[ 11.320282][ T224] veth0: renamed from veth1 [ 11.320362][ T224] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.320365][ T224] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 224, name: ip [ 11.320367][ T224] preempt_count: 1, expected: 0 [ 11.320369][ T224] RCU nest depth: 0, expected: 0 [ 11.320370][ T224] locks held by ip/224: 5, last CPU#0: [ 11.320373][ T224] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 11.320387][ T224] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.320394][ T224] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.320400][ T224] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.320405][ T224] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.320411][ T224] irq event stamp: 19190 [ 11.320412][ T224] hardirqs last enabled at (19189): [] __down_trylock_console_sem+0x86/0xa0 [ 11.320417][ T224] hardirqs last disabled at (19190): [] console_emit_next_record+0x3d4/0x4c0 [ 11.320420][ T224] softirqs last enabled at (19184): [] netif_change_name+0x216/0x8c0 [ 11.320424][ T224] softirqs last disabled at (19182): [] netif_change_name+0x1ad/0x8c0 [ 11.320428][ T224] Preemption disabled at: [ 11.320428][ T224] [] vprintk_emit+0x31b/0x3e0 [ 11.320435][ T224] CPU: 0 UID: 0 PID: 224 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.320440][ T224] Tainted: [W]=WARN [ 11.320441][ T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.320443][ T224] Call Trace: [ 11.320445][ T224] [ 11.320447][ T224] dump_stack_lvl+0x6f/0xa0 [ 11.320454][ T224] ? vprintk_emit+0x31b/0x3e0 [ 11.320457][ T224] __might_resched.cold+0x1fe/0x2c1 [ 11.320462][ T224] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.320468][ T224] ? __kmalloc_noprof+0xdb/0x760 [ 11.320475][ T224] __kmalloc_noprof+0x443/0x760 [ 11.320478][ T224] ? alloc_buf.isra.0+0x4b/0x260 [ 11.320487][ T224] ? do_raw_spin_unlock+0x59/0x250 [ 11.320491][ T224] alloc_buf.isra.0+0x4b/0x260 [ 11.320496][ T224] put_chars+0x1e1/0x2f0 [ 11.320500][ T224] ? __send_to_port+0x420/0x420 [ 11.320511][ T224] hvc_console_print+0x292/0x780 [ 11.320523][ T224] ? hvc_write+0x3a0/0x3a0 [ 11.320528][ T224] ? lock_acquire+0x13c/0x160 [ 11.320535][ T224] console_emit_next_record+0x22f/0x4c0 [ 11.320541][ T224] ? devkmsg_read+0x4b0/0x4b0 [ 11.320544][ T224] ? console_flush_one_record+0x106/0x710 [ 11.320549][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.320553][ T224] ? lock_acquire+0x13c/0x160 [ 11.320560][ T224] console_flush_one_record+0x46f/0x710 [ 11.320567][ T224] ? console_emit_next_record+0x4c0/0x4c0 [ 11.320569][ T224] ? __lock_acquire+0x518/0xc20 [ 11.320579][ T224] console_unlock+0xee/0x1f0 [ 11.320583][ T224] ? console_flush_one_record+0x710/0x710 [ 11.320586][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.320589][ T224] ? lock_acquire+0xe0/0x160 [ 11.320595][ T224] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.320598][ T224] ? vprintk_emit+0x320/0x3e0 [ 11.320603][ T224] vprintk_emit+0x37c/0x3e0 [ 11.320608][ T224] ? wake_up_klogd_work_func+0x90/0x90 [ 11.320611][ T224] ? save_trace+0x68/0x280 [ 11.320618][ T224] _printk+0xc7/0x100 [ 11.320622][ T224] ? snapshot_read.cold+0x21/0x21 [ 11.320627][ T224] ? validate_chain+0x34a/0xc20 [ 11.320630][ T224] ? netdev_name+0x43/0x60 [ 11.320635][ T224] ? __netdev_printk+0x17f/0x1d0 [ 11.320638][ T224] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 11.320641][ T224] netdev_info+0xe2/0x116 [ 11.320645][ T224] ? netdev_notice+0x120/0x120 [ 11.320649][ T224] ? find_held_lock+0x2b/0x80 [ 11.320653][ T224] ? __lock_release.isra.0+0x69/0x1a0 [ 11.320656][ T224] ? mark_held_locks+0x40/0x70 [ 11.320662][ T224] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 11.320665][ T224] netif_change_name.cold+0x4f/0x89 [ 11.320668][ T224] ? register_netdev+0x40/0x40 [ 11.320670][ T224] ? is_bpf_text_address+0x68/0x110 [ 11.320677][ T224] ? netdev_adjacent_rename_links+0x470/0x470 [ 11.320681][ T224] ? __kernel_text_address+0x12/0x30 [ 11.320684][ T224] ? write_profile+0xf0/0xf0 [ 11.320689][ T224] ? __asan_memset+0x27/0x50 [ 11.320697][ T224] do_setlink.isra.0+0x1f7d/0x2a60 [ 11.320703][ T224] ? stack_trace_save+0x93/0xc0 [ 11.320706][ T224] ? rtnl_link_get_size+0x350/0x350 [ 11.320707][ T224] ? rcu_read_lock_any_held+0x66/0x90 [ 11.320711][ T224] ? stack_depot_save_flags+0x38e/0x790 [ 11.320715][ T224] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.320718][ T224] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.320721][ T224] ? validate_chain+0x38b/0xc20 [ 11.320724][ T224] ? kasan_save_stack+0x3d/0x50 [ 11.320727][ T224] ? kasan_save_stack+0x2f/0x50 [ 11.320729][ T224] ? kasan_save_track+0x14/0x30 [ 11.320731][ T224] ? __kasan_kmalloc+0x7b/0x90 [ 11.320734][ T224] ? __lock_acquire+0x518/0xc20 [ 11.320737][ T224] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 11.320741][ T224] ? ___sys_sendmsg+0xd0/0x1d0 [ 11.320746][ T224] ? lock_acquire.part.0+0xd4/0x280 [ 11.320749][ T224] ? rtnl_newlink+0x9a8/0x11b0 [ 11.320756][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.320759][ T224] ? lock_acquire+0x13c/0x160 [ 11.320761][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.320763][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.320766][ T224] ? trace_contention_end+0xb3/0x180 [ 11.320769][ T224] ? __mutex_lock+0x1db/0x1ea0 [ 11.320773][ T224] ? __mutex_lock+0x9a3/0x1ea0 [ 11.320775][ T224] ? rtnl_newlink+0x9a8/0x11b0 [ 11.320781][ T224] ? ww_mutex_lock+0x160/0x160 [ 11.320783][ T224] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.320790][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.320793][ T224] ? __rtnl_newlink+0x3fa/0xa50 [ 11.320802][ T224] rtnl_newlink+0x9f1/0x11b0 [ 11.320810][ T224] ? rtnl_bridge_getlink+0x850/0x850 [ 11.320813][ T224] ? __lock_acquire+0x518/0xc20 [ 11.320820][ T224] ? lock_acquire.part.0+0xd4/0x280 [ 11.320823][ T224] ? find_held_lock+0x2b/0x80 [ 11.320826][ T224] ? rtnl_bridge_getlink+0x850/0x850 [ 11.320829][ T224] ? __lock_release.isra.0+0x69/0x1a0 [ 11.320835][ T224] ? rtnl_bridge_getlink+0x850/0x850 [ 11.320838][ T224] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.320843][ T224] ? rtnl_link_fill+0x920/0x920 [ 11.320845][ T224] ? __lock_acquire+0x518/0xc20 [ 11.320852][ T224] ? lock_acquire.part.0+0xd4/0x280 [ 11.320855][ T224] ? find_held_lock+0x2b/0x80 [ 11.320861][ T224] netlink_rcv_skb+0x14e/0x3a0 [ 11.320865][ T224] ? rtnl_link_fill+0x920/0x920 [ 11.320869][ T224] ? netlink_ack+0xcf0/0xcf0 [ 11.320880][ T224] ? netlink_deliver_tap+0xc5/0x330 [ 11.320882][ T224] ? netlink_deliver_tap+0x13c/0x330 [ 11.320889][ T224] netlink_unicast+0x486/0x750 [ 11.320896][ T224] ? netlink_attachskb+0x810/0x810 [ 11.320899][ T224] ? find_held_lock+0x2b/0x80 [ 11.320907][ T224] netlink_sendmsg+0x75b/0xc90 [ 11.320913][ T224] ? netlink_unicast+0x750/0x750 [ 11.320919][ T224] ? __lock_release.isra.0+0x69/0x1a0 [ 11.320921][ T224] ? __import_iovec+0x36c/0x620 [ 11.320929][ T224] __sock_sendmsg+0xce/0x190 [ 11.320934][ T224] ____sys_sendmsg+0x61a/0x860 [ 11.320938][ T224] ? copy_msghdr_from_user+0x279/0x420 [ 11.320941][ T224] ? sock_write_iter+0x400/0x400 [ 11.320944][ T224] ? move_addr_to_kernel+0x40/0x40 [ 11.320960][ T224] ___sys_sendmsg+0x14e/0x1d0 [ 11.320965][ T224] ? copy_msghdr_from_user+0x420/0x420 [ 11.320995][ T224] __sys_sendmsg+0x12c/0x1d0 [ 11.320999][ T224] ? __sys_sendmsg_sock+0x20/0x20 [ 11.321010][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.321016][ T224] do_syscall_64+0xff/0x530 [ 11.321020][ T224] ? exc_page_fault+0xee/0x100 [ 11.321025][ T224] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.321028][ T224] RIP: 0033:0x7fa399f1454e [ 11.321033][ T224] 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 [ 11.321035][ T224] RSP: 002b:00007fffe59cb800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.321039][ T224] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fa399f1454e [ 11.321041][ T224] RDX: 0000000000000000 RSI: 00007fffe59cb8b0 RDI: 0000000000000005 [ 11.321042][ T224] RBP: 00007fffe59cb810 R08: 0000000000000000 R09: 0000000000000000 [ 11.321044][ T224] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ec8 [ 11.321045][ T224] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe59cbf70 [ 11.321057][ T224] [ 11.402505][ T224] ip (224) used greatest stack depth: 23208 bytes left [ 11.786858][ T261] br0: port 1(swp1) entered blocking state [ 11.787245][ T261] br0: port 1(swp1) entered disabled state [ 11.787593][ T261] swp1: entered allmulticast mode [ 11.789549][ T261] swp1: entered promiscuous mode [ 11.790632][ T261] br0: port 1(swp1) entered blocking state [ 11.791132][ T261] br0: port 1(swp1) entered forwarding state [ 11.914303][ T263] br0: port 2(vx0) entered blocking state [ 11.914707][ T263] br0: port 2(vx0) entered disabled state [ 11.915128][ T263] vx0: entered allmulticast mode [ 11.916227][ T263] vx0: entered promiscuous mode [ 11.922433][ T263] br0: port 2(vx0) entered blocking state [ 11.922909][ T263] br0: port 2(vx0) entered forwarding state [ 12.338554][ T278] br0: port 1(swp1) entered blocking state [ 12.338573][ T278] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.338575][ T278] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 278, name: ip [ 12.338577][ T278] preempt_count: 1, expected: 0 [ 12.338578][ T278] RCU nest depth: 0, expected: 0 [ 12.338579][ T278] locks held by ip/278: 5, last CPU#3: [ 12.338581][ T278] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.338594][ T278] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.338599][ T278] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.338604][ T278] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.338607][ T278] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.338611][ T278] irq event stamp: 16254 [ 12.338612][ T278] hardirqs last enabled at (16253): [] __down_trylock_console_sem+0x86/0xa0 [ 12.338615][ T278] hardirqs last disabled at (16254): [] console_emit_next_record+0x3d4/0x4c0 [ 12.338618][ T278] softirqs last enabled at (16196): [] __alloc_skb+0x4c2/0x5f0 [ 12.338621][ T278] softirqs last disabled at (16194): [] __alloc_skb+0x4c2/0x5f0 [ 12.338623][ T278] Preemption disabled at: [ 12.338624][ T278] [] vprintk_emit+0x31b/0x3e0 [ 12.338629][ T278] CPU: 3 UID: 0 PID: 278 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.338633][ T278] Tainted: [W]=WARN [ 12.338634][ T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.338635][ T278] Call Trace: [ 12.338637][ T278] [ 12.338639][ T278] dump_stack_lvl+0x6f/0xa0 [ 12.338645][ T278] ? vprintk_emit+0x31b/0x3e0 [ 12.338646][ T278] __might_resched.cold+0x1fe/0x2c1 [ 12.338651][ T278] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.338655][ T278] ? __kmalloc_noprof+0xdb/0x760 [ 12.338659][ T278] __kmalloc_noprof+0x443/0x760 [ 12.338661][ T278] ? alloc_buf.isra.0+0x4b/0x260 [ 12.338668][ T278] ? do_raw_spin_unlock+0x59/0x250 [ 12.338671][ T278] alloc_buf.isra.0+0x4b/0x260 [ 12.338675][ T278] put_chars+0x1e1/0x2f0 [ 12.338677][ T278] ? __send_to_port+0x420/0x420 [ 12.338678][ T278] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.338682][ T278] ? validate_chain+0x38b/0xc20 [ 12.338688][ T278] hvc_console_print+0x292/0x780 [ 12.338695][ T278] ? hvc_write+0x3a0/0x3a0 [ 12.338698][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338700][ T278] ? lock_acquire+0x13c/0x160 [ 12.338704][ T278] console_emit_next_record+0x22f/0x4c0 [ 12.338708][ T278] ? devkmsg_read+0x4b0/0x4b0 [ 12.338710][ T278] ? console_flush_one_record+0x106/0x710 [ 12.338713][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338715][ T278] ? lock_acquire+0x13c/0x160 [ 12.338719][ T278] console_flush_one_record+0x46f/0x710 [ 12.338723][ T278] ? console_emit_next_record+0x4c0/0x4c0 [ 12.338725][ T278] ? __lock_acquire+0x518/0xc20 [ 12.338730][ T278] console_unlock+0xee/0x1f0 [ 12.338733][ T278] ? console_flush_one_record+0x710/0x710 [ 12.338735][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338736][ T278] ? lock_acquire+0xe0/0x160 [ 12.338740][ T278] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.338742][ T278] ? vprintk_emit+0x320/0x3e0 [ 12.338745][ T278] vprintk_emit+0x37c/0x3e0 [ 12.338748][ T278] ? wake_up_klogd_work_func+0x90/0x90 [ 12.338749][ T278] ? trace_contention_end+0xb3/0x180 [ 12.338751][ T278] ? __mutex_lock+0x1db/0x1ea0 [ 12.338756][ T278] ? __mutex_lock+0x9a3/0x1ea0 [ 12.338760][ T278] _printk+0xc7/0x100 [ 12.338763][ T278] ? snapshot_read.cold+0x21/0x21 [ 12.338766][ T278] ? new_nbp+0x310/0x650 [ 12.338771][ T278] ? __mutex_unlock_slowpath+0x9e/0x740 [ 12.338775][ T278] br_set_state+0x22f/0x430 [ 12.338779][ T278] br_init_port+0xc4/0x200 [ 12.338781][ T278] new_nbp+0x3a0/0x650 [ 12.338785][ T278] br_add_if+0x212/0x1320 [ 12.338787][ T278] ? _mutex_trylock_nest_lock+0x390/0x390 [ 12.338789][ T278] ? is_bpf_text_address+0x72/0x110 [ 12.338795][ T278] do_set_master+0x3b2/0x780 [ 12.338799][ T278] do_setlink.isra.0+0x9ec/0x2a60 [ 12.338802][ T278] ? stack_trace_save+0x93/0xc0 [ 12.338805][ T278] ? rtnl_link_get_size+0x350/0x350 [ 12.338807][ T278] ? rcu_read_lock_any_held+0x66/0x90 [ 12.338810][ T278] ? stack_depot_save_flags+0x38e/0x790 [ 12.338813][ T278] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.338815][ T278] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.338817][ T278] ? validate_chain+0x38b/0xc20 [ 12.338819][ T278] ? kasan_save_stack+0x3d/0x50 [ 12.338821][ T278] ? kasan_save_stack+0x2f/0x50 [ 12.338823][ T278] ? kasan_save_track+0x14/0x30 [ 12.338824][ T278] ? __kasan_kmalloc+0x7b/0x90 [ 12.338826][ T278] ? __lock_acquire+0x518/0xc20 [ 12.338828][ T278] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.338831][ T278] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.338835][ T278] ? lock_acquire.part.0+0xd4/0x280 [ 12.338837][ T278] ? rtnl_newlink+0x9a8/0x11b0 [ 12.338839][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338841][ T278] ? lock_acquire+0x13c/0x160 [ 12.338843][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338844][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338846][ T278] ? trace_contention_end+0xb3/0x180 [ 12.338848][ T278] ? __mutex_lock+0x1db/0x1ea0 [ 12.338849][ T278] ? __mutex_lock+0x9a3/0x1ea0 [ 12.338851][ T278] ? rtnl_newlink+0x9a8/0x11b0 [ 12.338854][ T278] ? ww_mutex_lock+0x160/0x160 [ 12.338855][ T278] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.338860][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338863][ T278] ? __rtnl_newlink+0x3fa/0xa50 [ 12.338868][ T278] rtnl_newlink+0x9f1/0x11b0 [ 12.338873][ T278] ? rtnl_bridge_getlink+0x850/0x850 [ 12.338875][ T278] ? __lock_acquire+0x518/0xc20 [ 12.338880][ T278] ? lock_acquire.part.0+0xd4/0x280 [ 12.338881][ T278] ? find_held_lock+0x2b/0x80 [ 12.338884][ T278] ? rtnl_bridge_getlink+0x850/0x850 [ 12.338885][ T278] ? __lock_release.isra.0+0x69/0x1a0 [ 12.338889][ T278] ? rtnl_bridge_getlink+0x850/0x850 [ 12.338891][ T278] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.338894][ T278] ? rtnl_link_fill+0x920/0x920 [ 12.338896][ T278] ? __lock_acquire+0x518/0xc20 [ 12.338900][ T278] ? lock_acquire.part.0+0xd4/0x280 [ 12.338902][ T278] ? find_held_lock+0x2b/0x80 [ 12.338906][ T278] netlink_rcv_skb+0x14e/0x3a0 [ 12.338909][ T278] ? rtnl_link_fill+0x920/0x920 [ 12.338912][ T278] ? netlink_ack+0xcf0/0xcf0 [ 12.338918][ T278] ? netlink_deliver_tap+0xc5/0x330 [ 12.338920][ T278] ? netlink_deliver_tap+0x13c/0x330 [ 12.338925][ T278] netlink_unicast+0x486/0x750 [ 12.338929][ T278] ? netlink_attachskb+0x810/0x810 [ 12.338931][ T278] ? find_held_lock+0x2b/0x80 [ 12.338936][ T278] netlink_sendmsg+0x75b/0xc90 [ 12.338939][ T278] ? netlink_unicast+0x750/0x750 [ 12.338943][ T278] ? __lock_release.isra.0+0x69/0x1a0 [ 12.338945][ T278] ? __import_iovec+0x36c/0x620 [ 12.338950][ T278] __sock_sendmsg+0xce/0x190 [ 12.338953][ T278] ____sys_sendmsg+0x61a/0x860 [ 12.338955][ T278] ? copy_msghdr_from_user+0x279/0x420 [ 12.338958][ T278] ? sock_write_iter+0x400/0x400 [ 12.338959][ T278] ? move_addr_to_kernel+0x40/0x40 [ 12.338967][ T278] ___sys_sendmsg+0x14e/0x1d0 [ 12.338969][ T278] ? copy_msghdr_from_user+0x420/0x420 [ 12.338985][ T278] __sys_sendmsg+0x12c/0x1d0 [ 12.338988][ T278] ? __sys_sendmsg_sock+0x20/0x20 [ 12.338995][ T278] ? rcu_is_watching+0x16/0xd0 [ 12.338998][ T278] do_syscall_64+0xff/0x530 [ 12.339000][ T278] ? exc_page_fault+0xee/0x100 [ 12.339003][ T278] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.339005][ T278] RIP: 0033:0x7f3d250f454e [ 12.339009][ T278] 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 [ 12.339011][ T278] RSP: 002b:00007ffe745ba800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.339014][ T278] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3d250f454e [ 12.339015][ T278] RDX: 0000000000000000 RSI: 00007ffe745ba8b0 RDI: 0000000000000005 [ 12.339016][ T278] RBP: 00007ffe745ba810 R08: 0000000000000000 R09: 0000000000000000 [ 12.339016][ T278] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ec9 [ 12.339017][ T278] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe745baf80 [ 12.339024][ T278] [ 12.371699][ T278] br0: port 1(swp1) entered disabled state [ 12.372005][ T278] swp1: entered allmulticast mode [ 12.373887][ T278] swp1: entered promiscuous mode [ 12.374654][ T278] br0: port 1(swp1) entered blocking state [ 12.374926][ T278] br0: port 1(swp1) entered forwarding state [ 12.448501][ T280] br0: port 2(vx0) entered blocking state [ 12.448774][ T280] br0: port 2(vx0) entered disabled state [ 12.448999][ T280] vx0: entered allmulticast mode [ 12.450015][ T280] vx0: entered promiscuous mode [ 12.450422][ T280] br0: port 2(vx0) entered blocking state [ 12.450645][ T280] br0: port 2(vx0) entered forwarding state [ 17.767181][ T292] GACT probability NOT on [ 17.767199][ T292] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.767202][ T292] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 292, name: modprobe [ 17.767204][ T292] preempt_count: 1, expected: 0 [ 17.767204][ T292] RCU nest depth: 0, expected: 0 [ 17.767205][ T292] locks held by modprobe/292: 4, last CPU#2: [ 17.767207][ T292] #0: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.767219][ T292] #1: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.767224][ T292] #2: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.767228][ T292] #3: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 17.767232][ T292] irq event stamp: 19742 [ 17.767233][ T292] hardirqs last enabled at (19741): [] __down_trylock_console_sem+0x86/0xa0 [ 17.767236][ T292] hardirqs last disabled at (19742): [] console_emit_next_record+0x3d4/0x4c0 [ 17.767238][ T292] softirqs last enabled at (18634): [] handle_softirqs+0x67c/0x900 [ 17.767242][ T292] softirqs last disabled at (17703): [] __irq_exit_rcu+0x145/0x1c0 [ 17.767244][ T292] Preemption disabled at: [ 17.767245][ T292] [] vprintk_emit+0x31b/0x3e0 [ 17.767250][ T292] CPU: 2 UID: 0 PID: 292 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.767253][ T292] Tainted: [W]=WARN [ 17.767254][ T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.767256][ T292] Call Trace: [ 17.767258][ T292] [ 17.767259][ T292] dump_stack_lvl+0x6f/0xa0 [ 17.767265][ T292] ? vprintk_emit+0x31b/0x3e0 [ 17.767267][ T292] __might_resched.cold+0x1fe/0x2c1 [ 17.767271][ T292] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.767275][ T292] ? __kmalloc_noprof+0xdb/0x760 [ 17.767279][ T292] __kmalloc_noprof+0x443/0x760 [ 17.767281][ T292] ? alloc_buf.isra.0+0x4b/0x260 [ 17.767288][ T292] ? do_raw_spin_unlock+0x59/0x250 [ 17.767292][ T292] alloc_buf.isra.0+0x4b/0x260 [ 17.767295][ T292] put_chars+0x1e1/0x2f0 [ 17.767297][ T292] ? desc_read_finalized_seq+0x79/0x120 [ 17.767299][ T292] ? __send_to_port+0x420/0x420 [ 17.767302][ T292] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.767305][ T292] ? validate_chain+0x38b/0xc20 [ 17.767310][ T292] hvc_console_print+0x292/0x780 [ 17.767314][ T292] ? __lock_acquire+0x518/0xc20 [ 17.767316][ T292] ? __lock_acquire+0x518/0xc20 [ 17.767321][ T292] ? hvc_write+0x3a0/0x3a0 [ 17.767322][ T292] ? console_emit_next_record+0x1df/0x4c0 [ 17.767326][ T292] ? rcu_is_watching+0x16/0xd0 [ 17.767328][ T292] ? lock_acquire+0x13c/0x160 [ 17.767332][ T292] console_emit_next_record+0x22f/0x4c0 [ 17.767336][ T292] ? devkmsg_read+0x4b0/0x4b0 [ 17.767338][ T292] ? console_flush_one_record+0x106/0x710 [ 17.767341][ T292] ? rcu_is_watching+0x16/0xd0 [ 17.767343][ T292] ? lock_acquire+0x13c/0x160 [ 17.767347][ T292] console_flush_one_record+0x46f/0x710 [ 17.767351][ T292] ? console_emit_next_record+0x4c0/0x4c0 [ 17.767353][ T292] ? __lock_acquire+0x518/0xc20 [ 17.767358][ T292] console_unlock+0xee/0x1f0 [ 17.767361][ T292] ? console_flush_one_record+0x710/0x710 [ 17.767363][ T292] ? rcu_is_watching+0x16/0xd0 [ 17.767364][ T292] ? lock_acquire+0xe0/0x160 [ 17.767368][ T292] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.767369][ T292] ? vprintk_emit+0x320/0x3e0 [ 17.767372][ T292] vprintk_emit+0x37c/0x3e0 [ 17.767376][ T292] ? wake_up_klogd_work_func+0x90/0x90 [ 17.767381][ T292] ? gact_cleanup_module+0xf0/0xf0 [act_gact] [ 17.767384][ T292] _printk+0xc7/0x100 [ 17.767387][ T292] ? snapshot_read.cold+0x21/0x21 [ 17.767393][ T292] ? do_one_initcall+0x113/0x4f0 [ 17.767397][ T292] gact_init_module+0x15/0x1000 [act_gact] [ 17.767399][ T292] do_one_initcall+0x124/0x4f0 [ 17.767401][ T292] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 17.767406][ T292] ? do_init_module+0xae/0x8a0 [ 17.767408][ T292] ? kasan_unpoison+0x44/0x70 [ 17.767414][ T292] do_init_module+0x2ad/0x8a0 [ 17.767417][ T292] ? lockdep_hardirqs_on+0x91/0x130 [ 17.767421][ T292] ? free_module+0x470/0x470 [ 17.767424][ T292] ? kfree+0x123/0x590 [ 17.767427][ T292] load_module+0x1424/0x1bb0 [ 17.767432][ T292] ? security_kernel_post_read_file+0x2f/0x60 [ 17.767437][ T292] ? layout_and_allocate.isra.0+0x680/0x680 [ 17.767441][ T292] ? __ia32_sys_fsconfig+0x180/0x180 [ 17.767445][ T292] ? backing_file_read_iter+0x541/0x790 [ 17.767448][ T292] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.767452][ T292] init_module_from_file+0x11f/0x1a0 [ 17.767454][ T292] ? __do_sys_init_module+0x270/0x270 [ 17.767462][ T292] ? __rwlock_init+0x150/0x150 [ 17.767465][ T292] ? do_raw_spin_unlock+0x59/0x250 [ 17.767468][ T292] idempotent_init_module+0x37b/0x7c0 [ 17.767471][ T292] ? init_module_from_file+0x1a0/0x1a0 [ 17.767477][ T292] ? cap_capable+0x1d7/0x3d0 [ 17.767479][ T292] ? __x64_sys_pread64+0x18d/0x250 [ 17.767484][ T292] __x64_sys_finit_module+0xdf/0x190 [ 17.767486][ T292] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 17.767490][ T292] do_syscall_64+0xff/0x530 [ 17.767493][ T292] ? exc_page_fault+0xee/0x100 [ 17.767495][ T292] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.767497][ T292] RIP: 0033:0x7f2255ae137d [ 17.767501][ T292] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 17.767502][ T292] RSP: 002b:00007fffded45798 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 17.767505][ T292] RAX: ffffffffffffffda RBX: 000056356539d810 RCX: 00007f2255ae137d [ 17.767506][ T292] RDX: 0000000000000000 RSI: 000056353acc9ffd RDI: 0000000000000000 [ 17.767507][ T292] RBP: 00007fffded45830 R08: 0000000000000000 R09: 0000000000000000 [ 17.767508][ T292] R10: 0000000000000000 R11: 0000000000000246 R12: 000056353acc9ffd [ 17.767509][ T292] R13: 000056356539d960 R14: 0000000000040000 R15: 0000000000000000 [ 17.767515][ T292] [ 18.439172][ T46] br0: port 1(swp1) entered disabled state [ 18.990100][ T46] br0: port 1(swp1) entered blocking state [ 18.990124][ T46] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.990126][ T46] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 46, name: kworker/u19:1 [ 18.990127][ T46] preempt_count: 202, expected: 0 [ 18.990128][ T46] RCU nest depth: 0, expected: 0 [ 18.990129][ T46] locks held by kworker/u19:1/46: 9, last CPU#1: [ 18.990131][ T46] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 18.990144][ T46] #1: ffa000000032fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 18.990147][ T46] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 18.990153][ T46] #3: ff1100000aa21e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 18.990157][ T46] #4: ff1100001975ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 18.990162][ T46] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.990166][ T46] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.990171][ T46] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.990174][ T46] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.990178][ T46] irq event stamp: 71741 [ 18.990179][ T46] hardirqs last enabled at (71740): [] __down_trylock_console_sem+0x86/0xa0 [ 18.990182][ T46] hardirqs last disabled at (71741): [] console_emit_next_record+0x3d4/0x4c0 [ 18.990184][ T46] softirqs last enabled at (71734): [] __fib6_clean_all+0xff/0x290 [ 18.990187][ T46] softirqs last disabled at (71736): [] br_port_carrier_check+0x161/0x430 [ 18.990190][ T46] Preemption disabled at: [ 18.990190][ T46] [<0000000000000000>] 0x0 [ 18.990197][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u19:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.990200][ T46] Tainted: [W]=WARN [ 18.990201][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.990203][ T46] Workqueue: events_unbound linkwatch_event [ 18.990206][ T46] Call Trace: [ 18.990208][ T46] [ 18.990210][ T46] dump_stack_lvl+0x6f/0xa0 [ 18.990216][ T46] __might_resched.cold+0x1fe/0x2c1 [ 18.990220][ T46] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.990225][ T46] ? __kmalloc_noprof+0xdb/0x760 [ 18.990229][ T46] __kmalloc_noprof+0x443/0x760 [ 18.990231][ T46] ? alloc_buf.isra.0+0x4b/0x260 [ 18.990238][ T46] ? do_raw_spin_unlock+0x59/0x250 [ 18.990241][ T46] alloc_buf.isra.0+0x4b/0x260 [ 18.990244][ T46] put_chars+0x1e1/0x2f0 [ 18.990247][ T46] ? __send_to_port+0x420/0x420 [ 18.990250][ T46] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.990253][ T46] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.990255][ T46] ? validate_chain+0x38b/0xc20 [ 18.990260][ T46] hvc_console_print+0x292/0x780 [ 18.990263][ T46] ? mark_usage+0x61/0x170 [ 18.990265][ T46] ? __lock_acquire+0x518/0xc20 [ 18.990267][ T46] ? __lock_acquire+0x518/0xc20 [ 18.990271][ T46] ? hvc_write+0x3a0/0x3a0 [ 18.990273][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 18.990278][ T46] ? lock_acquire+0x13c/0x160 [ 18.990282][ T46] console_emit_next_record+0x22f/0x4c0 [ 18.990286][ T46] ? devkmsg_read+0x4b0/0x4b0 [ 18.990288][ T46] ? console_flush_one_record+0x106/0x710 [ 18.990291][ T46] ? rcu_is_watching+0x16/0xd0 [ 18.990293][ T46] ? lock_acquire+0x13c/0x160 [ 18.990297][ T46] console_flush_one_record+0x46f/0x710 [ 18.990302][ T46] ? console_emit_next_record+0x4c0/0x4c0 [ 18.990304][ T46] ? __lock_acquire+0x518/0xc20 [ 18.990309][ T46] console_unlock+0xee/0x1f0 [ 18.990312][ T46] ? console_flush_one_record+0x710/0x710 [ 18.990314][ T46] ? rcu_is_watching+0x16/0xd0 [ 18.990316][ T46] ? lock_acquire+0xe0/0x160 [ 18.990320][ T46] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.990321][ T46] ? vprintk_emit+0x320/0x3e0 [ 18.990324][ T46] vprintk_emit+0x37c/0x3e0 [ 18.990328][ T46] ? wake_up_klogd_work_func+0x90/0x90 [ 18.990329][ T46] ? do_raw_read_unlock+0x70/0x70 [ 18.990331][ T46] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.990333][ T46] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.990337][ T46] _printk+0xc7/0x100 [ 18.990341][ T46] ? snapshot_read.cold+0x21/0x21 [ 18.990346][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 18.990350][ T46] br_set_state+0x22f/0x430 [ 18.990355][ T46] br_init_port+0xc4/0x200 [ 18.990358][ T46] br_stp_enable_port+0x12/0x50 [ 18.990360][ T46] br_port_carrier_check+0x220/0x430 [ 18.990363][ T46] br_device_event+0x52d/0x8f0 [ 18.990366][ T46] ? fib6_ifdown+0x870/0x870 [ 18.990368][ T46] ? packet_sendmsg_spkt+0x1360/0x1360 [ 18.990374][ T46] notifier_call_chain+0xae/0x300 [ 18.990381][ T46] netif_state_change+0x139/0x3d0 [ 18.990386][ T46] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 18.990391][ T46] ? linkwatch_do_dev+0xae/0xd0 [ 18.990393][ T46] __linkwatch_run_queue+0x350/0x850 [ 18.990396][ T46] ? linkwatch_do_dev+0xd0/0xd0 [ 18.990398][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 18.990403][ T46] linkwatch_event+0x7f/0xb0 [ 18.990405][ T46] ? __linkwatch_run_queue+0x850/0x850 [ 18.990409][ T46] process_one_work+0xe3e/0x1560 [ 18.990416][ T46] ? __queue_delayed_work+0x470/0x470 [ 18.990419][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 18.990427][ T46] worker_thread+0x4f1/0xd60 [ 18.990434][ T46] ? rescuer_thread+0x1340/0x1340 [ 18.990436][ T46] kthread+0x367/0x460 [ 18.990439][ T46] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.990442][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.990445][ T46] ret_from_fork+0x474/0x6b0 [ 18.990449][ T46] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 18.990453][ T46] ? __switch_to+0x5a3/0xe00 [ 18.990456][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.990459][ T46] ret_from_fork_asm+0x11/0x20 [ 18.990468][ T46] [ 19.014420][ T46] br0: port 1(swp1) entered forwarding state [ 19.643866][ T36] br0: port 1(swp1) entered disabled state [ 20.182927][ T95] br0: port 1(swp1) entered blocking state [ 20.182947][ T95] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.182950][ T95] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 95, name: kworker/u20:1 [ 20.182952][ T95] preempt_count: 202, expected: 0 [ 20.182953][ T95] RCU nest depth: 0, expected: 0 [ 20.182953][ T95] locks held by kworker/u20:1/95: 9, last CPU#3: [ 20.182956][ T95] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 20.182969][ T95] #1: ffa0000000557d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 20.182973][ T95] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 20.182979][ T95] #3: ff1100000aa21e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 20.182982][ T95] #4: ff1100001975ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 20.182988][ T95] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 20.182992][ T95] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 20.182996][ T95] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 20.182999][ T95] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 20.183003][ T95] irq event stamp: 33599 [ 20.183004][ T95] hardirqs last enabled at (33598): [] __down_trylock_console_sem+0x86/0xa0 [ 20.183008][ T95] hardirqs last disabled at (33599): [] console_emit_next_record+0x3d4/0x4c0 [ 20.183010][ T95] softirqs last enabled at (33592): [] __fib6_clean_all+0xff/0x290 [ 20.183013][ T95] softirqs last disabled at (33594): [] br_port_carrier_check+0x161/0x430 [ 20.183016][ T95] Preemption disabled at: [ 20.183016][ T95] [<0000000000000000>] 0x0 [ 20.183023][ T95] CPU: 3 UID: 0 PID: 95 Comm: kworker/u20:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.183027][ T95] Tainted: [W]=WARN [ 20.183028][ T95] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.183030][ T95] Workqueue: events_unbound linkwatch_event [ 20.183033][ T95] Call Trace: [ 20.183035][ T95] [ 20.183037][ T95] dump_stack_lvl+0x6f/0xa0 [ 20.183043][ T95] __might_resched.cold+0x1fe/0x2c1 [ 20.183048][ T95] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.183052][ T95] ? __kmalloc_noprof+0xdb/0x760 [ 20.183057][ T95] __kmalloc_noprof+0x443/0x760 [ 20.183059][ T95] ? alloc_buf.isra.0+0x4b/0x260 [ 20.183066][ T95] ? do_raw_spin_unlock+0x59/0x250 [ 20.183069][ T95] alloc_buf.isra.0+0x4b/0x260 [ 20.183073][ T95] put_chars+0x1e1/0x2f0 [ 20.183076][ T95] ? __send_to_port+0x420/0x420 [ 20.183078][ T95] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.183082][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.183084][ T95] ? validate_chain+0x38b/0xc20 [ 20.183088][ T95] hvc_console_print+0x292/0x780 [ 20.183092][ T95] ? mark_usage+0x61/0x170 [ 20.183094][ T95] ? __lock_acquire+0x518/0xc20 [ 20.183096][ T95] ? __lock_acquire+0x518/0xc20 [ 20.183100][ T95] ? hvc_write+0x3a0/0x3a0 [ 20.183102][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 20.183107][ T95] ? lock_acquire+0x13c/0x160 [ 20.183111][ T95] console_emit_next_record+0x22f/0x4c0 [ 20.183115][ T95] ? devkmsg_read+0x4b0/0x4b0 [ 20.183117][ T95] ? console_flush_one_record+0x106/0x710 [ 20.183127][ T95] ? rcu_is_watching+0x16/0xd0 [ 20.183129][ T95] ? lock_acquire+0x13c/0x160 [ 20.183133][ T95] console_flush_one_record+0x46f/0x710 [ 20.183138][ T95] ? console_emit_next_record+0x4c0/0x4c0 [ 20.183139][ T95] ? __lock_acquire+0x518/0xc20 [ 20.183145][ T95] console_unlock+0xee/0x1f0 [ 20.183148][ T95] ? console_flush_one_record+0x710/0x710 [ 20.183150][ T95] ? rcu_is_watching+0x16/0xd0 [ 20.183152][ T95] ? lock_acquire+0xe0/0x160 [ 20.183156][ T95] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.183157][ T95] ? vprintk_emit+0x320/0x3e0 [ 20.183160][ T95] vprintk_emit+0x37c/0x3e0 [ 20.183163][ T95] ? wake_up_klogd_work_func+0x90/0x90 [ 20.183165][ T95] ? do_raw_read_unlock+0x70/0x70 [ 20.183167][ T95] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.183169][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.183173][ T95] _printk+0xc7/0x100 [ 20.183177][ T95] ? snapshot_read.cold+0x21/0x21 [ 20.183182][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 20.183186][ T95] br_set_state+0x22f/0x430 [ 20.183191][ T95] br_init_port+0xc4/0x200 [ 20.183194][ T95] br_stp_enable_port+0x12/0x50 [ 20.183195][ T95] br_port_carrier_check+0x220/0x430 [ 20.183199][ T95] br_device_event+0x52d/0x8f0 [ 20.183202][ T95] ? fib6_ifdown+0x870/0x870 [ 20.183204][ T95] ? packet_sendmsg_spkt+0x1360/0x1360 [ 20.183210][ T95] notifier_call_chain+0xae/0x300 [ 20.183217][ T95] netif_state_change+0x139/0x3d0 [ 20.183222][ T95] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 20.183227][ T95] ? linkwatch_do_dev+0xae/0xd0 [ 20.183229][ T95] __linkwatch_run_queue+0x350/0x850 [ 20.183232][ T95] ? linkwatch_do_dev+0xd0/0xd0 [ 20.183235][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 20.183239][ T95] linkwatch_event+0x7f/0xb0 [ 20.183242][ T95] ? __linkwatch_run_queue+0x850/0x850 [ 20.183245][ T95] process_one_work+0xe3e/0x1560 [ 20.183252][ T95] ? __queue_delayed_work+0x470/0x470 [ 20.183255][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 20.183263][ T95] worker_thread+0x4f1/0xd60 [ 20.183267][ T95] ? rescuer_thread+0x1340/0x1340 [ 20.183269][ T95] ? __kthread_parkme+0xbd/0x210 [ 20.183272][ T95] ? rescuer_thread+0x1340/0x1340 [ 20.183275][ T95] ? rescuer_thread+0x1340/0x1340 [ 20.183277][ T95] kthread+0x367/0x460 [ 20.183279][ T95] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 20.183283][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 20.183286][ T95] ret_from_fork+0x474/0x6b0 [ 20.183290][ T95] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 20.183293][ T95] ? __switch_to+0x5a3/0xe00 [ 20.183297][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 20.183300][ T95] ret_from_fork_asm+0x11/0x20 [ 20.183309][ T95] [ 20.206594][ T95] br0: port 1(swp1) entered forwarding state [ 20.795539][ T385] br0: port 1(swp1) entered disabled state [ 21.342417][ T402] br0: port 1(swp1) entered blocking state [ 21.342441][ T402] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.342445][ T402] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 402, name: ip [ 21.342447][ T402] preempt_count: 202, expected: 0 [ 21.342448][ T402] RCU nest depth: 0, expected: 0 [ 21.342450][ T402] locks held by ip/402: 7, last CPU#3: [ 21.342453][ T402] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 21.342468][ T402] #1: ff1100000aa21e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: do_setlink.isra.0+0x27a/0x2a60 [ 21.342475][ T402] #2: ff1100001975ae98 (&br->lock){+...}-{3:3}, at: br_device_event+0x5fd/0x8f0 [ 21.342482][ T402] #3: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.342489][ T402] #4: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.342496][ T402] #5: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.342502][ T402] #6: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.342509][ T402] irq event stamp: 19067 [ 21.342510][ T402] hardirqs last enabled at (19066): [] __down_trylock_console_sem+0x86/0xa0 [ 21.342514][ T402] hardirqs last disabled at (19067): [] console_emit_next_record+0x3d4/0x4c0 [ 21.342517][ T402] softirqs last enabled at (19028): [] inet6_fill_ifla6_attrs+0x1cec/0x23e0 [ 21.342521][ T402] softirqs last disabled at (19062): [] br_device_event+0x5fd/0x8f0 [ 21.342525][ T402] Preemption disabled at: [ 21.342525][ T402] [<0000000000000000>] 0x0 [ 21.342535][ T402] CPU: 3 UID: 0 PID: 402 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.342539][ T402] Tainted: [W]=WARN [ 21.342540][ T402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.342543][ T402] Call Trace: [ 21.342545][ T402] [ 21.342547][ T402] dump_stack_lvl+0x6f/0xa0 [ 21.342556][ T402] __might_resched.cold+0x1fe/0x2c1 [ 21.342563][ T402] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.342569][ T402] ? __kmalloc_noprof+0xdb/0x760 [ 21.342575][ T402] __kmalloc_noprof+0x443/0x760 [ 21.342579][ T402] ? alloc_buf.isra.0+0x4b/0x260 [ 21.342589][ T402] ? do_raw_spin_unlock+0x59/0x250 [ 21.342593][ T402] alloc_buf.isra.0+0x4b/0x260 [ 21.342599][ T402] put_chars+0x1e1/0x2f0 [ 21.342603][ T402] ? __send_to_port+0x420/0x420 [ 21.342605][ T402] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.342610][ T402] ? validate_chain+0x38b/0xc20 [ 21.342620][ T402] hvc_console_print+0x292/0x780 [ 21.342632][ T402] ? hvc_write+0x3a0/0x3a0 [ 21.342637][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.342640][ T402] ? lock_acquire+0x13c/0x160 [ 21.342647][ T402] console_emit_next_record+0x22f/0x4c0 [ 21.342654][ T402] ? devkmsg_read+0x4b0/0x4b0 [ 21.342656][ T402] ? console_flush_one_record+0x106/0x710 [ 21.342662][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.342665][ T402] ? lock_acquire+0x13c/0x160 [ 21.342672][ T402] console_flush_one_record+0x46f/0x710 [ 21.342679][ T402] ? console_emit_next_record+0x4c0/0x4c0 [ 21.342681][ T402] ? __lock_acquire+0x518/0xc20 [ 21.342691][ T402] console_unlock+0xee/0x1f0 [ 21.342696][ T402] ? console_flush_one_record+0x710/0x710 [ 21.342698][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.342701][ T402] ? lock_acquire+0xe0/0x160 [ 21.342708][ T402] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.342710][ T402] ? vprintk_emit+0x320/0x3e0 [ 21.342716][ T402] vprintk_emit+0x37c/0x3e0 [ 21.342721][ T402] ? wake_up_klogd_work_func+0x90/0x90 [ 21.342725][ T402] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.342728][ T402] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.342736][ T402] _printk+0xc7/0x100 [ 21.342741][ T402] ? snapshot_read.cold+0x21/0x21 [ 21.342750][ T402] ? lock_acquire.part.0+0xd4/0x280 [ 21.342759][ T402] br_set_state+0x22f/0x430 [ 21.342767][ T402] br_init_port+0xc4/0x200 [ 21.342771][ T402] br_stp_enable_port+0x12/0x50 [ 21.342774][ T402] br_device_event+0x605/0x8f0 [ 21.342779][ T402] ? packet_sendmsg_spkt+0x1360/0x1360 [ 21.342782][ T402] ? nlmsg_notify+0x62/0x250 [ 21.342793][ T402] notifier_call_chain+0xae/0x300 [ 21.342803][ T402] __dev_notify_flags+0x1b7/0x450 [ 21.342810][ T402] ? netif_change_name+0x8c0/0x8c0 [ 21.342816][ T402] ? netif_set_allmulti+0x2c0/0x2c0 [ 21.342822][ T402] ? write_profile+0xf0/0xf0 [ 21.342830][ T402] netif_change_flags+0xfe/0x190 [ 21.342837][ T402] do_setlink.isra.0+0x1d25/0x2a60 [ 21.342843][ T402] ? stack_trace_save+0x93/0xc0 [ 21.342846][ T402] ? rtnl_link_get_size+0x350/0x350 [ 21.342848][ T402] ? rcu_read_lock_any_held+0x66/0x90 [ 21.342851][ T402] ? stack_depot_save_flags+0x38e/0x790 [ 21.342856][ T402] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.342860][ T402] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.342863][ T402] ? validate_chain+0x38b/0xc20 [ 21.342866][ T402] ? kasan_save_stack+0x3d/0x50 [ 21.342870][ T402] ? kasan_save_stack+0x2f/0x50 [ 21.342872][ T402] ? kasan_save_track+0x14/0x30 [ 21.342874][ T402] ? __kasan_kmalloc+0x7b/0x90 [ 21.342878][ T402] ? __lock_acquire+0x518/0xc20 [ 21.342881][ T402] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 21.342885][ T402] ? ___sys_sendmsg+0xd0/0x1d0 [ 21.342891][ T402] ? lock_acquire.part.0+0xd4/0x280 [ 21.342894][ T402] ? rtnl_newlink+0x9a8/0x11b0 [ 21.342899][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.342902][ T402] ? lock_acquire+0x13c/0x160 [ 21.342904][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.342906][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.342909][ T402] ? trace_contention_end+0xb3/0x180 [ 21.342913][ T402] ? __mutex_lock+0x1db/0x1ea0 [ 21.342916][ T402] ? __mutex_lock+0x9a3/0x1ea0 [ 21.342920][ T402] ? rtnl_newlink+0x9a8/0x11b0 [ 21.342926][ T402] ? ww_mutex_lock+0x160/0x160 [ 21.342932][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.342936][ T402] ? __rtnl_newlink+0x3fa/0xa50 [ 21.342946][ T402] rtnl_newlink+0x9f1/0x11b0 [ 21.342957][ T402] ? rtnl_bridge_getlink+0x850/0x850 [ 21.342961][ T402] ? __lock_acquire+0x518/0xc20 [ 21.342969][ T402] ? lock_acquire.part.0+0xd4/0x280 [ 21.342972][ T402] ? find_held_lock+0x2b/0x80 [ 21.342975][ T402] ? rtnl_bridge_getlink+0x850/0x850 [ 21.342979][ T402] ? __lock_release.isra.0+0x69/0x1a0 [ 21.342985][ T402] ? rtnl_bridge_getlink+0x850/0x850 [ 21.342989][ T402] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.342994][ T402] ? rtnl_link_fill+0x920/0x920 [ 21.342996][ T402] ? __lock_acquire+0x518/0xc20 [ 21.343005][ T402] ? lock_acquire.part.0+0xd4/0x280 [ 21.343008][ T402] ? find_held_lock+0x2b/0x80 [ 21.343014][ T402] netlink_rcv_skb+0x14e/0x3a0 [ 21.343017][ T402] ? rtnl_link_fill+0x920/0x920 [ 21.343022][ T402] ? netlink_ack+0xcf0/0xcf0 [ 21.343034][ T402] ? netlink_deliver_tap+0xc5/0x330 [ 21.343037][ T402] ? netlink_deliver_tap+0x13c/0x330 [ 21.343045][ T402] netlink_unicast+0x486/0x750 [ 21.343052][ T402] ? netlink_attachskb+0x810/0x810 [ 21.343056][ T402] ? find_held_lock+0x2b/0x80 [ 21.343064][ T402] netlink_sendmsg+0x75b/0xc90 [ 21.343071][ T402] ? netlink_unicast+0x750/0x750 [ 21.343078][ T402] ? __lock_release.isra.0+0x69/0x1a0 [ 21.343081][ T402] ? __import_iovec+0x36c/0x620 [ 21.343089][ T402] __sock_sendmsg+0xce/0x190 [ 21.343094][ T402] ____sys_sendmsg+0x61a/0x860 [ 21.343097][ T402] ? copy_msghdr_from_user+0x279/0x420 [ 21.343101][ T402] ? sock_write_iter+0x400/0x400 [ 21.343103][ T402] ? move_addr_to_kernel+0x40/0x40 [ 21.343117][ T402] ___sys_sendmsg+0x14e/0x1d0 [ 21.343127][ T402] ? copy_msghdr_from_user+0x420/0x420 [ 21.343158][ T402] __sys_sendmsg+0x12c/0x1d0 [ 21.343163][ T402] ? __sys_sendmsg_sock+0x20/0x20 [ 21.343174][ T402] ? rcu_is_watching+0x16/0xd0 [ 21.343180][ T402] do_syscall_64+0xff/0x530 [ 21.343184][ T402] ? exc_page_fault+0xee/0x100 [ 21.343189][ T402] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.343192][ T402] RIP: 0033:0x7f31c65d054e [ 21.343196][ T402] 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 [ 21.343198][ T402] RSP: 002b:00007ffeb4dec7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.343203][ T402] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f31c65d054e [ 21.343205][ T402] RDX: 0000000000000000 RSI: 00007ffeb4dec870 RDI: 0000000000000005 [ 21.343206][ T402] RBP: 00007ffeb4dec7d0 R08: 0000000000000000 R09: 0000000000000000 [ 21.343207][ T402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ed2 [ 21.343209][ T402] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb4decf40 [ 21.343223][ T402] [ 21.410086][ T402] br0: port 1(swp1) entered forwarding state [ 21.441216][ T402] ip (402) used greatest stack depth: 23016 bytes left [ 22.463861][ T95] br0: port 1(swp1) entered disabled state [ 22.463881][ T95] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.463884][ T95] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 95, name: kworker/u20:1 [ 22.463885][ T95] preempt_count: 202, expected: 0 [ 22.463887][ T95] RCU nest depth: 0, expected: 0 [ 22.463888][ T95] locks held by kworker/u20:1/95: 9, last CPU#0: [ 22.463889][ T95] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 22.463903][ T95] #1: ffa0000000557d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 22.463907][ T95] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 22.463913][ T95] #3: ff1100000aa21e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 22.463916][ T95] #4: ff1100001975ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 22.463922][ T95] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.463926][ T95] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.463930][ T95] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.463934][ T95] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.463938][ T95] irq event stamp: 54243 [ 22.463939][ T95] hardirqs last enabled at (54242): [] __down_trylock_console_sem+0x86/0xa0 [ 22.463942][ T95] hardirqs last disabled at (54243): [] console_emit_next_record+0x3d4/0x4c0 [ 22.463944][ T95] softirqs last enabled at (54236): [] __fib6_clean_all+0xff/0x290 [ 22.463947][ T95] softirqs last disabled at (54238): [] br_port_carrier_check+0x161/0x430 [ 22.463950][ T95] Preemption disabled at: [ 22.463950][ T95] [<0000000000000000>] 0x0 [ 22.463958][ T95] CPU: 0 UID: 0 PID: 95 Comm: kworker/u20:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.463961][ T95] Tainted: [W]=WARN [ 22.463962][ T95] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.463964][ T95] Workqueue: events_unbound linkwatch_event [ 22.463967][ T95] Call Trace: [ 22.463969][ T95] [ 22.463970][ T95] dump_stack_lvl+0x6f/0xa0 [ 22.463977][ T95] __might_resched.cold+0x1fe/0x2c1 [ 22.463981][ T95] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.463985][ T95] ? __kmalloc_noprof+0xdb/0x760 [ 22.463990][ T95] __kmalloc_noprof+0x443/0x760 [ 22.463992][ T95] ? alloc_buf.isra.0+0x4b/0x260 [ 22.463998][ T95] ? do_raw_spin_unlock+0x59/0x250 [ 22.464001][ T95] alloc_buf.isra.0+0x4b/0x260 [ 22.464005][ T95] put_chars+0x1e1/0x2f0 [ 22.464008][ T95] ? __send_to_port+0x420/0x420 [ 22.464011][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.464014][ T95] ? validate_chain+0x38b/0xc20 [ 22.464019][ T95] hvc_console_print+0x292/0x780 [ 22.464023][ T95] ? __lock_acquire+0x518/0xc20 [ 22.464025][ T95] ? __lock_acquire+0x518/0xc20 [ 22.464030][ T95] ? hvc_write+0x3a0/0x3a0 [ 22.464033][ T95] ? rcu_is_watching+0x16/0xd0 [ 22.464036][ T95] ? lock_acquire+0x13c/0x160 [ 22.464040][ T95] console_emit_next_record+0x22f/0x4c0 [ 22.464044][ T95] ? devkmsg_read+0x4b0/0x4b0 [ 22.464046][ T95] ? console_flush_one_record+0x106/0x710 [ 22.464049][ T95] ? rcu_is_watching+0x16/0xd0 [ 22.464051][ T95] ? lock_acquire+0x13c/0x160 [ 22.464055][ T95] console_flush_one_record+0x46f/0x710 [ 22.464059][ T95] ? console_emit_next_record+0x4c0/0x4c0 [ 22.464061][ T95] ? __lock_acquire+0x518/0xc20 [ 22.464067][ T95] console_unlock+0xee/0x1f0 [ 22.464070][ T95] ? console_flush_one_record+0x710/0x710 [ 22.464072][ T95] ? rcu_is_watching+0x16/0xd0 [ 22.464073][ T95] ? lock_acquire+0xe0/0x160 [ 22.464077][ T95] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.464079][ T95] ? vprintk_emit+0x320/0x3e0 [ 22.464082][ T95] vprintk_emit+0x37c/0x3e0 [ 22.464085][ T95] ? wake_up_klogd_work_func+0x90/0x90 [ 22.464086][ T95] ? __lock_release.isra.0+0x69/0x1a0 [ 22.464089][ T95] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.464091][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.464095][ T95] _printk+0xc7/0x100 [ 22.464098][ T95] ? snapshot_read.cold+0x21/0x21 [ 22.464101][ T95] ? add_chain_block+0xf4/0x5b0 [ 22.464108][ T95] br_set_state+0x22f/0x430 [ 22.464113][ T95] br_stp_disable_port+0x11f/0x390 [ 22.464116][ T95] br_port_carrier_check+0x365/0x430 [ 22.464120][ T95] br_device_event+0x52d/0x8f0 [ 22.464131][ T95] ? packet_sendmsg_spkt+0x1360/0x1360 [ 22.464137][ T95] notifier_call_chain+0xae/0x300 [ 22.464143][ T95] netif_state_change+0x139/0x3d0 [ 22.464147][ T95] ? dev_deactivate+0xc1/0x210 [ 22.464151][ T95] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 22.464155][ T95] ? rfc2863_policy+0x1a0/0x310 [ 22.464157][ T95] ? linkwatch_do_dev+0x9c/0xd0 [ 22.464159][ T95] __linkwatch_run_queue+0x350/0x850 [ 22.464162][ T95] ? linkwatch_do_dev+0xd0/0xd0 [ 22.464165][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 22.464169][ T95] linkwatch_event+0x7f/0xb0 [ 22.464171][ T95] ? __linkwatch_run_queue+0x850/0x850 [ 22.464175][ T95] process_one_work+0xe3e/0x1560 [ 22.464182][ T95] ? __queue_delayed_work+0x470/0x470 [ 22.464185][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 22.464193][ T95] worker_thread+0x4f1/0xd60 [ 22.464197][ T95] ? rescuer_thread+0x1340/0x1340 [ 22.464199][ T95] ? __kthread_parkme+0xbd/0x210 [ 22.464202][ T95] ? rescuer_thread+0x1340/0x1340 [ 22.464205][ T95] ? rescuer_thread+0x1340/0x1340 [ 22.464207][ T95] kthread+0x367/0x460 [ 22.464209][ T95] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 22.464212][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 22.464215][ T95] ret_from_fork+0x474/0x6b0 [ 22.464219][ T95] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 22.464223][ T95] ? __switch_to+0x5a3/0xe00 [ 22.464226][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 22.464229][ T95] ret_from_fork_asm+0x11/0x20 [ 22.464238][ T95] [ 23.026535][ T12] vx0: left allmulticast mode [ 23.026943][ T12] vx0: left promiscuous mode [ 23.027412][ T12] br0: port 2(vx0) entered disabled state [ 23.029800][ T12] swp1: left allmulticast mode [ 23.030253][ T12] swp1: left promiscuous mode [ 23.030600][ T12] br0: port 1(swp1) entered disabled state [ 23.157345][ T12] vx0: left allmulticast mode [ 23.163704][ T12] vx0: left promiscuous mode [ 23.164028][ T12] br0: port 2(vx0) entered disabled state [ 23.165098][ T12] swp1: left allmulticast mode [ 23.165742][ T12] swp1: left promiscuous mode [ 23.166117][ T12] br0: port 1(swp1) entered disabled state [ 24.247845][ T495] veth0: renamed from veth1 [ 24.247863][ T495] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.247866][ T495] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 495, name: ip [ 24.247868][ T495] preempt_count: 1, expected: 0 [ 24.247869][ T495] RCU nest depth: 0, expected: 0 [ 24.247870][ T495] locks held by ip/495: 5, last CPU#2: [ 24.247872][ T495] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 24.247885][ T495] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.247891][ T495] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.247895][ T495] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.247899][ T495] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.247903][ T495] irq event stamp: 17440 [ 24.247904][ T495] hardirqs last enabled at (17439): [] __down_trylock_console_sem+0x86/0xa0 [ 24.247907][ T495] hardirqs last disabled at (17440): [] console_emit_next_record+0x3d4/0x4c0 [ 24.247909][ T495] softirqs last enabled at (17434): [] netif_change_name+0x216/0x8c0 [ 24.247913][ T495] softirqs last disabled at (17432): [] netif_change_name+0x1ad/0x8c0 [ 24.247916][ T495] Preemption disabled at: [ 24.247916][ T495] [] vprintk_emit+0x31b/0x3e0 [ 24.247922][ T495] CPU: 2 UID: 0 PID: 495 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.247926][ T495] Tainted: [W]=WARN [ 24.247927][ T495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.247928][ T495] Call Trace: [ 24.247930][ T495] [ 24.247932][ T495] dump_stack_lvl+0x6f/0xa0 [ 24.247937][ T495] ? vprintk_emit+0x31b/0x3e0 [ 24.247939][ T495] __might_resched.cold+0x1fe/0x2c1 [ 24.247944][ T495] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.247948][ T495] ? __kmalloc_noprof+0xdb/0x760 [ 24.247952][ T495] __kmalloc_noprof+0x443/0x760 [ 24.247954][ T495] ? alloc_buf.isra.0+0x4b/0x260 [ 24.247961][ T495] ? do_raw_spin_unlock+0x59/0x250 [ 24.247964][ T495] alloc_buf.isra.0+0x4b/0x260 [ 24.247968][ T495] put_chars+0x1e1/0x2f0 [ 24.247971][ T495] ? __send_to_port+0x420/0x420 [ 24.247977][ T495] hvc_console_print+0x292/0x780 [ 24.247985][ T495] ? hvc_write+0x3a0/0x3a0 [ 24.247989][ T495] ? lock_acquire+0x13c/0x160 [ 24.247994][ T495] console_emit_next_record+0x22f/0x4c0 [ 24.247998][ T495] ? devkmsg_read+0x4b0/0x4b0 [ 24.248000][ T495] ? console_flush_one_record+0x106/0x710 [ 24.248003][ T495] ? rcu_is_watching+0x16/0xd0 [ 24.248006][ T495] ? lock_acquire+0x13c/0x160 [ 24.248010][ T495] console_flush_one_record+0x46f/0x710 [ 24.248014][ T495] ? console_emit_next_record+0x4c0/0x4c0 [ 24.248016][ T495] ? __lock_acquire+0x518/0xc20 [ 24.248022][ T495] console_unlock+0xee/0x1f0 [ 24.248025][ T495] ? console_flush_one_record+0x710/0x710 [ 24.248027][ T495] ? rcu_is_watching+0x16/0xd0 [ 24.248028][ T495] ? lock_acquire+0xe0/0x160 [ 24.248032][ T495] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.248034][ T495] ? vprintk_emit+0x320/0x3e0 [ 24.248037][ T495] vprintk_emit+0x37c/0x3e0 [ 24.248040][ T495] ? wake_up_klogd_work_func+0x90/0x90 [ 24.248043][ T495] ? _mutex_trylock_nest_lock+0x390/0x390 [ 24.248048][ T495] _printk+0xc7/0x100 [ 24.248052][ T495] ? snapshot_read.cold+0x21/0x21 [ 24.248053][ T495] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.248056][ T495] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.248059][ T495] ? validate_chain+0x38b/0xc20 [ 24.248061][ T495] ? netdev_name+0x43/0x60 [ 24.248065][ T495] ? __netdev_printk+0x17f/0x1d0 [ 24.248068][ T495] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 24.248070][ T495] netdev_info+0xe2/0x116 [ 24.248073][ T495] ? netdev_notice+0x120/0x120 [ 24.248076][ T495] ? find_held_lock+0x2b/0x80 [ 24.248079][ T495] ? __lock_release.isra.0+0x69/0x1a0 [ 24.248082][ T495] ? mark_held_locks+0x40/0x70 [ 24.248085][ T495] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 24.248087][ T495] netif_change_name.cold+0x4f/0x89 [ 24.248090][ T495] ? register_netdev+0x40/0x40 [ 24.248091][ T495] ? is_bpf_text_address+0x68/0x110 [ 24.248097][ T495] ? netdev_adjacent_rename_links+0x470/0x470 [ 24.248099][ T495] ? __kernel_text_address+0x12/0x30 [ 24.248101][ T495] ? write_profile+0xf0/0xf0 [ 24.248105][ T495] ? __asan_memset+0x27/0x50 [ 24.248111][ T495] do_setlink.isra.0+0x1f7d/0x2a60 [ 24.248115][ T495] ? stack_trace_save+0x93/0xc0 [ 24.248117][ T495] ? rtnl_link_get_size+0x350/0x350 [ 24.248118][ T495] ? rcu_read_lock_any_held+0x66/0x90 [ 24.248120][ T495] ? stack_depot_save_flags+0x38e/0x790 [ 24.248124][ T495] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.248126][ T495] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.248133][ T495] ? validate_chain+0x38b/0xc20 [ 24.248136][ T495] ? kasan_save_stack+0x3d/0x50 [ 24.248138][ T495] ? kasan_save_stack+0x2f/0x50 [ 24.248140][ T495] ? kasan_save_track+0x14/0x30 [ 24.248141][ T495] ? __kasan_kmalloc+0x7b/0x90 [ 24.248144][ T495] ? __lock_acquire+0x518/0xc20 [ 24.248146][ T495] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 24.248149][ T495] ? ___sys_sendmsg+0xd0/0x1d0 [ 24.248153][ T495] ? lock_acquire.part.0+0xd4/0x280 [ 24.248155][ T495] ? rtnl_newlink+0x9a8/0x11b0 [ 24.248158][ T495] ? rcu_is_watching+0x16/0xd0 [ 24.248160][ T495] ? lock_acquire+0x13c/0x160 [ 24.248161][ T495] ? rcu_is_watching+0x16/0xd0 [ 24.248162][ T495] ? rcu_is_watching+0x16/0xd0 [ 24.248164][ T495] ? trace_contention_end+0xb3/0x180 [ 24.248166][ T495] ? __mutex_lock+0x1db/0x1ea0 [ 24.248168][ T495] ? __mutex_lock+0x9a3/0x1ea0 [ 24.248170][ T495] ? rtnl_newlink+0x9a8/0x11b0 [ 24.248173][ T495] ? ww_mutex_lock+0x160/0x160 [ 24.248175][ T495] ? nla_get_range_signed+0x3d0/0x3d0 [ 24.248180][ T495] ? rcu_is_watching+0x16/0xd0 [ 24.248182][ T495] ? __rtnl_newlink+0x3fa/0xa50 [ 24.248188][ T495] rtnl_newlink+0x9f1/0x11b0 [ 24.248193][ T495] ? rtnl_bridge_getlink+0x850/0x850 [ 24.248195][ T495] ? __lock_acquire+0x518/0xc20 [ 24.248200][ T495] ? lock_acquire.part.0+0xd4/0x280 [ 24.248202][ T495] ? find_held_lock+0x2b/0x80 [ 24.248204][ T495] ? rtnl_bridge_getlink+0x850/0x850 [ 24.248206][ T495] ? __lock_release.isra.0+0x69/0x1a0 [ 24.248210][ T495] ? rtnl_bridge_getlink+0x850/0x850 [ 24.248212][ T495] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.248216][ T495] ? rtnl_link_fill+0x920/0x920 [ 24.248217][ T495] ? __lock_acquire+0x518/0xc20 [ 24.248222][ T495] ? lock_acquire.part.0+0xd4/0x280 [ 24.248224][ T495] ? find_held_lock+0x2b/0x80 [ 24.248227][ T495] netlink_rcv_skb+0x14e/0x3a0 [ 24.248231][ T495] ? rtnl_link_fill+0x920/0x920 [ 24.248234][ T495] ? netlink_ack+0xcf0/0xcf0 [ 24.248240][ T495] ? netlink_deliver_tap+0xc5/0x330 [ 24.248243][ T495] ? netlink_deliver_tap+0x13c/0x330 [ 24.248247][ T495] netlink_unicast+0x486/0x750 [ 24.248251][ T495] ? netlink_attachskb+0x810/0x810 [ 24.248254][ T495] ? find_held_lock+0x2b/0x80 [ 24.248258][ T495] netlink_sendmsg+0x75b/0xc90 [ 24.248263][ T495] ? netlink_unicast+0x750/0x750 [ 24.248267][ T495] ? __lock_release.isra.0+0x69/0x1a0 [ 24.248268][ T495] ? __import_iovec+0x36c/0x620 [ 24.248274][ T495] __sock_sendmsg+0xce/0x190 [ 24.248277][ T495] ____sys_sendmsg+0x61a/0x860 [ 24.248279][ T495] ? copy_msghdr_from_user+0x279/0x420 [ 24.248282][ T495] ? sock_write_iter+0x400/0x400 [ 24.248283][ T495] ? move_addr_to_kernel+0x40/0x40 [ 24.248291][ T495] ___sys_sendmsg+0x14e/0x1d0 [ 24.248294][ T495] ? copy_msghdr_from_user+0x420/0x420 [ 24.248311][ T495] __sys_sendmsg+0x12c/0x1d0 [ 24.248314][ T495] ? __sys_sendmsg_sock+0x20/0x20 [ 24.248320][ T495] ? rcu_is_watching+0x16/0xd0 [ 24.248323][ T495] do_syscall_64+0xff/0x530 [ 24.248327][ T495] ? exc_page_fault+0xee/0x100 [ 24.248330][ T495] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.248332][ T495] RIP: 0033:0x7f0fc17e354e [ 24.248336][ T495] 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 [ 24.248338][ T495] RSP: 002b:00007ffd0d105490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.248341][ T495] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f0fc17e354e [ 24.248342][ T495] RDX: 0000000000000000 RSI: 00007ffd0d105540 RDI: 0000000000000005 [ 24.248343][ T495] RBP: 00007ffd0d1054a0 R08: 0000000000000000 R09: 0000000000000000 [ 24.248344][ T495] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ed5 [ 24.248345][ T495] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0d105c00 [ 24.248352][ T495] [ 24.821297][ T530] br0: port 1(swp1) entered blocking state [ 24.821797][ T530] br0: port 1(swp1) entered disabled state [ 24.822282][ T530] swp1: entered allmulticast mode [ 24.824094][ T530] swp1: entered promiscuous mode [ 24.825567][ T530] br0: port 1(swp1) entered blocking state [ 24.826030][ T530] br0: port 1(swp1) entered forwarding state [ 24.923381][ T532] br0: port 2(vx0) entered blocking state [ 24.923795][ T532] br0: port 2(vx0) entered disabled state [ 24.924166][ T532] vx0: entered allmulticast mode [ 24.925930][ T532] vx0: entered promiscuous mode [ 24.926615][ T532] br0: port 2(vx0) entered blocking state [ 24.927078][ T532] br0: port 2(vx0) entered forwarding state [ 25.445463][ T545] br0: port 1(swp1) entered blocking state [ 25.445482][ T545] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.445484][ T545] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 545, name: ip [ 25.445486][ T545] preempt_count: 1, expected: 0 [ 25.445487][ T545] RCU nest depth: 0, expected: 0 [ 25.445488][ T545] locks held by ip/545: 5, last CPU#0: [ 25.445490][ T545] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 25.445502][ T545] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.445508][ T545] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.445512][ T545] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.445516][ T545] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.445521][ T545] irq event stamp: 14174 [ 25.445522][ T545] hardirqs last enabled at (14173): [] __down_trylock_console_sem+0x86/0xa0 [ 25.445525][ T545] hardirqs last disabled at (14174): [] console_emit_next_record+0x3d4/0x4c0 [ 25.445527][ T545] softirqs last enabled at (14116): [] __alloc_skb+0x4c2/0x5f0 [ 25.445531][ T545] softirqs last disabled at (14114): [] __alloc_skb+0x4c2/0x5f0 [ 25.445533][ T545] Preemption disabled at: [ 25.445534][ T545] [] vprintk_emit+0x31b/0x3e0 [ 25.445539][ T545] CPU: 0 UID: 0 PID: 545 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.445542][ T545] Tainted: [W]=WARN [ 25.445543][ T545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.445545][ T545] Call Trace: [ 25.445547][ T545] [ 25.445548][ T545] dump_stack_lvl+0x6f/0xa0 [ 25.445554][ T545] ? vprintk_emit+0x31b/0x3e0 [ 25.445556][ T545] __might_resched.cold+0x1fe/0x2c1 [ 25.445561][ T545] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.445566][ T545] ? __kmalloc_noprof+0xdb/0x760 [ 25.445570][ T545] __kmalloc_noprof+0x443/0x760 [ 25.445572][ T545] ? alloc_buf.isra.0+0x4b/0x260 [ 25.445580][ T545] ? do_raw_spin_unlock+0x59/0x250 [ 25.445583][ T545] alloc_buf.isra.0+0x4b/0x260 [ 25.445586][ T545] put_chars+0x1e1/0x2f0 [ 25.445589][ T545] ? __send_to_port+0x420/0x420 [ 25.445590][ T545] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.445594][ T545] ? validate_chain+0x38b/0xc20 [ 25.445600][ T545] hvc_console_print+0x292/0x780 [ 25.445608][ T545] ? hvc_write+0x3a0/0x3a0 [ 25.445611][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445613][ T545] ? lock_acquire+0x13c/0x160 [ 25.445617][ T545] console_emit_next_record+0x22f/0x4c0 [ 25.445621][ T545] ? devkmsg_read+0x4b0/0x4b0 [ 25.445623][ T545] ? console_flush_one_record+0x106/0x710 [ 25.445627][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445628][ T545] ? lock_acquire+0x13c/0x160 [ 25.445632][ T545] console_flush_one_record+0x46f/0x710 [ 25.445637][ T545] ? console_emit_next_record+0x4c0/0x4c0 [ 25.445639][ T545] ? __lock_acquire+0x518/0xc20 [ 25.445644][ T545] console_unlock+0xee/0x1f0 [ 25.445647][ T545] ? console_flush_one_record+0x710/0x710 [ 25.445649][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445651][ T545] ? lock_acquire+0xe0/0x160 [ 25.445655][ T545] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.445657][ T545] ? vprintk_emit+0x320/0x3e0 [ 25.445660][ T545] vprintk_emit+0x37c/0x3e0 [ 25.445663][ T545] ? wake_up_klogd_work_func+0x90/0x90 [ 25.445664][ T545] ? trace_contention_end+0xb3/0x180 [ 25.445667][ T545] ? __mutex_lock+0x1db/0x1ea0 [ 25.445670][ T545] ? __mutex_lock+0x9a3/0x1ea0 [ 25.445673][ T545] _printk+0xc7/0x100 [ 25.445677][ T545] ? snapshot_read.cold+0x21/0x21 [ 25.445680][ T545] ? new_nbp+0x310/0x650 [ 25.445685][ T545] ? __mutex_unlock_slowpath+0x9e/0x740 [ 25.445689][ T545] br_set_state+0x22f/0x430 [ 25.445693][ T545] br_init_port+0xc4/0x200 [ 25.445696][ T545] new_nbp+0x3a0/0x650 [ 25.445700][ T545] br_add_if+0x212/0x1320 [ 25.445702][ T545] ? _mutex_trylock_nest_lock+0x390/0x390 [ 25.445703][ T545] ? is_bpf_text_address+0x72/0x110 [ 25.445710][ T545] do_set_master+0x3b2/0x780 [ 25.445714][ T545] do_setlink.isra.0+0x9ec/0x2a60 [ 25.445718][ T545] ? stack_trace_save+0x93/0xc0 [ 25.445721][ T545] ? rtnl_link_get_size+0x350/0x350 [ 25.445722][ T545] ? rcu_read_lock_any_held+0x66/0x90 [ 25.445725][ T545] ? stack_depot_save_flags+0x38e/0x790 [ 25.445729][ T545] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.445731][ T545] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.445733][ T545] ? validate_chain+0x38b/0xc20 [ 25.445735][ T545] ? kasan_save_stack+0x3d/0x50 [ 25.445738][ T545] ? kasan_save_stack+0x2f/0x50 [ 25.445739][ T545] ? kasan_save_track+0x14/0x30 [ 25.445740][ T545] ? __kasan_kmalloc+0x7b/0x90 [ 25.445743][ T545] ? __lock_acquire+0x518/0xc20 [ 25.445745][ T545] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 25.445748][ T545] ? ___sys_sendmsg+0xd0/0x1d0 [ 25.445752][ T545] ? lock_acquire.part.0+0xd4/0x280 [ 25.445756][ T545] ? rtnl_newlink+0x9a8/0x11b0 [ 25.445759][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445761][ T545] ? lock_acquire+0x13c/0x160 [ 25.445762][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445763][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445765][ T545] ? trace_contention_end+0xb3/0x180 [ 25.445767][ T545] ? __mutex_lock+0x1db/0x1ea0 [ 25.445769][ T545] ? __mutex_lock+0x9a3/0x1ea0 [ 25.445770][ T545] ? rtnl_newlink+0x9a8/0x11b0 [ 25.445774][ T545] ? ww_mutex_lock+0x160/0x160 [ 25.445775][ T545] ? nla_get_range_signed+0x3d0/0x3d0 [ 25.445780][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445783][ T545] ? __rtnl_newlink+0x3fa/0xa50 [ 25.445788][ T545] rtnl_newlink+0x9f1/0x11b0 [ 25.445793][ T545] ? rtnl_bridge_getlink+0x850/0x850 [ 25.445795][ T545] ? __lock_acquire+0x518/0xc20 [ 25.445800][ T545] ? lock_acquire.part.0+0xd4/0x280 [ 25.445802][ T545] ? find_held_lock+0x2b/0x80 [ 25.445804][ T545] ? rtnl_bridge_getlink+0x850/0x850 [ 25.445806][ T545] ? __lock_release.isra.0+0x69/0x1a0 [ 25.445810][ T545] ? rtnl_bridge_getlink+0x850/0x850 [ 25.445812][ T545] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 25.445815][ T545] ? rtnl_link_fill+0x920/0x920 [ 25.445817][ T545] ? __lock_acquire+0x518/0xc20 [ 25.445821][ T545] ? lock_acquire.part.0+0xd4/0x280 [ 25.445823][ T545] ? find_held_lock+0x2b/0x80 [ 25.445827][ T545] netlink_rcv_skb+0x14e/0x3a0 [ 25.445830][ T545] ? rtnl_link_fill+0x920/0x920 [ 25.445833][ T545] ? netlink_ack+0xcf0/0xcf0 [ 25.445840][ T545] ? netlink_deliver_tap+0xc5/0x330 [ 25.445842][ T545] ? netlink_deliver_tap+0x13c/0x330 [ 25.445846][ T545] netlink_unicast+0x486/0x750 [ 25.445851][ T545] ? netlink_attachskb+0x810/0x810 [ 25.445853][ T545] ? find_held_lock+0x2b/0x80 [ 25.445858][ T545] netlink_sendmsg+0x75b/0xc90 [ 25.445862][ T545] ? netlink_unicast+0x750/0x750 [ 25.445866][ T545] ? __lock_release.isra.0+0x69/0x1a0 [ 25.445867][ T545] ? __import_iovec+0x36c/0x620 [ 25.445873][ T545] __sock_sendmsg+0xce/0x190 [ 25.445876][ T545] ____sys_sendmsg+0x61a/0x860 [ 25.445878][ T545] ? copy_msghdr_from_user+0x279/0x420 [ 25.445880][ T545] ? sock_write_iter+0x400/0x400 [ 25.445882][ T545] ? move_addr_to_kernel+0x40/0x40 [ 25.445890][ T545] ___sys_sendmsg+0x14e/0x1d0 [ 25.445892][ T545] ? copy_msghdr_from_user+0x420/0x420 [ 25.445909][ T545] __sys_sendmsg+0x12c/0x1d0 [ 25.445912][ T545] ? __sys_sendmsg_sock+0x20/0x20 [ 25.445918][ T545] ? rcu_is_watching+0x16/0xd0 [ 25.445921][ T545] do_syscall_64+0xff/0x530 [ 25.445924][ T545] ? exc_page_fault+0xee/0x100 [ 25.445927][ T545] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.445930][ T545] RIP: 0033:0x7f7bddf8554e [ 25.445934][ T545] 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 [ 25.445936][ T545] RSP: 002b:00007fff291e91e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.445939][ T545] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7bddf8554e [ 25.445940][ T545] RDX: 0000000000000000 RSI: 00007fff291e9290 RDI: 0000000000000005 [ 25.445941][ T545] RBP: 00007fff291e91f0 R08: 0000000000000000 R09: 0000000000000000 [ 25.445942][ T545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ed6 [ 25.445943][ T545] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff291e9960 [ 25.445950][ T545] [ 25.481426][ T545] br0: port 1(swp1) entered disabled state [ 25.481958][ T545] swp1: entered allmulticast mode [ 25.483209][ T545] swp1: entered promiscuous mode [ 25.489234][ T545] br0: port 1(swp1) entered blocking state [ 25.495296][ T545] br0: port 1(swp1) entered forwarding state [ 25.586575][ T547] br0: port 2(vx0) entered blocking state [ 25.586878][ T547] br0: port 2(vx0) entered disabled state [ 25.587121][ T547] vx0: entered allmulticast mode [ 25.588216][ T547] vx0: entered promiscuous mode [ 25.588643][ T547] br0: port 2(vx0) entered blocking state [ 25.588886][ T547] br0: port 2(vx0) entered forwarding state [ 31.891733][ T480] br0: port 1(swp1) entered disabled state [ 31.891757][ T480] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 31.891759][ T480] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 480, name: kworker/u18:2 [ 31.891761][ T480] preempt_count: 202, expected: 0 [ 31.891762][ T480] RCU nest depth: 0, expected: 0 [ 31.891763][ T480] locks held by kworker/u18:2/480: 9, last CPU#1: [ 31.891765][ T480] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 31.891778][ T480] #1: ffa0000001a77d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 31.891781][ T480] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 31.891787][ T480] #3: ff11000007b31e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 31.891791][ T480] #4: ff1100000226ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 31.891796][ T480] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 31.891800][ T480] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 31.891804][ T480] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 31.891808][ T480] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 31.891812][ T480] irq event stamp: 26863 [ 31.891813][ T480] hardirqs last enabled at (26862): [] __down_trylock_console_sem+0x86/0xa0 [ 31.891816][ T480] hardirqs last disabled at (26863): [] console_emit_next_record+0x3d4/0x4c0 [ 31.891818][ T480] softirqs last enabled at (26856): [] __fib6_clean_all+0xff/0x290 [ 31.891821][ T480] softirqs last disabled at (26858): [] br_port_carrier_check+0x161/0x430 [ 31.891823][ T480] Preemption disabled at: [ 31.891824][ T480] [<0000000000000000>] 0x0 [ 31.891831][ T480] CPU: 1 UID: 0 PID: 480 Comm: kworker/u18:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 31.891834][ T480] Tainted: [W]=WARN [ 31.891835][ T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.891838][ T480] Workqueue: events_unbound linkwatch_event [ 31.891841][ T480] Call Trace: [ 31.891843][ T480] [ 31.891845][ T480] dump_stack_lvl+0x6f/0xa0 [ 31.891851][ T480] __might_resched.cold+0x1fe/0x2c1 [ 31.891855][ T480] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 31.891860][ T480] ? __kmalloc_noprof+0xdb/0x760 [ 31.891864][ T480] __kmalloc_noprof+0x443/0x760 [ 31.891866][ T480] ? alloc_buf.isra.0+0x4b/0x260 [ 31.891873][ T480] ? do_raw_spin_unlock+0x59/0x250 [ 31.891876][ T480] alloc_buf.isra.0+0x4b/0x260 [ 31.891880][ T480] put_chars+0x1e1/0x2f0 [ 31.891882][ T480] ? __send_to_port+0x420/0x420 [ 31.891885][ T480] ? rcu_read_lock_any_held+0x3c/0x90 [ 31.891889][ T480] ? validate_chain+0x38b/0xc20 [ 31.891893][ T480] hvc_console_print+0x292/0x780 [ 31.891898][ T480] ? __lock_acquire+0x518/0xc20 [ 31.891899][ T480] ? __lock_acquire+0x518/0xc20 [ 31.891904][ T480] ? hvc_write+0x3a0/0x3a0 [ 31.891908][ T480] ? rcu_is_watching+0x16/0xd0 [ 31.891910][ T480] ? lock_acquire+0x13c/0x160 [ 31.891914][ T480] console_emit_next_record+0x22f/0x4c0 [ 31.891919][ T480] ? devkmsg_read+0x4b0/0x4b0 [ 31.891921][ T480] ? console_flush_one_record+0x106/0x710 [ 31.891924][ T480] ? rcu_is_watching+0x16/0xd0 [ 31.891926][ T480] ? lock_acquire+0x13c/0x160 [ 31.891930][ T480] console_flush_one_record+0x46f/0x710 [ 31.891934][ T480] ? console_emit_next_record+0x4c0/0x4c0 [ 31.891936][ T480] ? __lock_acquire+0x518/0xc20 [ 31.891942][ T480] console_unlock+0xee/0x1f0 [ 31.891944][ T480] ? console_flush_one_record+0x710/0x710 [ 31.891946][ T480] ? rcu_is_watching+0x16/0xd0 [ 31.891948][ T480] ? lock_acquire+0xe0/0x160 [ 31.891952][ T480] ? __down_trylock_console_sem+0x5e/0xa0 [ 31.891954][ T480] ? vprintk_emit+0x320/0x3e0 [ 31.891958][ T480] vprintk_emit+0x37c/0x3e0 [ 31.891962][ T480] ? wake_up_klogd_work_func+0x90/0x90 [ 31.891963][ T480] ? __lock_release.isra.0+0x69/0x1a0 [ 31.891966][ T480] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 31.891968][ T480] ? rcu_read_lock_any_held+0x3c/0x90 [ 31.891972][ T480] _printk+0xc7/0x100 [ 31.891976][ T480] ? snapshot_read.cold+0x21/0x21 [ 31.891978][ T480] ? add_chain_block+0xf4/0x5b0 [ 31.891985][ T480] br_set_state+0x22f/0x430 [ 31.891990][ T480] br_stp_disable_port+0x11f/0x390 [ 31.891993][ T480] br_port_carrier_check+0x365/0x430 [ 31.891997][ T480] br_device_event+0x52d/0x8f0 [ 31.892001][ T480] ? packet_sendmsg_spkt+0x1360/0x1360 [ 31.892007][ T480] notifier_call_chain+0xae/0x300 [ 31.892013][ T480] netif_state_change+0x139/0x3d0 [ 31.892016][ T480] ? dev_deactivate+0xc1/0x210 [ 31.892020][ T480] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 31.892024][ T480] ? rfc2863_policy+0x1a0/0x310 [ 31.892026][ T480] ? linkwatch_do_dev+0x9c/0xd0 [ 31.892029][ T480] __linkwatch_run_queue+0x350/0x850 [ 31.892032][ T480] ? linkwatch_do_dev+0xd0/0xd0 [ 31.892034][ T480] ? lock_acquire.part.0+0xd4/0x280 [ 31.892039][ T480] linkwatch_event+0x7f/0xb0 [ 31.892041][ T480] ? __linkwatch_run_queue+0x850/0x850 [ 31.892044][ T480] process_one_work+0xe3e/0x1560 [ 31.892051][ T480] ? __queue_delayed_work+0x470/0x470 [ 31.892055][ T480] ? lock_acquire.part.0+0xd4/0x280 [ 31.892062][ T480] worker_thread+0x4f1/0xd60 [ 31.892067][ T480] ? rescuer_thread+0x1340/0x1340 [ 31.892069][ T480] ? __kthread_parkme+0xbd/0x210 [ 31.892072][ T480] ? rescuer_thread+0x1340/0x1340 [ 31.892075][ T480] ? rescuer_thread+0x1340/0x1340 [ 31.892077][ T480] kthread+0x367/0x460 [ 31.892079][ T480] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 31.892082][ T480] ? kthread_affine_preferred+0x4c0/0x4c0 [ 31.892085][ T480] ret_from_fork+0x474/0x6b0 [ 31.892090][ T480] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 31.892093][ T480] ? __switch_to+0x5a3/0xe00 [ 31.892097][ T480] ? kthread_affine_preferred+0x4c0/0x4c0 [ 31.892099][ T480] ret_from_fork_asm+0x11/0x20 [ 31.892108][ T480] [ 32.770866][ T38] br0: port 1(swp1) entered blocking state [ 32.771371][ T38] br0: port 1(swp1) entered forwarding state [ 33.375549][ T480] br0: port 1(swp1) entered disabled state [ 33.375570][ T480] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.375573][ T480] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 480, name: kworker/u18:2 [ 33.375575][ T480] preempt_count: 202, expected: 0 [ 33.375577][ T480] RCU nest depth: 0, expected: 0 [ 33.375578][ T480] locks held by kworker/u18:2/480: 9, last CPU#1: [ 33.375580][ T480] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 33.375596][ T480] #1: ffa0000001a77d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 33.375602][ T480] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 33.375609][ T480] #3: ff11000007b31e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 33.375615][ T480] #4: ff1100000226ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 33.375622][ T480] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 33.375628][ T480] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 33.375634][ T480] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 33.375640][ T480] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 33.375646][ T480] irq event stamp: 46927 [ 33.375647][ T480] hardirqs last enabled at (46926): [] __down_trylock_console_sem+0x86/0xa0 [ 33.375651][ T480] hardirqs last disabled at (46927): [] console_emit_next_record+0x3d4/0x4c0 [ 33.375655][ T480] softirqs last enabled at (46920): [] __fib6_clean_all+0xff/0x290 [ 33.375658][ T480] softirqs last disabled at (46922): [] br_port_carrier_check+0x161/0x430 [ 33.375662][ T480] Preemption disabled at: [ 33.375663][ T480] [<0000000000000000>] 0x0 [ 33.375671][ T480] CPU: 1 UID: 0 PID: 480 Comm: kworker/u18:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.375676][ T480] Tainted: [W]=WARN [ 33.375677][ T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.375680][ T480] Workqueue: events_unbound linkwatch_event [ 33.375684][ T480] Call Trace: [ 33.375686][ T480] [ 33.375688][ T480] dump_stack_lvl+0x6f/0xa0 [ 33.375696][ T480] __might_resched.cold+0x1fe/0x2c1 [ 33.375702][ T480] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.375708][ T480] ? __kmalloc_noprof+0xdb/0x760 [ 33.375715][ T480] __kmalloc_noprof+0x443/0x760 [ 33.375718][ T480] ? alloc_buf.isra.0+0x4b/0x260 [ 33.375728][ T480] ? do_raw_spin_unlock+0x59/0x250 [ 33.375732][ T480] alloc_buf.isra.0+0x4b/0x260 [ 33.375738][ T480] put_chars+0x1e1/0x2f0 [ 33.375742][ T480] ? __send_to_port+0x420/0x420 [ 33.375748][ T480] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.375756][ T480] ? validate_chain+0x38b/0xc20 [ 33.375763][ T480] hvc_console_print+0x292/0x780 [ 33.375769][ T480] ? __lock_acquire+0x518/0xc20 [ 33.375771][ T480] ? __lock_acquire+0x518/0xc20 [ 33.375780][ T480] ? hvc_write+0x3a0/0x3a0 [ 33.375786][ T480] ? rcu_is_watching+0x16/0xd0 [ 33.375789][ T480] ? lock_acquire+0x13c/0x160 [ 33.375797][ T480] console_emit_next_record+0x22f/0x4c0 [ 33.375803][ T480] ? devkmsg_read+0x4b0/0x4b0 [ 33.375806][ T480] ? console_flush_one_record+0x106/0x710 [ 33.375811][ T480] ? rcu_is_watching+0x16/0xd0 [ 33.375814][ T480] ? lock_acquire+0x13c/0x160 [ 33.375821][ T480] console_flush_one_record+0x46f/0x710 [ 33.375829][ T480] ? console_emit_next_record+0x4c0/0x4c0 [ 33.375831][ T480] ? __lock_acquire+0x518/0xc20 [ 33.375841][ T480] console_unlock+0xee/0x1f0 [ 33.375846][ T480] ? console_flush_one_record+0x710/0x710 [ 33.375848][ T480] ? rcu_is_watching+0x16/0xd0 [ 33.375851][ T480] ? lock_acquire+0xe0/0x160 [ 33.375858][ T480] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.375861][ T480] ? vprintk_emit+0x320/0x3e0 [ 33.375866][ T480] vprintk_emit+0x37c/0x3e0 [ 33.375871][ T480] ? wake_up_klogd_work_func+0x90/0x90 [ 33.375873][ T480] ? __lock_release.isra.0+0x69/0x1a0 [ 33.375877][ T480] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 33.375881][ T480] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.375887][ T480] _printk+0xc7/0x100 [ 33.375892][ T480] ? snapshot_read.cold+0x21/0x21 [ 33.375897][ T480] ? add_chain_block+0xf4/0x5b0 [ 33.375908][ T480] br_set_state+0x22f/0x430 [ 33.375916][ T480] br_stp_disable_port+0x11f/0x390 [ 33.375922][ T480] br_port_carrier_check+0x365/0x430 [ 33.375928][ T480] br_device_event+0x52d/0x8f0 [ 33.375933][ T480] ? packet_sendmsg_spkt+0x1360/0x1360 [ 33.375944][ T480] notifier_call_chain+0xae/0x300 [ 33.375954][ T480] netif_state_change+0x139/0x3d0 [ 33.375959][ T480] ? dev_deactivate+0xc1/0x210 [ 33.375965][ T480] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 33.375971][ T480] ? rfc2863_policy+0x1a0/0x310 [ 33.375975][ T480] ? linkwatch_do_dev+0x9c/0xd0 [ 33.375979][ T480] __linkwatch_run_queue+0x350/0x850 [ 33.375984][ T480] ? linkwatch_do_dev+0xd0/0xd0 [ 33.375988][ T480] ? lock_acquire.part.0+0xd4/0x280 [ 33.375996][ T480] linkwatch_event+0x7f/0xb0 [ 33.375999][ T480] ? __linkwatch_run_queue+0x850/0x850 [ 33.376005][ T480] process_one_work+0xe3e/0x1560 [ 33.376017][ T480] ? __queue_delayed_work+0x470/0x470 [ 33.376022][ T480] ? lock_acquire.part.0+0xd4/0x280 [ 33.376037][ T480] worker_thread+0x4f1/0xd60 [ 33.376044][ T480] ? rescuer_thread+0x1340/0x1340 [ 33.376047][ T480] ? __kthread_parkme+0xbd/0x210 [ 33.376051][ T480] ? rescuer_thread+0x1340/0x1340 [ 33.376056][ T480] ? rescuer_thread+0x1340/0x1340 [ 33.376059][ T480] kthread+0x367/0x460 [ 33.376062][ T480] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 33.376066][ T480] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.376071][ T480] ret_from_fork+0x474/0x6b0 [ 33.376077][ T480] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 33.376083][ T480] ? __switch_to+0x5a3/0xe00 [ 33.376088][ T480] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.376092][ T480] ret_from_fork_asm+0x11/0x20 [ 33.376108][ T480] [ 34.253418][ T38] br0: port 1(swp1) entered blocking state [ 34.253945][ T38] br0: port 1(swp1) entered forwarding state [ 35.853895][ T39] br0: port 1(swp1) entered disabled state [ 35.853919][ T39] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 35.853922][ T39] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 39, name: kworker/u20:0 [ 35.853924][ T39] preempt_count: 202, expected: 0 [ 35.853925][ T39] RCU nest depth: 0, expected: 0 [ 35.853927][ T39] locks held by kworker/u20:0/39: 9, last CPU#1: [ 35.853929][ T39] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 35.853945][ T39] #1: ffa00000002bfd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 35.853951][ T39] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 35.853959][ T39] #3: ff11000007b31e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 35.853965][ T39] #4: ff1100000226ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 35.853973][ T39] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 35.853979][ T39] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 35.853985][ T39] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 35.853990][ T39] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 35.853997][ T39] irq event stamp: 110831 [ 35.853998][ T39] hardirqs last enabled at (110830): [] __down_trylock_console_sem+0x86/0xa0 [ 35.854002][ T39] hardirqs last disabled at (110831): [] console_emit_next_record+0x3d4/0x4c0 [ 35.854005][ T39] softirqs last enabled at (110824): [] __fib6_clean_all+0xff/0x290 [ 35.854009][ T39] softirqs last disabled at (110826): [] br_port_carrier_check+0x161/0x430 [ 35.854012][ T39] Preemption disabled at: [ 35.854013][ T39] [<0000000000000000>] 0x0 [ 35.854022][ T39] CPU: 1 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 35.854027][ T39] Tainted: [W]=WARN [ 35.854028][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.854031][ T39] Workqueue: events_unbound linkwatch_event [ 35.854036][ T39] Call Trace: [ 35.854038][ T39] [ 35.854041][ T39] dump_stack_lvl+0x6f/0xa0 [ 35.854049][ T39] __might_resched.cold+0x1fe/0x2c1 [ 35.854055][ T39] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 35.854061][ T39] ? __kmalloc_noprof+0xdb/0x760 [ 35.854067][ T39] __kmalloc_noprof+0x443/0x760 [ 35.854071][ T39] ? alloc_buf.isra.0+0x4b/0x260 [ 35.854081][ T39] ? do_raw_spin_unlock+0x59/0x250 [ 35.854084][ T39] alloc_buf.isra.0+0x4b/0x260 [ 35.854090][ T39] put_chars+0x1e1/0x2f0 [ 35.854095][ T39] ? __send_to_port+0x420/0x420 [ 35.854100][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 35.854105][ T39] ? validate_chain+0x38b/0xc20 [ 35.854113][ T39] hvc_console_print+0x292/0x780 [ 35.854118][ T39] ? __lock_acquire+0x518/0xc20 [ 35.854120][ T39] ? __lock_acquire+0x518/0xc20 [ 35.854128][ T39] ? hvc_write+0x3a0/0x3a0 [ 35.854135][ T39] ? rcu_is_watching+0x16/0xd0 [ 35.854138][ T39] ? lock_acquire+0x13c/0x160 [ 35.854146][ T39] console_emit_next_record+0x22f/0x4c0 [ 35.854152][ T39] ? devkmsg_read+0x4b0/0x4b0 [ 35.854160][ T39] ? console_flush_one_record+0x106/0x710 [ 35.854165][ T39] ? rcu_is_watching+0x16/0xd0 [ 35.854169][ T39] ? lock_acquire+0x13c/0x160 [ 35.854176][ T39] console_flush_one_record+0x46f/0x710 [ 35.854183][ T39] ? console_emit_next_record+0x4c0/0x4c0 [ 35.854186][ T39] ? __lock_acquire+0x518/0xc20 [ 35.854195][ T39] console_unlock+0xee/0x1f0 [ 35.854200][ T39] ? console_flush_one_record+0x710/0x710 [ 35.854202][ T39] ? rcu_is_watching+0x16/0xd0 [ 35.854205][ T39] ? lock_acquire+0xe0/0x160 [ 35.854211][ T39] ? __down_trylock_console_sem+0x5e/0xa0 [ 35.854214][ T39] ? vprintk_emit+0x320/0x3e0 [ 35.854219][ T39] vprintk_emit+0x37c/0x3e0 [ 35.854225][ T39] ? wake_up_klogd_work_func+0x90/0x90 [ 35.854227][ T39] ? __lock_release.isra.0+0x69/0x1a0 [ 35.854231][ T39] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 35.854234][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 35.854240][ T39] _printk+0xc7/0x100 [ 35.854246][ T39] ? snapshot_read.cold+0x21/0x21 [ 35.854250][ T39] ? add_chain_block+0xf4/0x5b0 [ 35.854262][ T39] br_set_state+0x22f/0x430 [ 35.854269][ T39] br_stp_disable_port+0x11f/0x390 [ 35.854275][ T39] br_port_carrier_check+0x365/0x430 [ 35.854281][ T39] br_device_event+0x52d/0x8f0 [ 35.854287][ T39] ? packet_sendmsg_spkt+0x1360/0x1360 [ 35.854297][ T39] notifier_call_chain+0xae/0x300 [ 35.854307][ T39] netif_state_change+0x139/0x3d0 [ 35.854312][ T39] ? dev_deactivate+0xc1/0x210 [ 35.854318][ T39] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 35.854324][ T39] ? rfc2863_policy+0x1a0/0x310 [ 35.854328][ T39] ? linkwatch_do_dev+0x9c/0xd0 [ 35.854332][ T39] __linkwatch_run_queue+0x350/0x850 [ 35.854337][ T39] ? linkwatch_do_dev+0xd0/0xd0 [ 35.854342][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 35.854349][ T39] linkwatch_event+0x7f/0xb0 [ 35.854353][ T39] ? __linkwatch_run_queue+0x850/0x850 [ 35.854358][ T39] process_one_work+0xe3e/0x1560 [ 35.854370][ T39] ? __queue_delayed_work+0x470/0x470 [ 35.854375][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 35.854389][ T39] worker_thread+0x4f1/0xd60 [ 35.854402][ T39] ? rescuer_thread+0x1340/0x1340 [ 35.854405][ T39] kthread+0x367/0x460 [ 35.854408][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 35.854412][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 35.854417][ T39] ret_from_fork+0x474/0x6b0 [ 35.854423][ T39] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 35.854429][ T39] ? __switch_to+0x5a3/0xe00 [ 35.854434][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 35.854439][ T39] ret_from_fork_asm+0x11/0x20 [ 35.854455][ T39] [ 36.786364][ T12] vx0: left allmulticast mode [ 36.786743][ T12] vx0: left promiscuous mode [ 36.787351][ T12] br0: port 2(vx0) entered disabled state [ 36.789471][ T12] swp1: left allmulticast mode [ 36.789882][ T12] swp1: left promiscuous mode [ 36.790377][ T12] br0: port 1(swp1) entered disabled state [ 36.946935][ T12] vx0: left allmulticast mode [ 36.946959][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 36.946963][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 36.946965][ T12] preempt_count: 1, expected: 0 [ 36.946966][ T12] RCU nest depth: 0, expected: 0 [ 36.946968][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 36.946970][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 36.946985][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 36.946991][ T12] #2: ffffffff8deffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 36.946998][ T12] #3: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 36.947004][ T12] #4: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 36.947010][ T12] #5: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 36.947016][ T12] #6: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 36.947021][ T12] #7: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 36.947028][ T12] irq event stamp: 200664 [ 36.947029][ T12] hardirqs last enabled at (200663): [] __down_trylock_console_sem+0x86/0xa0 [ 36.947033][ T12] hardirqs last disabled at (200664): [] console_emit_next_record+0x3d4/0x4c0 [ 36.947036][ T12] softirqs last enabled at (200646): [] handle_softirqs+0x67c/0x900 [ 36.947040][ T12] softirqs last disabled at (200547): [] __irq_exit_rcu+0x145/0x1c0 [ 36.947044][ T12] Preemption disabled at: [ 36.947045][ T12] [] vprintk_emit+0x31b/0x3e0 [ 36.947051][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 36.947056][ T12] Tainted: [W]=WARN [ 36.947057][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.947060][ T12] Workqueue: netns cleanup_net [ 36.947064][ T12] Call Trace: [ 36.947066][ T12] [ 36.947069][ T12] dump_stack_lvl+0x6f/0xa0 [ 36.947075][ T12] ? vprintk_emit+0x31b/0x3e0 [ 36.947078][ T12] __might_resched.cold+0x1fe/0x2c1 [ 36.947084][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 36.947090][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 36.947097][ T12] __kmalloc_noprof+0x443/0x760 [ 36.947100][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 36.947110][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 36.947114][ T12] alloc_buf.isra.0+0x4b/0x260 [ 36.947120][ T12] put_chars+0x1e1/0x2f0 [ 36.947124][ T12] ? __send_to_port+0x420/0x420 [ 36.947126][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 36.947131][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 36.947135][ T12] ? validate_chain+0x38b/0xc20 [ 36.947144][ T12] hvc_console_print+0x292/0x780 [ 36.947149][ T12] ? __lock_acquire+0x518/0xc20 [ 36.947165][ T12] ? hvc_write+0x3a0/0x3a0 [ 36.947170][ T12] ? rcu_is_watching+0x16/0xd0 [ 36.947179][ T12] console_emit_next_record+0x22f/0x4c0 [ 36.947186][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 36.947189][ T12] ? console_flush_one_record+0x106/0x710 [ 36.947194][ T12] ? rcu_is_watching+0x16/0xd0 [ 36.947197][ T12] ? lock_acquire+0x13c/0x160 [ 36.947204][ T12] console_flush_one_record+0x46f/0x710 [ 36.947212][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 36.947214][ T12] ? __lock_acquire+0x518/0xc20 [ 36.947224][ T12] console_unlock+0xee/0x1f0 [ 36.947229][ T12] ? console_flush_one_record+0x710/0x710 [ 36.947232][ T12] ? rcu_is_watching+0x16/0xd0 [ 36.947235][ T12] ? lock_acquire+0xe0/0x160 [ 36.947242][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 36.947244][ T12] ? vprintk_emit+0x320/0x3e0 [ 36.947250][ T12] vprintk_emit+0x37c/0x3e0 [ 36.947255][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 36.947257][ T12] ? cleanup_net+0x431/0x940 [ 36.947260][ T12] ? worker_thread+0x4f1/0xd60 [ 36.947263][ T12] ? kthread+0x367/0x460 [ 36.947266][ T12] ? ret_from_fork+0x474/0x6b0 [ 36.947270][ T12] ? ret_from_fork_asm+0x11/0x20 [ 36.947277][ T12] _printk+0xc7/0x100 [ 36.947283][ T12] ? snapshot_read.cold+0x21/0x21 [ 36.947290][ T12] ? netdev_name+0x43/0x60 [ 36.947295][ T12] ? __netdev_printk+0x17f/0x1d0 [ 36.947302][ T12] netdev_info+0xe2/0x116 [ 36.947307][ T12] ? netdev_notice+0x120/0x120 [ 36.947315][ T12] ? rcu_is_watching+0x16/0xd0 [ 36.947318][ T12] ? __up_read+0x355/0x9e0 [ 36.947322][ T12] ? down_write_nested+0x200/0x200 [ 36.947326][ T12] ? mutex_is_locked+0x1c/0x50 [ 36.947330][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 36.947337][ T12] dev_set_allmulti+0xa6/0x240 [ 36.947343][ T12] del_nbp+0xb7/0xc10 [ 36.947353][ T12] br_dev_delete+0x9d/0x1e0 [ 36.947359][ T12] br_net_exit_rtnl+0xb8/0x110 [ 36.947365][ T12] ops_undo_list+0x5be/0x8f0 [ 36.947372][ T12] ? netns_install+0x2a0/0x2a0 [ 36.947375][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 36.947385][ T12] cleanup_net+0x431/0x940 [ 36.947390][ T12] ? net_passive_dec+0x230/0x230 [ 36.947397][ T12] ? lock_acquire+0x13c/0x160 [ 36.947400][ T12] ? rcu_is_watching+0x16/0xd0 [ 36.947407][ T12] process_one_work+0xe3e/0x1560 [ 36.947418][ T12] ? __queue_delayed_work+0x470/0x470 [ 36.947423][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 36.947438][ T12] worker_thread+0x4f1/0xd60 [ 36.947451][ T12] ? rescuer_thread+0x1340/0x1340 [ 36.947454][ T12] kthread+0x367/0x460 [ 36.947457][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 36.947461][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 36.947466][ T12] ret_from_fork+0x474/0x6b0 [ 36.947471][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 36.947477][ T12] ? __switch_to+0x5a3/0xe00 [ 36.947482][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 36.947487][ T12] ret_from_fork_asm+0x11/0x20 [ 36.947501][ T12] [ 36.992234][ T12] vx0: left promiscuous mode [ 36.992685][ T12] br0: port 2(vx0) entered disabled state [ 36.997005][ T12] swp1: left allmulticast mode [ 37.003307][ T12] swp1: left promiscuous mode [ 37.003622][ T12] br0: port 1(swp1) entered disabled state [ 38.159388][ T780] veth0: renamed from veth1 [ 38.159405][ T780] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 38.159408][ T780] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 780, name: ip [ 38.159409][ T780] preempt_count: 1, expected: 0 [ 38.159410][ T780] RCU nest depth: 0, expected: 0 [ 38.159411][ T780] locks held by ip/780: 5, last CPU#0: [ 38.159413][ T780] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 38.159425][ T780] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 38.159431][ T780] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 38.159435][ T780] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 38.159439][ T780] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 38.159443][ T780] irq event stamp: 15658 [ 38.159444][ T780] hardirqs last enabled at (15657): [] __down_trylock_console_sem+0x86/0xa0 [ 38.159447][ T780] hardirqs last disabled at (15658): [] console_emit_next_record+0x3d4/0x4c0 [ 38.159450][ T780] softirqs last enabled at (15652): [] netif_change_name+0x216/0x8c0 [ 38.159453][ T780] softirqs last disabled at (15650): [] netif_change_name+0x1ad/0x8c0 [ 38.159456][ T780] Preemption disabled at: [ 38.159457][ T780] [] vprintk_emit+0x31b/0x3e0 [ 38.159462][ T780] CPU: 0 UID: 0 PID: 780 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 38.159465][ T780] Tainted: [W]=WARN [ 38.159466][ T780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.159467][ T780] Call Trace: [ 38.159469][ T780] [ 38.159471][ T780] dump_stack_lvl+0x6f/0xa0 [ 38.159477][ T780] ? vprintk_emit+0x31b/0x3e0 [ 38.159478][ T780] __might_resched.cold+0x1fe/0x2c1 [ 38.159483][ T780] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 38.159487][ T780] ? __kmalloc_noprof+0xdb/0x760 [ 38.159492][ T780] __kmalloc_noprof+0x443/0x760 [ 38.159493][ T780] ? alloc_buf.isra.0+0x4b/0x260 [ 38.159500][ T780] ? do_raw_spin_unlock+0x59/0x250 [ 38.159503][ T780] alloc_buf.isra.0+0x4b/0x260 [ 38.159507][ T780] put_chars+0x1e1/0x2f0 [ 38.159509][ T780] ? __send_to_port+0x420/0x420 [ 38.159516][ T780] hvc_console_print+0x292/0x780 [ 38.159524][ T780] ? hvc_write+0x3a0/0x3a0 [ 38.159527][ T780] ? lock_acquire+0x13c/0x160 [ 38.159531][ T780] console_emit_next_record+0x22f/0x4c0 [ 38.159536][ T780] ? devkmsg_read+0x4b0/0x4b0 [ 38.159537][ T780] ? console_flush_one_record+0x106/0x710 [ 38.159541][ T780] ? rcu_is_watching+0x16/0xd0 [ 38.159543][ T780] ? lock_acquire+0x13c/0x160 [ 38.159548][ T780] console_flush_one_record+0x46f/0x710 [ 38.159552][ T780] ? console_emit_next_record+0x4c0/0x4c0 [ 38.159554][ T780] ? __lock_acquire+0x518/0xc20 [ 38.159559][ T780] console_unlock+0xee/0x1f0 [ 38.159562][ T780] ? console_flush_one_record+0x710/0x710 [ 38.159564][ T780] ? rcu_is_watching+0x16/0xd0 [ 38.159565][ T780] ? lock_acquire+0xe0/0x160 [ 38.159569][ T780] ? __down_trylock_console_sem+0x5e/0xa0 [ 38.159571][ T780] ? vprintk_emit+0x320/0x3e0 [ 38.159574][ T780] vprintk_emit+0x37c/0x3e0 [ 38.159577][ T780] ? wake_up_klogd_work_func+0x90/0x90 [ 38.159580][ T780] ? _mutex_trylock_nest_lock+0x390/0x390 [ 38.159585][ T780] _printk+0xc7/0x100 [ 38.159589][ T780] ? snapshot_read.cold+0x21/0x21 [ 38.159590][ T780] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 38.159593][ T780] ? rcu_read_lock_any_held+0x3c/0x90 [ 38.159596][ T780] ? validate_chain+0x38b/0xc20 [ 38.159598][ T780] ? netdev_name+0x43/0x60 [ 38.159602][ T780] ? __netdev_printk+0x17f/0x1d0 [ 38.159605][ T780] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 38.159607][ T780] netdev_info+0xe2/0x116 [ 38.159610][ T780] ? netdev_notice+0x120/0x120 [ 38.159612][ T780] ? find_held_lock+0x2b/0x80 [ 38.159615][ T780] ? __lock_release.isra.0+0x69/0x1a0 [ 38.159618][ T780] ? mark_held_locks+0x40/0x70 [ 38.159621][ T780] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 38.159623][ T780] netif_change_name.cold+0x4f/0x89 [ 38.159626][ T780] ? register_netdev+0x40/0x40 [ 38.159627][ T780] ? is_bpf_text_address+0x68/0x110 [ 38.159632][ T780] ? netdev_adjacent_rename_links+0x470/0x470 [ 38.159635][ T780] ? __kernel_text_address+0x12/0x30 [ 38.159637][ T780] ? write_profile+0xf0/0xf0 [ 38.159641][ T780] ? __asan_memset+0x27/0x50 [ 38.159647][ T780] do_setlink.isra.0+0x1f7d/0x2a60 [ 38.159651][ T780] ? stack_trace_save+0x93/0xc0 [ 38.159653][ T780] ? rtnl_link_get_size+0x350/0x350 [ 38.159654][ T780] ? rcu_read_lock_any_held+0x66/0x90 [ 38.159656][ T780] ? stack_depot_save_flags+0x38e/0x790 [ 38.159659][ T780] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 38.159661][ T780] ? rcu_read_lock_any_held+0x3c/0x90 [ 38.159663][ T780] ? validate_chain+0x38b/0xc20 [ 38.159665][ T780] ? kasan_save_stack+0x3d/0x50 [ 38.159667][ T780] ? kasan_save_stack+0x2f/0x50 [ 38.159668][ T780] ? kasan_save_track+0x14/0x30 [ 38.159670][ T780] ? __kasan_kmalloc+0x7b/0x90 [ 38.159672][ T780] ? __lock_acquire+0x518/0xc20 [ 38.159674][ T780] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 38.159677][ T780] ? ___sys_sendmsg+0xd0/0x1d0 [ 38.159680][ T780] ? lock_acquire.part.0+0xd4/0x280 [ 38.159682][ T780] ? rtnl_newlink+0x9a8/0x11b0 [ 38.159685][ T780] ? rcu_is_watching+0x16/0xd0 [ 38.159687][ T780] ? lock_acquire+0x13c/0x160 [ 38.159688][ T780] ? rcu_is_watching+0x16/0xd0 [ 38.159690][ T780] ? rcu_is_watching+0x16/0xd0 [ 38.159691][ T780] ? trace_contention_end+0xb3/0x180 [ 38.159694][ T780] ? __mutex_lock+0x1db/0x1ea0 [ 38.159695][ T780] ? __mutex_lock+0x9a3/0x1ea0 [ 38.159697][ T780] ? rtnl_newlink+0x9a8/0x11b0 [ 38.159700][ T780] ? ww_mutex_lock+0x160/0x160 [ 38.159701][ T780] ? nla_get_range_signed+0x3d0/0x3d0 [ 38.159706][ T780] ? rcu_is_watching+0x16/0xd0 [ 38.159709][ T780] ? __rtnl_newlink+0x3fa/0xa50 [ 38.159714][ T780] rtnl_newlink+0x9f1/0x11b0 [ 38.159719][ T780] ? rtnl_bridge_getlink+0x850/0x850 [ 38.159721][ T780] ? __lock_acquire+0x518/0xc20 [ 38.159726][ T780] ? lock_acquire.part.0+0xd4/0x280 [ 38.159727][ T780] ? find_held_lock+0x2b/0x80 [ 38.159729][ T780] ? rtnl_bridge_getlink+0x850/0x850 [ 38.159731][ T780] ? __lock_release.isra.0+0x69/0x1a0 [ 38.159735][ T780] ? rtnl_bridge_getlink+0x850/0x850 [ 38.159737][ T780] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 38.159740][ T780] ? rtnl_link_fill+0x920/0x920 [ 38.159742][ T780] ? __lock_acquire+0x518/0xc20 [ 38.159746][ T780] ? lock_acquire.part.0+0xd4/0x280 [ 38.159748][ T780] ? find_held_lock+0x2b/0x80 [ 38.159755][ T780] netlink_rcv_skb+0x14e/0x3a0 [ 38.159758][ T780] ? rtnl_link_fill+0x920/0x920 [ 38.159761][ T780] ? netlink_ack+0xcf0/0xcf0 [ 38.159768][ T780] ? netlink_deliver_tap+0xc5/0x330 [ 38.159770][ T780] ? netlink_deliver_tap+0x13c/0x330 [ 38.159774][ T780] netlink_unicast+0x486/0x750 [ 38.159778][ T780] ? netlink_attachskb+0x810/0x810 [ 38.159781][ T780] ? find_held_lock+0x2b/0x80 [ 38.159785][ T780] netlink_sendmsg+0x75b/0xc90 [ 38.159789][ T780] ? netlink_unicast+0x750/0x750 [ 38.159793][ T780] ? __lock_release.isra.0+0x69/0x1a0 [ 38.159794][ T780] ? __import_iovec+0x36c/0x620 [ 38.159799][ T780] __sock_sendmsg+0xce/0x190 [ 38.159802][ T780] ____sys_sendmsg+0x61a/0x860 [ 38.159805][ T780] ? copy_msghdr_from_user+0x279/0x420 [ 38.159807][ T780] ? sock_write_iter+0x400/0x400 [ 38.159808][ T780] ? move_addr_to_kernel+0x40/0x40 [ 38.159816][ T780] ___sys_sendmsg+0x14e/0x1d0 [ 38.159819][ T780] ? copy_msghdr_from_user+0x420/0x420 [ 38.159834][ T780] __sys_sendmsg+0x12c/0x1d0 [ 38.159837][ T780] ? __sys_sendmsg_sock+0x20/0x20 [ 38.159843][ T780] ? rcu_is_watching+0x16/0xd0 [ 38.159846][ T780] do_syscall_64+0xff/0x530 [ 38.159849][ T780] ? exc_page_fault+0xee/0x100 [ 38.159852][ T780] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 38.159854][ T780] RIP: 0033:0x7f05cab6754e [ 38.159858][ T780] 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 [ 38.159860][ T780] RSP: 002b:00007ffda5338770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 38.159862][ T780] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f05cab6754e [ 38.159864][ T780] RDX: 0000000000000000 RSI: 00007ffda5338820 RDI: 0000000000000005 [ 38.159865][ T780] RBP: 00007ffda5338780 R08: 0000000000000000 R09: 0000000000000000 [ 38.159865][ T780] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ee3 [ 38.159866][ T780] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda5338ee0 [ 38.159873][ T780] [ 38.620309][ T814] br0: port 1(swp1) entered blocking state [ 38.620633][ T814] br0: port 1(swp1) entered disabled state [ 38.620947][ T814] swp1: entered allmulticast mode [ 38.622028][ T814] swp1: entered promiscuous mode [ 38.623066][ T814] br0: port 1(swp1) entered blocking state [ 38.623353][ T814] br0: port 1(swp1) entered forwarding state [ 38.689636][ T816] br0: port 2(vx0) entered blocking state [ 38.689907][ T816] br0: port 2(vx0) entered disabled state [ 38.690145][ T816] vx0: entered allmulticast mode [ 38.691180][ T816] vx0: entered promiscuous mode [ 38.691600][ T816] br0: port 2(vx0) entered blocking state [ 38.691839][ T816] br0: port 2(vx0) entered forwarding state [ 39.117579][ T829] br0: port 1(swp1) entered blocking state [ 39.117924][ T829] br0: port 1(swp1) entered disabled state [ 39.118215][ T829] swp1: entered allmulticast mode [ 39.119277][ T829] swp1: entered promiscuous mode [ 39.119915][ T829] br0: port 1(swp1) entered blocking state [ 39.120195][ T829] br0: port 1(swp1) entered forwarding state [ 39.200703][ T831] br0: port 2(vx0) entered blocking state [ 39.200720][ T831] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.200722][ T831] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 831, name: ip [ 39.200724][ T831] preempt_count: 1, expected: 0 [ 39.200724][ T831] RCU nest depth: 0, expected: 0 [ 39.200725][ T831] locks held by ip/831: 6, last CPU#0: [ 39.200727][ T831] #0: ffffffffc03abd88 (&ops->srcu){.+.+}-{0:0}, at: rtnl_link_ops_get+0xf1/0x280 [ 39.200740][ T831] #1: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 39.200743][ T831] #2: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 39.200749][ T831] #3: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 39.200756][ T831] #4: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 39.200759][ T831] #5: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 39.200764][ T831] irq event stamp: 18258 [ 39.200764][ T831] hardirqs last enabled at (18257): [] __down_trylock_console_sem+0x86/0xa0 [ 39.200768][ T831] hardirqs last disabled at (18258): [] console_emit_next_record+0x3d4/0x4c0 [ 39.200770][ T831] softirqs last enabled at (18186): [] inet6_fill_ifla6_attrs+0x1cec/0x23e0 [ 39.200773][ T831] softirqs last disabled at (18184): [] inet6_fill_ifla6_attrs+0x1c9c/0x23e0 [ 39.200775][ T831] Preemption disabled at: [ 39.200776][ T831] [] vprintk_emit+0x31b/0x3e0 [ 39.200781][ T831] CPU: 0 UID: 0 PID: 831 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.200785][ T831] Tainted: [W]=WARN [ 39.200786][ T831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.200788][ T831] Call Trace: [ 39.200789][ T831] [ 39.200791][ T831] dump_stack_lvl+0x6f/0xa0 [ 39.200797][ T831] ? vprintk_emit+0x31b/0x3e0 [ 39.200799][ T831] __might_resched.cold+0x1fe/0x2c1 [ 39.200803][ T831] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.200808][ T831] ? __kmalloc_noprof+0xdb/0x760 [ 39.200812][ T831] __kmalloc_noprof+0x443/0x760 [ 39.200814][ T831] ? alloc_buf.isra.0+0x4b/0x260 [ 39.200821][ T831] ? do_raw_spin_unlock+0x59/0x250 [ 39.200824][ T831] alloc_buf.isra.0+0x4b/0x260 [ 39.200828][ T831] put_chars+0x1e1/0x2f0 [ 39.200830][ T831] ? __send_to_port+0x420/0x420 [ 39.200831][ T831] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 39.200835][ T831] ? rcu_read_lock_any_held+0x3c/0x90 [ 39.200838][ T831] ? validate_chain+0x38b/0xc20 [ 39.200843][ T831] hvc_console_print+0x292/0x780 [ 39.200847][ T831] ? __lock_acquire+0x518/0xc20 [ 39.200852][ T831] ? hvc_write+0x3a0/0x3a0 [ 39.200855][ T831] ? rcu_is_watching+0x16/0xd0 [ 39.200860][ T831] console_emit_next_record+0x22f/0x4c0 [ 39.200864][ T831] ? devkmsg_read+0x4b0/0x4b0 [ 39.200866][ T831] ? console_flush_one_record+0x106/0x710 [ 39.200869][ T831] ? rcu_is_watching+0x16/0xd0 [ 39.200871][ T831] ? lock_acquire+0x13c/0x160 [ 39.200875][ T831] console_flush_one_record+0x46f/0x710 [ 39.200879][ T831] ? console_emit_next_record+0x4c0/0x4c0 [ 39.200881][ T831] ? __lock_acquire+0x518/0xc20 [ 39.200886][ T831] console_unlock+0xee/0x1f0 [ 39.200889][ T831] ? console_flush_one_record+0x710/0x710 [ 39.200891][ T831] ? rcu_is_watching+0x16/0xd0 [ 39.200893][ T831] ? lock_acquire+0xe0/0x160 [ 39.200897][ T831] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.200899][ T831] ? vprintk_emit+0x320/0x3e0 [ 39.200901][ T831] vprintk_emit+0x37c/0x3e0 [ 39.200904][ T831] ? wake_up_klogd_work_func+0x90/0x90 [ 39.200906][ T831] ? __lock_release.isra.0+0x69/0x1a0 [ 39.200909][ T831] ? mark_held_locks+0x40/0x70 [ 39.200913][ T831] _printk+0xc7/0x100 [ 39.200917][ T831] ? snapshot_read.cold+0x21/0x21 [ 39.200920][ T831] ? br_multicast_flood+0x960/0x960 [ 39.200923][ T831] ? rtnl_newlink_create+0x3de/0x850 [ 39.200925][ T831] ? __rtnl_newlink+0x22b/0xa50 [ 39.200926][ T831] ? rtnl_newlink+0x9f1/0x11b0 [ 39.200930][ T831] br_set_state+0x22f/0x430 [ 39.200935][ T831] br_init_port+0xc4/0x200 [ 39.200937][ T831] new_nbp+0x3a0/0x650 [ 39.200941][ T831] br_add_if+0x212/0x1320 [ 39.200943][ T831] ? netif_set_allmulti+0x1f0/0x2c0 [ 39.200951][ T831] do_set_master+0x3b2/0x780 [ 39.200955][ T831] rtnl_newlink_create+0x3de/0x850 [ 39.200959][ T831] ? rtnl_create_link+0xf20/0xf20 [ 39.200960][ T831] ? __dev_get_by_name+0x12/0x50 [ 39.200963][ T831] ? rtnl_dev_get+0xd7/0x170 [ 39.200972][ T831] __rtnl_newlink+0x22b/0xa50 [ 39.200979][ T831] rtnl_newlink+0x9f1/0x11b0 [ 39.200984][ T831] ? rtnl_bridge_getlink+0x850/0x850 [ 39.200986][ T831] ? __lock_acquire+0x518/0xc20 [ 39.200993][ T831] ? __lock_release.isra.0+0x69/0x1a0 [ 39.200996][ T831] ? rtnl_bridge_getlink+0x850/0x850 [ 39.200999][ T831] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.201002][ T831] ? rtnl_link_fill+0x920/0x920 [ 39.201003][ T831] ? __lock_acquire+0x518/0xc20 [ 39.201008][ T831] ? lock_acquire.part.0+0xd4/0x280 [ 39.201010][ T831] ? find_held_lock+0x2b/0x80 [ 39.201014][ T831] netlink_rcv_skb+0x14e/0x3a0 [ 39.201017][ T831] ? rtnl_link_fill+0x920/0x920 [ 39.201020][ T831] ? netlink_ack+0xcf0/0xcf0 [ 39.201026][ T831] ? netlink_deliver_tap+0xc5/0x330 [ 39.201028][ T831] ? netlink_deliver_tap+0x13c/0x330 [ 39.201033][ T831] netlink_unicast+0x486/0x750 [ 39.201037][ T831] ? netlink_attachskb+0x810/0x810 [ 39.201043][ T831] netlink_sendmsg+0x75b/0xc90 [ 39.201047][ T831] ? netlink_unicast+0x750/0x750 [ 39.201051][ T831] ? __lock_release.isra.0+0x69/0x1a0 [ 39.201052][ T831] ? __import_iovec+0x36c/0x620 [ 39.201058][ T831] __sock_sendmsg+0xce/0x190 [ 39.201062][ T831] ____sys_sendmsg+0x61a/0x860 [ 39.201064][ T831] ? copy_msghdr_from_user+0x279/0x420 [ 39.201067][ T831] ? sock_write_iter+0x400/0x400 [ 39.201068][ T831] ? move_addr_to_kernel+0x40/0x40 [ 39.201073][ T831] ? do_fault_around+0x300/0x5a0 [ 39.201075][ T831] ? find_held_lock+0x2b/0x80 [ 39.201079][ T831] ___sys_sendmsg+0x14e/0x1d0 [ 39.201081][ T831] ? do_pte_missing+0x86f/0xcc0 [ 39.201083][ T831] ? copy_msghdr_from_user+0x420/0x420 [ 39.201086][ T831] ? rcu_read_unlock+0x20/0x70 [ 39.201101][ T831] __sys_sendmsg+0x12c/0x1d0 [ 39.201104][ T831] ? __sys_sendmsg_sock+0x20/0x20 [ 39.201110][ T831] ? rcu_is_watching+0x16/0xd0 [ 39.201111][ T831] ? rcu_is_watching+0x16/0xd0 [ 39.201114][ T831] do_syscall_64+0xff/0x530 [ 39.201118][ T831] ? exc_page_fault+0xee/0x100 [ 39.201121][ T831] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.201124][ T831] RIP: 0033:0x7fed3f7a754e [ 39.201127][ T831] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 39.201129][ T831] RSP: 002b:00007ffe67fae440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.201132][ T831] RAX: ffffffffffffffda RBX: 00007ffe67faec08 RCX: 00007fed3f7a754e [ 39.201133][ T831] RDX: 0000000000000000 RSI: 00007ffe67fae4f0 RDI: 0000000000000005 [ 39.201135][ T831] RBP: 00007ffe67fae450 R08: 0000000000000000 R09: 0000000000000000 [ 39.201135][ T831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ee4 [ 39.201136][ T831] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe67faebc0 [ 39.201143][ T831] [ 39.231434][ T831] br0: port 2(vx0) entered disabled state [ 39.231677][ T831] vx0: entered allmulticast mode [ 39.233532][ T831] vx0: entered promiscuous mode [ 39.234208][ T831] br0: port 2(vx0) entered blocking state [ 39.234441][ T831] br0: port 2(vx0) entered forwarding state [ 45.084404][ T39] br0: port 1(swp1) entered disabled state [ 45.084423][ T39] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 45.084425][ T39] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 39, name: kworker/u20:0 [ 45.084427][ T39] preempt_count: 202, expected: 0 [ 45.084428][ T39] RCU nest depth: 0, expected: 0 [ 45.084429][ T39] locks held by kworker/u20:0/39: 9, last CPU#3: [ 45.084431][ T39] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 45.084444][ T39] #1: ffa00000002bfd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 45.084448][ T39] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 45.084453][ T39] #3: ff11000008f64e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 45.084457][ T39] #4: ff1100000efbae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 45.084462][ T39] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 45.084466][ T39] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 45.084470][ T39] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 45.084474][ T39] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 45.084478][ T39] irq event stamp: 147607 [ 45.084479][ T39] hardirqs last enabled at (147606): [] __down_trylock_console_sem+0x86/0xa0 [ 45.084482][ T39] hardirqs last disabled at (147607): [] console_emit_next_record+0x3d4/0x4c0 [ 45.084484][ T39] softirqs last enabled at (147600): [] __fib6_clean_all+0xff/0x290 [ 45.084487][ T39] softirqs last disabled at (147602): [] br_port_carrier_check+0x161/0x430 [ 45.084489][ T39] Preemption disabled at: [ 45.084490][ T39] [<0000000000000000>] 0x0 [ 45.084497][ T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 45.084501][ T39] Tainted: [W]=WARN [ 45.084502][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.084504][ T39] Workqueue: events_unbound linkwatch_event [ 45.084507][ T39] Call Trace: [ 45.084509][ T39] [ 45.084510][ T39] dump_stack_lvl+0x6f/0xa0 [ 45.084516][ T39] __might_resched.cold+0x1fe/0x2c1 [ 45.084521][ T39] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 45.084525][ T39] ? __kmalloc_noprof+0xdb/0x760 [ 45.084529][ T39] __kmalloc_noprof+0x443/0x760 [ 45.084531][ T39] ? alloc_buf.isra.0+0x4b/0x260 [ 45.084538][ T39] ? do_raw_spin_unlock+0x59/0x250 [ 45.084541][ T39] alloc_buf.isra.0+0x4b/0x260 [ 45.084545][ T39] put_chars+0x1e1/0x2f0 [ 45.084547][ T39] ? __send_to_port+0x420/0x420 [ 45.084550][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 45.084554][ T39] ? validate_chain+0x38b/0xc20 [ 45.084558][ T39] hvc_console_print+0x292/0x780 [ 45.084562][ T39] ? __lock_acquire+0x518/0xc20 [ 45.084564][ T39] ? __lock_acquire+0x518/0xc20 [ 45.084569][ T39] ? hvc_write+0x3a0/0x3a0 [ 45.084572][ T39] ? rcu_is_watching+0x16/0xd0 [ 45.084575][ T39] ? lock_acquire+0x13c/0x160 [ 45.084579][ T39] console_emit_next_record+0x22f/0x4c0 [ 45.084583][ T39] ? devkmsg_read+0x4b0/0x4b0 [ 45.084585][ T39] ? console_flush_one_record+0x106/0x710 [ 45.084588][ T39] ? rcu_is_watching+0x16/0xd0 [ 45.084590][ T39] ? lock_acquire+0x13c/0x160 [ 45.084594][ T39] console_flush_one_record+0x46f/0x710 [ 45.084598][ T39] ? console_emit_next_record+0x4c0/0x4c0 [ 45.084600][ T39] ? __lock_acquire+0x518/0xc20 [ 45.084606][ T39] console_unlock+0xee/0x1f0 [ 45.084609][ T39] ? console_flush_one_record+0x710/0x710 [ 45.084611][ T39] ? rcu_is_watching+0x16/0xd0 [ 45.084612][ T39] ? lock_acquire+0xe0/0x160 [ 45.084616][ T39] ? __down_trylock_console_sem+0x5e/0xa0 [ 45.084618][ T39] ? vprintk_emit+0x320/0x3e0 [ 45.084621][ T39] vprintk_emit+0x37c/0x3e0 [ 45.084624][ T39] ? wake_up_klogd_work_func+0x90/0x90 [ 45.084625][ T39] ? __lock_release.isra.0+0x69/0x1a0 [ 45.084628][ T39] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 45.084630][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 45.084634][ T39] _printk+0xc7/0x100 [ 45.084637][ T39] ? snapshot_read.cold+0x21/0x21 [ 45.084640][ T39] ? add_chain_block+0xf4/0x5b0 [ 45.084647][ T39] br_set_state+0x22f/0x430 [ 45.084652][ T39] br_stp_disable_port+0x11f/0x390 [ 45.084655][ T39] br_port_carrier_check+0x365/0x430 [ 45.084659][ T39] br_device_event+0x52d/0x8f0 [ 45.084663][ T39] ? packet_sendmsg_spkt+0x1360/0x1360 [ 45.084669][ T39] notifier_call_chain+0xae/0x300 [ 45.084675][ T39] netif_state_change+0x139/0x3d0 [ 45.084678][ T39] ? dev_deactivate+0xc1/0x210 [ 45.084682][ T39] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 45.084686][ T39] ? rfc2863_policy+0x1a0/0x310 [ 45.084688][ T39] ? linkwatch_do_dev+0x9c/0xd0 [ 45.084690][ T39] __linkwatch_run_queue+0x350/0x850 [ 45.084694][ T39] ? linkwatch_do_dev+0xd0/0xd0 [ 45.084696][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 45.084701][ T39] linkwatch_event+0x7f/0xb0 [ 45.084703][ T39] ? __linkwatch_run_queue+0x850/0x850 [ 45.084706][ T39] process_one_work+0xe3e/0x1560 [ 45.084713][ T39] ? __queue_delayed_work+0x470/0x470 [ 45.084716][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 45.084724][ T39] worker_thread+0x4f1/0xd60 [ 45.084732][ T39] ? rescuer_thread+0x1340/0x1340 [ 45.084734][ T39] kthread+0x367/0x460 [ 45.084736][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 45.084739][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 45.084742][ T39] ret_from_fork+0x474/0x6b0 [ 45.084746][ T39] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 45.084749][ T39] ? __switch_to+0x5a3/0xe00 [ 45.084755][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 45.084758][ T39] ret_from_fork_asm+0x11/0x20 [ 45.084767][ T39] [ 48.880252][ T12] vx0: left allmulticast mode [ 48.880276][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 48.880278][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 48.880281][ T12] preempt_count: 1, expected: 0 [ 48.880282][ T12] RCU nest depth: 0, expected: 0 [ 48.880283][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 48.880286][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 48.880301][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 48.880308][ T12] #2: ffffffff8deffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 48.880316][ T12] #3: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 48.880321][ T12] #4: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 48.880328][ T12] #5: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 48.880334][ T12] #6: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 48.880340][ T12] #7: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 48.880346][ T12] irq event stamp: 250526 [ 48.880348][ T12] hardirqs last enabled at (250525): [] __down_trylock_console_sem+0x86/0xa0 [ 48.880352][ T12] hardirqs last disabled at (250526): [] console_emit_next_record+0x3d4/0x4c0 [ 48.880355][ T12] softirqs last enabled at (250340): [] netlink_release+0x17b/0xcf0 [ 48.880359][ T12] softirqs last disabled at (250338): [] netlink_release+0xd2/0xcf0 [ 48.880363][ T12] Preemption disabled at: [ 48.880364][ T12] [] vprintk_emit+0x31b/0x3e0 [ 48.880370][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 48.880375][ T12] Tainted: [W]=WARN [ 48.880377][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.880379][ T12] Workqueue: netns cleanup_net [ 48.880383][ T12] Call Trace: [ 48.880385][ T12] [ 48.880388][ T12] dump_stack_lvl+0x6f/0xa0 [ 48.880395][ T12] ? vprintk_emit+0x31b/0x3e0 [ 48.880398][ T12] __might_resched.cold+0x1fe/0x2c1 [ 48.880404][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 48.880410][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 48.880417][ T12] __kmalloc_noprof+0x443/0x760 [ 48.880420][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 48.880430][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 48.880434][ T12] alloc_buf.isra.0+0x4b/0x260 [ 48.880440][ T12] put_chars+0x1e1/0x2f0 [ 48.880444][ T12] ? __send_to_port+0x420/0x420 [ 48.880446][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 48.880452][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 48.880456][ T12] ? validate_chain+0x38b/0xc20 [ 48.880465][ T12] hvc_console_print+0x292/0x780 [ 48.880470][ T12] ? __lock_acquire+0x518/0xc20 [ 48.880480][ T12] ? hvc_write+0x3a0/0x3a0 [ 48.880485][ T12] ? rcu_is_watching+0x16/0xd0 [ 48.880495][ T12] console_emit_next_record+0x22f/0x4c0 [ 48.880502][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 48.880505][ T12] ? console_flush_one_record+0x106/0x710 [ 48.880510][ T12] ? rcu_is_watching+0x16/0xd0 [ 48.880514][ T12] ? lock_acquire+0x13c/0x160 [ 48.880521][ T12] console_flush_one_record+0x46f/0x710 [ 48.880528][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 48.880531][ T12] ? __lock_acquire+0x518/0xc20 [ 48.880541][ T12] console_unlock+0xee/0x1f0 [ 48.880546][ T12] ? console_flush_one_record+0x710/0x710 [ 48.880549][ T12] ? rcu_is_watching+0x16/0xd0 [ 48.880552][ T12] ? lock_acquire+0xe0/0x160 [ 48.880558][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 48.880561][ T12] ? vprintk_emit+0x320/0x3e0 [ 48.880566][ T12] vprintk_emit+0x37c/0x3e0 [ 48.880572][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 48.880574][ T12] ? cleanup_net+0x431/0x940 [ 48.880577][ T12] ? worker_thread+0x4f1/0xd60 [ 48.880579][ T12] ? kthread+0x367/0x460 [ 48.880583][ T12] ? ret_from_fork+0x474/0x6b0 [ 48.880586][ T12] ? ret_from_fork_asm+0x11/0x20 [ 48.880594][ T12] _printk+0xc7/0x100 [ 48.880599][ T12] ? snapshot_read.cold+0x21/0x21 [ 48.880607][ T12] ? netdev_name+0x43/0x60 [ 48.880613][ T12] ? __netdev_printk+0x17f/0x1d0 [ 48.880620][ T12] netdev_info+0xe2/0x116 [ 48.880624][ T12] ? netdev_notice+0x120/0x120 [ 48.880632][ T12] ? rcu_is_watching+0x16/0xd0 [ 48.880635][ T12] ? __up_read+0x355/0x9e0 [ 48.880640][ T12] ? down_write_nested+0x200/0x200 [ 48.880643][ T12] ? mutex_is_locked+0x1c/0x50 [ 48.880647][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 48.880655][ T12] dev_set_allmulti+0xa6/0x240 [ 48.880661][ T12] del_nbp+0xb7/0xc10 [ 48.880671][ T12] br_dev_delete+0x9d/0x1e0 [ 48.880678][ T12] br_net_exit_rtnl+0xb8/0x110 [ 48.880683][ T12] ops_undo_list+0x5be/0x8f0 [ 48.880690][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 48.880695][ T12] ? netns_install+0x2a0/0x2a0 [ 48.880697][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 48.880703][ T12] ? idr_destroy+0x121/0x250 [ 48.880711][ T12] cleanup_net+0x431/0x940 [ 48.880716][ T12] ? net_passive_dec+0x230/0x230 [ 48.880723][ T12] ? lock_acquire+0x13c/0x160 [ 48.880727][ T12] ? rcu_is_watching+0x16/0xd0 [ 48.880733][ T12] process_one_work+0xe3e/0x1560 [ 48.880746][ T12] ? __queue_delayed_work+0x470/0x470 [ 48.880757][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 48.880773][ T12] worker_thread+0x4f1/0xd60 [ 48.880786][ T12] ? rescuer_thread+0x1340/0x1340 [ 48.880790][ T12] kthread+0x367/0x460 [ 48.880793][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 48.880797][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 48.880802][ T12] ret_from_fork+0x474/0x6b0 [ 48.880807][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 48.880813][ T12] ? __switch_to+0x5a3/0xe00 [ 48.880818][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 48.880823][ T12] ret_from_fork_asm+0x11/0x20 [ 48.880838][ T12] [ 48.918102][ T12] vx0: left promiscuous mode [ 48.918539][ T12] br0: port 2(vx0) entered disabled state [ 48.920636][ T12] swp1: left allmulticast mode [ 48.922347][ T12] swp1: left promiscuous mode [ 48.928865][ T12] br0: port 1(swp1) entered disabled state [ 49.108287][ T12] vx0: left allmulticast mode [ 49.108619][ T12] vx0: left promiscuous mode [ 49.109032][ T12] br0: port 2(vx0) entered disabled state [ 49.110130][ T12] swp1: left allmulticast mode [ 49.110470][ T12] swp1: left promiscuous mode [ 49.111218][ T12] br0: port 1(swp1) entered disabled state [ 50.311239][ T1035] veth0: renamed from veth1 [ 50.311257][ T1035] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 50.311260][ T1035] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1035, name: ip [ 50.311262][ T1035] preempt_count: 1, expected: 0 [ 50.311263][ T1035] RCU nest depth: 0, expected: 0 [ 50.311264][ T1035] locks held by ip/1035: 5, last CPU#2: [ 50.311266][ T1035] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 50.311278][ T1035] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 50.311284][ T1035] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 50.311288][ T1035] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 50.311292][ T1035] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 50.311296][ T1035] irq event stamp: 23098 [ 50.311297][ T1035] hardirqs last enabled at (23097): [] __down_trylock_console_sem+0x86/0xa0 [ 50.311301][ T1035] hardirqs last disabled at (23098): [] console_emit_next_record+0x3d4/0x4c0 [ 50.311303][ T1035] softirqs last enabled at (23092): [] netif_change_name+0x216/0x8c0 [ 50.311307][ T1035] softirqs last disabled at (23090): [] netif_change_name+0x1ad/0x8c0 [ 50.311310][ T1035] Preemption disabled at: [ 50.311310][ T1035] [] vprintk_emit+0x31b/0x3e0 [ 50.311316][ T1035] CPU: 2 UID: 0 PID: 1035 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 50.311320][ T1035] Tainted: [W]=WARN [ 50.311321][ T1035] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.311323][ T1035] Call Trace: [ 50.311324][ T1035] [ 50.311326][ T1035] dump_stack_lvl+0x6f/0xa0 [ 50.311332][ T1035] ? vprintk_emit+0x31b/0x3e0 [ 50.311333][ T1035] __might_resched.cold+0x1fe/0x2c1 [ 50.311338][ T1035] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 50.311343][ T1035] ? __kmalloc_noprof+0xdb/0x760 [ 50.311348][ T1035] __kmalloc_noprof+0x443/0x760 [ 50.311350][ T1035] ? alloc_buf.isra.0+0x4b/0x260 [ 50.311357][ T1035] ? do_raw_spin_unlock+0x59/0x250 [ 50.311360][ T1035] alloc_buf.isra.0+0x4b/0x260 [ 50.311364][ T1035] put_chars+0x1e1/0x2f0 [ 50.311366][ T1035] ? __send_to_port+0x420/0x420 [ 50.311373][ T1035] hvc_console_print+0x292/0x780 [ 50.311381][ T1035] ? hvc_write+0x3a0/0x3a0 [ 50.311384][ T1035] ? lock_acquire+0x13c/0x160 [ 50.311389][ T1035] console_emit_next_record+0x22f/0x4c0 [ 50.311393][ T1035] ? devkmsg_read+0x4b0/0x4b0 [ 50.311395][ T1035] ? console_flush_one_record+0x106/0x710 [ 50.311398][ T1035] ? rcu_is_watching+0x16/0xd0 [ 50.311401][ T1035] ? lock_acquire+0x13c/0x160 [ 50.311405][ T1035] console_flush_one_record+0x46f/0x710 [ 50.311410][ T1035] ? console_emit_next_record+0x4c0/0x4c0 [ 50.311412][ T1035] ? __lock_acquire+0x518/0xc20 [ 50.311418][ T1035] console_unlock+0xee/0x1f0 [ 50.311421][ T1035] ? console_flush_one_record+0x710/0x710 [ 50.311423][ T1035] ? rcu_is_watching+0x16/0xd0 [ 50.311424][ T1035] ? lock_acquire+0xe0/0x160 [ 50.311428][ T1035] ? __down_trylock_console_sem+0x5e/0xa0 [ 50.311430][ T1035] ? vprintk_emit+0x320/0x3e0 [ 50.311433][ T1035] vprintk_emit+0x37c/0x3e0 [ 50.311436][ T1035] ? wake_up_klogd_work_func+0x90/0x90 [ 50.311439][ T1035] ? _mutex_trylock_nest_lock+0x390/0x390 [ 50.311444][ T1035] _printk+0xc7/0x100 [ 50.311448][ T1035] ? snapshot_read.cold+0x21/0x21 [ 50.311450][ T1035] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 50.311453][ T1035] ? rcu_read_lock_any_held+0x3c/0x90 [ 50.311455][ T1035] ? validate_chain+0x38b/0xc20 [ 50.311458][ T1035] ? netdev_name+0x43/0x60 [ 50.311462][ T1035] ? __netdev_printk+0x17f/0x1d0 [ 50.311464][ T1035] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 50.311467][ T1035] netdev_info+0xe2/0x116 [ 50.311470][ T1035] ? netdev_notice+0x120/0x120 [ 50.311473][ T1035] ? find_held_lock+0x2b/0x80 [ 50.311476][ T1035] ? __lock_release.isra.0+0x69/0x1a0 [ 50.311478][ T1035] ? mark_held_locks+0x40/0x70 [ 50.311482][ T1035] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 50.311484][ T1035] netif_change_name.cold+0x4f/0x89 [ 50.311486][ T1035] ? register_netdev+0x40/0x40 [ 50.311488][ T1035] ? is_bpf_text_address+0x68/0x110 [ 50.311494][ T1035] ? netdev_adjacent_rename_links+0x470/0x470 [ 50.311496][ T1035] ? __kernel_text_address+0x12/0x30 [ 50.311499][ T1035] ? write_profile+0xf0/0xf0 [ 50.311503][ T1035] ? __asan_memset+0x27/0x50 [ 50.311509][ T1035] do_setlink.isra.0+0x1f7d/0x2a60 [ 50.311512][ T1035] ? stack_trace_save+0x93/0xc0 [ 50.311515][ T1035] ? rtnl_link_get_size+0x350/0x350 [ 50.311516][ T1035] ? rcu_read_lock_any_held+0x66/0x90 [ 50.311518][ T1035] ? stack_depot_save_flags+0x38e/0x790 [ 50.311521][ T1035] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 50.311523][ T1035] ? rcu_read_lock_any_held+0x3c/0x90 [ 50.311525][ T1035] ? validate_chain+0x38b/0xc20 [ 50.311528][ T1035] ? kasan_save_stack+0x3d/0x50 [ 50.311530][ T1035] ? kasan_save_stack+0x2f/0x50 [ 50.311531][ T1035] ? kasan_save_track+0x14/0x30 [ 50.311532][ T1035] ? __kasan_kmalloc+0x7b/0x90 [ 50.311535][ T1035] ? __lock_acquire+0x518/0xc20 [ 50.311537][ T1035] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 50.311540][ T1035] ? ___sys_sendmsg+0xd0/0x1d0 [ 50.311544][ T1035] ? lock_acquire.part.0+0xd4/0x280 [ 50.311546][ T1035] ? rtnl_newlink+0x9a8/0x11b0 [ 50.311549][ T1035] ? rcu_is_watching+0x16/0xd0 [ 50.311551][ T1035] ? lock_acquire+0x13c/0x160 [ 50.311552][ T1035] ? rcu_is_watching+0x16/0xd0 [ 50.311554][ T1035] ? rcu_is_watching+0x16/0xd0 [ 50.311555][ T1035] ? trace_contention_end+0xb3/0x180 [ 50.311558][ T1035] ? __mutex_lock+0x1db/0x1ea0 [ 50.311559][ T1035] ? __mutex_lock+0x9a3/0x1ea0 [ 50.311561][ T1035] ? rtnl_newlink+0x9a8/0x11b0 [ 50.311565][ T1035] ? ww_mutex_lock+0x160/0x160 [ 50.311566][ T1035] ? nla_get_range_signed+0x3d0/0x3d0 [ 50.311571][ T1035] ? rcu_is_watching+0x16/0xd0 [ 50.311573][ T1035] ? __rtnl_newlink+0x3fa/0xa50 [ 50.311579][ T1035] rtnl_newlink+0x9f1/0x11b0 [ 50.311585][ T1035] ? rtnl_bridge_getlink+0x850/0x850 [ 50.311587][ T1035] ? __lock_acquire+0x518/0xc20 [ 50.311591][ T1035] ? lock_acquire.part.0+0xd4/0x280 [ 50.311593][ T1035] ? find_held_lock+0x2b/0x80 [ 50.311595][ T1035] ? rtnl_bridge_getlink+0x850/0x850 [ 50.311597][ T1035] ? __lock_release.isra.0+0x69/0x1a0 [ 50.311601][ T1035] ? rtnl_bridge_getlink+0x850/0x850 [ 50.311603][ T1035] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 50.311607][ T1035] ? rtnl_link_fill+0x920/0x920 [ 50.311608][ T1035] ? __lock_acquire+0x518/0xc20 [ 50.311613][ T1035] ? lock_acquire.part.0+0xd4/0x280 [ 50.311615][ T1035] ? find_held_lock+0x2b/0x80 [ 50.311618][ T1035] netlink_rcv_skb+0x14e/0x3a0 [ 50.311622][ T1035] ? rtnl_link_fill+0x920/0x920 [ 50.311625][ T1035] ? netlink_ack+0xcf0/0xcf0 [ 50.311632][ T1035] ? netlink_deliver_tap+0xc5/0x330 [ 50.311634][ T1035] ? netlink_deliver_tap+0x13c/0x330 [ 50.311639][ T1035] netlink_unicast+0x486/0x750 [ 50.311643][ T1035] ? netlink_attachskb+0x810/0x810 [ 50.311645][ T1035] ? find_held_lock+0x2b/0x80 [ 50.311650][ T1035] netlink_sendmsg+0x75b/0xc90 [ 50.311654][ T1035] ? netlink_unicast+0x750/0x750 [ 50.311658][ T1035] ? __lock_release.isra.0+0x69/0x1a0 [ 50.311660][ T1035] ? __import_iovec+0x36c/0x620 [ 50.311665][ T1035] __sock_sendmsg+0xce/0x190 [ 50.311668][ T1035] ____sys_sendmsg+0x61a/0x860 [ 50.311671][ T1035] ? copy_msghdr_from_user+0x279/0x420 [ 50.311673][ T1035] ? sock_write_iter+0x400/0x400 [ 50.311675][ T1035] ? move_addr_to_kernel+0x40/0x40 [ 50.311683][ T1035] ___sys_sendmsg+0x14e/0x1d0 [ 50.311686][ T1035] ? copy_msghdr_from_user+0x420/0x420 [ 50.311703][ T1035] __sys_sendmsg+0x12c/0x1d0 [ 50.311706][ T1035] ? __sys_sendmsg_sock+0x20/0x20 [ 50.311712][ T1035] ? rcu_is_watching+0x16/0xd0 [ 50.311715][ T1035] do_syscall_64+0xff/0x530 [ 50.311719][ T1035] ? exc_page_fault+0xee/0x100 [ 50.311722][ T1035] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 50.311724][ T1035] RIP: 0033:0x7fc29523b54e [ 50.311729][ T1035] 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 [ 50.311730][ T1035] RSP: 002b:00007ffc98f9f660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.311733][ T1035] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fc29523b54e [ 50.311735][ T1035] RDX: 0000000000000000 RSI: 00007ffc98f9f710 RDI: 0000000000000005 [ 50.311736][ T1035] RBP: 00007ffc98f9f670 R08: 0000000000000000 R09: 0000000000000000 [ 50.311736][ T1035] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912eef [ 50.311737][ T1035] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc98f9fdd0 [ 50.311745][ T1035] [ 50.822108][ T1070] br0: port 1(swp1) entered blocking state [ 50.822502][ T1070] br0: port 1(swp1) entered disabled state [ 50.822839][ T1070] swp1: entered allmulticast mode [ 50.823956][ T1070] swp1: entered promiscuous mode [ 50.824697][ T1070] br0: port 1(swp1) entered blocking state [ 50.825030][ T1070] br0: port 1(swp1) entered forwarding state [ 50.893299][ T1072] br0: port 2(vx0) entered blocking state [ 50.893582][ T1072] br0: port 2(vx0) entered disabled state [ 50.893824][ T1072] vx0: entered allmulticast mode [ 50.894870][ T1072] vx0: entered promiscuous mode [ 50.895443][ T1072] br0: port 2(vx0) entered blocking state [ 50.895759][ T1072] br0: port 2(vx0) entered forwarding state [ 51.370589][ T1085] br0: port 1(swp1) entered blocking state [ 51.370612][ T1085] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 51.370614][ T1085] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1085, name: ip [ 51.370616][ T1085] preempt_count: 1, expected: 0 [ 51.370618][ T1085] RCU nest depth: 0, expected: 0 [ 51.370619][ T1085] locks held by ip/1085: 5, last CPU#0: [ 51.370622][ T1085] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 51.370637][ T1085] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 51.370645][ T1085] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 51.370651][ T1085] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 51.370657][ T1085] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 51.370664][ T1085] irq event stamp: 17198 [ 51.370665][ T1085] hardirqs last enabled at (17197): [] __down_trylock_console_sem+0x86/0xa0 [ 51.370669][ T1085] hardirqs last disabled at (17198): [] console_emit_next_record+0x3d4/0x4c0 [ 51.370672][ T1085] softirqs last enabled at (17140): [] __alloc_skb+0x4c2/0x5f0 [ 51.370677][ T1085] softirqs last disabled at (17138): [] __alloc_skb+0x4c2/0x5f0 [ 51.370680][ T1085] Preemption disabled at: [ 51.370681][ T1085] [] vprintk_emit+0x31b/0x3e0 [ 51.370688][ T1085] CPU: 0 UID: 0 PID: 1085 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 51.370693][ T1085] Tainted: [W]=WARN [ 51.370694][ T1085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.370697][ T1085] Call Trace: [ 51.370699][ T1085] [ 51.370701][ T1085] dump_stack_lvl+0x6f/0xa0 [ 51.370709][ T1085] ? vprintk_emit+0x31b/0x3e0 [ 51.370711][ T1085] __might_resched.cold+0x1fe/0x2c1 [ 51.370717][ T1085] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 51.370723][ T1085] ? __kmalloc_noprof+0xdb/0x760 [ 51.370730][ T1085] __kmalloc_noprof+0x443/0x760 [ 51.370733][ T1085] ? alloc_buf.isra.0+0x4b/0x260 [ 51.370743][ T1085] ? do_raw_spin_unlock+0x59/0x250 [ 51.370746][ T1085] alloc_buf.isra.0+0x4b/0x260 [ 51.370755][ T1085] put_chars+0x1e1/0x2f0 [ 51.370759][ T1085] ? __send_to_port+0x420/0x420 [ 51.370761][ T1085] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 51.370766][ T1085] ? validate_chain+0x38b/0xc20 [ 51.370776][ T1085] hvc_console_print+0x292/0x780 [ 51.370787][ T1085] ? hvc_write+0x3a0/0x3a0 [ 51.370791][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.370794][ T1085] ? lock_acquire+0x13c/0x160 [ 51.370801][ T1085] console_emit_next_record+0x22f/0x4c0 [ 51.370808][ T1085] ? devkmsg_read+0x4b0/0x4b0 [ 51.370810][ T1085] ? console_flush_one_record+0x106/0x710 [ 51.370815][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.370818][ T1085] ? lock_acquire+0x13c/0x160 [ 51.370825][ T1085] console_flush_one_record+0x46f/0x710 [ 51.370832][ T1085] ? console_emit_next_record+0x4c0/0x4c0 [ 51.370835][ T1085] ? __lock_acquire+0x518/0xc20 [ 51.370844][ T1085] console_unlock+0xee/0x1f0 [ 51.370849][ T1085] ? console_flush_one_record+0x710/0x710 [ 51.370851][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.370854][ T1085] ? lock_acquire+0xe0/0x160 [ 51.370861][ T1085] ? __down_trylock_console_sem+0x5e/0xa0 [ 51.370863][ T1085] ? vprintk_emit+0x320/0x3e0 [ 51.370868][ T1085] vprintk_emit+0x37c/0x3e0 [ 51.370873][ T1085] ? wake_up_klogd_work_func+0x90/0x90 [ 51.370876][ T1085] ? trace_contention_end+0xb3/0x180 [ 51.370879][ T1085] ? __mutex_lock+0x1db/0x1ea0 [ 51.370883][ T1085] ? __mutex_lock+0x9a3/0x1ea0 [ 51.370889][ T1085] _printk+0xc7/0x100 [ 51.370894][ T1085] ? snapshot_read.cold+0x21/0x21 [ 51.370899][ T1085] ? new_nbp+0x310/0x650 [ 51.370905][ T1085] ? __mutex_unlock_slowpath+0x9e/0x740 [ 51.370912][ T1085] br_set_state+0x22f/0x430 [ 51.370919][ T1085] br_init_port+0xc4/0x200 [ 51.370923][ T1085] new_nbp+0x3a0/0x650 [ 51.370930][ T1085] br_add_if+0x212/0x1320 [ 51.370933][ T1085] ? _mutex_trylock_nest_lock+0x390/0x390 [ 51.370935][ T1085] ? is_bpf_text_address+0x72/0x110 [ 51.370946][ T1085] do_set_master+0x3b2/0x780 [ 51.370952][ T1085] do_setlink.isra.0+0x9ec/0x2a60 [ 51.370958][ T1085] ? stack_trace_save+0x93/0xc0 [ 51.370962][ T1085] ? rtnl_link_get_size+0x350/0x350 [ 51.370965][ T1085] ? rcu_read_lock_any_held+0x66/0x90 [ 51.370968][ T1085] ? stack_depot_save_flags+0x38e/0x790 [ 51.370973][ T1085] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 51.370976][ T1085] ? rcu_read_lock_any_held+0x3c/0x90 [ 51.370979][ T1085] ? validate_chain+0x38b/0xc20 [ 51.370983][ T1085] ? kasan_save_stack+0x3d/0x50 [ 51.370986][ T1085] ? kasan_save_stack+0x2f/0x50 [ 51.370988][ T1085] ? kasan_save_track+0x14/0x30 [ 51.370990][ T1085] ? __kasan_kmalloc+0x7b/0x90 [ 51.370994][ T1085] ? __lock_acquire+0x518/0xc20 [ 51.370997][ T1085] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 51.371001][ T1085] ? ___sys_sendmsg+0xd0/0x1d0 [ 51.371008][ T1085] ? lock_acquire.part.0+0xd4/0x280 [ 51.371011][ T1085] ? rtnl_newlink+0x9a8/0x11b0 [ 51.371015][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.371018][ T1085] ? lock_acquire+0x13c/0x160 [ 51.371020][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.371022][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.371025][ T1085] ? trace_contention_end+0xb3/0x180 [ 51.371029][ T1085] ? __mutex_lock+0x1db/0x1ea0 [ 51.371031][ T1085] ? __mutex_lock+0x9a3/0x1ea0 [ 51.371034][ T1085] ? rtnl_newlink+0x9a8/0x11b0 [ 51.371040][ T1085] ? ww_mutex_lock+0x160/0x160 [ 51.371042][ T1085] ? nla_get_range_signed+0x3d0/0x3d0 [ 51.371049][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.371054][ T1085] ? __rtnl_newlink+0x3fa/0xa50 [ 51.371063][ T1085] rtnl_newlink+0x9f1/0x11b0 [ 51.371073][ T1085] ? rtnl_bridge_getlink+0x850/0x850 [ 51.371076][ T1085] ? __lock_acquire+0x518/0xc20 [ 51.371084][ T1085] ? lock_acquire.part.0+0xd4/0x280 [ 51.371086][ T1085] ? find_held_lock+0x2b/0x80 [ 51.371090][ T1085] ? rtnl_bridge_getlink+0x850/0x850 [ 51.371093][ T1085] ? __lock_release.isra.0+0x69/0x1a0 [ 51.371099][ T1085] ? rtnl_bridge_getlink+0x850/0x850 [ 51.371103][ T1085] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 51.371108][ T1085] ? rtnl_link_fill+0x920/0x920 [ 51.371110][ T1085] ? __lock_acquire+0x518/0xc20 [ 51.371118][ T1085] ? lock_acquire.part.0+0xd4/0x280 [ 51.371121][ T1085] ? find_held_lock+0x2b/0x80 [ 51.371128][ T1085] netlink_rcv_skb+0x14e/0x3a0 [ 51.371132][ T1085] ? rtnl_link_fill+0x920/0x920 [ 51.371137][ T1085] ? netlink_ack+0xcf0/0xcf0 [ 51.371148][ T1085] ? netlink_deliver_tap+0xc5/0x330 [ 51.371151][ T1085] ? netlink_deliver_tap+0x13c/0x330 [ 51.371159][ T1085] netlink_unicast+0x486/0x750 [ 51.371166][ T1085] ? netlink_attachskb+0x810/0x810 [ 51.371170][ T1085] ? find_held_lock+0x2b/0x80 [ 51.371177][ T1085] netlink_sendmsg+0x75b/0xc90 [ 51.371184][ T1085] ? netlink_unicast+0x750/0x750 [ 51.371195][ T1085] ? __lock_release.isra.0+0x69/0x1a0 [ 51.371198][ T1085] ? __import_iovec+0x36c/0x620 [ 51.371206][ T1085] __sock_sendmsg+0xce/0x190 [ 51.371211][ T1085] ____sys_sendmsg+0x61a/0x860 [ 51.371214][ T1085] ? copy_msghdr_from_user+0x279/0x420 [ 51.371218][ T1085] ? sock_write_iter+0x400/0x400 [ 51.371220][ T1085] ? move_addr_to_kernel+0x40/0x40 [ 51.371234][ T1085] ___sys_sendmsg+0x14e/0x1d0 [ 51.371238][ T1085] ? copy_msghdr_from_user+0x420/0x420 [ 51.371268][ T1085] __sys_sendmsg+0x12c/0x1d0 [ 51.371272][ T1085] ? __sys_sendmsg_sock+0x20/0x20 [ 51.371283][ T1085] ? rcu_is_watching+0x16/0xd0 [ 51.371289][ T1085] do_syscall_64+0xff/0x530 [ 51.371293][ T1085] ? exc_page_fault+0xee/0x100 [ 51.371297][ T1085] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 51.371301][ T1085] RIP: 0033:0x7f563121054e [ 51.371306][ T1085] 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 [ 51.371308][ T1085] RSP: 002b:00007ffe42ccfca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 51.371312][ T1085] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f563121054e [ 51.371314][ T1085] RDX: 0000000000000000 RSI: 00007ffe42ccfd50 RDI: 0000000000000005 [ 51.371315][ T1085] RBP: 00007ffe42ccfcb0 R08: 0000000000000000 R09: 0000000000000000 [ 51.371317][ T1085] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912ef0 [ 51.371318][ T1085] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe42cd0420 [ 51.371331][ T1085] [ 51.425950][ T1085] br0: port 1(swp1) entered disabled state [ 51.426428][ T1085] swp1: entered allmulticast mode [ 51.429289][ T1085] swp1: entered promiscuous mode [ 51.430386][ T1085] br0: port 1(swp1) entered blocking state [ 51.430838][ T1085] br0: port 1(swp1) entered forwarding state [ 51.511704][ T1087] br0: port 2(vx0) entered blocking state [ 51.512003][ T1087] br0: port 2(vx0) entered disabled state [ 51.512247][ T1087] vx0: entered allmulticast mode [ 51.513287][ T1087] vx0: entered promiscuous mode [ 51.514126][ T1087] br0: port 2(vx0) entered blocking state [ 51.514374][ T1087] br0: port 2(vx0) entered forwarding state [ 57.322825][ T46] br0: port 1(swp1) entered disabled state [ 57.322846][ T46] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 57.322849][ T46] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 46, name: kworker/u19:1 [ 57.322851][ T46] preempt_count: 202, expected: 0 [ 57.322852][ T46] RCU nest depth: 0, expected: 0 [ 57.322853][ T46] locks held by kworker/u19:1/46: 9, last CPU#0: [ 57.322855][ T46] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 57.322868][ T46] #1: ffa000000032fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 57.322872][ T46] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 57.322878][ T46] #3: ff1100000acd1e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 57.322882][ T46] #4: ff1100000227ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 57.322887][ T46] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 57.322892][ T46] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 57.322896][ T46] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 57.322900][ T46] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 57.322904][ T46] irq event stamp: 251621 [ 57.322905][ T46] hardirqs last enabled at (251620): [] __down_trylock_console_sem+0x86/0xa0 [ 57.322908][ T46] hardirqs last disabled at (251621): [] console_emit_next_record+0x3d4/0x4c0 [ 57.322910][ T46] softirqs last enabled at (251614): [] __fib6_clean_all+0xff/0x290 [ 57.322913][ T46] softirqs last disabled at (251616): [] br_port_carrier_check+0x161/0x430 [ 57.322916][ T46] Preemption disabled at: [ 57.322916][ T46] [<0000000000000000>] 0x0 [ 57.322923][ T46] CPU: 0 UID: 0 PID: 46 Comm: kworker/u19:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 57.322928][ T46] Tainted: [W]=WARN [ 57.322929][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.322931][ T46] Workqueue: events_unbound linkwatch_event [ 57.322934][ T46] Call Trace: [ 57.322936][ T46] [ 57.322938][ T46] dump_stack_lvl+0x6f/0xa0 [ 57.322945][ T46] __might_resched.cold+0x1fe/0x2c1 [ 57.322949][ T46] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 57.322954][ T46] ? __kmalloc_noprof+0xdb/0x760 [ 57.322958][ T46] __kmalloc_noprof+0x443/0x760 [ 57.322960][ T46] ? alloc_buf.isra.0+0x4b/0x260 [ 57.322967][ T46] ? do_raw_spin_unlock+0x59/0x250 [ 57.322970][ T46] alloc_buf.isra.0+0x4b/0x260 [ 57.322974][ T46] put_chars+0x1e1/0x2f0 [ 57.322977][ T46] ? __send_to_port+0x420/0x420 [ 57.322980][ T46] ? rcu_read_lock_any_held+0x3c/0x90 [ 57.322984][ T46] ? validate_chain+0x38b/0xc20 [ 57.322988][ T46] hvc_console_print+0x292/0x780 [ 57.322992][ T46] ? __lock_acquire+0x518/0xc20 [ 57.322994][ T46] ? __lock_acquire+0x518/0xc20 [ 57.322999][ T46] ? hvc_write+0x3a0/0x3a0 [ 57.323003][ T46] ? rcu_is_watching+0x16/0xd0 [ 57.323005][ T46] ? lock_acquire+0x13c/0x160 [ 57.323009][ T46] console_emit_next_record+0x22f/0x4c0 [ 57.323014][ T46] ? devkmsg_read+0x4b0/0x4b0 [ 57.323016][ T46] ? console_flush_one_record+0x106/0x710 [ 57.323019][ T46] ? rcu_is_watching+0x16/0xd0 [ 57.323021][ T46] ? lock_acquire+0x13c/0x160 [ 57.323025][ T46] console_flush_one_record+0x46f/0x710 [ 57.323030][ T46] ? console_emit_next_record+0x4c0/0x4c0 [ 57.323032][ T46] ? __lock_acquire+0x518/0xc20 [ 57.323038][ T46] console_unlock+0xee/0x1f0 [ 57.323041][ T46] ? console_flush_one_record+0x710/0x710 [ 57.323043][ T46] ? rcu_is_watching+0x16/0xd0 [ 57.323044][ T46] ? lock_acquire+0xe0/0x160 [ 57.323048][ T46] ? __down_trylock_console_sem+0x5e/0xa0 [ 57.323050][ T46] ? vprintk_emit+0x320/0x3e0 [ 57.323053][ T46] vprintk_emit+0x37c/0x3e0 [ 57.323057][ T46] ? wake_up_klogd_work_func+0x90/0x90 [ 57.323058][ T46] ? __lock_release.isra.0+0x69/0x1a0 [ 57.323061][ T46] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 57.323063][ T46] ? rcu_read_lock_any_held+0x3c/0x90 [ 57.323067][ T46] _printk+0xc7/0x100 [ 57.323071][ T46] ? snapshot_read.cold+0x21/0x21 [ 57.323074][ T46] ? add_chain_block+0xf4/0x5b0 [ 57.323080][ T46] br_set_state+0x22f/0x430 [ 57.323085][ T46] br_stp_disable_port+0x11f/0x390 [ 57.323089][ T46] br_port_carrier_check+0x365/0x430 [ 57.323093][ T46] br_device_event+0x52d/0x8f0 [ 57.323096][ T46] ? packet_sendmsg_spkt+0x1360/0x1360 [ 57.323103][ T46] notifier_call_chain+0xae/0x300 [ 57.323109][ T46] netif_state_change+0x139/0x3d0 [ 57.323113][ T46] ? dev_deactivate+0xc1/0x210 [ 57.323117][ T46] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 57.323121][ T46] ? rfc2863_policy+0x1a0/0x310 [ 57.323124][ T46] ? linkwatch_do_dev+0x9c/0xd0 [ 57.323126][ T46] __linkwatch_run_queue+0x350/0x850 [ 57.323129][ T46] ? linkwatch_do_dev+0xd0/0xd0 [ 57.323131][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 57.323136][ T46] linkwatch_event+0x7f/0xb0 [ 57.323138][ T46] ? __linkwatch_run_queue+0x850/0x850 [ 57.323142][ T46] process_one_work+0xe3e/0x1560 [ 57.323149][ T46] ? __queue_delayed_work+0x470/0x470 [ 57.323152][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 57.323160][ T46] worker_thread+0x4f1/0xd60 [ 57.323168][ T46] ? rescuer_thread+0x1340/0x1340 [ 57.323170][ T46] kthread+0x367/0x460 [ 57.323172][ T46] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 57.323176][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 57.323179][ T46] ret_from_fork+0x474/0x6b0 [ 57.323183][ T46] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 57.323187][ T46] ? __switch_to+0x5a3/0xe00 [ 57.323190][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 57.323193][ T46] ret_from_fork_asm+0x11/0x20 [ 57.323208][ T46] [ 58.366181][ T462] br0: port 1(swp1) entered disabled state [ 58.366200][ T462] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 58.366203][ T462] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 462, name: kworker/u17:2 [ 58.366209][ T462] preempt_count: 202, expected: 0 [ 58.366210][ T462] RCU nest depth: 0, expected: 0 [ 58.366212][ T462] locks held by kworker/u17:2/462: 9, last CPU#0: [ 58.366214][ T462] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 58.366226][ T462] #1: ffa00000018a7d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 58.366230][ T462] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 58.366236][ T462] #3: ff11000009dc4e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 58.366239][ T462] #4: ff11000016c3ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 58.366245][ T462] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 58.366249][ T462] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 58.366253][ T462] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 58.366257][ T462] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 58.366261][ T462] irq event stamp: 254821 [ 58.366262][ T462] hardirqs last enabled at (254820): [] __down_trylock_console_sem+0x86/0xa0 [ 58.366265][ T462] hardirqs last disabled at (254821): [] console_emit_next_record+0x3d4/0x4c0 [ 58.366268][ T462] softirqs last enabled at (254814): [] __fib6_clean_all+0xff/0x290 [ 58.366270][ T462] softirqs last disabled at (254816): [] br_port_carrier_check+0x161/0x430 [ 58.366273][ T462] Preemption disabled at: [ 58.366274][ T462] [<0000000000000000>] 0x0 [ 58.366281][ T462] CPU: 0 UID: 0 PID: 462 Comm: kworker/u17:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 58.366284][ T462] Tainted: [W]=WARN [ 58.366285][ T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 58.366287][ T462] Workqueue: events_unbound linkwatch_event [ 58.366291][ T462] Call Trace: [ 58.366292][ T462] [ 58.366294][ T462] dump_stack_lvl+0x6f/0xa0 [ 58.366300][ T462] __might_resched.cold+0x1fe/0x2c1 [ 58.366304][ T462] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 58.366309][ T462] ? __kmalloc_noprof+0xdb/0x760 [ 58.366313][ T462] __kmalloc_noprof+0x443/0x760 [ 58.366315][ T462] ? alloc_buf.isra.0+0x4b/0x260 [ 58.366322][ T462] ? do_raw_spin_unlock+0x59/0x250 [ 58.366325][ T462] alloc_buf.isra.0+0x4b/0x260 [ 58.366329][ T462] put_chars+0x1e1/0x2f0 [ 58.366332][ T462] ? __send_to_port+0x420/0x420 [ 58.366335][ T462] ? rcu_read_lock_any_held+0x3c/0x90 [ 58.366338][ T462] ? validate_chain+0x38b/0xc20 [ 58.366342][ T462] hvc_console_print+0x292/0x780 [ 58.366347][ T462] ? __lock_acquire+0x518/0xc20 [ 58.366348][ T462] ? __lock_acquire+0x518/0xc20 [ 58.366353][ T462] ? hvc_write+0x3a0/0x3a0 [ 58.366357][ T462] ? rcu_is_watching+0x16/0xd0 [ 58.366359][ T462] ? lock_acquire+0x13c/0x160 [ 58.366364][ T462] console_emit_next_record+0x22f/0x4c0 [ 58.366368][ T462] ? devkmsg_read+0x4b0/0x4b0 [ 58.366369][ T462] ? console_flush_one_record+0x106/0x710 [ 58.366373][ T462] ? rcu_is_watching+0x16/0xd0 [ 58.366374][ T462] ? lock_acquire+0x13c/0x160 [ 58.366378][ T462] console_flush_one_record+0x46f/0x710 [ 58.366383][ T462] ? console_emit_next_record+0x4c0/0x4c0 [ 58.366385][ T462] ? __lock_acquire+0x518/0xc20 [ 58.366390][ T462] console_unlock+0xee/0x1f0 [ 58.366393][ T462] ? console_flush_one_record+0x710/0x710 [ 58.366395][ T462] ? rcu_is_watching+0x16/0xd0 [ 58.366396][ T462] ? lock_acquire+0xe0/0x160 [ 58.366400][ T462] ? __down_trylock_console_sem+0x5e/0xa0 [ 58.366402][ T462] ? vprintk_emit+0x320/0x3e0 [ 58.366405][ T462] vprintk_emit+0x37c/0x3e0 [ 58.366408][ T462] ? wake_up_klogd_work_func+0x90/0x90 [ 58.366409][ T462] ? __lock_release.isra.0+0x69/0x1a0 [ 58.366412][ T462] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 58.366414][ T462] ? rcu_read_lock_any_held+0x3c/0x90 [ 58.366418][ T462] _printk+0xc7/0x100 [ 58.366421][ T462] ? snapshot_read.cold+0x21/0x21 [ 58.366424][ T462] ? add_chain_block+0xf4/0x5b0 [ 58.366431][ T462] br_set_state+0x22f/0x430 [ 58.366436][ T462] br_stp_disable_port+0x11f/0x390 [ 58.366439][ T462] br_port_carrier_check+0x365/0x430 [ 58.366443][ T462] br_device_event+0x52d/0x8f0 [ 58.366446][ T462] ? packet_sendmsg_spkt+0x1360/0x1360 [ 58.366452][ T462] notifier_call_chain+0xae/0x300 [ 58.366458][ T462] netif_state_change+0x139/0x3d0 [ 58.366461][ T462] ? dev_deactivate+0xc1/0x210 [ 58.366465][ T462] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 58.366469][ T462] ? rfc2863_policy+0x1a0/0x310 [ 58.366472][ T462] ? linkwatch_do_dev+0x9c/0xd0 [ 58.366473][ T462] __linkwatch_run_queue+0x350/0x850 [ 58.366477][ T462] ? linkwatch_do_dev+0xd0/0xd0 [ 58.366479][ T462] ? lock_acquire.part.0+0xd4/0x280 [ 58.366484][ T462] linkwatch_event+0x7f/0xb0 [ 58.366486][ T462] ? __linkwatch_run_queue+0x850/0x850 [ 58.366489][ T462] process_one_work+0xe3e/0x1560 [ 58.366496][ T462] ? __queue_delayed_work+0x470/0x470 [ 58.366499][ T462] ? lock_acquire.part.0+0xd4/0x280 [ 58.366507][ T462] worker_thread+0x4f1/0xd60 [ 58.366511][ T462] ? rescuer_thread+0x1340/0x1340 [ 58.366513][ T462] ? __kthread_parkme+0xbd/0x210 [ 58.366516][ T462] ? rescuer_thread+0x1340/0x1340 [ 58.366519][ T462] ? rescuer_thread+0x1340/0x1340 [ 58.366521][ T462] kthread+0x367/0x460 [ 58.366523][ T462] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 58.366526][ T462] ? kthread_affine_preferred+0x4c0/0x4c0 [ 58.366529][ T462] ret_from_fork+0x474/0x6b0 [ 58.366533][ T462] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 58.366537][ T462] ? __switch_to+0x5a3/0xe00 [ 58.366542][ T462] ? kthread_affine_preferred+0x4c0/0x4c0 [ 58.366546][ T462] ret_from_fork_asm+0x11/0x20 [ 58.366560][ T462] [ 64.651871][ T12] vx0: left allmulticast mode [ 64.651895][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 64.651898][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 64.651901][ T12] preempt_count: 1, expected: 0 [ 64.651902][ T12] RCU nest depth: 0, expected: 0 [ 64.651903][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 64.651906][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 64.651922][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 64.651929][ T12] #2: ffffffff8deffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 64.651938][ T12] #3: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 64.651944][ T12] #4: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 64.651950][ T12] #5: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 64.651957][ T12] #6: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 64.651962][ T12] #7: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 64.651969][ T12] irq event stamp: 379156 [ 64.651970][ T12] hardirqs last enabled at (379155): [] __down_trylock_console_sem+0x86/0xa0 [ 64.651974][ T12] hardirqs last disabled at (379156): [] console_emit_next_record+0x3d4/0x4c0 [ 64.651977][ T12] softirqs last enabled at (379110): [] handle_softirqs+0x67c/0x900 [ 64.651982][ T12] softirqs last disabled at (379073): [] __irq_exit_rcu+0x145/0x1c0 [ 64.651985][ T12] Preemption disabled at: [ 64.651986][ T12] [] vprintk_emit+0x31b/0x3e0 [ 64.651992][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 64.651997][ T12] Tainted: [W]=WARN [ 64.651998][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.652001][ T12] Workqueue: netns cleanup_net [ 64.652005][ T12] Call Trace: [ 64.652007][ T12] [ 64.652010][ T12] dump_stack_lvl+0x6f/0xa0 [ 64.652017][ T12] ? vprintk_emit+0x31b/0x3e0 [ 64.652020][ T12] __might_resched.cold+0x1fe/0x2c1 [ 64.652026][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 64.652032][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 64.652039][ T12] __kmalloc_noprof+0x443/0x760 [ 64.652043][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 64.652053][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 64.652057][ T12] alloc_buf.isra.0+0x4b/0x260 [ 64.652064][ T12] put_chars+0x1e1/0x2f0 [ 64.652068][ T12] ? __send_to_port+0x420/0x420 [ 64.652071][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 64.652077][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 64.652080][ T12] ? validate_chain+0x38b/0xc20 [ 64.652090][ T12] hvc_console_print+0x292/0x780 [ 64.652094][ T12] ? __lock_acquire+0x518/0xc20 [ 64.652104][ T12] ? hvc_write+0x3a0/0x3a0 [ 64.652109][ T12] ? rcu_is_watching+0x16/0xd0 [ 64.652118][ T12] console_emit_next_record+0x22f/0x4c0 [ 64.652125][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 64.652127][ T12] ? console_flush_one_record+0x106/0x710 [ 64.652133][ T12] ? rcu_is_watching+0x16/0xd0 [ 64.652136][ T12] ? lock_acquire+0x13c/0x160 [ 64.652143][ T12] console_flush_one_record+0x46f/0x710 [ 64.652151][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 64.652153][ T12] ? __lock_acquire+0x518/0xc20 [ 64.652164][ T12] console_unlock+0xee/0x1f0 [ 64.652168][ T12] ? console_flush_one_record+0x710/0x710 [ 64.652171][ T12] ? rcu_is_watching+0x16/0xd0 [ 64.652174][ T12] ? lock_acquire+0xe0/0x160 [ 64.652181][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 64.652184][ T12] ? vprintk_emit+0x320/0x3e0 [ 64.652189][ T12] vprintk_emit+0x37c/0x3e0 [ 64.652196][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 64.652198][ T12] ? cleanup_net+0x431/0x940 [ 64.652201][ T12] ? worker_thread+0x4f1/0xd60 [ 64.652204][ T12] ? kthread+0x367/0x460 [ 64.652207][ T12] ? ret_from_fork+0x474/0x6b0 [ 64.652211][ T12] ? ret_from_fork_asm+0x11/0x20 [ 64.652226][ T12] _printk+0xc7/0x100 [ 64.652232][ T12] ? snapshot_read.cold+0x21/0x21 [ 64.652240][ T12] ? netdev_name+0x43/0x60 [ 64.652246][ T12] ? __netdev_printk+0x17f/0x1d0 [ 64.652252][ T12] netdev_info+0xe2/0x116 [ 64.652256][ T12] ? netdev_notice+0x120/0x120 [ 64.652264][ T12] ? rcu_is_watching+0x16/0xd0 [ 64.652267][ T12] ? __up_read+0x355/0x9e0 [ 64.652272][ T12] ? down_write_nested+0x200/0x200 [ 64.652275][ T12] ? mutex_is_locked+0x1c/0x50 [ 64.652279][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 64.652287][ T12] dev_set_allmulti+0xa6/0x240 [ 64.652293][ T12] del_nbp+0xb7/0xc10 [ 64.652303][ T12] br_dev_delete+0x9d/0x1e0 [ 64.652309][ T12] br_net_exit_rtnl+0xb8/0x110 [ 64.652315][ T12] ops_undo_list+0x5be/0x8f0 [ 64.652321][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 64.652326][ T12] ? netns_install+0x2a0/0x2a0 [ 64.652329][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 64.652334][ T12] ? idr_destroy+0x121/0x250 [ 64.652342][ T12] cleanup_net+0x431/0x940 [ 64.652347][ T12] ? net_passive_dec+0x230/0x230 [ 64.652354][ T12] ? lock_acquire+0x13c/0x160 [ 64.652357][ T12] ? rcu_is_watching+0x16/0xd0 [ 64.652364][ T12] process_one_work+0xe3e/0x1560 [ 64.652377][ T12] ? __queue_delayed_work+0x470/0x470 [ 64.652382][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 64.652397][ T12] worker_thread+0x4f1/0xd60 [ 64.652411][ T12] ? rescuer_thread+0x1340/0x1340 [ 64.652414][ T12] kthread+0x367/0x460 [ 64.652417][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 64.652422][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 64.652427][ T12] ret_from_fork+0x474/0x6b0 [ 64.652433][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 64.652440][ T12] ? __switch_to+0x5a3/0xe00 [ 64.652445][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 64.652450][ T12] ret_from_fork_asm+0x11/0x20 [ 64.652465][ T12] [ 64.691533][ T12] vx0: left promiscuous mode [ 64.692119][ T12] br0: port 2(vx0) entered disabled state [ 64.693829][ T12] swp1: left allmulticast mode [ 64.694295][ T12] swp1: left promiscuous mode [ 64.694880][ T12] br0: port 1(swp1) entered disabled state [ 64.889905][ T12] vx0: left allmulticast mode [ 64.890301][ T12] vx0: left promiscuous mode [ 64.890793][ T12] br0: port 2(vx0) entered disabled state [ 64.892328][ T12] swp1: left allmulticast mode [ 64.892715][ T12] swp1: left promiscuous mode [ 64.893673][ T12] br0: port 1(swp1) entered disabled state [ 66.265566][ T1256] veth0: renamed from veth1 [ 66.265584][ T1256] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 66.265587][ T1256] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1256, name: ip [ 66.265588][ T1256] preempt_count: 1, expected: 0 [ 66.265589][ T1256] RCU nest depth: 0, expected: 0 [ 66.265590][ T1256] locks held by ip/1256: 5, last CPU#3: [ 66.265592][ T1256] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 66.265605][ T1256] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 66.265611][ T1256] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 66.265615][ T1256] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 66.265619][ T1256] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 66.265623][ T1256] irq event stamp: 16094 [ 66.265624][ T1256] hardirqs last enabled at (16093): [] __down_trylock_console_sem+0x86/0xa0 [ 66.265628][ T1256] hardirqs last disabled at (16094): [] console_emit_next_record+0x3d4/0x4c0 [ 66.265630][ T1256] softirqs last enabled at (16088): [] netif_change_name+0x216/0x8c0 [ 66.265634][ T1256] softirqs last disabled at (16086): [] netif_change_name+0x1ad/0x8c0 [ 66.265637][ T1256] Preemption disabled at: [ 66.265637][ T1256] [] vprintk_emit+0x31b/0x3e0 [ 66.265643][ T1256] CPU: 3 UID: 0 PID: 1256 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 66.265646][ T1256] Tainted: [W]=WARN [ 66.265647][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.265649][ T1256] Call Trace: [ 66.265651][ T1256] [ 66.265652][ T1256] dump_stack_lvl+0x6f/0xa0 [ 66.265659][ T1256] ? vprintk_emit+0x31b/0x3e0 [ 66.265660][ T1256] __might_resched.cold+0x1fe/0x2c1 [ 66.265665][ T1256] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 66.265670][ T1256] ? __kmalloc_noprof+0xdb/0x760 [ 66.265674][ T1256] __kmalloc_noprof+0x443/0x760 [ 66.265676][ T1256] ? alloc_buf.isra.0+0x4b/0x260 [ 66.265683][ T1256] ? do_raw_spin_unlock+0x59/0x250 [ 66.265686][ T1256] alloc_buf.isra.0+0x4b/0x260 [ 66.265690][ T1256] put_chars+0x1e1/0x2f0 [ 66.265693][ T1256] ? __send_to_port+0x420/0x420 [ 66.265699][ T1256] hvc_console_print+0x292/0x780 [ 66.265707][ T1256] ? hvc_write+0x3a0/0x3a0 [ 66.265711][ T1256] ? lock_acquire+0x13c/0x160 [ 66.265716][ T1256] console_emit_next_record+0x22f/0x4c0 [ 66.265720][ T1256] ? devkmsg_read+0x4b0/0x4b0 [ 66.265722][ T1256] ? console_flush_one_record+0x106/0x710 [ 66.265726][ T1256] ? rcu_is_watching+0x16/0xd0 [ 66.265728][ T1256] ? lock_acquire+0x13c/0x160 [ 66.265733][ T1256] console_flush_one_record+0x46f/0x710 [ 66.265737][ T1256] ? console_emit_next_record+0x4c0/0x4c0 [ 66.265739][ T1256] ? __lock_acquire+0x518/0xc20 [ 66.265745][ T1256] console_unlock+0xee/0x1f0 [ 66.265748][ T1256] ? console_flush_one_record+0x710/0x710 [ 66.265750][ T1256] ? rcu_is_watching+0x16/0xd0 [ 66.265755][ T1256] ? lock_acquire+0xe0/0x160 [ 66.265760][ T1256] ? __down_trylock_console_sem+0x5e/0xa0 [ 66.265762][ T1256] ? vprintk_emit+0x320/0x3e0 [ 66.265765][ T1256] vprintk_emit+0x37c/0x3e0 [ 66.265768][ T1256] ? wake_up_klogd_work_func+0x90/0x90 [ 66.265771][ T1256] ? _mutex_trylock_nest_lock+0x390/0x390 [ 66.265777][ T1256] _printk+0xc7/0x100 [ 66.265781][ T1256] ? snapshot_read.cold+0x21/0x21 [ 66.265783][ T1256] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 66.265785][ T1256] ? rcu_read_lock_any_held+0x3c/0x90 [ 66.265788][ T1256] ? validate_chain+0x38b/0xc20 [ 66.265791][ T1256] ? netdev_name+0x43/0x60 [ 66.265795][ T1256] ? __netdev_printk+0x17f/0x1d0 [ 66.265798][ T1256] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 66.265800][ T1256] netdev_info+0xe2/0x116 [ 66.265803][ T1256] ? netdev_notice+0x120/0x120 [ 66.265806][ T1256] ? find_held_lock+0x2b/0x80 [ 66.265810][ T1256] ? __lock_release.isra.0+0x69/0x1a0 [ 66.265812][ T1256] ? mark_held_locks+0x40/0x70 [ 66.265816][ T1256] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 66.265818][ T1256] netif_change_name.cold+0x4f/0x89 [ 66.265820][ T1256] ? register_netdev+0x40/0x40 [ 66.265822][ T1256] ? is_bpf_text_address+0x68/0x110 [ 66.265827][ T1256] ? netdev_adjacent_rename_links+0x470/0x470 [ 66.265830][ T1256] ? __kernel_text_address+0x12/0x30 [ 66.265832][ T1256] ? write_profile+0xf0/0xf0 [ 66.265837][ T1256] ? __asan_memset+0x27/0x50 [ 66.265843][ T1256] do_setlink.isra.0+0x1f7d/0x2a60 [ 66.265847][ T1256] ? stack_trace_save+0x93/0xc0 [ 66.265849][ T1256] ? rtnl_link_get_size+0x350/0x350 [ 66.265850][ T1256] ? rcu_read_lock_any_held+0x66/0x90 [ 66.265852][ T1256] ? stack_depot_save_flags+0x38e/0x790 [ 66.265856][ T1256] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 66.265858][ T1256] ? rcu_read_lock_any_held+0x3c/0x90 [ 66.265860][ T1256] ? validate_chain+0x38b/0xc20 [ 66.265863][ T1256] ? kasan_save_stack+0x3d/0x50 [ 66.265864][ T1256] ? kasan_save_stack+0x2f/0x50 [ 66.265866][ T1256] ? kasan_save_track+0x14/0x30 [ 66.265867][ T1256] ? __kasan_kmalloc+0x7b/0x90 [ 66.265869][ T1256] ? __lock_acquire+0x518/0xc20 [ 66.265872][ T1256] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 66.265875][ T1256] ? ___sys_sendmsg+0xd0/0x1d0 [ 66.265879][ T1256] ? lock_acquire.part.0+0xd4/0x280 [ 66.265881][ T1256] ? rtnl_newlink+0x9a8/0x11b0 [ 66.265884][ T1256] ? rcu_is_watching+0x16/0xd0 [ 66.265886][ T1256] ? lock_acquire+0x13c/0x160 [ 66.265887][ T1256] ? rcu_is_watching+0x16/0xd0 [ 66.265888][ T1256] ? rcu_is_watching+0x16/0xd0 [ 66.265890][ T1256] ? trace_contention_end+0xb3/0x180 [ 66.265893][ T1256] ? __mutex_lock+0x1db/0x1ea0 [ 66.265894][ T1256] ? __mutex_lock+0x9a3/0x1ea0 [ 66.265896][ T1256] ? rtnl_newlink+0x9a8/0x11b0 [ 66.265899][ T1256] ? ww_mutex_lock+0x160/0x160 [ 66.265901][ T1256] ? nla_get_range_signed+0x3d0/0x3d0 [ 66.265905][ T1256] ? rcu_is_watching+0x16/0xd0 [ 66.265908][ T1256] ? __rtnl_newlink+0x3fa/0xa50 [ 66.265913][ T1256] rtnl_newlink+0x9f1/0x11b0 [ 66.265919][ T1256] ? rtnl_bridge_getlink+0x850/0x850 [ 66.265921][ T1256] ? __lock_acquire+0x518/0xc20 [ 66.265926][ T1256] ? lock_acquire.part.0+0xd4/0x280 [ 66.265928][ T1256] ? find_held_lock+0x2b/0x80 [ 66.265930][ T1256] ? rtnl_bridge_getlink+0x850/0x850 [ 66.265931][ T1256] ? __lock_release.isra.0+0x69/0x1a0 [ 66.265935][ T1256] ? rtnl_bridge_getlink+0x850/0x850 [ 66.265937][ T1256] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 66.265941][ T1256] ? rtnl_link_fill+0x920/0x920 [ 66.265942][ T1256] ? __lock_acquire+0x518/0xc20 [ 66.265947][ T1256] ? lock_acquire.part.0+0xd4/0x280 [ 66.265949][ T1256] ? find_held_lock+0x2b/0x80 [ 66.265952][ T1256] netlink_rcv_skb+0x14e/0x3a0 [ 66.265956][ T1256] ? rtnl_link_fill+0x920/0x920 [ 66.265959][ T1256] ? netlink_ack+0xcf0/0xcf0 [ 66.265965][ T1256] ? netlink_deliver_tap+0xc5/0x330 [ 66.265967][ T1256] ? netlink_deliver_tap+0x13c/0x330 [ 66.265972][ T1256] netlink_unicast+0x486/0x750 [ 66.265976][ T1256] ? netlink_attachskb+0x810/0x810 [ 66.265979][ T1256] ? find_held_lock+0x2b/0x80 [ 66.265983][ T1256] netlink_sendmsg+0x75b/0xc90 [ 66.265987][ T1256] ? netlink_unicast+0x750/0x750 [ 66.265991][ T1256] ? __lock_release.isra.0+0x69/0x1a0 [ 66.265993][ T1256] ? __import_iovec+0x36c/0x620 [ 66.265998][ T1256] __sock_sendmsg+0xce/0x190 [ 66.266001][ T1256] ____sys_sendmsg+0x61a/0x860 [ 66.266003][ T1256] ? copy_msghdr_from_user+0x279/0x420 [ 66.266006][ T1256] ? sock_write_iter+0x400/0x400 [ 66.266007][ T1256] ? move_addr_to_kernel+0x40/0x40 [ 66.266015][ T1256] ___sys_sendmsg+0x14e/0x1d0 [ 66.266018][ T1256] ? copy_msghdr_from_user+0x420/0x420 [ 66.266035][ T1256] __sys_sendmsg+0x12c/0x1d0 [ 66.266037][ T1256] ? __sys_sendmsg_sock+0x20/0x20 [ 66.266044][ T1256] ? rcu_is_watching+0x16/0xd0 [ 66.266047][ T1256] do_syscall_64+0xff/0x530 [ 66.266050][ T1256] ? exc_page_fault+0xee/0x100 [ 66.266053][ T1256] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 66.266056][ T1256] RIP: 0033:0x7ff91db3e54e [ 66.266060][ T1256] 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 [ 66.266062][ T1256] RSP: 002b:00007ffde93df380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.266064][ T1256] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007ff91db3e54e [ 66.266066][ T1256] RDX: 0000000000000000 RSI: 00007ffde93df430 RDI: 0000000000000005 [ 66.266067][ T1256] RBP: 00007ffde93df390 R08: 0000000000000000 R09: 0000000000000000 [ 66.266068][ T1256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912eff [ 66.266069][ T1256] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde93dfaf0 [ 66.266076][ T1256] [ 66.713411][ T1292] br0: port 1(swp1) entered blocking state [ 66.713761][ T1292] br0: port 1(swp1) entered disabled state [ 66.714072][ T1292] swp1: entered allmulticast mode [ 66.715204][ T1292] swp1: entered promiscuous mode [ 66.715886][ T1292] br0: port 1(swp1) entered blocking state [ 66.716176][ T1292] br0: port 1(swp1) entered forwarding state [ 66.789111][ T1294] br0: port 2(vx0) entered blocking state [ 66.789405][ T1294] br0: port 2(vx0) entered disabled state [ 66.789656][ T1294] vx0: entered allmulticast mode [ 66.790778][ T1294] vx0: entered promiscuous mode [ 66.791299][ T1294] br0: port 2(vx0) entered blocking state [ 66.791540][ T1294] br0: port 2(vx0) entered forwarding state [ 67.330805][ T1307] br0: port 1(swp1) entered blocking state [ 67.330826][ T1307] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 67.330828][ T1307] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1307, name: ip [ 67.330829][ T1307] preempt_count: 1, expected: 0 [ 67.330831][ T1307] RCU nest depth: 0, expected: 0 [ 67.330832][ T1307] locks held by ip/1307: 5, last CPU#0: [ 67.330834][ T1307] #0: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 67.330846][ T1307] #1: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 67.330852][ T1307] #2: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 67.330856][ T1307] #3: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 67.330860][ T1307] #4: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 67.330864][ T1307] irq event stamp: 23020 [ 67.330865][ T1307] hardirqs last enabled at (23019): [] __down_trylock_console_sem+0x86/0xa0 [ 67.330869][ T1307] hardirqs last disabled at (23020): [] console_emit_next_record+0x3d4/0x4c0 [ 67.330871][ T1307] softirqs last enabled at (22960): [] __alloc_skb+0x4c2/0x5f0 [ 67.330874][ T1307] softirqs last disabled at (22958): [] __alloc_skb+0x4c2/0x5f0 [ 67.330877][ T1307] Preemption disabled at: [ 67.330878][ T1307] [] vprintk_emit+0x31b/0x3e0 [ 67.330883][ T1307] CPU: 0 UID: 0 PID: 1307 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 67.330886][ T1307] Tainted: [W]=WARN [ 67.330887][ T1307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.330889][ T1307] Call Trace: [ 67.330891][ T1307] [ 67.330892][ T1307] dump_stack_lvl+0x6f/0xa0 [ 67.330899][ T1307] ? vprintk_emit+0x31b/0x3e0 [ 67.330900][ T1307] __might_resched.cold+0x1fe/0x2c1 [ 67.330905][ T1307] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 67.330909][ T1307] ? __kmalloc_noprof+0xdb/0x760 [ 67.330914][ T1307] __kmalloc_noprof+0x443/0x760 [ 67.330916][ T1307] ? alloc_buf.isra.0+0x4b/0x260 [ 67.330923][ T1307] ? do_raw_spin_unlock+0x59/0x250 [ 67.330925][ T1307] alloc_buf.isra.0+0x4b/0x260 [ 67.330929][ T1307] put_chars+0x1e1/0x2f0 [ 67.330932][ T1307] ? __send_to_port+0x420/0x420 [ 67.330933][ T1307] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 67.330937][ T1307] ? validate_chain+0x38b/0xc20 [ 67.330943][ T1307] hvc_console_print+0x292/0x780 [ 67.330951][ T1307] ? hvc_write+0x3a0/0x3a0 [ 67.330954][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.330956][ T1307] ? lock_acquire+0x13c/0x160 [ 67.330960][ T1307] console_emit_next_record+0x22f/0x4c0 [ 67.330964][ T1307] ? devkmsg_read+0x4b0/0x4b0 [ 67.330966][ T1307] ? console_flush_one_record+0x106/0x710 [ 67.330969][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.330971][ T1307] ? lock_acquire+0x13c/0x160 [ 67.330975][ T1307] console_flush_one_record+0x46f/0x710 [ 67.330980][ T1307] ? console_emit_next_record+0x4c0/0x4c0 [ 67.330982][ T1307] ? __lock_acquire+0x518/0xc20 [ 67.330987][ T1307] console_unlock+0xee/0x1f0 [ 67.330990][ T1307] ? console_flush_one_record+0x710/0x710 [ 67.330992][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.330994][ T1307] ? lock_acquire+0xe0/0x160 [ 67.330998][ T1307] ? __down_trylock_console_sem+0x5e/0xa0 [ 67.330999][ T1307] ? vprintk_emit+0x320/0x3e0 [ 67.331002][ T1307] vprintk_emit+0x37c/0x3e0 [ 67.331005][ T1307] ? wake_up_klogd_work_func+0x90/0x90 [ 67.331007][ T1307] ? trace_contention_end+0xb3/0x180 [ 67.331009][ T1307] ? __mutex_lock+0x1db/0x1ea0 [ 67.331012][ T1307] ? __mutex_lock+0x9a3/0x1ea0 [ 67.331016][ T1307] _printk+0xc7/0x100 [ 67.331020][ T1307] ? snapshot_read.cold+0x21/0x21 [ 67.331023][ T1307] ? new_nbp+0x310/0x650 [ 67.331028][ T1307] ? __mutex_unlock_slowpath+0x9e/0x740 [ 67.331032][ T1307] br_set_state+0x22f/0x430 [ 67.331036][ T1307] br_init_port+0xc4/0x200 [ 67.331039][ T1307] new_nbp+0x3a0/0x650 [ 67.331042][ T1307] br_add_if+0x212/0x1320 [ 67.331045][ T1307] ? _mutex_trylock_nest_lock+0x390/0x390 [ 67.331046][ T1307] ? is_bpf_text_address+0x72/0x110 [ 67.331053][ T1307] do_set_master+0x3b2/0x780 [ 67.331056][ T1307] do_setlink.isra.0+0x9ec/0x2a60 [ 67.331060][ T1307] ? stack_trace_save+0x93/0xc0 [ 67.331063][ T1307] ? rtnl_link_get_size+0x350/0x350 [ 67.331065][ T1307] ? rcu_read_lock_any_held+0x66/0x90 [ 67.331067][ T1307] ? stack_depot_save_flags+0x38e/0x790 [ 67.331071][ T1307] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 67.331073][ T1307] ? rcu_read_lock_any_held+0x3c/0x90 [ 67.331075][ T1307] ? validate_chain+0x38b/0xc20 [ 67.331077][ T1307] ? kasan_save_stack+0x3d/0x50 [ 67.331080][ T1307] ? kasan_save_stack+0x2f/0x50 [ 67.331081][ T1307] ? kasan_save_track+0x14/0x30 [ 67.331082][ T1307] ? __kasan_kmalloc+0x7b/0x90 [ 67.331084][ T1307] ? __lock_acquire+0x518/0xc20 [ 67.331086][ T1307] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 67.331089][ T1307] ? ___sys_sendmsg+0xd0/0x1d0 [ 67.331094][ T1307] ? lock_acquire.part.0+0xd4/0x280 [ 67.331096][ T1307] ? rtnl_newlink+0x9a8/0x11b0 [ 67.331098][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.331100][ T1307] ? lock_acquire+0x13c/0x160 [ 67.331102][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.331103][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.331105][ T1307] ? trace_contention_end+0xb3/0x180 [ 67.331107][ T1307] ? __mutex_lock+0x1db/0x1ea0 [ 67.331108][ T1307] ? __mutex_lock+0x9a3/0x1ea0 [ 67.331110][ T1307] ? rtnl_newlink+0x9a8/0x11b0 [ 67.331113][ T1307] ? ww_mutex_lock+0x160/0x160 [ 67.331115][ T1307] ? nla_get_range_signed+0x3d0/0x3d0 [ 67.331120][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.331122][ T1307] ? __rtnl_newlink+0x3fa/0xa50 [ 67.331127][ T1307] rtnl_newlink+0x9f1/0x11b0 [ 67.331133][ T1307] ? rtnl_bridge_getlink+0x850/0x850 [ 67.331135][ T1307] ? __lock_acquire+0x518/0xc20 [ 67.331140][ T1307] ? lock_acquire.part.0+0xd4/0x280 [ 67.331142][ T1307] ? find_held_lock+0x2b/0x80 [ 67.331144][ T1307] ? rtnl_bridge_getlink+0x850/0x850 [ 67.331146][ T1307] ? __lock_release.isra.0+0x69/0x1a0 [ 67.331150][ T1307] ? rtnl_bridge_getlink+0x850/0x850 [ 67.331152][ T1307] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 67.331155][ T1307] ? rtnl_link_fill+0x920/0x920 [ 67.331156][ T1307] ? __lock_acquire+0x518/0xc20 [ 67.331161][ T1307] ? lock_acquire.part.0+0xd4/0x280 [ 67.331163][ T1307] ? find_held_lock+0x2b/0x80 [ 67.331167][ T1307] netlink_rcv_skb+0x14e/0x3a0 [ 67.331170][ T1307] ? rtnl_link_fill+0x920/0x920 [ 67.331173][ T1307] ? netlink_ack+0xcf0/0xcf0 [ 67.331180][ T1307] ? netlink_deliver_tap+0xc5/0x330 [ 67.331182][ T1307] ? netlink_deliver_tap+0x13c/0x330 [ 67.331186][ T1307] netlink_unicast+0x486/0x750 [ 67.331191][ T1307] ? netlink_attachskb+0x810/0x810 [ 67.331193][ T1307] ? find_held_lock+0x2b/0x80 [ 67.331198][ T1307] netlink_sendmsg+0x75b/0xc90 [ 67.331202][ T1307] ? netlink_unicast+0x750/0x750 [ 67.331206][ T1307] ? __lock_release.isra.0+0x69/0x1a0 [ 67.331207][ T1307] ? __import_iovec+0x36c/0x620 [ 67.331213][ T1307] __sock_sendmsg+0xce/0x190 [ 67.331216][ T1307] ____sys_sendmsg+0x61a/0x860 [ 67.331218][ T1307] ? copy_msghdr_from_user+0x279/0x420 [ 67.331220][ T1307] ? sock_write_iter+0x400/0x400 [ 67.331222][ T1307] ? move_addr_to_kernel+0x40/0x40 [ 67.331235][ T1307] ___sys_sendmsg+0x14e/0x1d0 [ 67.331238][ T1307] ? copy_msghdr_from_user+0x420/0x420 [ 67.331255][ T1307] __sys_sendmsg+0x12c/0x1d0 [ 67.331258][ T1307] ? __sys_sendmsg_sock+0x20/0x20 [ 67.331264][ T1307] ? rcu_is_watching+0x16/0xd0 [ 67.331267][ T1307] do_syscall_64+0xff/0x530 [ 67.331270][ T1307] ? exc_page_fault+0xee/0x100 [ 67.331273][ T1307] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 67.331276][ T1307] RIP: 0033:0x7fa66855b54e [ 67.331280][ T1307] 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 [ 67.331281][ T1307] RSP: 002b:00007ffcc133c4f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 67.331284][ T1307] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa66855b54e [ 67.331285][ T1307] RDX: 0000000000000000 RSI: 00007ffcc133c5a0 RDI: 0000000000000005 [ 67.331286][ T1307] RBP: 00007ffcc133c500 R08: 0000000000000000 R09: 0000000000000000 [ 67.331289][ T1307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912f00 [ 67.331290][ T1307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc133cc70 [ 67.331297][ T1307] [ 67.367140][ T1307] br0: port 1(swp1) entered disabled state [ 67.367543][ T1307] swp1: entered allmulticast mode [ 67.368715][ T1307] swp1: entered promiscuous mode [ 67.370124][ T1307] br0: port 1(swp1) entered blocking state [ 67.370414][ T1307] br0: port 1(swp1) entered forwarding state [ 67.472805][ T1309] br0: port 2(vx0) entered blocking state [ 67.473081][ T1309] br0: port 2(vx0) entered disabled state [ 67.473338][ T1309] vx0: entered allmulticast mode [ 67.474434][ T1309] vx0: entered promiscuous mode [ 67.474885][ T1309] br0: port 2(vx0) entered blocking state [ 67.475129][ T1309] br0: port 2(vx0) entered forwarding state [ 72.897927][ T462] br0: port 1(swp1) entered disabled state [ 72.897949][ T462] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 72.897951][ T462] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 462, name: kworker/u17:2 [ 72.897953][ T462] preempt_count: 202, expected: 0 [ 72.897954][ T462] RCU nest depth: 0, expected: 0 [ 72.897955][ T462] locks held by kworker/u17:2/462: 9, last CPU#0: [ 72.897957][ T462] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 72.897971][ T462] #1: ffa00000018a7d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 72.897975][ T462] #2: ffffffff8df1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 72.897981][ T462] #3: ff1100001708ce10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 72.897985][ T462] #4: ff11000016d8ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 72.897990][ T462] #5: ffffffff8d77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 72.897995][ T462] #6: ffffffff8d77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 72.897999][ T462] #7: ffffffff8d69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 72.898002][ T462] #8: ffffffff8d69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 72.898007][ T462] irq event stamp: 298203 [ 72.898007][ T462] hardirqs last enabled at (298202): [] __down_trylock_console_sem+0x86/0xa0 [ 72.898011][ T462] hardirqs last disabled at (298203): [] console_emit_next_record+0x3d4/0x4c0 [ 72.898013][ T462] softirqs last enabled at (298196): [] __fib6_clean_all+0xff/0x290 [ 72.898016][ T462] softirqs last disabled at (298198): [] br_port_carrier_check+0x161/0x430 [ 72.898019][ T462] Preemption disabled at: [ 72.898019][ T462] [<0000000000000000>] 0x0 [ 72.898027][ T462] CPU: 0 UID: 0 PID: 462 Comm: kworker/u17:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 72.898032][ T462] Tainted: [W]=WARN [ 72.898033][ T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.898035][ T462] Workqueue: events_unbound linkwatch_event [ 72.898040][ T462] Call Trace: [ 72.898042][ T462] [ 72.898045][ T462] dump_stack_lvl+0x6f/0xa0 [ 72.898052][ T462] __might_resched.cold+0x1fe/0x2c1 [ 72.898056][ T462] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 72.898061][ T462] ? __kmalloc_noprof+0xdb/0x760 [ 72.898065][ T462] __kmalloc_noprof+0x443/0x760 [ 72.898067][ T462] ? alloc_buf.isra.0+0x4b/0x260 [ 72.898074][ T462] ? do_raw_spin_unlock+0x59/0x250 [ 72.898077][ T462] alloc_buf.isra.0+0x4b/0x260 [ 72.898081][ T462] put_chars+0x1e1/0x2f0 [ 72.898084][ T462] ? __send_to_port+0x420/0x420 [ 72.898087][ T462] ? rcu_read_lock_any_held+0x3c/0x90 [ 72.898091][ T462] ? validate_chain+0x38b/0xc20 [ 72.898095][ T462] hvc_console_print+0x292/0x780 [ 72.898100][ T462] ? __lock_acquire+0x518/0xc20 [ 72.898102][ T462] ? __lock_acquire+0x518/0xc20 [ 72.898107][ T462] ? hvc_write+0x3a0/0x3a0 [ 72.898111][ T462] ? rcu_is_watching+0x16/0xd0 [ 72.898113][ T462] ? lock_acquire+0x13c/0x160 [ 72.898118][ T462] console_emit_next_record+0x22f/0x4c0 [ 72.898122][ T462] ? devkmsg_read+0x4b0/0x4b0 [ 72.898124][ T462] ? console_flush_one_record+0x106/0x710 [ 72.898127][ T462] ? rcu_is_watching+0x16/0xd0 [ 72.898129][ T462] ? lock_acquire+0x13c/0x160 [ 72.898134][ T462] console_flush_one_record+0x46f/0x710 [ 72.898138][ T462] ? console_emit_next_record+0x4c0/0x4c0 [ 72.898140][ T462] ? __lock_acquire+0x518/0xc20 [ 72.898146][ T462] console_unlock+0xee/0x1f0 [ 72.898149][ T462] ? console_flush_one_record+0x710/0x710 [ 72.898151][ T462] ? rcu_is_watching+0x16/0xd0 [ 72.898153][ T462] ? lock_acquire+0xe0/0x160 [ 72.898157][ T462] ? __down_trylock_console_sem+0x5e/0xa0 [ 72.898159][ T462] ? vprintk_emit+0x320/0x3e0 [ 72.898162][ T462] vprintk_emit+0x37c/0x3e0 [ 72.898165][ T462] ? wake_up_klogd_work_func+0x90/0x90 [ 72.898166][ T462] ? __lock_release.isra.0+0x69/0x1a0 [ 72.898169][ T462] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 72.898172][ T462] ? rcu_read_lock_any_held+0x3c/0x90 [ 72.898175][ T462] _printk+0xc7/0x100 [ 72.898179][ T462] ? snapshot_read.cold+0x21/0x21 [ 72.898182][ T462] ? add_chain_block+0xf4/0x5b0 [ 72.898189][ T462] br_set_state+0x22f/0x430 [ 72.898194][ T462] br_stp_disable_port+0x11f/0x390 [ 72.898198][ T462] br_port_carrier_check+0x365/0x430 [ 72.898202][ T462] br_device_event+0x52d/0x8f0 [ 72.898206][ T462] ? packet_sendmsg_spkt+0x1360/0x1360 [ 72.898212][ T462] notifier_call_chain+0xae/0x300 [ 72.898218][ T462] netif_state_change+0x139/0x3d0 [ 72.898222][ T462] ? dev_deactivate+0xc1/0x210 [ 72.898226][ T462] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 72.898230][ T462] ? rfc2863_policy+0x1a0/0x310 [ 72.898235][ T462] ? linkwatch_do_dev+0x9c/0xd0 [ 72.898244][ T462] __linkwatch_run_queue+0x350/0x850 [ 72.898247][ T462] ? linkwatch_do_dev+0xd0/0xd0 [ 72.898250][ T462] ? lock_acquire.part.0+0xd4/0x280 [ 72.898255][ T462] linkwatch_event+0x7f/0xb0 [ 72.898257][ T462] ? __linkwatch_run_queue+0x850/0x850 [ 72.898261][ T462] process_one_work+0xe3e/0x1560 [ 72.898268][ T462] ? __queue_delayed_work+0x470/0x470 [ 72.898271][ T462] ? lock_acquire.part.0+0xd4/0x280 [ 72.898279][ T462] worker_thread+0x4f1/0xd60 [ 72.898284][ T462] ? rescuer_thread+0x1340/0x1340 [ 72.898286][ T462] ? __kthread_parkme+0xbd/0x210 [ 72.898289][ T462] ? rescuer_thread+0x1340/0x1340 [ 72.898292][ T462] ? rescuer_thread+0x1340/0x1340 [ 72.898294][ T462] kthread+0x367/0x460 [ 72.898296][ T462] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 72.898300][ T462] ? kthread_affine_preferred+0x4c0/0x4c0 [ 72.898303][ T462] ret_from_fork+0x474/0x6b0 [ 72.898307][ T462] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 72.898311][ T462] ? __switch_to+0x5a3/0xe00 [ 72.898315][ T462] ? kthread_affine_preferred+0x4c0/0x4c0 [ 72.898317][ T462] ret_from_fork_asm+0x11/0x20 [ 72.898327][ T462] [ 81.853810][ C3] [ 81.853827][ C3] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 81.853830][ C3] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/3 [ 81.853831][ C3] preempt_count: 104, expected: 0 [ 81.853833][ C3] RCU nest depth: 0, expected: 0 [ 81.853834][ C3] INFO: lockdep is turned off. [ 81.853835][ C3] irq event stamp: 3045096 [ 81.853836][ C3] hardirqs last enabled at (3045096): [] _raw_spin_unlock_irq+0x28/0x50 [ 81.853844][ C3] hardirqs last disabled at (3045095): [] _raw_spin_lock_irq+0x4a/0x50 [ 81.853846][ C3] softirqs last enabled at (3045072): [] handle_softirqs+0x67c/0x900 [ 81.853850][ C3] softirqs last disabled at (3045093): [] __irq_exit_rcu+0x145/0x1c0 [ 81.853852][ C3] Preemption disabled at: [ 81.853853][ C3] [<0000000000000000>] 0x0 [ 81.853860][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 81.853864][ C3] Tainted: [W]=WARN [ 81.853865][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.853866][ C3] Call Trace: [ 81.853868][ C3] [ 81.853870][ C3] dump_stack_lvl+0x6f/0xa0 [ 81.853876][ C3] __might_resched.cold+0x1fe/0x2c1 [ 81.853880][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 81.853883][ C3] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 81.853887][ C3] ? __asan_memcpy+0x3c/0x60 [ 81.853890][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.853892][ C3] __kmalloc_noprof+0x443/0x760 [ 81.853894][ C3] ? __rwlock_init+0x150/0x150 [ 81.853897][ C3] ? alloc_buf.isra.0+0x4b/0x260 [ 81.853902][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 81.853904][ C3] alloc_buf.isra.0+0x4b/0x260 [ 81.853906][ C3] put_chars+0x1e1/0x2f0 [ 81.853908][ C3] ? __send_to_port+0x420/0x420 [ 81.853910][ C3] ? console_prepend_replay+0x20/0x20 [ 81.853913][ C3] hvc_console_print+0x292/0x780 [ 81.853918][ C3] ? hvc_write+0x3a0/0x3a0 [ 81.853920][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.853921][ C3] ? lock_acquire+0x13c/0x160 [ 81.853924][ C3] console_emit_next_record+0x22f/0x4c0 [ 81.853927][ C3] ? devkmsg_read+0x4b0/0x4b0 [ 81.853929][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.853930][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.853931][ C3] ? lock_acquire+0x13c/0x160 [ 81.853933][ C3] ? console_flush_one_record+0x111/0x710 [ 81.853935][ C3] console_flush_one_record+0x46f/0x710 [ 81.853937][ C3] ? console_emit_next_record+0x4c0/0x4c0 [ 81.853940][ C3] console_unlock+0xee/0x1f0 [ 81.853942][ C3] ? lock_acquire+0x13c/0x160 [ 81.853944][ C3] ? console_flush_one_record+0x710/0x710 [ 81.853945][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.853946][ C3] ? lock_release+0x184/0x1f0 [ 81.853948][ C3] ? lock_acquire+0xe0/0x160 [ 81.853950][ C3] ? __down_trylock_console_sem+0x5e/0xa0 [ 81.853952][ C3] ? vprintk_emit+0x320/0x3e0 [ 81.853954][ C3] vprintk_emit+0x37c/0x3e0 [ 81.853955][ C3] ? wake_up_klogd_work_func+0x90/0x90 [ 81.853956][ C3] ? common_startup_64+0x13e/0x148 [ 81.853960][ C3] _printk+0xc7/0x100 [ 81.853963][ C3] ? snapshot_read.cold+0x21/0x21 [ 81.853965][ C3] ? arch_stack_walk+0xd7/0x130 [ 81.853967][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 81.853969][ C3] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 81.853970][ C3] print_irq_inversion_bug.part.0+0x32/0xc0 [ 81.853973][ C3] mark_lock_irq+0x989/0x9c0 [ 81.853976][ C3] mark_lock+0x1d7/0xa00 [ 81.853978][ C3] mark_usage+0x42/0x170 [ 81.853980][ C3] __lock_acquire+0x388/0xc20 [ 81.853983][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.853984][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 81.853988][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.853989][ C3] ? lock_acquire+0x13c/0x160 [ 81.853991][ C3] ? br_message_age_timer_expired+0x70/0x70 [ 81.853992][ C3] _raw_spin_lock+0x33/0x40 [ 81.853993][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 81.853995][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [ 81.853996][ C3] ? br_message_age_timer_expired+0x70/0x70 [ 81.853998][ C3] call_timer_fn+0x160/0x4d0 [ 81.854001][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 81.854003][ C3] ? debug_object_active_state+0x430/0x430 [ 81.854006][ C3] ? find_held_lock+0x2b/0x80 [ 81.854008][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 81.854010][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.854012][ C3] __run_timers+0x68f/0xaa0 [ 81.854014][ C3] ? br_message_age_timer_expired+0x70/0x70 [ 81.854016][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 81.854018][ C3] ? __lock_acquire+0x518/0xc20 [ 81.854021][ C3] ? __rwlock_init+0x150/0x150 [ 81.854023][ C3] run_timer_softirq+0xf0/0x160 [ 81.854026][ C3] ? __run_timers+0xaa0/0xaa0 [ 81.854028][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 81.854031][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.854032][ C3] handle_softirqs+0x1d3/0x900 [ 81.854034][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 81.854036][ C3] ? _local_bh_enable+0xc0/0xc0 [ 81.854038][ C3] __irq_exit_rcu+0x145/0x1c0 [ 81.854040][ C3] irq_exit_rcu+0xe/0x30 [ 81.854042][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 81.854045][ C3] [ 81.854045][ C3] [ 81.854046][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 81.854048][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 81.854050][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 81.854053][ C3] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 81.854055][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 81.854058][ C3] RAX: 00000000002e76e3 RBX: ff11000001cb8040 RCX: ffffffff89b06247 [ 81.854059][ C3] RDX: ff11000001cb8040 RSI: ffffffff8cd11027 RDI: ffffffff8c6949e0 [ 81.854060][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 81.854061][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 81.854062][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 81.854064][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 81.854067][ C3] default_idle+0x9/0x10 [ 81.854069][ C3] default_idle_call+0x6e/0xb0 [ 81.854071][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 81.854073][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 81.854075][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 81.854078][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 81.854079][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.854081][ C3] do_idle+0xd8/0x190 [ 81.854082][ C3] cpu_startup_entry+0x53/0x70 [ 81.854084][ C3] start_secondary+0x204/0x2b0 [ 81.854086][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 81.854088][ C3] common_startup_64+0x13e/0x148 [ 81.854092][ C3] [ 81.873674][ C3] ======================================================== [ 81.873885][ C3] WARNING: possible irq lock inversion dependency detected [ 81.874188][ C3] 7.2.0-virtme #1 Tainted: G W [ 81.874363][ C3] -------------------------------------------------------- [ 81.874618][ C3] swapper/3/0 just changed the state of lock: [ 81.874791][ C3] ff11000016d8ae98 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [ 81.875092][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 81.875305][ C3] (fs_reclaim){+.+.}-{0:0} [ 81.875308][ C3] [ 81.875308][ C3] [ 81.875308][ C3] and interrupts could create inverse lock ordering between them. [ 81.875308][ C3] [ 81.875868][ C3] [ 81.875868][ C3] other info that might help us debug this: [ 81.876170][ C3] Chain exists of: [ 81.876170][ C3] &br->lock --> console_owner --> fs_reclaim [ 81.876170][ C3] [ 81.876502][ C3] Possible interrupt unsafe locking scenario: [ 81.876502][ C3] [ 81.876711][ C3] CPU0 CPU1 [ 81.876854][ C3] ---- ---- [ 81.876994][ C3] lock(fs_reclaim); [ 81.877108][ C3] local_irq_disable(); [ 81.877286][ C3] lock(&br->lock); [ 81.877511][ C3] lock(console_owner); [ 81.877687][ C3] [ 81.877797][ C3] lock(&br->lock); [ 81.877906][ C3] [ 81.877906][ C3] *** DEADLOCK *** [ 81.877906][ C3] [ 81.878157][ C3] locks held by swapper/3/0: 1, last CPU#3: [ 81.878435][ C3] #0: ffa0000000280c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 81.878813][ C3] [ 81.878813][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 81.879065][ C3] -> (fs_reclaim){+.+.}-{0:0} { [ 81.879213][ C3] HARDIRQ-ON-W at: [ 81.879327][ C3] __lock_acquire+0x388/0xc20 [ 81.879511][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.879696][ C3] fs_reclaim_acquire+0xd5/0x120 [ 81.879882][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 81.883314][ C3] kthread_create_worker_on_node+0xea/0x210 [ 81.883537][ C3] workqueue_init+0x2a/0x680 [ 81.883716][ C3] kernel_init_freeable+0x2fe/0x630 [ 81.883938][ C3] kernel_init+0x21/0x150 [ 81.884122][ C3] ret_from_fork+0x474/0x6b0 [ 81.884307][ C3] ret_from_fork_asm+0x11/0x20 [ 81.884534][ C3] SOFTIRQ-ON-W at: [ 81.884642][ C3] __lock_acquire+0x388/0xc20 [ 81.884876][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.885105][ C3] fs_reclaim_acquire+0xd5/0x120 [ 81.885344][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 81.885561][ C3] kthread_create_worker_on_node+0xea/0x210 [ 81.885774][ C3] workqueue_init+0x2a/0x680 [ 81.885952][ C3] kernel_init_freeable+0x2fe/0x630 [ 81.886161][ C3] kernel_init+0x21/0x150 [ 81.886335][ C3] ret_from_fork+0x474/0x6b0 [ 81.886509][ C3] ret_from_fork_asm+0x11/0x20 [ 81.886899][ C3] INITIAL USE at: [ 81.887005][ C3] __lock_acquire+0x388/0xc20 [ 81.887184][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.887463][ C3] fs_reclaim_acquire+0xd5/0x120 [ 81.887689][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 81.887995][ C3] kthread_create_worker_on_node+0xea/0x210 [ 81.888260][ C3] workqueue_init+0x2a/0x680 [ 81.888484][ C3] kernel_init_freeable+0x2fe/0x630 [ 81.888707][ C3] kernel_init+0x21/0x150 [ 81.888882][ C3] ret_from_fork+0x474/0x6b0 [ 81.889058][ C3] ret_from_fork_asm+0x11/0x20 [ 81.889232][ C3] } [ 81.889309][ C3] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 81.889520][ C3] ... acquired at: [ 81.889624][ C3] __lock_acquire+0x518/0xc20 [ 81.889766][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.889907][ C3] fs_reclaim_acquire+0xd5/0x120 [ 81.890048][ C3] __kmalloc_noprof+0xd3/0x760 [ 81.890188][ C3] alloc_buf.isra.0+0x4b/0x260 [ 81.890336][ C3] put_chars+0x1e1/0x2f0 [ 81.890472][ C3] hvc_console_print+0x292/0x780 [ 81.890615][ C3] console_emit_next_record+0x22f/0x4c0 [ 81.890755][ C3] console_flush_one_record+0x46f/0x710 [ 81.890897][ C3] console_unlock+0xee/0x1f0 [ 81.891035][ C3] vprintk_emit+0x37c/0x3e0 [ 81.891174][ C3] _printk+0xc7/0x100 [ 81.891310][ C3] i8042_pnp_init+0xf7/0x3c0 [ 81.891451][ C3] i8042_platform_init+0x3f9/0x460 [ 81.891640][ C3] i8042_init+0x45/0x130 [ 81.891780][ C3] do_one_initcall+0x124/0x4f0 [ 81.891918][ C3] kernel_init_freeable+0x596/0x630 [ 81.892103][ C3] kernel_init+0x21/0x150 [ 81.892241][ C3] ret_from_fork+0x474/0x6b0 [ 81.892386][ C3] ret_from_fork_asm+0x11/0x20 [ 81.892523][ C3] [ 81.892598][ C3] -> (console_owner){....}-{0:0} { [ 81.892791][ C3] INITIAL USE at: [ 81.892896][ C3] } [ 81.892966][ C3] ... key at: [] console_owner_dep_map+0x0/0x60 [ 81.893217][ C3] ... acquired at: [ 81.893326][ C3] __lock_acquire+0x518/0xc20 [ 81.893466][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.893603][ C3] console_lock_spinning_enable+0x5c/0x60 [ 81.893774][ C3] console_emit_next_record+0x1d1/0x4c0 [ 81.893910][ C3] console_flush_one_record+0x46f/0x710 [ 81.894095][ C3] console_unlock+0xee/0x1f0 [ 81.894239][ C3] vprintk_emit+0x37c/0x3e0 [ 81.894425][ C3] _printk+0xc7/0x100 [ 81.894530][ C3] br_set_state+0x22f/0x430 [ 81.894720][ C3] br_init_port+0xc4/0x200 [ 81.894906][ C3] br_stp_enable_port+0x12/0x50 [ 81.895042][ C3] br_add_if+0xde2/0x1320 [ 81.895181][ C3] do_set_master+0x3b2/0x780 [ 81.895325][ C3] do_setlink.isra.0+0x9ec/0x2a60 [ 81.895475][ C3] rtnl_newlink+0x9f1/0x11b0 [ 81.895612][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 81.895751][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 81.895893][ C3] netlink_unicast+0x486/0x750 [ 81.896034][ C3] netlink_sendmsg+0x75b/0xc90 [ 81.896172][ C3] __sock_sendmsg+0xce/0x190 [ 81.896316][ C3] ____sys_sendmsg+0x61a/0x860 [ 81.896461][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 81.896804][ C3] __sys_sendmsg+0x12c/0x1d0 [ 81.896943][ C3] do_syscall_64+0xff/0x530 [ 81.897082][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 81.897352][ C3] [ 81.897465][ C3] -> (&br->lock){+.-.}-{3:3} { [ 81.897605][ C3] HARDIRQ-ON-W at: [ 81.897757][ C3] __lock_acquire+0x388/0xc20 [ 81.898007][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.898330][ C3] _raw_spin_lock_bh+0x38/0x50 [ 81.898503][ C3] recalculate_group_addr+0x51/0x120 [ 81.898682][ C3] br_vlan_filter_toggle+0x85/0x110 [ 81.898907][ C3] br_changelink+0x575/0x16e0 [ 81.899079][ C3] br_dev_newlink+0xeb/0x160 [ 81.899260][ C3] rtnl_newlink_create+0x2d0/0x850 [ 81.899434][ C3] __rtnl_newlink+0x22b/0xa50 [ 81.899610][ C3] rtnl_newlink+0x9f1/0x11b0 [ 81.899782][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 81.899959][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 81.900135][ C3] netlink_unicast+0x486/0x750 [ 81.900315][ C3] netlink_sendmsg+0x75b/0xc90 [ 81.900490][ C3] __sock_sendmsg+0xce/0x190 [ 81.900662][ C3] ____sys_sendmsg+0x61a/0x860 [ 81.900834][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 81.901010][ C3] __sys_sendmsg+0x12c/0x1d0 [ 81.901182][ C3] do_syscall_64+0xff/0x530 [ 81.901408][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 81.901618][ C3] IN-SOFTIRQ-W at: [ 81.901724][ C3] __lock_acquire+0x388/0xc20 [ 81.901945][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.902120][ C3] _raw_spin_lock+0x33/0x40 [ 81.902300][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [ 81.902561][ C3] call_timer_fn+0x160/0x4d0 [ 81.902738][ C3] __run_timers+0x68f/0xaa0 [ 81.902960][ C3] run_timer_softirq+0xf0/0x160 [ 81.903180][ C3] handle_softirqs+0x1d3/0x900 [ 81.903363][ C3] __irq_exit_rcu+0x145/0x1c0 [ 81.903539][ C3] irq_exit_rcu+0xe/0x30 [ 81.903709][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 81.903916][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 81.904128][ C3] pv_native_safe_halt+0xf/0x10 [ 81.904353][ C3] default_idle+0x9/0x10 [ 81.907558][ C3] default_idle_call+0x6e/0xb0 [ 81.907739][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 81.907953][ C3] do_idle+0xd8/0x190 [ 81.908093][ C3] cpu_startup_entry+0x53/0x70 [ 81.908280][ C3] start_secondary+0x204/0x2b0 [ 81.908509][ C3] common_startup_64+0x13e/0x148 [ 81.908734][ C3] INITIAL USE at: [ 81.908842][ C3] __lock_acquire+0x388/0xc20 [ 81.909019][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.909196][ C3] _raw_spin_lock_bh+0x38/0x50 [ 81.909382][ C3] recalculate_group_addr+0x51/0x120 [ 81.909556][ C3] br_vlan_filter_toggle+0x85/0x110 [ 81.909734][ C3] br_changelink+0x575/0x16e0 [ 81.909905][ C3] br_dev_newlink+0xeb/0x160 [ 81.910126][ C3] rtnl_newlink_create+0x2d0/0x850 [ 81.910306][ C3] __rtnl_newlink+0x22b/0xa50 [ 81.910529][ C3] rtnl_newlink+0x9f1/0x11b0 [ 81.910849][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 81.911030][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 81.911253][ C3] netlink_unicast+0x486/0x750 [ 81.911485][ C3] netlink_sendmsg+0x75b/0xc90 [ 81.911658][ C3] __sock_sendmsg+0xce/0x190 [ 81.911832][ C3] ____sys_sendmsg+0x61a/0x860 [ 81.912004][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 81.912177][ C3] __sys_sendmsg+0x12c/0x1d0 [ 81.912354][ C3] do_syscall_64+0xff/0x530 [ 81.912525][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 81.912733][ C3] } [ 81.912803][ C3] ... key at: [] __key.7+0x0/0x40 [ 81.912976][ C3] ... acquired at: [ 81.913080][ C3] mark_lock+0x1d7/0xa00 [ 81.913218][ C3] mark_usage+0x42/0x170 [ 81.913450][ C3] __lock_acquire+0x388/0xc20 [ 81.913585][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.913723][ C3] _raw_spin_lock+0x33/0x40 [ 81.913858][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [ 81.914075][ C3] call_timer_fn+0x160/0x4d0 [ 81.914219][ C3] __run_timers+0x68f/0xaa0 [ 81.914356][ C3] run_timer_softirq+0xf0/0x160 [ 81.914492][ C3] handle_softirqs+0x1d3/0x900 [ 81.914632][ C3] __irq_exit_rcu+0x145/0x1c0 [ 81.914768][ C3] irq_exit_rcu+0xe/0x30 [ 81.914902][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 81.915076][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 81.915245][ C3] pv_native_safe_halt+0xf/0x10 [ 81.915387][ C3] default_idle+0x9/0x10 [ 81.915570][ C3] default_idle_call+0x6e/0xb0 [ 81.915755][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 81.915926][ C3] do_idle+0xd8/0x190 [ 81.916029][ C3] cpu_startup_entry+0x53/0x70 [ 81.916167][ C3] start_secondary+0x204/0x2b0 [ 81.916311][ C3] common_startup_64+0x13e/0x148 [ 81.916451][ C3] [ 81.916526][ C3] [ 81.916526][ C3] stack backtrace: [ 81.916704][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 81.916708][ C3] Tainted: [W]=WARN [ 81.916709][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.916710][ C3] Call Trace: [ 81.916712][ C3] [ 81.916713][ C3] dump_stack_lvl+0x6f/0xa0 [ 81.916718][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 81.916721][ C3] mark_lock_irq+0x989/0x9c0 [ 81.916724][ C3] mark_lock+0x1d7/0xa00 [ 81.916726][ C3] mark_usage+0x42/0x170 [ 81.916728][ C3] __lock_acquire+0x388/0xc20 [ 81.916731][ C3] lock_acquire.part.0+0xd4/0x280 [ 81.916732][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 81.916734][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.916737][ C3] ? lock_acquire+0x13c/0x160 [ 81.916739][ C3] ? br_message_age_timer_expired+0x70/0x70 [ 81.916740][ C3] _raw_spin_lock+0x33/0x40 [ 81.916742][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 81.916743][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [ 81.916745][ C3] ? br_message_age_timer_expired+0x70/0x70 [ 81.916746][ C3] call_timer_fn+0x160/0x4d0 [ 81.916749][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 81.916750][ C3] ? debug_object_active_state+0x430/0x430 [ 81.916754][ C3] ? find_held_lock+0x2b/0x80 [ 81.916756][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 81.916758][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.916760][ C3] __run_timers+0x68f/0xaa0 [ 81.916761][ C3] ? br_message_age_timer_expired+0x70/0x70 [ 81.916763][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 81.916765][ C3] ? __lock_acquire+0x518/0xc20 [ 81.916768][ C3] ? __rwlock_init+0x150/0x150 [ 81.916771][ C3] run_timer_softirq+0xf0/0x160 [ 81.916773][ C3] ? __run_timers+0xaa0/0xaa0 [ 81.916775][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 81.916778][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.916779][ C3] handle_softirqs+0x1d3/0x900 [ 81.916781][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 81.916783][ C3] ? _local_bh_enable+0xc0/0xc0 [ 81.916785][ C3] __irq_exit_rcu+0x145/0x1c0 [ 81.916787][ C3] irq_exit_rcu+0xe/0x30 [ 81.916788][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 81.916790][ C3] [ 81.916791][ C3] [ 81.916791][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 81.916793][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 81.916795][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 81.916797][ C3] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 81.916799][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 81.916801][ C3] RAX: 00000000002e76e3 RBX: ff11000001cb8040 RCX: ffffffff89b06247 [ 81.916802][ C3] RDX: ff11000001cb8040 RSI: ffffffff8cd11027 RDI: ffffffff8c6949e0 [ 81.916803][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 81.916804][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 81.916805][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 81.916807][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 81.916809][ C3] default_idle+0x9/0x10 [ 81.916811][ C3] default_idle_call+0x6e/0xb0 [ 81.916812][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 81.916814][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 81.916816][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 81.916817][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 81.916819][ C3] ? rcu_is_watching+0x16/0xd0 [ 81.916820][ C3] do_idle+0xd8/0x190 [ 81.916822][ C3] cpu_startup_entry+0x53/0x70 [ 81.916824][ C3] start_secondary+0x204/0x2b0 [ 81.916825][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 81.916827][ C3] common_startup_64+0x13e/0x148 [ 81.916831][ C3] [ 103.008261][ T12] vx0: left allmulticast mode [ 103.008279][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 103.008282][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 103.008284][ T12] preempt_count: 1, expected: 0 [ 103.008285][ T12] RCU nest depth: 0, expected: 0 [ 103.008286][ T12] INFO: lockdep is turned off. [ 103.008287][ T12] irq event stamp: 477328 [ 103.008288][ T12] hardirqs last enabled at (477327): [] _raw_spin_unlock_irq+0x28/0x50 [ 103.008297][ T12] hardirqs last disabled at (477328): [] __schedule+0x1246/0x20e0 [ 103.008300][ T12] softirqs last enabled at (477320): [] __fib6_clean_all+0xff/0x290 [ 103.008309][ T12] softirqs last disabled at (477314): [] __fib6_clean_all+0xd9/0x290 [ 103.008311][ T12] Preemption disabled at: [ 103.008312][ T12] [] vprintk_emit+0x31b/0x3e0 [ 103.008319][ T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 103.008323][ T12] Tainted: [W]=WARN [ 103.008324][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 103.008326][ T12] Workqueue: netns cleanup_net [ 103.008332][ T12] Call Trace: [ 103.008334][ T12] [ 103.008335][ T12] dump_stack_lvl+0x6f/0xa0 [ 103.008340][ T12] ? vprintk_emit+0x31b/0x3e0 [ 103.008342][ T12] __might_resched.cold+0x1fe/0x2c1 [ 103.008345][ T12] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 103.008347][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 103.008351][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008354][ T12] __kmalloc_noprof+0x443/0x760 [ 103.008357][ T12] ? __rwlock_init+0x150/0x150 [ 103.008360][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 103.008365][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 103.008367][ T12] alloc_buf.isra.0+0x4b/0x260 [ 103.008370][ T12] put_chars+0x1e1/0x2f0 [ 103.008371][ T12] ? __send_to_port+0x420/0x420 [ 103.008373][ T12] ? console_prepend_replay+0x20/0x20 [ 103.008376][ T12] hvc_console_print+0x292/0x780 [ 103.008381][ T12] ? hvc_write+0x3a0/0x3a0 [ 103.008383][ T12] ? vsnprintf+0x527/0x1700 [ 103.008385][ T12] ? __rwlock_init+0x150/0x150 [ 103.008387][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008388][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008390][ T12] console_emit_next_record+0x22f/0x4c0 [ 103.008393][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 103.008396][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008397][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008398][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008399][ T12] ? lock_acquire+0x13c/0x160 [ 103.008402][ T12] ? console_flush_one_record+0x111/0x710 [ 103.008404][ T12] console_flush_one_record+0x46f/0x710 [ 103.008406][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 103.008410][ T12] console_unlock+0xee/0x1f0 [ 103.008412][ T12] ? lock_acquire+0x13c/0x160 [ 103.008414][ T12] ? console_flush_one_record+0x710/0x710 [ 103.008415][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008417][ T12] ? lock_release+0x184/0x1f0 [ 103.008418][ T12] ? lock_acquire+0xe0/0x160 [ 103.008420][ T12] ? __rcu_read_lock+0x70/0x70 [ 103.008422][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 103.008424][ T12] ? vprintk_emit+0x320/0x3e0 [ 103.008425][ T12] vprintk_emit+0x37c/0x3e0 [ 103.008427][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 103.008428][ T12] ? cleanup_net+0x431/0x940 [ 103.008430][ T12] ? worker_thread+0x4f1/0xd60 [ 103.008432][ T12] ? kthread+0x367/0x460 [ 103.008435][ T12] ? ret_from_fork+0x474/0x6b0 [ 103.008438][ T12] ? ret_from_fork_asm+0x11/0x20 [ 103.008440][ T12] _printk+0xc7/0x100 [ 103.008444][ T12] ? snapshot_read.cold+0x21/0x21 [ 103.008446][ T12] ? netdev_name+0x43/0x60 [ 103.008449][ T12] ? __netdev_printk+0x17f/0x1d0 [ 103.008451][ T12] netdev_info+0xe2/0x116 [ 103.008454][ T12] ? netdev_notice+0x120/0x120 [ 103.008456][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008457][ T12] ? __up_read+0x355/0x9e0 [ 103.008459][ T12] ? trace_hardirqs_on+0x36/0x40 [ 103.008462][ T12] ? down_write_nested+0x200/0x200 [ 103.008463][ T12] ? mutex_is_locked+0x1c/0x50 [ 103.008465][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 103.008467][ T12] dev_set_allmulti+0xa6/0x240 [ 103.008470][ T12] del_nbp+0xb7/0xc10 [ 103.008474][ T12] br_dev_delete+0x9d/0x1e0 [ 103.008476][ T12] br_net_exit_rtnl+0xb8/0x110 [ 103.008479][ T12] ops_undo_list+0x5be/0x8f0 [ 103.008481][ T12] ? netns_install+0x2a0/0x2a0 [ 103.008483][ T12] ? idr_destroy+0x121/0x250 [ 103.008486][ T12] cleanup_net+0x431/0x940 [ 103.008488][ T12] ? net_passive_dec+0x230/0x230 [ 103.008490][ T12] ? lock_acquire+0x13c/0x160 [ 103.008491][ T12] ? rcu_is_watching+0x16/0xd0 [ 103.008493][ T12] process_one_work+0xe3e/0x1560 [ 103.008496][ T12] ? __queue_delayed_work+0x470/0x470 [ 103.008498][ T12] ? find_held_lock+0x2b/0x80 [ 103.008500][ T12] ? __rwlock_init+0x150/0x150 [ 103.008503][ T12] worker_thread+0x4f1/0xd60 [ 103.008506][ T12] ? rescuer_thread+0x1340/0x1340 [ 103.008508][ T12] kthread+0x367/0x460 [ 103.008509][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 103.008511][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 103.008513][ T12] ret_from_fork+0x474/0x6b0 [ 103.008515][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 103.008517][ T12] ? __switch_to+0x5a3/0xe00 [ 103.008520][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 103.008521][ T12] ret_from_fork_asm+0x11/0x20 [ 103.008525][ T12] [ 103.021617][ T12] vx0: left promiscuous mode [ 103.021836][ T12] br0: port 2(vx0) entered disabled state [ 103.022370][ T12] swp1: left allmulticast mode [ 103.022534][ T12] swp1: left promiscuous mode [ 103.022727][ T12] br0: port 1(swp1) entered disabled state [ 103.116152][ T12] vx0: left allmulticast mode [ 103.116347][ T12] vx0: left promiscuous mode [ 103.121275][ T12] br0: port 2(vx0) entered disabled state [ 103.122135][ T12] swp1: left allmulticast mode [ 103.122312][ T12] swp1: left promiscuous mode [ 103.122595][ T12] br0: port 1(swp1) entered disabled state