[ 11.010444][ T236] 8021q: 802.1Q VLAN Support v1.8 [ 11.010464][ T236] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.010466][ T236] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 236, name: modprobe [ 11.010468][ T236] preempt_count: 1, expected: 0 [ 11.010469][ T236] RCU nest depth: 0, expected: 0 [ 11.010470][ T236] locks held by modprobe/236: 4, last CPU#2: [ 11.010473][ T236] #0: ffffffffa2b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.010485][ T236] #1: ffffffffa2b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.010489][ T236] #2: ffffffffa2a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.010493][ T236] #3: ffffffffa2a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.010497][ T236] irq event stamp: 35694 [ 11.010498][ T236] hardirqs last enabled at (35693): [] __down_trylock_console_sem+0x86/0xa0 [ 11.010500][ T236] hardirqs last disabled at (35694): [] console_emit_next_record+0x3d4/0x4c0 [ 11.010502][ T236] softirqs last enabled at (32200): [] handle_softirqs+0x67c/0x900 [ 11.010505][ T236] softirqs last disabled at (32193): [] __irq_exit_rcu+0x145/0x1c0 [ 11.010508][ T236] Preemption disabled at: [ 11.010508][ T236] [] vprintk_emit+0x31b/0x3e0 [ 11.010514][ T236] CPU: 2 UID: 0 PID: 236 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.010518][ T236] Tainted: [W]=WARN [ 11.010518][ T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.010521][ T236] Call Trace: [ 11.010522][ T236] [ 11.010523][ T236] dump_stack_lvl+0x6f/0xa0 [ 11.010529][ T236] ? vprintk_emit+0x31b/0x3e0 [ 11.010531][ T236] __might_resched.cold+0x1fe/0x2c1 [ 11.010536][ T236] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.010540][ T236] ? __kmalloc_noprof+0xdb/0x760 [ 11.010545][ T236] __kmalloc_noprof+0x443/0x760 [ 11.010547][ T236] ? alloc_buf.isra.0+0x4b/0x260 [ 11.010553][ T236] ? do_raw_spin_unlock+0x59/0x250 [ 11.010555][ T236] alloc_buf.isra.0+0x4b/0x260 [ 11.010558][ T236] put_chars+0x1e1/0x2f0 [ 11.010561][ T236] ? __send_to_port+0x420/0x420 [ 11.010562][ T236] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.010567][ T236] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.010570][ T236] ? validate_chain+0x38b/0xc20 [ 11.010574][ T236] hvc_console_print+0x292/0x780 [ 11.010577][ T236] ? __lock_acquire+0x518/0xc20 [ 11.010581][ T236] ? hvc_write+0x3a0/0x3a0 [ 11.010584][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.010589][ T236] console_emit_next_record+0x22f/0x4c0 [ 11.010592][ T236] ? devkmsg_read+0x4b0/0x4b0 [ 11.010594][ T236] ? console_flush_one_record+0x106/0x710 [ 11.010597][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.010599][ T236] ? lock_acquire+0x13c/0x160 [ 11.010603][ T236] console_flush_one_record+0x46f/0x710 [ 11.010607][ T236] ? console_emit_next_record+0x4c0/0x4c0 [ 11.010609][ T236] ? __lock_acquire+0x518/0xc20 [ 11.010614][ T236] console_unlock+0xee/0x1f0 [ 11.010616][ T236] ? console_flush_one_record+0x710/0x710 [ 11.010618][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.010620][ T236] ? lock_acquire+0x60/0x160 [ 11.010624][ T236] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.010625][ T236] ? vprintk_emit+0x320/0x3e0 [ 11.010628][ T236] vprintk_emit+0x37c/0x3e0 [ 11.010633][ T236] ? wake_up_klogd_work_func+0x90/0x90 [ 11.010638][ T236] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 11.010642][ T236] _printk+0xc7/0x100 [ 11.010645][ T236] ? snapshot_read.cold+0x21/0x21 [ 11.010651][ T236] ? do_one_initcall+0x113/0x4f0 [ 11.010654][ T236] vlan_proto_init+0x24/0x90 [8021q] [ 11.010657][ T236] do_one_initcall+0x124/0x4f0 [ 11.010660][ T236] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 11.010664][ T236] ? do_init_module+0xae/0x8a0 [ 11.010667][ T236] ? kasan_unpoison+0x44/0x70 [ 11.010672][ T236] do_init_module+0x2ad/0x8a0 [ 11.010675][ T236] ? lockdep_hardirqs_on+0x91/0x130 [ 11.010680][ T236] ? free_module+0x470/0x470 [ 11.010683][ T236] ? kfree+0x123/0x590 [ 11.010686][ T236] load_module+0x1424/0x1bb0 [ 11.010693][ T236] ? layout_and_allocate.isra.0+0x680/0x680 [ 11.010697][ T236] ? __ia32_sys_fsconfig+0x180/0x180 [ 11.010699][ T236] ? ovl_real_file+0x172/0x1e0 [ 11.010703][ T236] ? find_held_lock+0x2b/0x80 [ 11.010705][ T236] ? backing_file_read_iter+0x541/0x790 [ 11.010708][ T236] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.010712][ T236] init_module_from_file+0x11f/0x1a0 [ 11.010715][ T236] ? __do_sys_init_module+0x220/0x220 [ 11.010722][ T236] ? __rwlock_init+0x150/0x150 [ 11.010726][ T236] ? do_raw_spin_unlock+0x59/0x250 [ 11.010729][ T236] idempotent_init_module+0x37b/0x7c0 [ 11.010732][ T236] ? init_module_from_file+0x1a0/0x1a0 [ 11.010738][ T236] ? rcu_is_watching+0x16/0xd0 [ 11.010740][ T236] ? cap_capable+0x1d7/0x3d0 [ 11.010746][ T236] __x64_sys_finit_module+0xdf/0x190 [ 11.010748][ T236] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.010752][ T236] do_syscall_64+0xff/0x530 [ 11.010753][ T236] ? exc_page_fault+0xee/0x100 [ 11.010756][ T236] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.010759][ T236] RIP: 0033:0x7f37c8b8b37d [ 11.010762][ T236] 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 [ 11.010764][ T236] RSP: 002b:00007ffd21a3a2e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.010766][ T236] RAX: ffffffffffffffda RBX: 000056522e072810 RCX: 00007f37c8b8b37d [ 11.010768][ T236] RDX: 0000000000000000 RSI: 00005651fc444ffd RDI: 0000000000000000 [ 11.010768][ T236] RBP: 00007ffd21a3a380 R08: 0000000000000000 R09: 0000000000000000 [ 11.010769][ T236] R10: 0000000000000000 R11: 0000000000000246 R12: 00005651fc444ffd [ 11.010770][ T236] R13: 000056522e072960 R14: 0000000000040000 R15: 0000000000000000 [ 11.010776][ T236] [ 12.252876][ T281] br1: port 1(vx10) entered blocking state [ 12.252972][ T281] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.252974][ T281] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 281, name: ip [ 12.252976][ T281] preempt_count: 1, expected: 0 [ 12.252977][ T281] RCU nest depth: 0, expected: 0 [ 12.252977][ T281] locks held by ip/281: 5, last CPU#2: [ 12.252980][ T281] #0: ffffffffa32d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.252992][ T281] #1: ffffffffa2b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.252998][ T281] #2: ffffffffa2b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.253002][ T281] #3: ffffffffa2a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.253006][ T281] #4: ffffffffa2a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.253010][ T281] irq event stamp: 14810 [ 12.253011][ T281] hardirqs last enabled at (14809): [] __down_trylock_console_sem+0x86/0xa0 [ 12.253013][ T281] hardirqs last disabled at (14810): [] console_emit_next_record+0x3d4/0x4c0 [ 12.253015][ T281] softirqs last enabled at (14722): [] __alloc_skb+0x4c2/0x5f0 [ 12.253018][ T281] softirqs last disabled at (14720): [] __alloc_skb+0x4c2/0x5f0 [ 12.253021][ T281] Preemption disabled at: [ 12.253021][ T281] [] vprintk_emit+0x31b/0x3e0 [ 12.253032][ T281] CPU: 2 UID: 0 PID: 281 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.253036][ T281] Tainted: [W]=WARN [ 12.253037][ T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.253039][ T281] Call Trace: [ 12.253040][ T281] [ 12.253042][ T281] dump_stack_lvl+0x6f/0xa0 [ 12.253048][ T281] ? vprintk_emit+0x31b/0x3e0 [ 12.253050][ T281] __might_resched.cold+0x1fe/0x2c1 [ 12.253055][ T281] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.253059][ T281] ? __kmalloc_noprof+0xdb/0x760 [ 12.253067][ T281] __kmalloc_noprof+0x443/0x760 [ 12.253069][ T281] ? alloc_buf.isra.0+0x4b/0x260 [ 12.253076][ T281] ? do_raw_spin_unlock+0x59/0x250 [ 12.253078][ T281] alloc_buf.isra.0+0x4b/0x260 [ 12.253081][ T281] put_chars+0x1e1/0x2f0 [ 12.253084][ T281] ? __send_to_port+0x420/0x420 [ 12.253089][ T281] ? validate_chain+0x34a/0xc20 [ 12.253093][ T281] hvc_console_print+0x292/0x780 [ 12.253096][ T281] ? mark_usage+0x61/0x170 [ 12.253098][ T281] ? __lock_acquire+0x518/0xc20 [ 12.253099][ T281] ? __lock_acquire+0x518/0xc20 [ 12.253103][ T281] ? hvc_write+0x3a0/0x3a0 [ 12.253105][ T281] ? console_emit_next_record+0x1df/0x4c0 [ 12.253108][ T281] ? rcu_is_watching+0x16/0xd0 [ 12.253112][ T281] ? lock_acquire+0x13c/0x160 [ 12.253116][ T281] console_emit_next_record+0x22f/0x4c0 [ 12.253120][ T281] ? devkmsg_read+0x4b0/0x4b0 [ 12.253121][ T281] ? console_flush_one_record+0x106/0x710 [ 12.253125][ T281] ? rcu_is_watching+0x16/0xd0 [ 12.253127][ T281] ? lock_acquire+0x13c/0x160 [ 12.253131][ T281] console_flush_one_record+0x46f/0x710 [ 12.253135][ T281] ? console_emit_next_record+0x4c0/0x4c0 [ 12.253137][ T281] ? __lock_acquire+0x518/0xc20 [ 12.253143][ T281] console_unlock+0xee/0x1f0 [ 12.253146][ T281] ? console_flush_one_record+0x710/0x710 [ 12.253148][ T281] ? rcu_is_watching+0x16/0xd0 [ 12.253150][ T281] ? lock_acquire+0x60/0x160 [ 12.253154][ T281] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.253155][ T281] ? vprintk_emit+0x320/0x3e0 [ 12.253159][ T281] vprintk_emit+0x37c/0x3e0 [ 12.253163][ T281] ? wake_up_klogd_work_func+0x90/0x90 [ 12.253165][ T281] ? __lock_release.isra.0+0x69/0x1a0 [ 12.253167][ T281] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.253171][ T281] ? mark_held_locks+0x40/0x70 [ 12.253175][ T281] _printk+0xc7/0x100 [ 12.253178][ T281] ? snapshot_read.cold+0x21/0x21 [ 12.253182][ T281] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.253195][ T281] ? do_setlink.isra.0+0xa31/0x2750 [ 12.253197][ T281] ? rtnl_newlink+0x9f1/0x11c0 [ 12.253198][ T281] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.253202][ T281] br_set_state+0x22f/0x430 [bridge] [ 12.253212][ T281] br_init_port+0xc4/0x200 [bridge] [ 12.253221][ T281] new_nbp+0x39c/0x580 [bridge] [ 12.253230][ T281] br_add_if+0x212/0x1320 [bridge] [ 12.253237][ T281] ? is_bpf_text_address+0x72/0x110 [ 12.253241][ T281] ? kernel_text_address+0x149/0x170 [ 12.253244][ T281] ? __kernel_text_address+0x12/0x30 [ 12.253248][ T281] do_set_master+0x357/0x580 [ 12.253253][ T281] do_setlink.isra.0+0xa31/0x2750 [ 12.253256][ T281] ? stack_trace_save+0x93/0xc0 [ 12.253259][ T281] ? rtnl_link_get_size+0x350/0x350 [ 12.253260][ T281] ? rcu_read_lock_any_held+0x66/0x90 [ 12.253263][ T281] ? stack_depot_save_flags+0x38e/0x790 [ 12.253266][ T281] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.253269][ T281] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.253271][ T281] ? validate_chain+0x38b/0xc20 [ 12.253273][ T281] ? kasan_save_stack+0x3d/0x50 [ 12.253276][ T281] ? kasan_save_stack+0x2f/0x50 [ 12.253278][ T281] ? kasan_save_track+0x14/0x30 [ 12.253280][ T281] ? __lock_acquire+0x518/0xc20 [ 12.253282][ T281] ? netlink_seq_next+0xe/0x60 [ 12.253285][ T281] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.253290][ T281] ? lock_acquire.part.0+0xd4/0x280 [ 12.253292][ T281] ? rtnl_newlink+0x9a8/0x11c0 [ 12.253295][ T281] ? rcu_is_watching+0x16/0xd0 [ 12.253297][ T281] ? lock_acquire+0x13c/0x160 [ 12.253299][ T281] ? rcu_is_watching+0x16/0xd0 [ 12.253300][ T281] ? rcu_is_watching+0x16/0xd0 [ 12.253303][ T281] ? trace_contention_end+0xb3/0x180 [ 12.253306][ T281] ? __mutex_lock+0x1db/0x1ea0 [ 12.253308][ T281] ? __mutex_lock+0x9a3/0x1ea0 [ 12.253310][ T281] ? rtnl_newlink+0x9a8/0x11c0 [ 12.253314][ T281] ? ww_mutex_lock+0x160/0x160 [ 12.253315][ T281] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.253320][ T281] ? __rtnl_newlink+0x3fa/0xa50 [ 12.253326][ T281] rtnl_newlink+0x9f1/0x11c0 [ 12.253331][ T281] ? rtnl_bridge_getlink+0x850/0x850 [ 12.253333][ T281] ? __lock_acquire+0x518/0xc20 [ 12.253338][ T281] ? lock_acquire.part.0+0xd4/0x280 [ 12.253339][ T281] ? find_held_lock+0x2b/0x80 [ 12.253341][ T281] ? rtnl_bridge_getlink+0x850/0x850 [ 12.253343][ T281] ? __lock_release.isra.0+0x69/0x1a0 [ 12.253347][ T281] ? rtnl_bridge_getlink+0x850/0x850 [ 12.253349][ T281] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.253352][ T281] ? rtnl_link_fill+0x920/0x920 [ 12.253353][ T281] ? __lock_acquire+0x518/0xc20 [ 12.253358][ T281] ? lock_acquire.part.0+0xd4/0x280 [ 12.253359][ T281] ? find_held_lock+0x2b/0x80 [ 12.253363][ T281] netlink_rcv_skb+0x14e/0x3a0 [ 12.253365][ T281] ? rtnl_link_fill+0x920/0x920 [ 12.253367][ T281] ? netlink_ack+0xcf0/0xcf0 [ 12.253373][ T281] ? netlink_deliver_tap+0xc5/0x330 [ 12.253375][ T281] ? netlink_deliver_tap+0x13c/0x330 [ 12.253379][ T281] netlink_unicast+0x486/0x750 [ 12.253383][ T281] ? netlink_attachskb+0x810/0x810 [ 12.253385][ T281] ? __lock_acquire+0x518/0xc20 [ 12.253390][ T281] netlink_sendmsg+0x735/0xc60 [ 12.253393][ T281] ? netlink_unicast+0x750/0x750 [ 12.253397][ T281] ? __might_fault+0x97/0x140 [ 12.253402][ T281] ____sys_sendmsg+0x415/0x880 [ 12.253404][ T281] ? copy_msghdr_from_user+0x279/0x420 [ 12.253407][ T281] ? get_timestamp.constprop.0+0x390/0x390 [ 12.253408][ T281] ? move_addr_to_kernel+0x40/0x40 [ 12.253416][ T281] ___sys_sendmsg+0x14e/0x1d0 [ 12.253418][ T281] ? copy_msghdr_from_user+0x420/0x420 [ 12.253434][ T281] __sys_sendmsg+0x12c/0x1d0 [ 12.253437][ T281] ? __sys_sendmsg_sock+0x20/0x20 [ 12.253443][ T281] ? rcu_is_watching+0x16/0xd0 [ 12.253447][ T281] do_syscall_64+0xff/0x530 [ 12.253449][ T281] ? exc_page_fault+0xee/0x100 [ 12.253452][ T281] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.253454][ T281] RIP: 0033:0x7fba63b1354e [ 12.253458][ T281] 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 [ 12.253460][ T281] RSP: 002b:00007ffd0804a030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.253462][ T281] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fba63b1354e [ 12.253464][ T281] RDX: 0000000000000000 RSI: 00007ffd0804a0e0 RDI: 0000000000000005 [ 12.253465][ T281] RBP: 00007ffd0804a040 R08: 0000000000000000 R09: 0000000000000000 [ 12.253465][ T281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ac61 [ 12.253466][ T281] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0804a7a0 [ 12.253473][ T281] [ 12.304834][ T281] br1: port 1(vx10) entered disabled state [ 12.305238][ T281] vx10: entered allmulticast mode [ 12.309471][ T281] vx10: entered promiscuous mode [ 12.313668][ T281] br1: port 1(vx10) entered blocking state [ 12.314173][ T281] br1: port 1(vx10) entered forwarding state [ 12.333269][ T281] ip (281) used greatest stack depth: 23336 bytes left [ 12.463437][ T286] br1: port 2(vx20) entered blocking state [ 12.463815][ T286] br1: port 2(vx20) entered disabled state [ 12.464919][ T286] vx20: entered allmulticast mode [ 12.466671][ T286] vx20: entered promiscuous mode [ 12.467530][ T286] br1: port 2(vx20) entered blocking state [ 12.468037][ T286] br1: port 2(vx20) entered forwarding state [ 12.517895][ T288] br1: port 3(veth1) entered blocking state [ 12.518882][ T288] br1: port 3(veth1) entered disabled state [ 12.519263][ T288] veth1: entered allmulticast mode [ 12.520837][ T288] veth1: entered promiscuous mode [ 12.557239][ T39] br1: port 3(veth1) entered blocking state [ 12.557957][ T39] br1: port 3(veth1) entered forwarding state [ 12.626324][ T293] br1: port 4(veth2) entered blocking state [ 12.626684][ T293] br1: port 4(veth2) entered disabled state [ 12.627043][ T293] veth2: entered allmulticast mode [ 12.635768][ T293] veth2: entered promiscuous mode [ 12.660935][ T39] br1: port 4(veth2) entered blocking state [ 12.661295][ T39] br1: port 4(veth2) entered forwarding state [ 13.887694][ T343] br2: port 1(w1) entered blocking state [ 13.887711][ T343] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.887714][ T343] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 343, name: ip [ 13.887715][ T343] preempt_count: 1, expected: 0 [ 13.887716][ T343] RCU nest depth: 0, expected: 0 [ 13.887717][ T343] locks held by ip/343: 5, last CPU#3: [ 13.887719][ T343] #0: ffffffffa32d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.887732][ T343] #1: ffffffffa2b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.887739][ T343] #2: ffffffffa2b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.887742][ T343] #3: ffffffffa2a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.887746][ T343] #4: ffffffffa2a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.887750][ T343] irq event stamp: 17636 [ 13.887751][ T343] hardirqs last enabled at (17635): [] __down_trylock_console_sem+0x86/0xa0 [ 13.887753][ T343] hardirqs last disabled at (17636): [] console_emit_next_record+0x3d4/0x4c0 [ 13.887755][ T343] softirqs last enabled at (17578): [] __alloc_skb+0x4c2/0x5f0 [ 13.887759][ T343] softirqs last disabled at (17576): [] __alloc_skb+0x4c2/0x5f0 [ 13.887761][ T343] Preemption disabled at: [ 13.887762][ T343] [] vprintk_emit+0x31b/0x3e0 [ 13.887768][ T343] CPU: 3 UID: 0 PID: 343 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.887771][ T343] Tainted: [W]=WARN [ 13.887772][ T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.887774][ T343] Call Trace: [ 13.887776][ T343] [ 13.887777][ T343] dump_stack_lvl+0x6f/0xa0 [ 13.887783][ T343] ? vprintk_emit+0x31b/0x3e0 [ 13.887785][ T343] __might_resched.cold+0x1fe/0x2c1 [ 13.887789][ T343] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.887793][ T343] ? __kmalloc_noprof+0xdb/0x760 [ 13.887799][ T343] __kmalloc_noprof+0x443/0x760 [ 13.887801][ T343] ? alloc_buf.isra.0+0x4b/0x260 [ 13.887807][ T343] ? do_raw_spin_unlock+0x59/0x250 [ 13.887810][ T343] alloc_buf.isra.0+0x4b/0x260 [ 13.887813][ T343] put_chars+0x1e1/0x2f0 [ 13.887815][ T343] ? prb_final_commit+0x50/0x50 [ 13.887817][ T343] ? __send_to_port+0x420/0x420 [ 13.887820][ T343] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.887825][ T343] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.887827][ T343] ? validate_chain+0x38b/0xc20 [ 13.887831][ T343] hvc_console_print+0x292/0x780 [ 13.887834][ T343] ? mark_usage+0x61/0x170 [ 13.887835][ T343] ? __lock_acquire+0x518/0xc20 [ 13.887837][ T343] ? __lock_acquire+0x518/0xc20 [ 13.887841][ T343] ? hvc_write+0x3a0/0x3a0 [ 13.887843][ T343] ? console_emit_next_record+0x1df/0x4c0 [ 13.887846][ T343] ? rcu_is_watching+0x16/0xd0 [ 13.887848][ T343] ? lock_acquire+0x13c/0x160 [ 13.887853][ T343] console_emit_next_record+0x22f/0x4c0 [ 13.887857][ T343] ? devkmsg_read+0x4b0/0x4b0 [ 13.887858][ T343] ? console_flush_one_record+0x106/0x710 [ 13.887862][ T343] ? rcu_is_watching+0x16/0xd0 [ 13.887864][ T343] ? lock_acquire+0x13c/0x160 [ 13.887868][ T343] console_flush_one_record+0x46f/0x710 [ 13.887872][ T343] ? console_emit_next_record+0x4c0/0x4c0 [ 13.887874][ T343] ? __lock_acquire+0x518/0xc20 [ 13.887879][ T343] console_unlock+0xee/0x1f0 [ 13.887882][ T343] ? console_flush_one_record+0x710/0x710 [ 13.887884][ T343] ? rcu_is_watching+0x16/0xd0 [ 13.887886][ T343] ? lock_acquire+0x60/0x160 [ 13.887890][ T343] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.887891][ T343] ? vprintk_emit+0x320/0x3e0 [ 13.887895][ T343] vprintk_emit+0x37c/0x3e0 [ 13.887899][ T343] ? wake_up_klogd_work_func+0x90/0x90 [ 13.887901][ T343] ? __lock_release.isra.0+0x69/0x1a0 [ 13.887904][ T343] ? mark_held_locks+0x40/0x70 [ 13.887907][ T343] _printk+0xc7/0x100 [ 13.887911][ T343] ? snapshot_read.cold+0x21/0x21 [ 13.887915][ T343] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 13.887928][ T343] ? do_setlink.isra.0+0xa31/0x2750 [ 13.887929][ T343] ? rtnl_newlink+0x9f1/0x11c0 [ 13.887930][ T343] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.887935][ T343] br_set_state+0x22f/0x430 [bridge] [ 13.887945][ T343] br_init_port+0xc4/0x200 [bridge] [ 13.887953][ T343] new_nbp+0x39c/0x580 [bridge] [ 13.887963][ T343] br_add_if+0x212/0x1320 [bridge] [ 13.887970][ T343] ? is_bpf_text_address+0x72/0x110 [ 13.887974][ T343] ? kernel_text_address+0x149/0x170 [ 13.887977][ T343] ? __kernel_text_address+0x12/0x30 [ 13.887980][ T343] do_set_master+0x357/0x580 [ 13.887985][ T343] do_setlink.isra.0+0xa31/0x2750 [ 13.887988][ T343] ? stack_trace_save+0x93/0xc0 [ 13.887991][ T343] ? rtnl_link_get_size+0x350/0x350 [ 13.887993][ T343] ? rcu_read_lock_any_held+0x66/0x90 [ 13.887994][ T343] ? stack_depot_save_flags+0x38e/0x790 [ 13.887998][ T343] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.888001][ T343] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.888002][ T343] ? validate_chain+0x38b/0xc20 [ 13.888005][ T343] ? kasan_save_stack+0x3d/0x50 [ 13.888008][ T343] ? kasan_save_stack+0x2f/0x50 [ 13.888009][ T343] ? kasan_save_track+0x14/0x30 [ 13.888012][ T343] ? __lock_acquire+0x518/0xc20 [ 13.888014][ T343] ? netlink_seq_next+0xe/0x60 [ 13.888017][ T343] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.888022][ T343] ? lock_acquire.part.0+0xd4/0x280 [ 13.888024][ T343] ? rtnl_newlink+0x9a8/0x11c0 [ 13.888026][ T343] ? rcu_is_watching+0x16/0xd0 [ 13.888029][ T343] ? lock_acquire+0x13c/0x160 [ 13.888030][ T343] ? rcu_is_watching+0x16/0xd0 [ 13.888032][ T343] ? rcu_is_watching+0x16/0xd0 [ 13.888040][ T343] ? trace_contention_end+0xb3/0x180 [ 13.888044][ T343] ? __mutex_lock+0x1db/0x1ea0 [ 13.888047][ T343] ? __mutex_lock+0x9a3/0x1ea0 [ 13.888049][ T343] ? rtnl_newlink+0x9a8/0x11c0 [ 13.888052][ T343] ? ww_mutex_lock+0x160/0x160 [ 13.888054][ T343] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.888059][ T343] ? __rtnl_newlink+0x3fa/0xa50 [ 13.888066][ T343] rtnl_newlink+0x9f1/0x11c0 [ 13.888071][ T343] ? rtnl_bridge_getlink+0x850/0x850 [ 13.888073][ T343] ? __lock_acquire+0x518/0xc20 [ 13.888078][ T343] ? lock_acquire.part.0+0xd4/0x280 [ 13.888079][ T343] ? find_held_lock+0x2b/0x80 [ 13.888081][ T343] ? rtnl_bridge_getlink+0x850/0x850 [ 13.888083][ T343] ? __lock_release.isra.0+0x69/0x1a0 [ 13.888087][ T343] ? rtnl_bridge_getlink+0x850/0x850 [ 13.888089][ T343] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.888092][ T343] ? rtnl_link_fill+0x920/0x920 [ 13.888093][ T343] ? __lock_acquire+0x518/0xc20 [ 13.888098][ T343] ? lock_acquire.part.0+0xd4/0x280 [ 13.888099][ T343] ? find_held_lock+0x2b/0x80 [ 13.888103][ T343] netlink_rcv_skb+0x14e/0x3a0 [ 13.888105][ T343] ? rtnl_link_fill+0x920/0x920 [ 13.888107][ T343] ? netlink_ack+0xcf0/0xcf0 [ 13.888114][ T343] ? netlink_deliver_tap+0xc5/0x330 [ 13.888115][ T343] ? netlink_deliver_tap+0x13c/0x330 [ 13.888119][ T343] netlink_unicast+0x486/0x750 [ 13.888123][ T343] ? netlink_attachskb+0x810/0x810 [ 13.888125][ T343] ? __lock_acquire+0x518/0xc20 [ 13.888129][ T343] netlink_sendmsg+0x735/0xc60 [ 13.888133][ T343] ? netlink_unicast+0x750/0x750 [ 13.888137][ T343] ? __might_fault+0x97/0x140 [ 13.888142][ T343] ____sys_sendmsg+0x415/0x880 [ 13.888145][ T343] ? copy_msghdr_from_user+0x279/0x420 [ 13.888147][ T343] ? get_timestamp.constprop.0+0x390/0x390 [ 13.888148][ T343] ? move_addr_to_kernel+0x40/0x40 [ 13.888156][ T343] ___sys_sendmsg+0x14e/0x1d0 [ 13.888158][ T343] ? copy_msghdr_from_user+0x420/0x420 [ 13.888174][ T343] __sys_sendmsg+0x12c/0x1d0 [ 13.888177][ T343] ? __sys_sendmsg_sock+0x20/0x20 [ 13.888184][ T343] ? rcu_is_watching+0x16/0xd0 [ 13.888187][ T343] do_syscall_64+0xff/0x530 [ 13.888190][ T343] ? exc_page_fault+0xee/0x100 [ 13.888193][ T343] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.888195][ T343] RIP: 0033:0x7ff1e5ffa54e [ 13.888198][ T343] 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 [ 13.888200][ T343] RSP: 002b:00007ffea3dc7e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.888203][ T343] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff1e5ffa54e [ 13.888204][ T343] RDX: 0000000000000000 RSI: 00007ffea3dc7ec0 RDI: 0000000000000005 [ 13.888205][ T343] RBP: 00007ffea3dc7e20 R08: 0000000000000000 R09: 0000000000000000 [ 13.888206][ T343] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ac63 [ 13.888207][ T343] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea3dc8580 [ 13.888214][ T343] [ 13.936571][ T343] br2: port 1(w1) entered disabled state [ 13.936904][ T343] w1: entered allmulticast mode [ 13.938523][ T343] w1: entered promiscuous mode [ 14.156579][ T351] br2: port 2(vx10) entered blocking state [ 14.156905][ T351] br2: port 2(vx10) entered disabled state [ 14.157222][ T351] vx10: entered allmulticast mode [ 14.158784][ T351] vx10: entered promiscuous mode [ 14.159269][ T351] br2: port 2(vx10) entered blocking state [ 14.159564][ T351] br2: port 2(vx10) entered forwarding state [ 14.362456][ T359] br2: port 3(vx20) entered blocking state [ 14.362820][ T359] br2: port 3(vx20) entered disabled state [ 14.363195][ T359] vx20: entered allmulticast mode [ 14.364787][ T359] vx20: entered promiscuous mode [ 14.365315][ T359] br2: port 3(vx20) entered blocking state [ 14.365651][ T359] br2: port 3(vx20) entered forwarding state [ 14.594876][ T39] br2: port 1(w1) entered blocking state [ 14.595380][ T39] br2: port 1(w1) entered forwarding state [ 15.363061][ T398] br2: port 1(w1) entered blocking state [ 15.363088][ T398] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.363090][ T398] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 398, name: ip [ 15.363092][ T398] preempt_count: 1, expected: 0 [ 15.363093][ T398] RCU nest depth: 0, expected: 0 [ 15.363094][ T398] locks held by ip/398: 5, last CPU#2: [ 15.363096][ T398] #0: ffffffffa32d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 15.363108][ T398] #1: ffffffffa2b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.363115][ T398] #2: ffffffffa2b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.363119][ T398] #3: ffffffffa2a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.363122][ T398] #4: ffffffffa2a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.363127][ T398] irq event stamp: 12046 [ 15.363127][ T398] hardirqs last enabled at (12045): [] __down_trylock_console_sem+0x86/0xa0 [ 15.363130][ T398] hardirqs last disabled at (12046): [] console_emit_next_record+0x3d4/0x4c0 [ 15.363132][ T398] softirqs last enabled at (12042): [] handle_softirqs+0x67c/0x900 [ 15.363135][ T398] softirqs last disabled at (12035): [] __irq_exit_rcu+0x145/0x1c0 [ 15.363137][ T398] Preemption disabled at: [ 15.363138][ T398] [] vprintk_emit+0x31b/0x3e0 [ 15.363144][ T398] CPU: 2 UID: 0 PID: 398 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.363147][ T398] Tainted: [W]=WARN [ 15.363148][ T398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.363150][ T398] Call Trace: [ 15.363152][ T398] [ 15.363153][ T398] dump_stack_lvl+0x6f/0xa0 [ 15.363159][ T398] ? vprintk_emit+0x31b/0x3e0 [ 15.363161][ T398] __might_resched.cold+0x1fe/0x2c1 [ 15.363165][ T398] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.363169][ T398] ? __kmalloc_noprof+0xdb/0x760 [ 15.363175][ T398] __kmalloc_noprof+0x443/0x760 [ 15.363177][ T398] ? alloc_buf.isra.0+0x4b/0x260 [ 15.363183][ T398] ? do_raw_spin_unlock+0x59/0x250 [ 15.363186][ T398] alloc_buf.isra.0+0x4b/0x260 [ 15.363189][ T398] put_chars+0x1e1/0x2f0 [ 15.363191][ T398] ? prb_final_commit+0x50/0x50 [ 15.363193][ T398] ? __send_to_port+0x420/0x420 [ 15.363196][ T398] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.363200][ T398] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.363203][ T398] ? validate_chain+0x38b/0xc20 [ 15.363206][ T398] hvc_console_print+0x292/0x780 [ 15.363209][ T398] ? mark_usage+0x61/0x170 [ 15.363211][ T398] ? __lock_acquire+0x518/0xc20 [ 15.363212][ T398] ? __lock_acquire+0x518/0xc20 [ 15.363216][ T398] ? hvc_write+0x3a0/0x3a0 [ 15.363218][ T398] ? console_emit_next_record+0x1df/0x4c0 [ 15.363221][ T398] ? rcu_is_watching+0x16/0xd0 [ 15.363224][ T398] ? lock_acquire+0x13c/0x160 [ 15.363227][ T398] console_emit_next_record+0x22f/0x4c0 [ 15.363231][ T398] ? devkmsg_read+0x4b0/0x4b0 [ 15.363233][ T398] ? console_flush_one_record+0x106/0x710 [ 15.363236][ T398] ? rcu_is_watching+0x16/0xd0 [ 15.363239][ T398] ? lock_acquire+0x13c/0x160 [ 15.363243][ T398] console_flush_one_record+0x46f/0x710 [ 15.363247][ T398] ? console_emit_next_record+0x4c0/0x4c0 [ 15.363248][ T398] ? __lock_acquire+0x518/0xc20 [ 15.363254][ T398] console_unlock+0xee/0x1f0 [ 15.363256][ T398] ? console_flush_one_record+0x710/0x710 [ 15.363258][ T398] ? rcu_is_watching+0x16/0xd0 [ 15.363261][ T398] ? lock_acquire+0x60/0x160 [ 15.363264][ T398] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.363266][ T398] ? vprintk_emit+0x320/0x3e0 [ 15.363269][ T398] vprintk_emit+0x37c/0x3e0 [ 15.363273][ T398] ? wake_up_klogd_work_func+0x90/0x90 [ 15.363276][ T398] ? __lock_release.isra.0+0x69/0x1a0 [ 15.363278][ T398] ? mark_held_locks+0x40/0x70 [ 15.363282][ T398] _printk+0xc7/0x100 [ 15.363286][ T398] ? snapshot_read.cold+0x21/0x21 [ 15.363289][ T398] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 15.363302][ T398] ? do_setlink.isra.0+0xa31/0x2750 [ 15.363304][ T398] ? rtnl_newlink+0x9f1/0x11c0 [ 15.363305][ T398] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.363309][ T398] br_set_state+0x22f/0x430 [bridge] [ 15.363319][ T398] br_init_port+0xc4/0x200 [bridge] [ 15.363328][ T398] new_nbp+0x39c/0x580 [bridge] [ 15.363337][ T398] br_add_if+0x212/0x1320 [bridge] [ 15.363344][ T398] ? is_bpf_text_address+0x72/0x110 [ 15.363348][ T398] ? kernel_text_address+0x149/0x170 [ 15.363351][ T398] ? __kernel_text_address+0x12/0x30 [ 15.363355][ T398] do_set_master+0x357/0x580 [ 15.363359][ T398] do_setlink.isra.0+0xa31/0x2750 [ 15.363363][ T398] ? stack_trace_save+0x93/0xc0 [ 15.363366][ T398] ? rtnl_link_get_size+0x350/0x350 [ 15.363367][ T398] ? rcu_read_lock_any_held+0x66/0x90 [ 15.363369][ T398] ? stack_depot_save_flags+0x38e/0x790 [ 15.363372][ T398] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.363375][ T398] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.363377][ T398] ? validate_chain+0x38b/0xc20 [ 15.363379][ T398] ? kasan_save_stack+0x3d/0x50 [ 15.363382][ T398] ? kasan_save_stack+0x2f/0x50 [ 15.363384][ T398] ? kasan_save_track+0x14/0x30 [ 15.363386][ T398] ? __lock_acquire+0x518/0xc20 [ 15.363388][ T398] ? netlink_seq_next+0xe/0x60 [ 15.363391][ T398] ? ___sys_sendmsg+0xb0/0x1d0 [ 15.363396][ T398] ? lock_acquire.part.0+0xd4/0x280 [ 15.363398][ T398] ? rtnl_newlink+0x9a8/0x11c0 [ 15.363401][ T398] ? rcu_is_watching+0x16/0xd0 [ 15.363403][ T398] ? lock_acquire+0x13c/0x160 [ 15.363405][ T398] ? rcu_is_watching+0x16/0xd0 [ 15.363406][ T398] ? rcu_is_watching+0x16/0xd0 [ 15.363409][ T398] ? trace_contention_end+0xb3/0x180 [ 15.363413][ T398] ? __mutex_lock+0x1db/0x1ea0 [ 15.363416][ T398] ? __mutex_lock+0x9a3/0x1ea0 [ 15.363418][ T398] ? rtnl_newlink+0x9a8/0x11c0 [ 15.363421][ T398] ? ww_mutex_lock+0x160/0x160 [ 15.363423][ T398] ? nla_get_range_signed+0x3d0/0x3d0 [ 15.363428][ T398] ? __rtnl_newlink+0x3fa/0xa50 [ 15.363433][ T398] rtnl_newlink+0x9f1/0x11c0 [ 15.363438][ T398] ? rtnl_bridge_getlink+0x850/0x850 [ 15.363440][ T398] ? __lock_acquire+0x518/0xc20 [ 15.363445][ T398] ? lock_acquire.part.0+0xd4/0x280 [ 15.363446][ T398] ? find_held_lock+0x2b/0x80 [ 15.363448][ T398] ? rtnl_bridge_getlink+0x850/0x850 [ 15.363450][ T398] ? __lock_release.isra.0+0x69/0x1a0 [ 15.363454][ T398] ? rtnl_bridge_getlink+0x850/0x850 [ 15.363456][ T398] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.363459][ T398] ? rtnl_link_fill+0x920/0x920 [ 15.363460][ T398] ? __lock_acquire+0x518/0xc20 [ 15.363465][ T398] ? lock_acquire.part.0+0xd4/0x280 [ 15.363467][ T398] ? find_held_lock+0x2b/0x80 [ 15.363470][ T398] netlink_rcv_skb+0x14e/0x3a0 [ 15.363472][ T398] ? rtnl_link_fill+0x920/0x920 [ 15.363475][ T398] ? netlink_ack+0xcf0/0xcf0 [ 15.363481][ T398] ? netlink_deliver_tap+0xc5/0x330 [ 15.363482][ T398] ? netlink_deliver_tap+0x13c/0x330 [ 15.363486][ T398] netlink_unicast+0x486/0x750 [ 15.363490][ T398] ? netlink_attachskb+0x810/0x810 [ 15.363493][ T398] ? __lock_acquire+0x518/0xc20 [ 15.363497][ T398] netlink_sendmsg+0x735/0xc60 [ 15.363500][ T398] ? netlink_unicast+0x750/0x750 [ 15.363504][ T398] ? __might_fault+0x97/0x140 [ 15.363509][ T398] ____sys_sendmsg+0x415/0x880 [ 15.363512][ T398] ? copy_msghdr_from_user+0x279/0x420 [ 15.363514][ T398] ? get_timestamp.constprop.0+0x390/0x390 [ 15.363516][ T398] ? move_addr_to_kernel+0x40/0x40 [ 15.363523][ T398] ___sys_sendmsg+0x14e/0x1d0 [ 15.363526][ T398] ? copy_msghdr_from_user+0x420/0x420 [ 15.363542][ T398] __sys_sendmsg+0x12c/0x1d0 [ 15.363544][ T398] ? __sys_sendmsg_sock+0x20/0x20 [ 15.363551][ T398] ? rcu_is_watching+0x16/0xd0 [ 15.363554][ T398] do_syscall_64+0xff/0x530 [ 15.363557][ T398] ? exc_page_fault+0xee/0x100 [ 15.363560][ T398] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.363562][ T398] RIP: 0033:0x7f919a3fb54e [ 15.363565][ T398] 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 [ 15.363567][ T398] RSP: 002b:00007fff09d4dff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.363570][ T398] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f919a3fb54e [ 15.363571][ T398] RDX: 0000000000000000 RSI: 00007fff09d4e0a0 RDI: 0000000000000005 [ 15.363572][ T398] RBP: 00007fff09d4e000 R08: 0000000000000000 R09: 0000000000000000 [ 15.363573][ T398] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ac64 [ 15.363574][ T398] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff09d4e760 [ 15.363581][ T398] [ 15.409739][ T398] br2: port 1(w1) entered disabled state [ 15.410027][ T398] w1: entered allmulticast mode [ 15.417356][ T398] w1: entered promiscuous mode [ 15.442364][ T399] br2: port 1(w1) entered blocking state [ 15.442632][ T399] br2: port 1(w1) entered forwarding state [ 15.638107][ T407] br2: port 2(vx10) entered blocking state [ 15.638501][ T407] br2: port 2(vx10) entered disabled state [ 15.638892][ T407] vx10: entered allmulticast mode [ 15.641476][ T407] vx10: entered promiscuous mode [ 15.642219][ T407] br2: port 2(vx10) entered blocking state [ 15.642642][ T407] br2: port 2(vx10) entered forwarding state [ 15.859033][ T414] br2: port 3(vx20) entered blocking state [ 15.859422][ T414] br2: port 3(vx20) entered disabled state [ 15.859759][ T414] vx20: entered allmulticast mode [ 15.861387][ T414] vx20: entered promiscuous mode [ 15.861838][ T414] br2: port 3(vx20) entered blocking state [ 15.862156][ T414] br2: port 3(vx20) entered forwarding state [ 15.991621][ T46] br2: port 1(w1) entered disabled state [ 16.142120][ T38] br2: port 1(w1) entered blocking state [ 16.142453][ T38] br2: port 1(w1) entered forwarding state [ 27.511128][ C2] [ 27.511143][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.511146][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 27.511147][ C2] preempt_count: 104, expected: 0 [ 27.511148][ C2] RCU nest depth: 0, expected: 0 [ 27.511149][ C2] INFO: lockdep is turned off. [ 27.511150][ C2] irq event stamp: 921824 [ 27.511151][ C2] hardirqs last enabled at (921824): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.511159][ C2] hardirqs last disabled at (921823): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.511161][ C2] softirqs last enabled at (921814): [] handle_softirqs+0x67c/0x900 [ 27.511165][ C2] softirqs last disabled at (921821): [] __irq_exit_rcu+0x145/0x1c0 [ 27.511167][ C2] Preemption disabled at: [ 27.511168][ C2] [<0000000000000000>] 0x0 [ 27.511174][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.511178][ C2] Tainted: [W]=WARN [ 27.511179][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.511181][ C2] Call Trace: [ 27.511182][ C2] [ 27.511184][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.511189][ C2] __might_resched.cold+0x1fe/0x2c1 [ 27.511193][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.511197][ C2] ? __asan_memcpy+0x3c/0x60 [ 27.511200][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511204][ C2] __kmalloc_noprof+0x443/0x760 [ 27.511207][ C2] ? __rwlock_init+0x150/0x150 [ 27.511210][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 27.511213][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 27.511215][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.511217][ C2] put_chars+0x1e1/0x2f0 [ 27.511219][ C2] ? __send_to_port+0x420/0x420 [ 27.511221][ C2] ? console_prepend_replay+0x20/0x20 [ 27.511224][ C2] hvc_console_print+0x292/0x780 [ 27.511227][ C2] ? hvc_write+0x3a0/0x3a0 [ 27.511229][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511231][ C2] ? lock_acquire+0x13c/0x160 [ 27.511233][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.511236][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 27.511238][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511239][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511241][ C2] ? lock_acquire+0x13c/0x160 [ 27.511243][ C2] ? console_flush_one_record+0x111/0x710 [ 27.511245][ C2] console_flush_one_record+0x46f/0x710 [ 27.511247][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 27.511250][ C2] console_unlock+0xee/0x1f0 [ 27.511251][ C2] ? lock_acquire+0x13c/0x160 [ 27.511253][ C2] ? console_flush_one_record+0x710/0x710 [ 27.511255][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511256][ C2] ? lock_release+0x184/0x1f0 [ 27.511257][ C2] ? lock_acquire+0x60/0x160 [ 27.511259][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.511261][ C2] ? vprintk_emit+0x320/0x3e0 [ 27.511263][ C2] vprintk_emit+0x37c/0x3e0 [ 27.511266][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 27.511268][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.511280][ C2] ? lock_release+0x184/0x1f0 [ 27.511282][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.511288][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.511294][ C2] ? is_module_text_address+0x154/0x250 [ 27.511298][ C2] _printk+0xc7/0x100 [ 27.511302][ C2] ? snapshot_read.cold+0x21/0x21 [ 27.511303][ C2] ? arch_stack_walk+0xd7/0x130 [ 27.511307][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.511309][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.511311][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.511314][ C2] mark_lock_irq+0x989/0x9c0 [ 27.511317][ C2] mark_lock+0x1d7/0xa00 [ 27.511319][ C2] mark_usage+0x42/0x170 [ 27.511320][ C2] __lock_acquire+0x388/0xc20 [ 27.511323][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.511324][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.511331][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511333][ C2] ? lock_acquire+0x13c/0x160 [ 27.511334][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.511341][ C2] _raw_spin_lock+0x33/0x40 [ 27.511342][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.511348][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.511355][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.511361][ C2] call_timer_fn+0x160/0x4d0 [ 27.511364][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.511366][ C2] ? debug_object_active_state+0x430/0x430 [ 27.511369][ C2] ? find_held_lock+0x2b/0x80 [ 27.511371][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.511373][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511375][ C2] __run_timers+0x68f/0xaa0 [ 27.511377][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.511384][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.511386][ C2] ? __lock_acquire+0x518/0xc20 [ 27.511388][ C2] ? __rwlock_init+0x150/0x150 [ 27.511391][ C2] run_timer_softirq+0xf0/0x160 [ 27.511393][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.511395][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.511397][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511399][ C2] handle_softirqs+0x1d3/0x900 [ 27.511401][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.511402][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.511404][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.511406][ C2] irq_exit_rcu+0xe/0x30 [ 27.511407][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.511410][ C2] [ 27.511411][ C2] [ 27.511411][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.511414][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.511417][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 [ 27.511419][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.511422][ C2] RAX: 00000000000e10db RBX: ff11000001bec6c0 RCX: ffffffff9f8f0307 [ 27.511423][ C2] RDX: ff11000001bec6c0 RSI: ffffffffa2638af6 RDI: ffffffffa208d8e0 [ 27.511424][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.511425][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.511426][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.511427][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.511431][ C2] default_idle+0x9/0x10 [ 27.511433][ C2] default_idle_call+0x6e/0xb0 [ 27.511434][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.511436][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.511438][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.511440][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.511441][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.511443][ C2] do_idle+0xd8/0x190 [ 27.511445][ C2] cpu_startup_entry+0x53/0x70 [ 27.511446][ C2] start_secondary+0x204/0x2b0 [ 27.511448][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.511450][ C2] common_startup_64+0x13e/0x148 [ 27.511454][ C2] [ 27.531065][ C2] ======================================================== [ 27.531323][ C2] WARNING: possible irq lock inversion dependency detected [ 27.531581][ C2] 7.2.0-virtme #1 Tainted: G W [ 27.531757][ C2] -------------------------------------------------------- [ 27.532011][ C2] swapper/2/0 just changed the state of lock: [ 27.532235][ C2] ff1100000de82e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.532567][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.532823][ C2] (fs_reclaim){+.+.}-{0:0} [ 27.532826][ C2] [ 27.532826][ C2] [ 27.532826][ C2] and interrupts could create inverse lock ordering between them. [ 27.532826][ C2] [ 27.533336][ C2] [ 27.533336][ C2] other info that might help us debug this: [ 27.533587][ C2] Chain exists of: [ 27.533587][ C2] &br->lock --> console_owner --> fs_reclaim [ 27.533587][ C2] [ 27.533951][ C2] Possible interrupt unsafe locking scenario: [ 27.533951][ C2] [ 27.534208][ C2] CPU0 CPU1 [ 27.534395][ C2] ---- ---- [ 27.534535][ C2] lock(fs_reclaim); [ 27.534641][ C2] local_irq_disable(); [ 27.534863][ C2] lock(&br->lock); [ 27.535083][ C2] lock(console_owner); [ 27.535262][ C2] [ 27.535412][ C2] lock(&br->lock); [ 27.535519][ C2] [ 27.535519][ C2] *** DEADLOCK *** [ 27.535519][ C2] [ 27.535770][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 27.535945][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.536273][ C2] [ 27.536273][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 27.536556][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 27.536745][ C2] HARDIRQ-ON-W at: [ 27.536851][ C2] __lock_acquire+0x388/0xc20 [ 27.537078][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.537255][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.537476][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.537731][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.537988][ C2] workqueue_init+0x2a/0x680 [ 27.538169][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.538422][ C2] kernel_init+0x21/0x150 [ 27.538644][ C2] ret_from_fork+0x474/0x6b0 [ 27.538817][ C2] ret_from_fork_asm+0x11/0x20 [ 27.539041][ C2] SOFTIRQ-ON-W at: [ 27.539151][ C2] __lock_acquire+0x388/0xc20 [ 27.539376][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.539548][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.539768][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.540024][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.540283][ C2] workqueue_init+0x2a/0x680 [ 27.540460][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.540715][ C2] kernel_init+0x21/0x150 [ 27.540934][ C2] ret_from_fork+0x474/0x6b0 [ 27.541111][ C2] ret_from_fork_asm+0x11/0x20 [ 27.541330][ C2] INITIAL USE at: [ 27.541435][ C2] __lock_acquire+0x388/0xc20 [ 27.541655][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.541829][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.542047][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.542307][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.542567][ C2] workqueue_init+0x2a/0x680 [ 27.542740][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.542958][ C2] kernel_init+0x21/0x150 [ 27.543136][ C2] ret_from_fork+0x474/0x6b0 [ 27.543356][ C2] ret_from_fork_asm+0x11/0x20 [ 27.543579][ C2] } [ 27.543653][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.543909][ C2] ... acquired at: [ 27.544011][ C2] __lock_acquire+0x518/0xc20 [ 27.544205][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.544344][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.544528][ C2] __kmalloc_noprof+0xd3/0x760 [ 27.544667][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.544853][ C2] put_chars+0x1e1/0x2f0 [ 27.544995][ C2] hvc_console_print+0x292/0x780 [ 27.545183][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.545321][ C2] console_flush_one_record+0x46f/0x710 [ 27.545506][ C2] console_unlock+0xee/0x1f0 [ 27.545644][ C2] vprintk_emit+0x37c/0x3e0 [ 27.545827][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 27.545968][ C2] dev_printk_emit+0xb9/0xee [ 27.546110][ C2] _dev_info+0xe2/0x116 [ 27.546214][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.546432][ C2] cmos_do_probe+0x73b/0x98a [ 27.546569][ C2] platform_probe+0xfe/0x1f0 [ 27.546754][ C2] call_driver_probe+0x61/0x1c0 [ 27.546893][ C2] really_probe+0x199/0x760 [ 27.547078][ C2] __driver_probe_device+0x24f/0x440 [ 27.547223][ C2] driver_probe_device+0x4a/0xf0 [ 27.547407][ C2] __driver_attach+0x1b8/0x540 [ 27.547547][ C2] bus_for_each_dev+0x130/0x1e0 [ 27.547732][ C2] bus_add_driver+0x2c8/0x530 [ 27.547872][ C2] driver_register+0x1a3/0x390 [ 27.548056][ C2] __platform_driver_probe+0x13f/0x270 [ 27.548201][ C2] cmos_init+0x31/0x40 [ 27.548308][ C2] do_one_initcall+0x124/0x4f0 [ 27.548493][ C2] kernel_init_freeable+0x596/0x630 [ 27.548630][ C2] kernel_init+0x21/0x150 [ 27.548817][ C2] ret_from_fork+0x474/0x6b0 [ 27.548954][ C2] ret_from_fork_asm+0x11/0x20 [ 27.549143][ C2] [ 27.549215][ C2] -> (console_owner){....}-{0:0} { [ 27.549403][ C2] INITIAL USE at: [ 27.549513][ C2] } [ 27.549584][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.549835][ C2] ... acquired at: [ 27.549938][ C2] __lock_acquire+0x518/0xc20 [ 27.550132][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.550268][ C2] console_lock_spinning_enable+0x5c/0x60 [ 27.550484][ C2] console_emit_next_record+0x1d1/0x4c0 [ 27.550670][ C2] console_flush_one_record+0x46f/0x710 [ 27.550807][ C2] console_unlock+0xee/0x1f0 [ 27.550991][ C2] vprintk_emit+0x37c/0x3e0 [ 27.551132][ C2] _printk+0xc7/0x100 [ 27.551235][ C2] br_set_state+0x22f/0x430 [bridge] [ 27.551428][ C2] br_init_port+0xc4/0x200 [bridge] [ 27.551569][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 27.551794][ C2] br_add_if+0xde2/0x1320 [bridge] [ 27.551983][ C2] do_set_master+0x357/0x580 [ 27.552130][ C2] do_setlink.isra.0+0xa31/0x2750 [ 27.552316][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.552453][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.552637][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.552777][ C2] netlink_unicast+0x486/0x750 [ 27.552964][ C2] netlink_sendmsg+0x735/0xc60 [ 27.553107][ C2] ____sys_sendmsg+0x415/0x880 [ 27.553293][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.553438][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.553623][ C2] do_syscall_64+0xff/0x530 [ 27.553760][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.553976][ C2] [ 27.554048][ C2] -> (&br->lock){+.-.}-{3:3} { [ 27.554193][ C2] HARDIRQ-ON-W at: [ 27.554345][ C2] __lock_acquire+0x388/0xc20 [ 27.554522][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.554747][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.554971][ C2] recalculate_group_addr+0x51/0x120 [bridge] [ 27.555193][ C2] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.555460][ C2] br_changelink+0x575/0x16e0 [bridge] [ 27.555686][ C2] br_dev_newlink+0xeb/0x160 [bridge] [ 27.555861][ C2] rtnl_newlink_create+0x2d0/0x750 [ 27.556083][ C2] __rtnl_newlink+0x22b/0xa50 [ 27.556308][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.556483][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.556710][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.556933][ C2] netlink_unicast+0x486/0x750 [ 27.557112][ C2] netlink_sendmsg+0x735/0xc60 [ 27.557336][ C2] ____sys_sendmsg+0x415/0x880 [ 27.557513][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.557735][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.557959][ C2] do_syscall_64+0xff/0x530 [ 27.558141][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.558399][ C2] IN-SOFTIRQ-W at: [ 27.558503][ C2] __lock_acquire+0x388/0xc20 [ 27.558730][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.558957][ C2] _raw_spin_lock+0x33/0x40 [ 27.559139][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.559403][ C2] call_timer_fn+0x160/0x4d0 [ 27.559626][ C2] __run_timers+0x68f/0xaa0 [ 27.559801][ C2] run_timer_softirq+0xf0/0x160 [ 27.560026][ C2] handle_softirqs+0x1d3/0x900 [ 27.560258][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.560434][ C2] irq_exit_rcu+0xe/0x30 [ 27.560656][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.560911][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.561122][ C2] pv_native_safe_halt+0xf/0x10 [ 27.561345][ C2] default_idle+0x9/0x10 [ 27.561568][ C2] default_idle_call+0x6e/0xb0 [ 27.561742][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.562002][ C2] do_idle+0xd8/0x190 [ 27.562144][ C2] cpu_startup_entry+0x53/0x70 [ 27.562363][ C2] start_secondary+0x204/0x2b0 [ 27.562583][ C2] common_startup_64+0x13e/0x148 [ 27.562759][ C2] INITIAL USE at: [ 27.562914][ C2] __lock_acquire+0x388/0xc20 [ 27.563088][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.563316][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.563539][ C2] recalculate_group_addr+0x51/0x120 [bridge] [ 27.563755][ C2] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.564020][ C2] br_changelink+0x575/0x16e0 [bridge] [ 27.564249][ C2] br_dev_newlink+0xeb/0x160 [bridge] [ 27.564426][ C2] rtnl_newlink_create+0x2d0/0x750 [ 27.564648][ C2] __rtnl_newlink+0x22b/0xa50 [ 27.564869][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.565045][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.565271][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.565446][ C2] netlink_unicast+0x486/0x750 [ 27.565666][ C2] netlink_sendmsg+0x735/0xc60 [ 27.565887][ C2] ____sys_sendmsg+0x415/0x880 [ 27.566063][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.566290][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.566513][ C2] do_syscall_64+0xff/0x530 [ 27.566688][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.566945][ C2] } [ 27.567016][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.567277][ C2] ... acquired at: [ 27.567382][ C2] mark_lock+0x1d7/0xa00 [ 27.567568][ C2] mark_usage+0x42/0x170 [ 27.567705][ C2] __lock_acquire+0x388/0xc20 [ 27.567887][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.568025][ C2] _raw_spin_lock+0x33/0x40 [ 27.568168][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.568340][ C2] call_timer_fn+0x160/0x4d0 [ 27.568530][ C2] __run_timers+0x68f/0xaa0 [ 27.568666][ C2] run_timer_softirq+0xf0/0x160 [ 27.568846][ C2] handle_softirqs+0x1d3/0x900 [ 27.568982][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.569170][ C2] irq_exit_rcu+0xe/0x30 [ 27.569306][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.569524][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.569737][ C2] pv_native_safe_halt+0xf/0x10 [ 27.569882][ C2] default_idle+0x9/0x10 [ 27.570066][ C2] default_idle_call+0x6e/0xb0 [ 27.570205][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.570421][ C2] do_idle+0xd8/0x190 [ 27.570525][ C2] cpu_startup_entry+0x53/0x70 [ 27.570709][ C2] start_secondary+0x204/0x2b0 [ 27.570846][ C2] common_startup_64+0x13e/0x148 [ 27.571031][ C2] [ 27.571109][ C2] [ 27.571109][ C2] stack backtrace: [ 27.571332][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.571336][ C2] Tainted: [W]=WARN [ 27.571337][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.571338][ C2] Call Trace: [ 27.571339][ C2] [ 27.571341][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.571345][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.571348][ C2] mark_lock_irq+0x989/0x9c0 [ 27.571351][ C2] mark_lock+0x1d7/0xa00 [ 27.571353][ C2] mark_usage+0x42/0x170 [ 27.571354][ C2] __lock_acquire+0x388/0xc20 [ 27.571357][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.571358][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.571366][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.571369][ C2] ? lock_acquire+0x13c/0x160 [ 27.571371][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.571377][ C2] _raw_spin_lock+0x33/0x40 [ 27.571379][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.571386][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.571393][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.571400][ C2] call_timer_fn+0x160/0x4d0 [ 27.571403][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.571405][ C2] ? debug_object_active_state+0x430/0x430 [ 27.571408][ C2] ? find_held_lock+0x2b/0x80 [ 27.571411][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.571412][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.571415][ C2] __run_timers+0x68f/0xaa0 [ 27.571416][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.571424][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.571426][ C2] ? __lock_acquire+0x518/0xc20 [ 27.571428][ C2] ? __rwlock_init+0x150/0x150 [ 27.571431][ C2] run_timer_softirq+0xf0/0x160 [ 27.571433][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.571435][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.571437][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.571439][ C2] handle_softirqs+0x1d3/0x900 [ 27.571441][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.571442][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.571444][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.571446][ C2] irq_exit_rcu+0xe/0x30 [ 27.571447][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.571449][ C2] [ 27.571450][ C2] [ 27.571451][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.571452][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.571454][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 [ 27.571456][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.571458][ C2] RAX: 00000000000e10db RBX: ff11000001bec6c0 RCX: ffffffff9f8f0307 [ 27.571459][ C2] RDX: ff11000001bec6c0 RSI: ffffffffa2638af6 RDI: ffffffffa208d8e0 [ 27.571460][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.571461][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.571462][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.571464][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.571466][ C2] default_idle+0x9/0x10 [ 27.571468][ C2] default_idle_call+0x6e/0xb0 [ 27.571469][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.571471][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.571473][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.571475][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.571476][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.571478][ C2] do_idle+0xd8/0x190 [ 27.571480][ C2] cpu_startup_entry+0x53/0x70 [ 27.571481][ C2] start_secondary+0x204/0x2b0 [ 27.571482][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.571484][ C2] common_startup_64+0x13e/0x148 [ 27.571487][ C2] [ 28.705653][ T12] vx20: left allmulticast mode [ 28.705673][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.705676][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 28.705677][ T12] preempt_count: 1, expected: 0 [ 28.705678][ T12] RCU nest depth: 0, expected: 0 [ 28.705679][ T12] INFO: lockdep is turned off. [ 28.705680][ T12] irq event stamp: 36254 [ 28.705681][ T12] hardirqs last enabled at (36253): [] _raw_spin_unlock_irq+0x28/0x50 [ 28.705689][ T12] hardirqs last disabled at (36254): [] __schedule+0x1246/0x20e0 [ 28.705691][ T12] softirqs last enabled at (36250): [] __fib6_clean_all+0xff/0x290 [ 28.705695][ T12] softirqs last disabled at (36244): [] __fib6_clean_all+0xd9/0x290 [ 28.705697][ T12] Preemption disabled at: [ 28.705698][ T12] [] vprintk_emit+0x31b/0x3e0 [ 28.705706][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.705710][ T12] Tainted: [W]=WARN [ 28.705711][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.705713][ T12] Workqueue: netns cleanup_net [ 28.705719][ T12] Call Trace: [ 28.705721][ T12] [ 28.705722][ T12] dump_stack_lvl+0x6f/0xa0 [ 28.705728][ T12] ? vprintk_emit+0x31b/0x3e0 [ 28.705730][ T12] __might_resched.cold+0x1fe/0x2c1 [ 28.705734][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.705737][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705742][ T12] __kmalloc_noprof+0x443/0x760 [ 28.705746][ T12] ? __rwlock_init+0x150/0x150 [ 28.705748][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 28.705752][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 28.705754][ T12] alloc_buf.isra.0+0x4b/0x260 [ 28.705756][ T12] put_chars+0x1e1/0x2f0 [ 28.705758][ T12] ? desc_read_finalized_seq+0x79/0x120 [ 28.705760][ T12] ? __send_to_port+0x420/0x420 [ 28.705762][ T12] ? console_prepend_replay+0x20/0x20 [ 28.705764][ T12] hvc_console_print+0x292/0x780 [ 28.705768][ T12] ? hvc_write+0x3a0/0x3a0 [ 28.705770][ T12] ? do_raw_spin_lock+0x131/0x280 [ 28.705772][ T12] ? __rwlock_init+0x150/0x150 [ 28.705773][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705775][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705777][ T12] ? lock_acquire+0x13c/0x160 [ 28.705780][ T12] console_emit_next_record+0x22f/0x4c0 [ 28.705782][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 28.705784][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705786][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705788][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705790][ T12] ? lock_acquire+0x13c/0x160 [ 28.705792][ T12] ? console_flush_one_record+0x111/0x710 [ 28.705794][ T12] console_flush_one_record+0x46f/0x710 [ 28.705797][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 28.705800][ T12] console_unlock+0xee/0x1f0 [ 28.705801][ T12] ? lock_acquire+0x13c/0x160 [ 28.705803][ T12] ? console_flush_one_record+0x710/0x710 [ 28.705805][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705806][ T12] ? lock_release+0x184/0x1f0 [ 28.705808][ T12] ? lock_acquire+0x60/0x160 [ 28.705809][ T12] ? __rcu_read_lock+0x30/0x70 [ 28.705812][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.705814][ T12] ? vprintk_emit+0x320/0x3e0 [ 28.705816][ T12] vprintk_emit+0x37c/0x3e0 [ 28.705818][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 28.705820][ T12] ? process_one_work+0xe3e/0x1560 [ 28.705823][ T12] ? kthread+0x367/0x460 [ 28.705825][ T12] ? ret_from_fork+0x474/0x6b0 [ 28.705828][ T12] ? ret_from_fork_asm+0x11/0x20 [ 28.705831][ T12] _printk+0xc7/0x100 [ 28.705834][ T12] ? snapshot_read.cold+0x21/0x21 [ 28.705836][ T12] ? netdev_name+0x43/0x60 [ 28.705839][ T12] ? __netdev_printk+0x17f/0x1d0 [ 28.705841][ T12] netdev_info+0xe2/0x116 [ 28.705843][ T12] ? netdev_notice+0x120/0x120 [ 28.705845][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705847][ T12] ? __up_read+0x355/0x9e0 [ 28.705849][ T12] ? trace_hardirqs_on+0x36/0x40 [ 28.705851][ T12] ? down_write_nested+0x200/0x200 [ 28.705853][ T12] ? mutex_is_locked+0x1c/0x50 [ 28.705855][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 28.705858][ T12] dev_set_allmulti+0xa2/0x150 [ 28.705861][ T12] del_nbp+0xb7/0xc10 [bridge] [ 28.705875][ T12] br_dev_delete+0x9d/0x1e0 [bridge] [ 28.705883][ T12] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 28.705890][ T12] ops_undo_list+0x5be/0x8f0 [ 28.705893][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 28.705895][ T12] ? idr_destroy+0x121/0x250 [ 28.705898][ T12] cleanup_net+0x431/0x890 [ 28.705900][ T12] ? net_passive_dec+0x230/0x230 [ 28.705902][ T12] ? lock_acquire+0x13c/0x160 [ 28.705904][ T12] ? rcu_is_watching+0x16/0xd0 [ 28.705906][ T12] process_one_work+0xe3e/0x1560 [ 28.705909][ T12] ? __queue_delayed_work+0x470/0x470 [ 28.705911][ T12] ? find_held_lock+0x2b/0x80 [ 28.705913][ T12] ? __rwlock_init+0x150/0x150 [ 28.705915][ T12] worker_thread+0x4f1/0xd60 [ 28.705918][ T12] ? rescuer_thread+0x1340/0x1340 [ 28.705920][ T12] kthread+0x367/0x460 [ 28.705921][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.705923][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 28.705925][ T12] ret_from_fork+0x474/0x6b0 [ 28.705926][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 28.705928][ T12] ? __switch_to+0x5a3/0xe00 [ 28.705931][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 28.705933][ T12] ret_from_fork_asm+0x11/0x20 [ 28.705936][ T12] [ 28.728816][ T12] vx20: left promiscuous mode [ 28.729373][ T12] br2: port 3(vx20) entered disabled state [ 28.733449][ T12] vx10: left allmulticast mode [ 28.733639][ T12] vx10: left promiscuous mode [ 28.733898][ T12] br2: port 2(vx10) entered disabled state [ 28.737125][ T12] w1: left allmulticast mode [ 28.741508][ T12] w1: left promiscuous mode [ 28.741776][ T12] br2: port 1(w1) entered disabled state [ 28.839457][ T12] vx20: left allmulticast mode [ 28.839660][ T12] vx20: left promiscuous mode [ 28.839859][ T12] br2: port 3(vx20) entered disabled state [ 28.841040][ T12] vx10: left allmulticast mode [ 28.841560][ T12] vx10: left promiscuous mode [ 28.841892][ T12] br2: port 2(vx10) entered disabled state [ 28.843899][ T12] w1: left allmulticast mode [ 28.847357][ T12] w1: left promiscuous mode [ 28.847791][ T12] br2: port 1(w1) entered disabled state [ 29.329879][ T563] br1: port 4(veth2) entered disabled state [ 29.353498][ T564] veth2: left allmulticast mode [ 29.353717][ T564] veth2: left promiscuous mode [ 29.353949][ T564] br1: port 4(veth2) entered disabled state [ 29.406357][ T567] br1: port 3(veth1) entered disabled state [ 29.426827][ T568] veth1: left allmulticast mode [ 29.427033][ T568] veth1: left promiscuous mode [ 29.427263][ T568] br1: port 3(veth1) entered disabled state [ 29.463877][ T570] vx20: left allmulticast mode [ 29.464120][ T570] vx20: left promiscuous mode [ 29.464377][ T570] br1: port 2(vx20) entered disabled state [ 29.551348][ T574] vx10: left allmulticast mode [ 29.551545][ T574] vx10: left promiscuous mode [ 29.551770][ T574] br1: port 1(vx10) entered disabled state