.656862][ C3] [ 27.656862][ C3] *** DEADLOCK *** [ 27.656862][ C3] [ 27.657056][ C3] locks held by swapper/3/0: 1, last CPU#3: [ 27.657223][ C3] #0: ffa0000000280c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.657505][ C3] [ 27.657505][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 27.657733][ C3] -> (fs_reclaim){+.+.}-{0:0} { [ 27.657870][ C3] HARDIRQ-ON-W at: [ 27.657975][ C3] __lock_acquire+0x388/0xc20 [ 27.658151][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.658313][ C3] fs_reclaim_acquire+0xd5/0x120 [ 27.658490][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 27.658691][ C3] kthread_create_worker_on_node+0xea/0x210 [ 27.658891][ C3] workqueue_init+0x2a/0x680 [ 27.659062][ C3] kernel_init_freeable+0x2fe/0x630 [ 27.659260][ C3] kernel_init+0x21/0x150 [ 27.659425][ C3] ret_from_fork+0x474/0x6b0 [ 27.659604][ C3] ret_from_fork_asm+0x11/0x20 [ 27.659769][ C3] SOFTIRQ-ON-W at: [ 27.659868][ C3] __lock_acquire+0x388/0xc20 [ 27.660035][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.660200][ C3] fs_reclaim_acquire+0xd5/0x120 [ 27.660364][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 27.660574][ C3] kthread_create_worker_on_node+0xea/0x210 [ 27.660778][ C3] workqueue_init+0x2a/0x680 [ 27.660944][ C3] kernel_init_freeable+0x2fe/0x630 [ 27.661141][ C3] kernel_init+0x21/0x150 [ 27.661306][ C3] ret_from_fork+0x474/0x6b0 [ 27.661476][ C3] ret_from_fork_asm+0x11/0x20 [ 27.661642][ C3] INITIAL USE at: [ 27.661748][ C3] __lock_acquire+0x388/0xc20 [ 27.661913][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.662077][ C3] fs_reclaim_acquire+0xd5/0x120 [ 27.662243][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 27.662675][ C3] kthread_create_worker_on_node+0xea/0x210 [ 27.662875][ C3] workqueue_init+0x2a/0x680 [ 27.663041][ C3] kernel_init_freeable+0x2fe/0x630 [ 27.663201][ C3] kernel_init+0x21/0x150 [ 27.663364][ C3] ret_from_fork+0x474/0x6b0 [ 27.663534][ C3] ret_from_fork_asm+0x11/0x20 [ 27.663699][ C3] } [ 27.663770][ C3] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.663967][ C3] ... acquired at: [ 27.664115][ C3] __lock_acquire+0x518/0xc20 [ 27.664252][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.664429][ C3] fs_reclaim_acquire+0xd5/0x120 [ 27.664565][ C3] __kmalloc_noprof+0xd3/0x760 [ 27.664747][ C3] alloc_buf.isra.0+0x4b/0x260 [ 27.664880][ C3] put_chars+0x1e1/0x2f0 [ 27.665055][ C3] hvc_console_print+0x292/0x780 [ 27.665185][ C3] console_emit_next_record+0x22f/0x4c0 [ 27.665372][ C3] console_flush_one_record+0x46f/0x710 [ 27.665510][ C3] console_unlock+0xee/0x1f0 [ 27.665685][ C3] vprintk_emit+0x37c/0x3e0 [ 27.665816][ C3] dev_vprintk_emit+0x27f/0x2c0 [ 27.665994][ C3] dev_printk_emit+0xb9/0xee [ 27.666124][ C3] _dev_info+0xe2/0x116 [ 27.666267][ C3] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.666430][ C3] cmos_do_probe+0x73b/0x98a [ 27.666569][ C3] platform_probe+0xfe/0x1f0 [ 27.666702][ C3] call_driver_probe+0x61/0x1c0 [ 27.666880][ C3] really_probe+0x199/0x760 [ 27.667014][ C3] __driver_probe_device+0x24f/0x440 [ 27.667195][ C3] driver_probe_device+0x4a/0xf0 [ 27.667325][ C3] __driver_attach+0x1b8/0x540 [ 27.667508][ C3] bus_for_each_dev+0x130/0x1e0 [ 27.667638][ C3] bus_add_driver+0x2c8/0x530 [ 27.667818][ C3] driver_register+0x1a3/0x390 [ 27.667951][ C3] __platform_driver_probe+0x13f/0x270 [ 27.668127][ C3] cmos_init+0x31/0x40 [ 27.668229][ C3] do_one_initcall+0x124/0x4f0 [ 27.668404][ C3] kernel_init_freeable+0x596/0x630 [ 27.668544][ C3] kernel_init+0x21/0x150 [ 27.668720][ C3] ret_from_fork+0x474/0x6b0 [ 27.668852][ C3] ret_from_fork_asm+0x11/0x20 [ 27.669025][ C3] [ 27.669094][ C3] -> (console_owner){....}-{0:0} { [ 27.669230][ C3] INITIAL USE at: [ 27.669375][ C3] } [ 27.669441][ C3] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.669689][ C3] ... acquired at: [ 27.669785][ C3] __lock_acquire+0x518/0xc20 [ 27.669958][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.670088][ C3] console_lock_spinning_enable+0x5c/0x60 [ 27.670301][ C3] console_emit_next_record+0x1d1/0x4c0 [ 27.670430][ C3] console_flush_one_record+0x46f/0x710 [ 27.670570][ C3] console_unlock+0xee/0x1f0 [ 27.670700][ C3] vprintk_emit+0x37c/0x3e0 [ 27.670878][ C3] _printk+0xc7/0x100 [ 27.670979][ C3] br_set_state+0x22f/0x430 [bridge] [ 27.671161][ C3] br_init_port+0xc4/0x200 [bridge] [ 27.671295][ C3] br_stp_enable_port+0x12/0x50 [bridge] [ 27.671513][ C3] br_port_carrier_check+0x220/0x430 [bridge] [ 27.671680][ C3] br_device_event+0x52d/0x8f0 [bridge] [ 27.671860][ C3] notifier_call_chain+0xae/0x300 [ 27.671990][ C3] netif_state_change+0x139/0x340 [ 27.672168][ C3] __linkwatch_run_queue+0x34c/0x750 [ 27.672299][ C3] linkwatch_event+0x7f/0xb0 [ 27.672488][ C3] process_one_work+0xe3e/0x1560 [ 27.672624][ C3] worker_thread+0x4f1/0xd60 [ 27.672800][ C3] kthread+0x367/0x460 [ 27.672897][ C3] ret_from_fork+0x474/0x6b0 [ 27.673071][ C3] ret_from_fork_asm+0x11/0x20 [ 27.673199][ C3] [ 27.673308][ C3] -> (&br->lock){+.-.}-{3:3} { [ 27.673442][ C3] HARDIRQ-ON-W at: [ 27.673548][ C3] __lock_acquire+0x388/0xc20 [ 27.673759][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.673969][ C3] _raw_spin_lock_bh+0x38/0x50 [ 27.674137][ C3] recalculate_group_addr+0x51/0x120 [bridge] [ 27.674386][ C3] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.674644][ C3] br_changelink+0x575/0x16e0 [bridge] [ 27.674818][ C3] br_dev_newlink+0xeb/0x160 [bridge] [ 27.675034][ C3] rtnl_newlink_create+0x2d0/0x750 [ 27.675241][ C3] __rtnl_newlink+0x22b/0xa50 [ 27.675405][ C3] rtnl_newlink+0x9f1/0x11c0 [ 27.675625][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.675836][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 27.676005][ C3] netlink_unicast+0x486/0x750 [ 27.676214][ C3] netlink_sendmsg+0x735/0xc60 [ 27.676379][ C3] ____sys_sendmsg+0x415/0x880 [ 27.676602][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 27.676812][ C3] __sys_sendmsg+0x12c/0x1d0 [ 27.676978][ C3] do_syscall_64+0xff/0x530 [ 27.677192][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.677435][ C3] IN-SOFTIRQ-W at: [ 27.677540][ C3] __lock_acquire+0x388/0xc20 [ 27.677749][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.677912][ C3] _raw_spin_lock+0x33/0x40 [ 27.678124][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.678370][ C3] call_timer_fn+0x160/0x4d0 [ 27.678546][ C3] __run_timers+0x68f/0xaa0 [ 27.678757][ C3] run_timer_softirq+0xf0/0x160 [ 27.678967][ C3] handle_softirqs+0x1d3/0x900 [ 27.679134][ C3] __irq_exit_rcu+0x145/0x1c0 [ 27.679343][ C3] irq_exit_rcu+0xe/0x30 [ 27.679514][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.679759][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.680003][ C3] pv_native_safe_halt+0xf/0x10 [ 27.680211][ C3] default_idle+0x9/0x10 [ 27.680378][ C3] default_idle_call+0x6e/0xb0 [ 27.680594][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.680838][ C3] do_idle+0xd8/0x190 [ 27.680972][ C3] cpu_startup_entry+0x53/0x70 [ 27.681182][ C3] start_secondary+0x204/0x2b0 [ 27.681345][ C3] common_startup_64+0x13e/0x148 [ 27.681566][ C3] INITIAL USE at: [ 27.681666][ C3] __lock_acquire+0x388/0xc20 [ 27.681880][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.682090][ C3] _raw_spin_lock_bh+0x38/0x50 [ 27.682254][ C3] recalculate_group_addr+0x51/0x120 [bridge] [ 27.682507][ C3] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.682754][ C3] br_changelink+0x575/0x16e0 [bridge] [ 27.682925][ C3] br_dev_newlink+0xeb/0x160 [bridge] [ 27.683138][ C3] rtnl_newlink_create+0x2d0/0x750 [ 27.683348][ C3] __rtnl_newlink+0x22b/0xa50 [ 27.683519][ C3] rtnl_newlink+0x9f1/0x11c0 [ 27.683732][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.683897][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 27.684109][ C3] netlink_unicast+0x486/0x750 [ 27.684315][ C3] netlink_sendmsg+0x735/0xc60 [ 27.684484][ C3] ____sys_sendmsg+0x415/0x880 [ 27.684699][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 27.684910][ C3] __sys_sendmsg+0x12c/0x1d0 [ 27.685073][ C3] do_syscall_64+0xff/0x530 [ 27.685284][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.685488][ C3] } [ 27.685555][ C3] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.685799][ C3] ... acquired at: [ 27.685899][ C3] mark_lock+0x1d7/0xa00 [ 27.686034][ C3] mark_usage+0x42/0x170 [ 27.686211][ C3] __lock_acquire+0x388/0xc20 [ 27.686339][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.686526][ C3] _raw_spin_lock+0x33/0x40 [ 27.686659][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.686872][ C3] call_timer_fn+0x160/0x4d0 [ 27.687051][ C3] __run_timers+0x68f/0xaa0 [ 27.687185][ C3] run_timer_softirq+0xf0/0x160 [ 27.687359][ C3] handle_softirqs+0x1d3/0x900 [ 27.687500][ C3] __irq_exit_rcu+0x145/0x1c0 [ 27.687676][ C3] irq_exit_rcu+0xe/0x30 [ 27.687807][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.688015][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.688177][ C3] pv_native_safe_halt+0xf/0x10 [ 27.688356][ C3] default_idle+0x9/0x10 [ 27.688498][ C3] default_idle_call+0x6e/0xb0 [ 27.688674][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.688838][ C3] do_idle+0xd8/0x190 [ 27.688984][ C3] cpu_startup_entry+0x53/0x70 [ 27.689116][ C3] start_secondary+0x204/0x2b0 [ 27.689293][ C3] common_startup_64+0x13e/0x148 [ 27.689423][ C3] [ 27.689499][ C3] [ 27.689499][ C3] stack backtrace: [ 27.689668][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.689671][ C3] Tainted: [W]=WARN [ 27.689672][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.689673][ C3] Call Trace: [ 27.689675][ C3] [ 27.689676][ C3] dump_stack_lvl+0x6f/0xa0 [ 27.689681][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.689684][ C3] mark_lock_irq+0x989/0x9c0 [ 27.689687][ C3] mark_lock+0x1d7/0xa00 [ 27.689689][ C3] mark_usage+0x42/0x170 [ 27.689690][ C3] __lock_acquire+0x388/0xc20 [ 27.689692][ C3] lock_acquire.part.0+0xd4/0x280 [ 27.689694][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.689701][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.689705][ C3] ? lock_acquire+0x13c/0x160 [ 27.689706][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.689712][ C3] _raw_spin_lock+0x33/0x40 [ 27.689714][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.689720][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.689727][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.689734][ C3] call_timer_fn+0x160/0x4d0 [ 27.689736][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 27.689737][ C3] ? debug_object_active_state+0x430/0x430 [ 27.689741][ C3] ? find_held_lock+0x2b/0x80 [ 27.689743][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 27.689745][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.689747][ C3] __run_timers+0x68f/0xaa0 [ 27.689749][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.689756][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.689758][ C3] ? __lock_acquire+0x518/0xc20 [ 27.689760][ C3] ? __rwlock_init+0x150/0x150 [ 27.689763][ C3] run_timer_softirq+0xf0/0x160 [ 27.689765][ C3] ? __run_timers+0xaa0/0xaa0 [ 27.689766][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.689769][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.689770][ C3] handle_softirqs+0x1d3/0x900 [ 27.689772][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 27.689774][ C3] ? _local_bh_enable+0xc0/0xc0 [ 27.689776][ C3] __irq_exit_rcu+0x145/0x1c0 [ 27.689777][ C3] irq_exit_rcu+0xe/0x30 [ 27.689778][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.689780][ C3] [ 27.689781][ C3] [ 27.689781][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 27.689783][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.689785][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.689787][ C3] 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 [ 27.689789][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 27.689791][ C3] RAX: 000000000009d5d5 RBX: ff11000001c88040 RCX: ffffffffad8f0307 [ 27.689793][ C3] RDX: ff11000001c88040 RSI: ffffffffb0638b01 RDI: ffffffffb008d8e0 [ 27.689794][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.689794][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 27.689795][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.689797][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.689799][ C3] default_idle+0x9/0x10 [ 27.689800][ C3] default_idle_call+0x6e/0xb0 [ 27.689802][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.689804][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 27.689805][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 27.689807][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.689809][ C3] ? rcu_is_watching+0x16/0xd0 [ 27.689811][ C3] do_idle+0xd8/0x190 [ 27.689812][ C3] cpu_startup_entry+0x53/0x70 [ 27.689814][ C3] start_secondary+0x204/0x2b0 [ 27.689815][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.689817][ C3] common_startup_64+0x13e/0x148 [ 27.689820][ C3] [ 38.963537][ T445] br1: port 1(veth1) entered disabled state [ 38.963555][ T445] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 38.963557][ T445] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 445, name: ip [ 38.963559][ T445] preempt_count: 202, expected: 0 [ 38.963560][ T445] RCU nest depth: 0, expected: 0 [ 38.963561][ T445] INFO: lockdep is turned off. [ 38.963562][ T445] irq event stamp: 0 [ 38.963562][ T445] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 38.963567][ T445] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 38.963573][ T445] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 38.963575][ T445] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 38.963577][ T445] Preemption disabled at: [ 38.963578][ T445] [<0000000000000000>] 0x0 [ 38.963582][ T445] CPU: 3 UID: 0 PID: 445 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 38.963586][ T445] Tainted: [W]=WARN [ 38.963586][ T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.963588][ T445] Call Trace: [ 38.963590][ T445] [ 38.963591][ T445] dump_stack_lvl+0x6f/0xa0 [ 38.963596][ T445] __might_resched.cold+0x1fe/0x2c1 [ 38.963600][ T445] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 38.963604][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963608][ T445] __kmalloc_noprof+0x443/0x760 [ 38.963611][ T445] ? __rwlock_init+0x150/0x150 [ 38.963614][ T445] ? alloc_buf.isra.0+0x4b/0x260 [ 38.963618][ T445] ? do_raw_spin_unlock+0x59/0x250 [ 38.963619][ T445] alloc_buf.isra.0+0x4b/0x260 [ 38.963621][ T445] put_chars+0x1e1/0x2f0 [ 38.963623][ T445] ? __send_to_port+0x420/0x420 [ 38.963624][ T445] ? printk_get_next_message+0x240/0x650 [ 38.963628][ T445] hvc_console_print+0x292/0x780 [ 38.963631][ T445] ? hvc_write+0x3a0/0x3a0 [ 38.963633][ T445] ? __rwlock_init+0x150/0x150 [ 38.963635][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963637][ T445] ? lock_acquire+0x13c/0x160 [ 38.963639][ T445] console_emit_next_record+0x22f/0x4c0 [ 38.963642][ T445] ? devkmsg_read+0x4b0/0x4b0 [ 38.963643][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963645][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963647][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963648][ T445] ? lock_acquire+0x13c/0x160 [ 38.963650][ T445] ? console_flush_one_record+0x111/0x710 [ 38.963652][ T445] console_flush_one_record+0x46f/0x710 [ 38.963654][ T445] ? console_emit_next_record+0x4c0/0x4c0 [ 38.963656][ T445] console_unlock+0xee/0x1f0 [ 38.963658][ T445] ? lock_acquire+0x13c/0x160 [ 38.963660][ T445] ? console_flush_one_record+0x710/0x710 [ 38.963661][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963663][ T445] ? lock_release+0x184/0x1f0 [ 38.963664][ T445] ? lock_acquire+0x60/0x160 [ 38.963665][ T445] ? __rcu_read_lock+0x30/0x70 [ 38.963667][ T445] ? __down_trylock_console_sem+0x5e/0xa0 [ 38.963669][ T445] ? vprintk_emit+0x320/0x3e0 [ 38.963671][ T445] vprintk_emit+0x37c/0x3e0 [ 38.963674][ T445] ? wake_up_klogd_work_func+0x90/0x90 [ 38.963675][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963677][ T445] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 38.963680][ T445] ? trace_hardirqs_on+0x36/0x40 [ 38.963681][ T445] _printk+0xc7/0x100 [ 38.963685][ T445] ? snapshot_read.cold+0x21/0x21 [ 38.963687][ T445] ? ipv6_mc_down+0x17e/0x2d0 [ 38.963691][ T445] br_set_state+0x22f/0x430 [bridge] [ 38.963705][ T445] br_stp_disable_port+0x11f/0x390 [bridge] [ 38.963713][ T445] br_device_event+0x7b5/0x8f0 [bridge] [ 38.963722][ T445] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 38.963725][ T445] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 38.963727][ T445] ? addrconf_notify+0x2c8/0xf30 [ 38.963730][ T445] notifier_call_chain+0xae/0x300 [ 38.963733][ T445] __dev_notify_flags+0x23c/0x3c0 [ 38.963737][ T445] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 38.963738][ T445] ? netif_change_name+0x8c0/0x8c0 [ 38.963740][ T445] ? netif_set_allmulti+0x250/0x250 [ 38.963742][ T445] ? __kernel_text_address+0x12/0x30 [ 38.963745][ T445] ? write_profile+0xf0/0xf0 [ 38.963747][ T445] ? unwind_get_return_address+0x67/0xd0 [ 38.963750][ T445] netif_change_flags+0xfe/0x190 [ 38.963752][ T445] do_setlink.isra.0+0x1cc3/0x2750 [ 38.963755][ T445] ? stack_trace_save+0x93/0xc0 [ 38.963756][ T445] ? rtnl_link_get_size+0x350/0x350 [ 38.963757][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963759][ T445] ? stack_depot_save_flags+0x1bc/0x790 [ 38.963763][ T445] ? kasan_save_stack+0x3d/0x50 [ 38.963766][ T445] ? kasan_save_stack+0x2f/0x50 [ 38.963767][ T445] ? kasan_save_track+0x14/0x30 [ 38.963769][ T445] ? __kasan_kmalloc+0x7b/0x90 [ 38.963770][ T445] ? __kmalloc_cache_noprof+0x29a/0x620 [ 38.963772][ T445] ? rtnl_newlink+0x124/0x11c0 [ 38.963773][ T445] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 38.963774][ T445] ? netlink_rcv_skb+0x14e/0x3a0 [ 38.963777][ T445] ? netlink_unicast+0x486/0x750 [ 38.963778][ T445] ? netlink_sendmsg+0x735/0xc60 [ 38.963779][ T445] ? ____sys_sendmsg+0x415/0x880 [ 38.963782][ T445] ? ___sys_sendmsg+0x14e/0x1d0 [ 38.963783][ T445] ? __sys_sendmsg+0x12c/0x1d0 [ 38.963785][ T445] ? do_syscall_64+0xff/0x530 [ 38.963787][ T445] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 38.963789][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963791][ T445] ? lock_acquire+0x13c/0x160 [ 38.963792][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963794][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963795][ T445] ? trace_contention_end+0xb3/0x180 [ 38.963798][ T445] ? __mutex_lock+0x1db/0x1ea0 [ 38.963799][ T445] ? __mutex_lock+0x9a3/0x1ea0 [ 38.963801][ T445] ? rtnl_newlink+0x9a8/0x11c0 [ 38.963802][ T445] ? ww_mutex_lock+0x160/0x160 [ 38.963804][ T445] ? __rtnl_newlink+0x3fa/0xa50 [ 38.963806][ T445] rtnl_newlink+0x9f1/0x11c0 [ 38.963808][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963810][ T445] ? rtnl_bridge_getlink+0x850/0x850 [ 38.963811][ T445] ? lock_acquire+0x13c/0x160 [ 38.963812][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963814][ T445] ? is_bpf_text_address+0x3e/0x110 [ 38.963817][ T445] ? is_bpf_text_address+0x72/0x110 [ 38.963819][ T445] ? kernel_text_address+0x149/0x170 [ 38.963820][ T445] ? __kernel_text_address+0x12/0x30 [ 38.963822][ T445] ? write_profile+0xf0/0xf0 [ 38.963823][ T445] ? unwind_get_return_address+0x67/0xd0 [ 38.963824][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963826][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963827][ T445] ? cap_capable+0x1d7/0x3d0 [ 38.963831][ T445] ? lock_acquire+0x13c/0x160 [ 38.963832][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963834][ T445] ? rtnl_bridge_getlink+0x850/0x850 [ 38.963835][ T445] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 38.963837][ T445] ? rtnl_link_fill+0x920/0x920 [ 38.963838][ T445] ? filter_irq_stacks+0xd0/0xd0 [ 38.963839][ T445] ? stack_depot_save_flags+0x1bc/0x790 [ 38.963842][ T445] netlink_rcv_skb+0x14e/0x3a0 [ 38.963843][ T445] ? rtnl_link_fill+0x920/0x920 [ 38.963844][ T445] ? lock_release+0x184/0x1f0 [ 38.963846][ T445] ? netlink_ack+0xcf0/0xcf0 [ 38.963847][ T445] ? __netlink_lookup+0xb9/0x6b0 [ 38.963849][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963851][ T445] ? lock_release+0x184/0x1f0 [ 38.963853][ T445] netlink_unicast+0x486/0x750 [ 38.963855][ T445] ? netlink_attachskb+0x810/0x810 [ 38.963856][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963858][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963860][ T445] ? lock_acquire+0x13c/0x160 [ 38.963861][ T445] netlink_sendmsg+0x735/0xc60 [ 38.963863][ T445] ? netlink_unicast+0x750/0x750 [ 38.963865][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963867][ T445] ? lock_release+0x184/0x1f0 [ 38.963868][ T445] ____sys_sendmsg+0x415/0x880 [ 38.963870][ T445] ? copy_msghdr_from_user+0x279/0x420 [ 38.963872][ T445] ? get_timestamp.constprop.0+0x390/0x390 [ 38.963873][ T445] ? move_addr_to_kernel+0x40/0x40 [ 38.963874][ T445] ? filter_irq_stacks+0xd0/0xd0 [ 38.963877][ T445] ___sys_sendmsg+0x14e/0x1d0 [ 38.963879][ T445] ? copy_msghdr_from_user+0x420/0x420 [ 38.963883][ T445] __sys_sendmsg+0x12c/0x1d0 [ 38.963885][ T445] ? __sys_sendmsg_sock+0x20/0x20 [ 38.963888][ T445] ? fpregs_restore_userregs+0x14b/0x300 [ 38.963890][ T445] ? rcu_is_watching+0x16/0xd0 [ 38.963892][ T445] do_syscall_64+0xff/0x530 [ 38.963893][ T445] ? exc_page_fault+0xee/0x100 [ 38.963896][ T445] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 38.963897][ T445] RIP: 0033:0x7f5cbde1854e [ 38.963899][ T445] 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 [ 38.963901][ T445] RSP: 002b:00007fff528bf210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 38.963905][ T445] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cbde1854e [ 38.963906][ T445] RDX: 0000000000000000 RSI: 00007fff528bf2c0 RDI: 0000000000000005 [ 38.963907][ T445] RBP: 00007fff528bf220 R08: 0000000000000000 R09: 0000000000000000 [ 38.963908][ T445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910cf6 [ 38.963909][ T445] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff528bf980 [ 38.963911][ T445] [ 38.996443][ T445] ip (445) used greatest stack depth: 23016 bytes left [ 39.015763][ T446] veth1: left allmulticast mode [ 39.015959][ T446] veth1: left promiscuous mode [ 39.016212][ T446] br1: port 1(veth1) entered disabled state